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DT2H2X---1.9.5.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : DT2H2X---1.9.5
% Problem  : SEU763^1 : TPTP v9.2.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300

% Computer : n013.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Feb 25 09:37:00 AM UTC 2026

% Result   : Theorem 5.08s 2.04s
% Output   : Refutation 5.08s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   31 (   9 unt;   0 typ;   0 def)
%            Number of atoms       : 4554 (1206 equ;   0 cnn)
%            Maximal formula atoms :  282 ( 146 avg)
%            Number of connectives : 2497 (  48   ~;  26   |; 864   &; 423   @)
%                                         (   2 <=>;1134  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  291 (  68 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  476 ( 473 usr; 287 con; 0-4 aty)
%            Number of variables   :   58 (   0   ^;  36   !;  22   ?;  58   :)

% Comments : 
%------------------------------------------------------------------------------
thf(func_def_0,type,
    in: $i > $i > $o ).

thf(func_def_1,type,
    exu: ( $i > $o ) > $o ).

thf(func_def_6,type,
    setadjoin: $i > $i > $i ).

thf(func_def_8,type,
    powerset: $i > $i ).

thf(func_def_10,type,
    setunion: $i > $i ).

thf(func_def_19,type,
    descr: ( $i > $o ) > $i ).

thf(func_def_21,type,
    dsetconstr: $i > ( $i > $o ) > $i ).

thf(func_def_26,type,
    prop2set: $o > $i ).

thf(func_def_36,type,
    nonempty: $i > $o ).

thf(func_def_69,type,
    set2prop: $i > $o ).

thf(func_def_88,type,
    subset: $i > $i > $o ).

thf(func_def_89,type,
    disjoint: $i > $i > $o ).

thf(func_def_90,type,
    setsmeet: $i > $i > $o ).

thf(func_def_114,type,
    binunion: $i > $i > $i ).

thf(func_def_122,type,
    binintersect: $i > $i > $i ).

thf(func_def_135,type,
    regular: $i > $o ).

thf(func_def_136,type,
    setminus: $i > $i > $i ).

thf(func_def_147,type,
    symdiff: $i > $i > $i ).

thf(func_def_153,type,
    iskpair: $i > $o ).

thf(func_def_158,type,
    kpair: $i > $i > $i ).

thf(func_def_160,type,
    cartprod: $i > $i > $i ).

thf(func_def_177,type,
    singleton: $i > $o ).

thf(func_def_179,type,
    ex1: $i > ( $i > $o ) > $o ).

thf(func_def_184,type,
    atmost1p: $i > $o ).

thf(func_def_185,type,
    atleast2p: $i > $o ).

thf(func_def_186,type,
    atmost2p: $i > $o ).

thf(func_def_187,type,
    upairsetp: $i > $o ).

thf(func_def_191,type,
    kfst: $i > $i ).

thf(func_def_203,type,
    ksnd: $i > $i ).

thf(func_def_213,type,
    breln: $i > $i > $i > $o ).

thf(func_def_214,type,
    dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).

thf(func_def_222,type,
    func: $i > $i > $i > $o ).

thf(func_def_223,type,
    funcSet: $i > $i > $i ).

thf(func_def_226,type,
    ap: $i > $i > $i > $i > $i ).

thf(func_def_232,type,
    lam: $i > $i > ( $i > $i ) > $i ).

thf(func_def_259,type,
    if: $i > $o > $i > $i > $i ).

thf(func_def_331,type,
    sP0: $i > $i > $i > $o ).

thf(func_def_335,type,
    sP4: $o > $i > $i > $i > $o ).

thf(func_def_338,type,
    sP7: $i > $i > $o ).

thf(func_def_339,type,
    sP8: $i > $o ).

thf(func_def_340,type,
    sP9: $i > $i > $o ).

thf(func_def_341,type,
    sP10: $i > $i > $o ).

thf(func_def_342,type,
    sP11: $i > $i > $i > $i > $o ).

thf(func_def_354,type,
    sK23: $i > $i > $i ).

thf(func_def_355,type,
    sK24: $i > $i > $i ).

thf(func_def_377,type,
    sK46: $i > ( $i > $o ) > $i ).

thf(func_def_378,type,
    sK47: $i > $o ).

thf(func_def_398,type,
    sK67: ( $i > $i ) > $i > $i > $i ).

thf(func_def_401,type,
    sK70: $i > $i ).

thf(func_def_412,type,
    sK81: $o > $i > $i > $i ).

thf(func_def_422,type,
    sK91: $i > $i > $o ).

thf(func_def_436,type,
    sK105: $i > $i > $o ).

thf(func_def_460,type,
    sK129: $i > $i > $o ).

thf(func_def_473,type,
    sK142: $i > $i > $i > $i ).

thf(func_def_477,type,
    sK146: $i > $i > $i > $i ).

thf(func_def_487,type,
    sK156: $i > $i ).

thf(func_def_490,type,
    sK159: $i > $i > ( $i > $i ) > $i ).

thf(func_def_494,type,
    sK163: ( $i > $o ) > $i ).

thf(func_def_495,type,
    sK164: $i > $o ).

thf(func_def_496,type,
    sK165: $i > $i ).

thf(func_def_501,type,
    sK170: $i > $o ).

thf(func_def_522,type,
    sK191: $i > $i ).

thf(func_def_529,type,
    sK198: $i > $o ).

thf(func_def_534,type,
    sK203: $i > $o ).

thf(func_def_554,type,
    sK223: $i > $i > $i ).

thf(func_def_561,type,
    sK230: $i > $i > $i ).

thf(func_def_571,type,
    sK240: $i > $i > $i > $i > $i ).

thf(func_def_572,type,
    sK241: $i > $i > $i > $i > $i ).

thf(func_def_582,type,
    sK251: $i > $i > $o ).

thf(func_def_590,type,
    sK259: $i > $o ).

thf(func_def_593,type,
    sK262: $i > $i > $i > $i ).

thf(func_def_599,type,
    sK268: $i > $i > $o ).

thf(func_def_606,type,
    sK275: $i > $o ).

thf(func_def_619,type,
    sK288: ( $i > $o ) > $i ).

thf(func_def_620,type,
    sK289: ( $i > $o ) > $i ).

thf(func_def_621,type,
    sK290: $i > $o ).

thf(func_def_639,type,
    sK308: $i > $o ).

thf(func_def_641,type,
    sK310: ( $i > $o ) > $i > $i ).

thf(func_def_644,type,
    sK313: $i > $i ).

thf(func_def_646,type,
    sK315: ( $i > $i ) > $i > $i > $i ).

thf(func_def_678,type,
    sK347: $i > $o ).

thf(func_def_695,type,
    sK364: $i > $i > $o ).

thf(func_def_706,type,
    sK375: $i > $o ).

thf(func_def_707,type,
    sK376: $i > $i ).

thf(func_def_708,type,
    sK377: ( $i > $o ) > $i ).

thf(func_def_723,type,
    sK392: $i > $i > $i > $i > $i ).

thf(func_def_731,type,
    sK400: $i > $o ).

thf(func_def_734,type,
    sK403: $i > ( $i > $o ) > $i ).

thf(func_def_735,type,
    sK404: $i > ( $i > $o ) > $i ).

thf(func_def_739,type,
    sK408: $i > $o ).

thf(func_def_741,type,
    sK410: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_742,type,
    sK411: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_752,type,
    sK421: $i > $o ).

thf(func_def_760,type,
    sK429: $i > $i > $i > $i > $i ).

thf(func_def_782,type,
    sK451: $i > $i > $i ).

thf(func_def_808,type,
    sK477: $i > $o ).

thf(func_def_811,type,
    sK480: $i > ( $i > $o ) > $i ).

thf(func_def_812,type,
    sK481: $i > $i ).

thf(func_def_814,type,
    sK483: $i > $i ).

thf(func_def_819,type,
    sK488: $i > $i > $i ).

thf(func_def_834,type,
    sK503: $i > $i > $i > $i > $i ).

thf(func_def_838,type,
    sK507: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_839,type,
    sK508: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_842,type,
    sK511: $i > $o ).

thf(func_def_843,type,
    sK512: $i > $o ).

thf(func_def_870,type,
    sK539: $i > $i ).

thf(func_def_883,type,
    sK552: $i > $o ).

thf(func_def_886,type,
    sK555: $i > ( $i > $o ) > $i ).

thf(func_def_887,type,
    sK556: $i > ( $i > $o ) > $i ).

thf(func_def_914,type,
    sK583: $i > $i > $o ).

thf(func_def_915,type,
    sK584: $i > $i ).

thf(func_def_916,type,
    sK585: $i > $i ).

thf(func_def_917,type,
    sK586: ( $i > $i > $o ) > $i > $i ).

thf(func_def_918,type,
    sK587: $i > ( $i > $i > $o ) > $i > $i ).

thf(func_def_919,type,
    sK588: ( $i > $i > $o ) > $i > $i ).

thf(func_def_922,type,
    sK591: $i > ( $i > $o ) > $i ).

thf(func_def_923,type,
    sK592: $i > $o ).

thf(func_def_936,type,
    sK605: $i > $i > $i ).

thf(func_def_938,type,
    sK607: $i > $o ).

thf(func_def_941,type,
    sK610: $i > $o ).

thf(func_def_961,type,
    sK630: $i > $i > $i > $i ).

thf(func_def_964,type,
    sK633: $i > $o ).

thf(func_def_974,type,
    sK643: $i > $i ).

thf(func_def_984,type,
    sK653: $i > $o ).

thf(func_def_997,type,
    sK666: ( $i > $i ) > $i > $i > $i ).

thf(func_def_1000,type,
    sK669: $i > $i ).

thf(func_def_1010,type,
    sK679: $i > ( $i > $o ) > $i ).

thf(func_def_1011,type,
    sK680: $i > $o ).

thf(func_def_1018,type,
    sK687: $i > $o ).

thf(func_def_1020,type,
    sK689: ( $i > $o ) > $i > $i ).

thf(func_def_1038,type,
    sK707: $i > $i > $o ).

thf(func_def_1040,type,
    sK709: $i > $i ).

thf(func_def_1042,type,
    sK711: $i > $o ).

thf(func_def_1058,type,
    sK727: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_1059,type,
    sK728: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_1060,type,
    sK729: $i > $o ).

thf(func_def_1061,type,
    sK730: $i > $o ).

thf(func_def_1081,type,
    sK750: $i > $o ).

thf(func_def_1083,type,
    sK752: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_1084,type,
    sK753: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_1089,type,
    sK758: $i > $i > $i > $i ).

thf(func_def_1090,type,
    sK759: $i > $i > $i > $i ).

thf(func_def_1096,type,
    sK765: $i > $i > $i ).

thf(func_def_1097,type,
    sK766: $i > $i > $i ).

thf(func_def_1098,type,
    sK767: $i > $i > $i ).

thf(func_def_1099,type,
    sK768: $i > $i > $i ).

thf(func_def_1100,type,
    sK769: $i > $i > $i ).

thf(func_def_1101,type,
    sK770: $i > $i > $i > $i ).

thf(func_def_1102,type,
    sK771: $i > $i ).

thf(func_def_1103,type,
    sK772: $i > $i ).

thf(func_def_1104,type,
    sK773: $i > $i ).

thf(func_def_1105,type,
    sK774: $i > $i ).

thf(func_def_1106,type,
    sK775: $i > $i > $i ).

thf(func_def_1107,type,
    sK776: $i > $i > $i > $i ).

thf(func_def_1108,type,
    sK777: $i > $i > $i > $i ).

thf(func_def_1109,type,
    sK778: $i > $i > $i ).

thf(func_def_1110,type,
    sK779: $i > $i > $i ).

thf(func_def_1111,type,
    sK780: $i > $i ).

thf(func_def_1113,type,
    sK782: $i > $i ).

thf(func_def_1114,type,
    sK783: $i > $i ).

thf(func_def_1119,type,
    sK788: $i > ( $i > $o ) > $i ).

thf(func_def_1120,type,
    sK789: $i > $o ).

thf(func_def_1126,type,
    sK795: $i > $i ).

thf(func_def_1140,type,
    sK809: $i > $i > $i ).

thf(func_def_1141,type,
    sK810: $i > ( $i > $o ) > $i > $i ).

thf(func_def_1143,type,
    sK812: $i > $o ).

thf(func_def_1160,type,
    sK829: $i > $i > $i ).

thf(func_def_1166,type,
    sK835: ( $i > $o ) > $i > $i ).

thf(func_def_1168,type,
    sK837: $i > $o ).

thf(func_def_1181,type,
    sK850: $i > $i ).

thf(func_def_1183,type,
    sK852: $i > ( $i > $i ) > $i > $i ).

thf(func_def_1184,type,
    sK853: $i > ( $i > $i ) > $i > $i ).

thf(func_def_1186,type,
    sK855: $i > $i ).

thf(func_def_1189,type,
    sK858: $i > $o ).

thf(func_def_1190,type,
    sK859: ( $i > $o ) > $i ).

thf(func_def_1193,type,
    sK862: $i > ( $i > $o ) > $i ).

thf(func_def_1194,type,
    sK863: $i > $o ).

thf(func_def_1201,type,
    sK870: $i > $i > $i > $i > $i ).

thf(func_def_1202,type,
    sK871: $i > $i > $i > $i > $i ).

thf(func_def_1203,type,
    sK872: $i > $i > $i > $i > $i ).

thf(func_def_1204,type,
    sK873: $i > $i > $i > $i > $i ).

thf(func_def_1224,type,
    sK893: $i > $o ).

thf(func_def_1231,type,
    sK900: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_1232,type,
    sK901: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_1233,type,
    sK902: $i > $o ).

thf(func_def_1234,type,
    sK903: $i > $o ).

thf(func_def_1238,type,
    sK907: $i > $i > $i ).

thf(func_def_1240,type,
    ph909: 
      !>[X0: $tType] : X0 ).

thf(f4520,plain,
    $false,
    inference(trivial_inequality_removal,[status(thm)],[f4508]) ).

thf(f4508,plain,
    $true != $true,
    inference(superposition,[status(thm)],[f4454,f3574]) ).

thf(f3574,plain,
    ( $true
    = ( in @ sK700 @ ( powerset @ sK698 ) ) ),
    inference(cnf_transformation,[status(thm)],[f2319]) ).

thf(f2319,plain,
    ( ( binintersectT_lem = $true )
    & ( contraSubsetComplement = $true )
    & ( funcinfuncset = $true )
    & ( symdiffIneg1 = $true )
    & ( binunionIL = $true )
    & ( omegaIndAx = $true )
    & ( complementT_lem = $true )
    & ( funcext2 = $true )
    & ( binintersectRsub = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( subsetRefl = $true )
    & ( setOfPairsIsBReln = $true )
    & ( notinsingleton = $true )
    & ( setminusI = $true )
    & ( inPowerset = $true )
    & ( eqbreln = $true )
    & ( upairinpowunion = $true )
    & ( ex1I2 = $true )
    & ( kpairiskpair = $true )
    & ( ubforcartprodlem2 = $true )
    & ( setunionAx = $true )
    & ( dsetconstr__Cong = $true )
    & ( inCongP = $true )
    & ( exuE3u = $true )
    & ( inComplementUnionImpInComplement1 = $true )
    & ( nonemptyI = $true )
    & ( exuEu = $true )
    & ( setoftrueEq = $true )
    & ( contrasubsetT1 = $true )
    & ( kfstsingleton = $true )
    & ( lam2lamEq = $true )
    & ( binunionTE = $true )
    & ( demorgan2b = $true )
    & ( nonemptyImpWitness = $true )
    & ( woz13rule4 = $true )
    & ( setukpairinjL1 = $true )
    & ( setunion__Cong = $true )
    & ( vacuousDall = $true )
    & ( emptysetimpfalse = $true )
    & ( setukpairinjL2 = $true )
    & ( intersectInPowersetIntersectUnions = $true )
    & ( descr__Cong = $true )
    & ( cartprodpairmemEL = $true )
    & ( symdiffIneg2 = $true )
    & ( ap2apEq1 = $true )
    & ( dpsetconstrEL1 = $true )
    & ( iftrue = $true )
    & ( demorgan2 = $true )
    & ( demorgan2a = $true )
    & ( binunionT_lem = $true )
    & ( subsetemptysetimpeq = $true )
    & ( cartprodpairmemER = $true )
    & ( in__Cong = $true )
    & ( setukpairinjR12 = $true )
    & ( kpairsurjEq = $true )
    & ( replAx = $true )
    & ( brelnall1 = $true )
    & ( woz13rule1 = $true )
    & ( funcGraphProp4 = $true )
    & ( subset2powerset = $true )
    & ( symdiffE = $true )
    & ( upairsubunion = $true )
    & ( upairsetIR = $true )
    & ( setukpairIL = $true )
    & ( binintersectI = $true )
    & ( omegaSAx = $true )
    & ( cartprodfstin = $true )
    & ( binintersectSubset4 = $true )
    & ( ubforcartprodlem3 = $true )
    & ( dpsetconstrERa = $true )
    & ( notdexE = $true )
    & ( setukpairinjR = $true )
    & ( demorgan1a = $true )
    & ( setminusEL = $true )
    & ( setadjoinE = $true )
    & ( symdiffI1 = $true )
    & ( contrasubsetT3 = $true )
    & ( upairset2IR = $true )
    & ( beta1 = $true )
    & ( subsetE2 = $true )
    & ( setminusERneg = $true )
    & ( demorgan2b2 = $true )
    & ( setunionsingleton1 = $true )
    & ( complementTnotintersectT = $true )
    & ( prop2setE = $true )
    & ( exuE2 = $true )
    & ( upairequniteq = $true )
    & ( ap2p = $true )
    & ( singletonsswitch = $true )
    & ( disjointsetsI1 = $true )
    & ( dpsetconstrEL2 = $true )
    & ( setadjoinSub = $true )
    & ( binunionIR = $true )
    & ( setadjoinSub2 = $true )
    & ( iffalseProp2 = $true )
    & ( theeq = $true )
    & ( subsetTrans = $true )
    & ( emptyI = $true )
    & ( ubforcartprodlem1 = $true )
    & ( nonemptyI1 = $true )
    & ( doubleComplementSub2 = $true )
    & ( cartprodmempair = $true )
    & ( setadjoin__Cong = $true )
    & ( ex1E1 = $true )
    & ( lam2p = $true )
    & ( binintersectSubset1 = $true )
    & ( emptyE1 = $true )
    & ( cartprodsndpairEq = $true )
    & ( setukpairinjR11 = $true )
    & ( setadjoinIR = $true )
    & ( iftrueorfalse = $true )
    & ( doubleComplementSub1 = $true )
    & ( dpsetconstrI = $true )
    & ( symdiffI2 = $true )
    & ( eqinunit = $true )
    & ( complementTcontraSubset = $true )
    & ( contrasubsetT = $true )
    & ( binintersectER = $true )
    & ( setbeta = $true )
    & ( setukpairinjR1 = $true )
    & ( quantDeMorgan1 = $true )
    & ( powerset__Cong = $true )
    & ( complementTE1 = $true )
    & ( dpsetconstrSub = $true )
    & ( complementTI1 = $true )
    & ( upairsetIL = $true )
    & ( powersetE1 = $true )
    & ( prop2set2propI = $true )
    & ( infuncsetfunc = $true )
    & ( powersetTE1 = $true )
    & ( exu__Cong = $true )
    & ( ifSingleton = $true )
    & ( subsetTI = $true )
    & ( uniqinunit = $true )
    & ( apProp = $true )
    & ( inComplementUnionImpNotIn1 = $true )
    & ( eta2 = $true )
    & ( ex1I = $true )
    & ( binunionRsub = $true )
    & ( kpairp = $true )
    & ( exuI1 = $true )
    & ( ap2apEq2 = $true )
    & ( cartprodmempaircEq = $true )
    & ( setextT = $true )
    & ( emptysetE = $true )
    & ( doubleComplementE1 = $true )
    & ( funcext = $true )
    & ( cartprodsndin = $true )
    & ( binintersectSubset2 = $true )
    & ( ifp = $true )
    & ( kfstpairEq = $true )
    & ( omega__Cong = $true )
    & ( setminusER = $true )
    & ( cartprodpairsurjEq = $true )
    & ( emptyinunitempty = $true )
    & ( funcImageSingleton = $true )
    & ( singletonsubset = $true )
    & ( demorgan2a1 = $true )
    & ( setminusT_lem = $true )
    & ( lamp = $true )
    & ( sepInPowerset = $true )
    & ( singletonprop = $true )
    & ( sepSubset = $true )
    & ( emptysetsubset = $true )
    & ( notsubsetI = $true )
    & ( funcGraphProp2 = $true )
    & ( exuE3e = $true )
    & ( setunionE2 = $true )
    & ( setminusELneg = $true )
    & ( exuI2 = $true )
    & ( iffalseProp1 = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( emptyset__Cong = $true )
    & ( upairset2E = $true )
    & ( funcGraphProp3 = $true )
    & ( inIntersectImpInUnion2 = $true )
    & ( eqimpsubset1 = $true )
    & ( cartprodfstpairEq = $true )
    & ( emptyInPowerset = $true )
    & ( setadjoinAx = $true )
    & ( notequalI1 = $true )
    & ( setunionE = $true )
    & ( powersetI = $true )
    & ( inIntersectImpInIntersectUnions = $true )
    & ( iftrueProp2 = $true )
    & ( notdallE = $true )
    & ( binunionTEcontra = $true )
    & ( subsetI2 = $true )
    & ( powersetT_lem = $true )
    & ( powersetAx = $true )
    & ( binintersectSubset3 = $true )
    & ( iffalse = $true )
    & ( subsetE = $true )
    & ( setunionI = $true )
    & ( wellorderingAx = $true )
    & ( setadjoinIL = $true )
    & ( bs114d = $true )
    & ( dsetconstrER = $true )
    & ( setminusIRneg = $true )
    & ( binintersectTELcontra = $true )
    & ( subPowSU = $true )
    & ( woz13rule0 = $true )
    & ( setminusILneg = $true )
    & ( exuE1 = $true )
    & ( quantDeMorgan4 = $true )
    & ( theprop = $true )
    & ( powersetI1 = $true )
    & ( ksndpairEq = $true )
    & ( dpsetconstrER = $true )
    & ( setminusSubset2 = $true )
    & ( prop2setI = $true )
    & ( quantDeMorgan2 = $true )
    & ( cartprodpairin = $true )
    & ( contrasubsetT2 = $true )
    & ( binunionEcases = $true )
    & ( eta1 = $true )
    & ( setukpairinjR2 = $true )
    & ( singletoninpowerset = $true )
    & ( nonemptyE1 = $true )
    & ( beta2 = $true )
    & ( notequalI2 = $true )
    & ( binintersectTERcontra = $true )
    & ( doubleComplementEq = $true )
    & ( secondinupair = $true )
    & ( woz13rule3 = $true )
    & ( cartprodmempair1 = $true )
    & ( demorgan2a2 = $true )
    & ( singletoninpowunion = $true )
    & ( noeltsimpempty = $true )
    & ( foundationAx = $true )
    & ( setextAx = $true )
    & ( setukpairinjL = $true )
    & ( app = $true )
    & ( ksndsingleton = $true )
    & ( subbreln = $true )
    & ( powersetTI1 = $true )
    & ( funcextLem = $true )
    & ( setext = $true )
    & ( binintersectLsub = $true )
    & ( exuI3 = $true )
    & ( setunionsingleton2 = $true )
    & ( inIntersectImpInUnion = $true )
    & ( descrp = $true )
    & ( quantDeMorgan3 = $true )
    & ( setukpairIR = $true )
    & ( ex1E2 = $true )
    & ( setminusLsub = $true )
    & ( binunionTILcontra = $true )
    & ( binintersectEL = $true )
    & ( setminusSubset1 = $true )
    & ( subsetI1 = $true )
    & ( binunionTIRcontra = $true )
    & ( setadjoinOr = $true )
    & ( woz13rule2 = $true )
    & ( doubleComplementI1 = $true )
    & ( dsetconstrEL = $true )
    & ( binintersectSubset5 = $true )
    & ( singletonsuniq = $true )
    & ( iftrueProp1 = $true )
    & ( demorgan1 = $true )
    & ( brelnall2 = $true )
    & ( dsetconstrI = $true )
    & ( upairsetE = $true )
    & ( emptyinPowerset = $true )
    & ( funcGraphProp1 = $true )
    & ( complementUnionInPowersetComplement = $true )
    & ( lamProp = $true )
    & ( setextsub = $true )
    & ( powersetE = $true )
    & ( binunionLsub = $true )
    & ( eqimpsubset2 = $true )
    & ( emptysetAx = $true )
    & ( setunionsingleton = $true )
    & ( demorgan1b = $true )
    & ( ( in @ sK699 @ ( powerset @ sK698 ) )
      = $true )
    & ( $true
     != ( in @ ( setminus @ sK698 @ sK699 ) @ ( powerset @ ( setminus @ sK698 @ ( binintersect @ sK699 @ sK700 ) ) ) ) )
    & ( $true
      = ( in @ sK700 @ ( powerset @ sK698 ) ) )
    & ( notinemptyset = $true )
    & ( binunionE = $true )
    & ( powersetsubset = $true )
    & ( omega0Ax = $true )
    & ( complementImpComplementIntersect = $true ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK698,sK699,sK700])],[f1058,f2318,f2317]) ).

thf(f2317,plain,
    ( ? [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) )
        & ? [X2: $i] :
            ( ( $true
             != ( in @ ( setminus @ X0 @ X1 ) @ ( powerset @ ( setminus @ X0 @ ( binintersect @ X1 @ X2 ) ) ) ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) ) )
   => ( ( ( in @ sK699 @ ( powerset @ sK698 ) )
        = $true )
      & ? [X2: $i] :
          ( ( $true
           != ( in @ ( setminus @ sK698 @ sK699 ) @ ( powerset @ ( setminus @ sK698 @ ( binintersect @ sK699 @ X2 ) ) ) ) )
          & ( $true
            = ( in @ X2 @ ( powerset @ sK698 ) ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f2318,plain,
    ( ? [X2: $i] :
        ( ( $true
         != ( in @ ( setminus @ sK698 @ sK699 ) @ ( powerset @ ( setminus @ sK698 @ ( binintersect @ sK699 @ X2 ) ) ) ) )
        & ( $true
          = ( in @ X2 @ ( powerset @ sK698 ) ) ) )
   => ( ( $true
       != ( in @ ( setminus @ sK698 @ sK699 ) @ ( powerset @ ( setminus @ sK698 @ ( binintersect @ sK699 @ sK700 ) ) ) ) )
      & ( $true
        = ( in @ sK700 @ ( powerset @ sK698 ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1058,plain,
    ( ( binintersectT_lem = $true )
    & ( contraSubsetComplement = $true )
    & ( funcinfuncset = $true )
    & ( symdiffIneg1 = $true )
    & ( binunionIL = $true )
    & ( omegaIndAx = $true )
    & ( complementT_lem = $true )
    & ( funcext2 = $true )
    & ( binintersectRsub = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( subsetRefl = $true )
    & ( setOfPairsIsBReln = $true )
    & ( notinsingleton = $true )
    & ( setminusI = $true )
    & ( inPowerset = $true )
    & ( eqbreln = $true )
    & ( upairinpowunion = $true )
    & ( ex1I2 = $true )
    & ( kpairiskpair = $true )
    & ( ubforcartprodlem2 = $true )
    & ( setunionAx = $true )
    & ( dsetconstr__Cong = $true )
    & ( inCongP = $true )
    & ( exuE3u = $true )
    & ( inComplementUnionImpInComplement1 = $true )
    & ( nonemptyI = $true )
    & ( exuEu = $true )
    & ( setoftrueEq = $true )
    & ( contrasubsetT1 = $true )
    & ( kfstsingleton = $true )
    & ( lam2lamEq = $true )
    & ( binunionTE = $true )
    & ( demorgan2b = $true )
    & ( nonemptyImpWitness = $true )
    & ( woz13rule4 = $true )
    & ( setukpairinjL1 = $true )
    & ( setunion__Cong = $true )
    & ( vacuousDall = $true )
    & ( emptysetimpfalse = $true )
    & ( setukpairinjL2 = $true )
    & ( intersectInPowersetIntersectUnions = $true )
    & ( descr__Cong = $true )
    & ( cartprodpairmemEL = $true )
    & ( symdiffIneg2 = $true )
    & ( ap2apEq1 = $true )
    & ( dpsetconstrEL1 = $true )
    & ( iftrue = $true )
    & ( demorgan2 = $true )
    & ( demorgan2a = $true )
    & ( binunionT_lem = $true )
    & ( subsetemptysetimpeq = $true )
    & ( cartprodpairmemER = $true )
    & ( in__Cong = $true )
    & ( setukpairinjR12 = $true )
    & ( kpairsurjEq = $true )
    & ( replAx = $true )
    & ( brelnall1 = $true )
    & ( woz13rule1 = $true )
    & ( funcGraphProp4 = $true )
    & ( subset2powerset = $true )
    & ( symdiffE = $true )
    & ( upairsubunion = $true )
    & ( upairsetIR = $true )
    & ( setukpairIL = $true )
    & ( binintersectI = $true )
    & ( omegaSAx = $true )
    & ( cartprodfstin = $true )
    & ( binintersectSubset4 = $true )
    & ( ubforcartprodlem3 = $true )
    & ( dpsetconstrERa = $true )
    & ( notdexE = $true )
    & ( setukpairinjR = $true )
    & ( demorgan1a = $true )
    & ( setminusEL = $true )
    & ( setadjoinE = $true )
    & ( symdiffI1 = $true )
    & ( contrasubsetT3 = $true )
    & ( upairset2IR = $true )
    & ( beta1 = $true )
    & ( subsetE2 = $true )
    & ( setminusERneg = $true )
    & ( demorgan2b2 = $true )
    & ( setunionsingleton1 = $true )
    & ( complementTnotintersectT = $true )
    & ( prop2setE = $true )
    & ( exuE2 = $true )
    & ( upairequniteq = $true )
    & ( ap2p = $true )
    & ( singletonsswitch = $true )
    & ( disjointsetsI1 = $true )
    & ( dpsetconstrEL2 = $true )
    & ( setadjoinSub = $true )
    & ( binunionIR = $true )
    & ( setadjoinSub2 = $true )
    & ( iffalseProp2 = $true )
    & ( theeq = $true )
    & ( subsetTrans = $true )
    & ( emptyI = $true )
    & ( ubforcartprodlem1 = $true )
    & ( nonemptyI1 = $true )
    & ( doubleComplementSub2 = $true )
    & ( cartprodmempair = $true )
    & ( setadjoin__Cong = $true )
    & ( ex1E1 = $true )
    & ( lam2p = $true )
    & ( binintersectSubset1 = $true )
    & ( emptyE1 = $true )
    & ( cartprodsndpairEq = $true )
    & ( setukpairinjR11 = $true )
    & ( setadjoinIR = $true )
    & ( iftrueorfalse = $true )
    & ( doubleComplementSub1 = $true )
    & ( dpsetconstrI = $true )
    & ( symdiffI2 = $true )
    & ( eqinunit = $true )
    & ( complementTcontraSubset = $true )
    & ( contrasubsetT = $true )
    & ( binintersectER = $true )
    & ( setbeta = $true )
    & ( setukpairinjR1 = $true )
    & ( quantDeMorgan1 = $true )
    & ( powerset__Cong = $true )
    & ( complementTE1 = $true )
    & ( dpsetconstrSub = $true )
    & ( complementTI1 = $true )
    & ( upairsetIL = $true )
    & ( powersetE1 = $true )
    & ( prop2set2propI = $true )
    & ( infuncsetfunc = $true )
    & ( powersetTE1 = $true )
    & ( exu__Cong = $true )
    & ( ifSingleton = $true )
    & ( subsetTI = $true )
    & ( uniqinunit = $true )
    & ( apProp = $true )
    & ( inComplementUnionImpNotIn1 = $true )
    & ( eta2 = $true )
    & ( ex1I = $true )
    & ( binunionRsub = $true )
    & ( kpairp = $true )
    & ( exuI1 = $true )
    & ( ap2apEq2 = $true )
    & ( cartprodmempaircEq = $true )
    & ( setextT = $true )
    & ( emptysetE = $true )
    & ( doubleComplementE1 = $true )
    & ( funcext = $true )
    & ( cartprodsndin = $true )
    & ( binintersectSubset2 = $true )
    & ( ifp = $true )
    & ( kfstpairEq = $true )
    & ( omega__Cong = $true )
    & ( setminusER = $true )
    & ( cartprodpairsurjEq = $true )
    & ( emptyinunitempty = $true )
    & ( funcImageSingleton = $true )
    & ( singletonsubset = $true )
    & ( demorgan2a1 = $true )
    & ( setminusT_lem = $true )
    & ( lamp = $true )
    & ( sepInPowerset = $true )
    & ( singletonprop = $true )
    & ( sepSubset = $true )
    & ( emptysetsubset = $true )
    & ( notsubsetI = $true )
    & ( funcGraphProp2 = $true )
    & ( exuE3e = $true )
    & ( setunionE2 = $true )
    & ( setminusELneg = $true )
    & ( exuI2 = $true )
    & ( iffalseProp1 = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( emptyset__Cong = $true )
    & ( upairset2E = $true )
    & ( funcGraphProp3 = $true )
    & ( inIntersectImpInUnion2 = $true )
    & ( eqimpsubset1 = $true )
    & ( cartprodfstpairEq = $true )
    & ( emptyInPowerset = $true )
    & ( setadjoinAx = $true )
    & ( notequalI1 = $true )
    & ( setunionE = $true )
    & ( powersetI = $true )
    & ( inIntersectImpInIntersectUnions = $true )
    & ( iftrueProp2 = $true )
    & ( notdallE = $true )
    & ( binunionTEcontra = $true )
    & ( subsetI2 = $true )
    & ( powersetT_lem = $true )
    & ( powersetAx = $true )
    & ( binintersectSubset3 = $true )
    & ( iffalse = $true )
    & ( subsetE = $true )
    & ( setunionI = $true )
    & ( wellorderingAx = $true )
    & ( setadjoinIL = $true )
    & ( bs114d = $true )
    & ( dsetconstrER = $true )
    & ( setminusIRneg = $true )
    & ( binintersectTELcontra = $true )
    & ( subPowSU = $true )
    & ( woz13rule0 = $true )
    & ( setminusILneg = $true )
    & ( exuE1 = $true )
    & ( quantDeMorgan4 = $true )
    & ( theprop = $true )
    & ( powersetI1 = $true )
    & ( ksndpairEq = $true )
    & ( dpsetconstrER = $true )
    & ( setminusSubset2 = $true )
    & ( prop2setI = $true )
    & ( quantDeMorgan2 = $true )
    & ( cartprodpairin = $true )
    & ( contrasubsetT2 = $true )
    & ( binunionEcases = $true )
    & ( eta1 = $true )
    & ( setukpairinjR2 = $true )
    & ( singletoninpowerset = $true )
    & ( nonemptyE1 = $true )
    & ( beta2 = $true )
    & ( notequalI2 = $true )
    & ( binintersectTERcontra = $true )
    & ( doubleComplementEq = $true )
    & ( secondinupair = $true )
    & ( woz13rule3 = $true )
    & ( cartprodmempair1 = $true )
    & ( demorgan2a2 = $true )
    & ( singletoninpowunion = $true )
    & ( noeltsimpempty = $true )
    & ( foundationAx = $true )
    & ( setextAx = $true )
    & ( setukpairinjL = $true )
    & ( app = $true )
    & ( ksndsingleton = $true )
    & ( subbreln = $true )
    & ( powersetTI1 = $true )
    & ( funcextLem = $true )
    & ( setext = $true )
    & ( binintersectLsub = $true )
    & ( exuI3 = $true )
    & ( setunionsingleton2 = $true )
    & ( inIntersectImpInUnion = $true )
    & ( descrp = $true )
    & ( quantDeMorgan3 = $true )
    & ( setukpairIR = $true )
    & ( ex1E2 = $true )
    & ( setminusLsub = $true )
    & ( binunionTILcontra = $true )
    & ( binintersectEL = $true )
    & ( setminusSubset1 = $true )
    & ( subsetI1 = $true )
    & ( binunionTIRcontra = $true )
    & ( setadjoinOr = $true )
    & ( woz13rule2 = $true )
    & ( doubleComplementI1 = $true )
    & ( dsetconstrEL = $true )
    & ( binintersectSubset5 = $true )
    & ( singletonsuniq = $true )
    & ( iftrueProp1 = $true )
    & ( demorgan1 = $true )
    & ( brelnall2 = $true )
    & ( dsetconstrI = $true )
    & ( upairsetE = $true )
    & ( emptyinPowerset = $true )
    & ( funcGraphProp1 = $true )
    & ( complementUnionInPowersetComplement = $true )
    & ( lamProp = $true )
    & ( setextsub = $true )
    & ( powersetE = $true )
    & ( binunionLsub = $true )
    & ( eqimpsubset2 = $true )
    & ( emptysetAx = $true )
    & ( setunionsingleton = $true )
    & ( demorgan1b = $true )
    & ? [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) )
        & ? [X2: $i] :
            ( ( $true
             != ( in @ ( setminus @ X0 @ X1 ) @ ( powerset @ ( setminus @ X0 @ ( binintersect @ X1 @ X2 ) ) ) ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) ) )
    & ( notinemptyset = $true )
    & ( binunionE = $true )
    & ( powersetsubset = $true )
    & ( omega0Ax = $true )
    & ( complementImpComplementIntersect = $true ) ),
    inference(flattening,[status(thm)],[f1057]) ).

thf(f1057,plain,
    ( ? [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) )
        & ? [X2: $i] :
            ( ( $true
             != ( in @ ( setminus @ X0 @ X1 ) @ ( powerset @ ( setminus @ X0 @ ( binintersect @ X1 @ X2 ) ) ) ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) ) )
    & ( woz13rule4 = $true )
    & ( woz13rule3 = $true )
    & ( woz13rule2 = $true )
    & ( woz13rule1 = $true )
    & ( woz13rule0 = $true )
    & ( demorgan2 = $true )
    & ( demorgan2b = $true )
    & ( demorgan2b2 = $true )
    & ( demorgan2a = $true )
    & ( demorgan1 = $true )
    & ( demorgan1b = $true )
    & ( demorgan1a = $true )
    & ( demorgan2a2 = $true )
    & ( complementUnionInPowersetComplement = $true )
    & ( demorgan2a1 = $true )
    & ( binunionTEcontra = $true )
    & ( binunionTE = $true )
    & ( inComplementUnionImpInComplement1 = $true )
    & ( inComplementUnionImpNotIn1 = $true )
    & ( intersectInPowersetIntersectUnions = $true )
    & ( inIntersectImpInIntersectUnions = $true )
    & ( inIntersectImpInUnion2 = $true )
    & ( inIntersectImpInUnion = $true )
    & ( binunionTIRcontra = $true )
    & ( binunionTILcontra = $true )
    & ( complementTcontraSubset = $true )
    & ( contraSubsetComplement = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( complementImpComplementIntersect = $true )
    & ( complementTnotintersectT = $true )
    & ( doubleComplementEq = $true )
    & ( doubleComplementSub2 = $true )
    & ( doubleComplementSub1 = $true )
    & ( doubleComplementE1 = $true )
    & ( doubleComplementI1 = $true )
    & ( contrasubsetT3 = $true )
    & ( contrasubsetT2 = $true )
    & ( contrasubsetT1 = $true )
    & ( contrasubsetT = $true )
    & ( binintersectTERcontra = $true )
    & ( binintersectTELcontra = $true )
    & ( complementTE1 = $true )
    & ( complementTI1 = $true )
    & ( powersetTE1 = $true )
    & ( powersetTI1 = $true )
    & ( subsetTI = $true )
    & ( setextT = $true )
    & ( complementT_lem = $true )
    & ( setminusT_lem = $true )
    & ( powersetT_lem = $true )
    & ( binunionT_lem = $true )
    & ( binintersectT_lem = $true )
    & ( iftrueorfalse = $true )
    & ( iffalse = $true )
    & ( iftrue = $true )
    & ( theeq = $true )
    & ( ifp = $true )
    & ( ifSingleton = $true )
    & ( iftrueProp2 = $true )
    & ( iftrueProp1 = $true )
    & ( iffalseProp2 = $true )
    & ( iffalseProp1 = $true )
    & ( eta2 = $true )
    & ( beta2 = $true )
    & ( lam2lamEq = $true )
    & ( eta1 = $true )
    & ( beta1 = $true )
    & ( ap2apEq2 = $true )
    & ( ap2apEq1 = $true )
    & ( funcext2 = $true )
    & ( funcext = $true )
    & ( eqbreln = $true )
    & ( subbreln = $true )
    & ( funcGraphProp4 = $true )
    & ( funcextLem = $true )
    & ( funcGraphProp2 = $true )
    & ( funcGraphProp3 = $true )
    & ( funcGraphProp1 = $true )
    & ( ex1E2 = $true )
    & ( brelnall2 = $true )
    & ( brelnall1 = $true )
    & ( lam2p = $true )
    & ( lamp = $true )
    & ( lamProp = $true )
    & ( funcinfuncset = $true )
    & ( ap2p = $true )
    & ( infuncsetfunc = $true )
    & ( app = $true )
    & ( apProp = $true )
    & ( funcImageSingleton = $true )
    & ( dpsetconstrER = $true )
    & ( dpsetconstrEL2 = $true )
    & ( dpsetconstrEL1 = $true )
    & ( dpsetconstrERa = $true )
    & ( setOfPairsIsBReln = $true )
    & ( dpsetconstrSub = $true )
    & ( dpsetconstrI = $true )
    & ( cartprodpairsurjEq = $true )
    & ( cartprodsndpairEq = $true )
    & ( cartprodfstpairEq = $true )
    & ( cartprodmempaircEq = $true )
    & ( cartprodpairmemER = $true )
    & ( cartprodpairmemEL = $true )
    & ( cartprodsndin = $true )
    & ( kpairsurjEq = $true )
    & ( ksndpairEq = $true )
    & ( ksndsingleton = $true )
    & ( setukpairinjR = $true )
    & ( setukpairinjR2 = $true )
    & ( upairequniteq = $true )
    & ( setukpairinjR1 = $true )
    & ( setukpairinjR12 = $true )
    & ( setukpairinjR11 = $true )
    & ( setukpairinjL = $true )
    & ( setukpairinjL2 = $true )
    & ( cartprodfstin = $true )
    & ( kfstpairEq = $true )
    & ( theprop = $true )
    & ( kfstsingleton = $true )
    & ( setukpairinjL1 = $true )
    & ( singletonsuniq = $true )
    & ( ex1I2 = $true )
    & ( ex1I = $true )
    & ( ex1E1 = $true )
    & ( singletonprop = $true )
    & ( setunionsingleton = $true )
    & ( setunionsingleton2 = $true )
    & ( setunionsingleton1 = $true )
    & ( setunionE2 = $true )
    & ( cartprodmempair = $true )
    & ( cartprodmempair1 = $true )
    & ( cartprodpairin = $true )
    & ( ubforcartprodlem3 = $true )
    & ( ubforcartprodlem2 = $true )
    & ( ubforcartprodlem1 = $true )
    & ( upairinpowunion = $true )
    & ( upairsubunion = $true )
    & ( upairset2E = $true )
    & ( singletoninpowunion = $true )
    & ( singletoninpowerset = $true )
    & ( singletonsubset = $true )
    & ( kpairp = $true )
    & ( kpairiskpair = $true )
    & ( setukpairIR = $true )
    & ( setukpairIL = $true )
    & ( secondinupair = $true )
    & ( symdiffIneg2 = $true )
    & ( symdiffIneg1 = $true )
    & ( symdiffI2 = $true )
    & ( symdiffI1 = $true )
    & ( symdiffE = $true )
    & ( setminusSubset1 = $true )
    & ( setminusLsub = $true )
    & ( setminusIRneg = $true )
    & ( setminusILneg = $true )
    & ( setminusELneg = $true )
    & ( setminusERneg = $true )
    & ( setminusSubset2 = $true )
    & ( setminusER = $true )
    & ( setminusEL = $true )
    & ( setminusI = $true )
    & ( bs114d = $true )
    & ( binintersectSubset1 = $true )
    & ( binintersectSubset4 = $true )
    & ( binintersectRsub = $true )
    & ( disjointsetsI1 = $true )
    & ( binintersectER = $true )
    & ( binintersectSubset3 = $true )
    & ( binintersectSubset2 = $true )
    & ( binintersectLsub = $true )
    & ( binintersectEL = $true )
    & ( binintersectSubset5 = $true )
    & ( binintersectI = $true )
    & ( binunionRsub = $true )
    & ( binunionLsub = $true )
    & ( binunionE = $true )
    & ( binunionEcases = $true )
    & ( binunionIR = $true )
    & ( upairset2IR = $true )
    & ( binunionIL = $true )
    & ( sepSubset = $true )
    & ( sepInPowerset = $true )
    & ( powersetsubset = $true )
    & ( inPowerset = $true )
    & ( powersetE1 = $true )
    & ( powersetI1 = $true )
    & ( subsetemptysetimpeq = $true )
    & ( setextsub = $true )
    & ( subset2powerset = $true )
    & ( setadjoinSub2 = $true )
    & ( setadjoinSub = $true )
    & ( subsetTrans = $true )
    & ( subsetRefl = $true )
    & ( notequalI2 = $true )
    & ( notequalI1 = $true )
    & ( notsubsetI = $true )
    & ( subsetE2 = $true )
    & ( subsetE = $true )
    & ( emptysetsubset = $true )
    & ( subsetI2 = $true )
    & ( eqimpsubset1 = $true )
    & ( eqimpsubset2 = $true )
    & ( subsetI1 = $true )
    & ( dsetconstr__Cong = $true )
    & ( descr__Cong = $true )
    & ( exuEu = $true )
    & ( omega__Cong = $true )
    & ( setunion__Cong = $true )
    & ( powerset__Cong = $true )
    & ( setadjoin__Cong = $true )
    & ( emptyset__Cong = $true )
    & ( exu__Cong = $true )
    & ( exuE3u = $true )
    & ( in__Cong = $true )
    & ( inCongP = $true )
    & ( exuI2 = $true )
    & ( exuI3 = $true )
    & ( exuI1 = $true )
    & ( notdallE = $true )
    & ( notdexE = $true )
    & ( prop2set2propI = $true )
    & ( prop2setI = $true )
    & ( quantDeMorgan4 = $true )
    & ( quantDeMorgan3 = $true )
    & ( quantDeMorgan2 = $true )
    & ( quantDeMorgan1 = $true )
    & ( vacuousDall = $true )
    & ( emptyE1 = $true )
    & ( upairsetIR = $true )
    & ( upairsetIL = $true )
    & ( upairsetE = $true )
    & ( singletonsswitch = $true )
    & ( eqinunit = $true )
    & ( notinsingleton = $true )
    & ( uniqinunit = $true )
    & ( nonemptyImpWitness = $true )
    & ( exuE2 = $true )
    & ( subPowSU = $true )
    & ( setunionE = $true )
    & ( setunionI = $true )
    & ( powersetE = $true )
    & ( emptyInPowerset = $true )
    & ( emptyinPowerset = $true )
    & ( powersetI = $true )
    & ( setoftrueEq = $true )
    & ( setadjoinOr = $true )
    & ( setadjoinE = $true )
    & ( setadjoinIR = $true )
    & ( emptyinunitempty = $true )
    & ( setadjoinIL = $true )
    & ( nonemptyI1 = $true )
    & ( nonemptyI = $true )
    & ( nonemptyE1 = $true )
    & ( setbeta = $true )
    & ( noeltsimpempty = $true )
    & ( emptyI = $true )
    & ( setext = $true )
    & ( exuE3e = $true )
    & ( notinemptyset = $true )
    & ( emptysetimpfalse = $true )
    & ( emptysetE = $true )
    & ( prop2setE = $true )
    & ( exuE1 = $true )
    & ( dsetconstrER = $true )
    & ( dsetconstrEL = $true )
    & ( dsetconstrI = $true )
    & ( descrp = $true )
    & ( wellorderingAx = $true )
    & ( foundationAx = $true )
    & ( replAx = $true )
    & ( omegaIndAx = $true )
    & ( omegaSAx = $true )
    & ( omega0Ax = $true )
    & ( setunionAx = $true )
    & ( powersetAx = $true )
    & ( setadjoinAx = $true )
    & ( emptysetAx = $true )
    & ( setextAx = $true ) ),
    inference(ennf_transformation,[status(thm)],[f508]) ).

thf(f508,plain,
    ~ ( ( setextAx = $true )
     => ( ( emptysetAx = $true )
       => ( ( setadjoinAx = $true )
         => ( ( powersetAx = $true )
           => ( ( setunionAx = $true )
             => ( ( omega0Ax = $true )
               => ( ( omegaSAx = $true )
                 => ( ( omegaIndAx = $true )
                   => ( ( replAx = $true )
                     => ( ( foundationAx = $true )
                       => ( ( wellorderingAx = $true )
                         => ( ( descrp = $true )
                           => ( ( dsetconstrI = $true )
                             => ( ( dsetconstrEL = $true )
                               => ( ( dsetconstrER = $true )
                                 => ( ( exuE1 = $true )
                                   => ( ( prop2setE = $true )
                                     => ( ( emptysetE = $true )
                                       => ( ( emptysetimpfalse = $true )
                                         => ( ( notinemptyset = $true )
                                           => ( ( exuE3e = $true )
                                             => ( ( setext = $true )
                                               => ( ( emptyI = $true )
                                                 => ( ( noeltsimpempty = $true )
                                                   => ( ( setbeta = $true )
                                                     => ( ( nonemptyE1 = $true )
                                                       => ( ( nonemptyI = $true )
                                                         => ( ( nonemptyI1 = $true )
                                                           => ( ( setadjoinIL = $true )
                                                             => ( ( emptyinunitempty = $true )
                                                               => ( ( setadjoinIR = $true )
                                                                 => ( ( setadjoinE = $true )
                                                                   => ( ( setadjoinOr = $true )
                                                                     => ( ( setoftrueEq = $true )
                                                                       => ( ( powersetI = $true )
                                                                         => ( ( emptyinPowerset = $true )
                                                                           => ( ( emptyInPowerset = $true )
                                                                             => ( ( powersetE = $true )
                                                                               => ( ( setunionI = $true )
                                                                                 => ( ( setunionE = $true )
                                                                                   => ( ( subPowSU = $true )
                                                                                     => ( ( exuE2 = $true )
                                                                                       => ( ( nonemptyImpWitness = $true )
                                                                                         => ( ( uniqinunit = $true )
                                                                                           => ( ( notinsingleton = $true )
                                                                                             => ( ( eqinunit = $true )
                                                                                               => ( ( singletonsswitch = $true )
                                                                                                 => ( ( upairsetE = $true )
                                                                                                   => ( ( upairsetIL = $true )
                                                                                                     => ( ( upairsetIR = $true )
                                                                                                       => ( ( emptyE1 = $true )
                                                                                                         => ( ( vacuousDall = $true )
                                                                                                           => ( ( quantDeMorgan1 = $true )
                                                                                                             => ( ( quantDeMorgan2 = $true )
                                                                                                               => ( ( quantDeMorgan3 = $true )
                                                                                                                 => ( ( quantDeMorgan4 = $true )
                                                                                                                   => ( ( prop2setI = $true )
                                                                                                                     => ( ( prop2set2propI = $true )
                                                                                                                       => ( ( notdexE = $true )
                                                                                                                         => ( ( notdallE = $true )
                                                                                                                           => ( ( exuI1 = $true )
                                                                                                                             => ( ( exuI3 = $true )
                                                                                                                               => ( ( exuI2 = $true )
                                                                                                                                 => ( ( inCongP = $true )
                                                                                                                                   => ( ( in__Cong = $true )
                                                                                                                                     => ( ( exuE3u = $true )
                                                                                                                                       => ( ( exu__Cong = $true )
                                                                                                                                         => ( ( emptyset__Cong = $true )
                                                                                                                                           => ( ( setadjoin__Cong = $true )
                                                                                                                                             => ( ( powerset__Cong = $true )
                                                                                                                                               => ( ( setunion__Cong = $true )
                                                                                                                                                 => ( ( omega__Cong = $true )
                                                                                                                                                   => ( ( exuEu = $true )
                                                                                                                                                     => ( ( descr__Cong = $true )
                                                                                                                                                       => ( ( dsetconstr__Cong = $true )
                                                                                                                                                         => ( ( subsetI1 = $true )
                                                                                                                                                           => ( ( eqimpsubset2 = $true )
                                                                                                                                                             => ( ( eqimpsubset1 = $true )
                                                                                                                                                               => ( ( subsetI2 = $true )
                                                                                                                                                                 => ( ( emptysetsubset = $true )
                                                                                                                                                                   => ( ( subsetE = $true )
                                                                                                                                                                     => ( ( subsetE2 = $true )
                                                                                                                                                                       => ( ( notsubsetI = $true )
                                                                                                                                                                         => ( ( notequalI1 = $true )
                                                                                                                                                                           => ( ( notequalI2 = $true )
                                                                                                                                                                             => ( ( subsetRefl = $true )
                                                                                                                                                                               => ( ( subsetTrans = $true )
                                                                                                                                                                                 => ( ( setadjoinSub = $true )
                                                                                                                                                                                   => ( ( setadjoinSub2 = $true )
                                                                                                                                                                                     => ( ( subset2powerset = $true )
                                                                                                                                                                                       => ( ( setextsub = $true )
                                                                                                                                                                                         => ( ( subsetemptysetimpeq = $true )
                                                                                                                                                                                           => ( ( powersetI1 = $true )
                                                                                                                                                                                             => ( ( powersetE1 = $true )
                                                                                                                                                                                               => ( ( inPowerset = $true )
                                                                                                                                                                                                 => ( ( powersetsubset = $true )
                                                                                                                                                                                                   => ( ( sepInPowerset = $true )
                                                                                                                                                                                                     => ( ( sepSubset = $true )
                                                                                                                                                                                                       => ( ( binunionIL = $true )
                                                                                                                                                                                                         => ( ( upairset2IR = $true )
                                                                                                                                                                                                           => ( ( binunionIR = $true )
                                                                                                                                                                                                             => ( ( binunionEcases = $true )
                                                                                                                                                                                                               => ( ( binunionE = $true )
                                                                                                                                                                                                                 => ( ( binunionLsub = $true )
                                                                                                                                                                                                                   => ( ( binunionRsub = $true )
                                                                                                                                                                                                                     => ( ( binintersectI = $true )
                                                                                                                                                                                                                       => ( ( binintersectSubset5 = $true )
                                                                                                                                                                                                                         => ( ( binintersectEL = $true )
                                                                                                                                                                                                                           => ( ( binintersectLsub = $true )
                                                                                                                                                                                                                             => ( ( binintersectSubset2 = $true )
                                                                                                                                                                                                                               => ( ( binintersectSubset3 = $true )
                                                                                                                                                                                                                                 => ( ( binintersectER = $true )
                                                                                                                                                                                                                                   => ( ( disjointsetsI1 = $true )
                                                                                                                                                                                                                                     => ( ( binintersectRsub = $true )
                                                                                                                                                                                                                                       => ( ( binintersectSubset4 = $true )
                                                                                                                                                                                                                                         => ( ( binintersectSubset1 = $true )
                                                                                                                                                                                                                                           => ( ( bs114d = $true )
                                                                                                                                                                                                                                             => ( ( setminusI = $true )
                                                                                                                                                                                                                                               => ( ( setminusEL = $true )
                                                                                                                                                                                                                                                 => ( ( setminusER = $true )
                                                                                                                                                                                                                                                   => ( ( setminusSubset2 = $true )
                                                                                                                                                                                                                                                     => ( ( setminusERneg = $true )
                                                                                                                                                                                                                                                       => ( ( setminusELneg = $true )
                                                                                                                                                                                                                                                         => ( ( setminusILneg = $true )
                                                                                                                                                                                                                                                           => ( ( setminusIRneg = $true )
                                                                                                                                                                                                                                                             => ( ( setminusLsub = $true )
                                                                                                                                                                                                                                                               => ( ( setminusSubset1 = $true )
                                                                                                                                                                                                                                                                 => ( ( symdiffE = $true )
                                                                                                                                                                                                                                                                   => ( ( symdiffI1 = $true )
                                                                                                                                                                                                                                                                     => ( ( symdiffI2 = $true )
                                                                                                                                                                                                                                                                       => ( ( symdiffIneg1 = $true )
                                                                                                                                                                                                                                                                         => ( ( symdiffIneg2 = $true )
                                                                                                                                                                                                                                                                           => ( ( secondinupair = $true )
                                                                                                                                                                                                                                                                             => ( ( setukpairIL = $true )
                                                                                                                                                                                                                                                                               => ( ( setukpairIR = $true )
                                                                                                                                                                                                                                                                                 => ( ( kpairiskpair = $true )
                                                                                                                                                                                                                                                                                   => ( ( kpairp = $true )
                                                                                                                                                                                                                                                                                     => ( ( singletonsubset = $true )
                                                                                                                                                                                                                                                                                       => ( ( singletoninpowerset = $true )
                                                                                                                                                                                                                                                                                         => ( ( singletoninpowunion = $true )
                                                                                                                                                                                                                                                                                           => ( ( upairset2E = $true )
                                                                                                                                                                                                                                                                                             => ( ( upairsubunion = $true )
                                                                                                                                                                                                                                                                                               => ( ( upairinpowunion = $true )
                                                                                                                                                                                                                                                                                                 => ( ( ubforcartprodlem1 = $true )
                                                                                                                                                                                                                                                                                                   => ( ( ubforcartprodlem2 = $true )
                                                                                                                                                                                                                                                                                                     => ( ( ubforcartprodlem3 = $true )
                                                                                                                                                                                                                                                                                                       => ( ( cartprodpairin = $true )
                                                                                                                                                                                                                                                                                                         => ( ( cartprodmempair1 = $true )
                                                                                                                                                                                                                                                                                                           => ( ( cartprodmempair = $true )
                                                                                                                                                                                                                                                                                                             => ( ( setunionE2 = $true )
                                                                                                                                                                                                                                                                                                               => ( ( setunionsingleton1 = $true )
                                                                                                                                                                                                                                                                                                                 => ( ( setunionsingleton2 = $true )
                                                                                                                                                                                                                                                                                                                   => ( ( setunionsingleton = $true )
                                                                                                                                                                                                                                                                                                                     => ( ( singletonprop = $true )
                                                                                                                                                                                                                                                                                                                       => ( ( ex1E1 = $true )
                                                                                                                                                                                                                                                                                                                         => ( ( ex1I = $true )
                                                                                                                                                                                                                                                                                                                           => ( ( ex1I2 = $true )
                                                                                                                                                                                                                                                                                                                             => ( ( singletonsuniq = $true )
                                                                                                                                                                                                                                                                                                                               => ( ( setukpairinjL1 = $true )
                                                                                                                                                                                                                                                                                                                                 => ( ( kfstsingleton = $true )
                                                                                                                                                                                                                                                                                                                                   => ( ( theprop = $true )
                                                                                                                                                                                                                                                                                                                                     => ( ( kfstpairEq = $true )
                                                                                                                                                                                                                                                                                                                                       => ( ( cartprodfstin = $true )
                                                                                                                                                                                                                                                                                                                                         => ( ( setukpairinjL2 = $true )
                                                                                                                                                                                                                                                                                                                                           => ( ( setukpairinjL = $true )
                                                                                                                                                                                                                                                                                                                                             => ( ( setukpairinjR11 = $true )
                                                                                                                                                                                                                                                                                                                                               => ( ( setukpairinjR12 = $true )
                                                                                                                                                                                                                                                                                                                                                 => ( ( setukpairinjR1 = $true )
                                                                                                                                                                                                                                                                                                                                                   => ( ( upairequniteq = $true )
                                                                                                                                                                                                                                                                                                                                                     => ( ( setukpairinjR2 = $true )
                                                                                                                                                                                                                                                                                                                                                       => ( ( setukpairinjR = $true )
                                                                                                                                                                                                                                                                                                                                                         => ( ( ksndsingleton = $true )
                                                                                                                                                                                                                                                                                                                                                           => ( ( ksndpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                             => ( ( kpairsurjEq = $true )
                                                                                                                                                                                                                                                                                                                                                               => ( ( cartprodsndin = $true )
                                                                                                                                                                                                                                                                                                                                                                 => ( ( cartprodpairmemEL = $true )
                                                                                                                                                                                                                                                                                                                                                                   => ( ( cartprodpairmemER = $true )
                                                                                                                                                                                                                                                                                                                                                                     => ( ( cartprodmempaircEq = $true )
                                                                                                                                                                                                                                                                                                                                                                       => ( ( cartprodfstpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                                         => ( ( cartprodsndpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                                           => ( ( cartprodpairsurjEq = $true )
                                                                                                                                                                                                                                                                                                                                                                             => ( ( dpsetconstrI = $true )
                                                                                                                                                                                                                                                                                                                                                                               => ( ( dpsetconstrSub = $true )
                                                                                                                                                                                                                                                                                                                                                                                 => ( ( setOfPairsIsBReln = $true )
                                                                                                                                                                                                                                                                                                                                                                                   => ( ( dpsetconstrERa = $true )
                                                                                                                                                                                                                                                                                                                                                                                     => ( ( dpsetconstrEL1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                       => ( ( dpsetconstrEL2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                         => ( ( dpsetconstrER = $true )
                                                                                                                                                                                                                                                                                                                                                                                           => ( ( funcImageSingleton = $true )
                                                                                                                                                                                                                                                                                                                                                                                             => ( ( apProp = $true )
                                                                                                                                                                                                                                                                                                                                                                                               => ( ( app = $true )
                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( infuncsetfunc = $true )
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( ap2p = $true )
                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( funcinfuncset = $true )
                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( lamProp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( lamp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( lam2p = $true )
                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( brelnall1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( brelnall2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( ex1E2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( funcGraphProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( funcGraphProp3 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( funcGraphProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( funcextLem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( funcGraphProp4 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( subbreln = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( eqbreln = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( funcext = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( funcext2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( ap2apEq1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( ap2apEq2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( beta1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( eta1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( lam2lamEq = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( beta2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( eta2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( iffalseProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( iffalseProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( iftrueProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( iftrueProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( ifSingleton = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ifp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( theeq = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( iftrue = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( iffalse = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( iftrueorfalse = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( binintersectT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( binunionT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( powersetT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( setminusT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( complementT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( setextT = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( subsetTI = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( powersetTI1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( powersetTE1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( complementTI1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( complementTE1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( binintersectTELcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( binintersectTERcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( contrasubsetT = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( contrasubsetT1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( contrasubsetT2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( contrasubsetT3 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( doubleComplementI1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( doubleComplementE1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( doubleComplementSub1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( doubleComplementSub2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( doubleComplementEq = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( complementTnotintersectT = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( complementImpComplementIntersect = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( complementSubsetComplementIntersect = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( complementInPowersetComplementIntersect = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( contraSubsetComplement = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( complementTcontraSubset = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( binunionTILcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( binunionTIRcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( inIntersectImpInUnion = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( inIntersectImpInUnion2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( inIntersectImpInIntersectUnions = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( intersectInPowersetIntersectUnions = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( inComplementUnionImpNotIn1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( inComplementUnionImpInComplement1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( binunionTE = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( binunionTEcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( demorgan2a1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( complementUnionInPowersetComplement = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( demorgan2a2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( demorgan1a = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( demorgan1b = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( demorgan1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( demorgan2a = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( demorgan2b2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( demorgan2b = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( demorgan2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( woz13rule0 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( woz13rule1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( woz13rule2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( woz13rule3 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( woz13rule4 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        = ( in @ X1 @ ( powerset @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            = ( in @ X2 @ ( powerset @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            = ( in @ ( setminus @ X0 @ X1 ) @ ( powerset @ ( setminus @ X0 @ ( binintersect @ X1 @ X2 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[status(thm)],[f507]) ).

thf(f507,plain,
    ~ ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( emptyset__Cong
                                                                                                                                           => ( setadjoin__Cong
                                                                                                                                             => ( powerset__Cong
                                                                                                                                               => ( setunion__Cong
                                                                                                                                                 => ( omega__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ( ex1I2
                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                   => ( theprop
                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                               => ( app
                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( inComplementUnionImpInComplement1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTE
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTEcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( demorgan2a1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementUnionInPowersetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( demorgan2a2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( demorgan1a
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( demorgan1b
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( demorgan1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( demorgan2a
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( demorgan2b2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( demorgan2b
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( demorgan2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( woz13rule0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( woz13rule1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( woz13rule2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( woz13rule3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( woz13rule4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( in @ X1 @ ( powerset @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X2 @ ( powerset @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( in @ ( setminus @ X0 @ X1 ) @ ( powerset @ ( setminus @ X0 @ ( binintersect @ X1 @ X2 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f285]) ).

thf(f285,negated_conjecture,
    ~ ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( emptyset__Cong
                                                                                                                                           => ( setadjoin__Cong
                                                                                                                                             => ( powerset__Cong
                                                                                                                                               => ( setunion__Cong
                                                                                                                                                 => ( omega__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ( ex1I2
                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                   => ( theprop
                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                               => ( app
                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( inComplementUnionImpInComplement1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTE
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTEcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( demorgan2a1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementUnionInPowersetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( demorgan2a2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( demorgan1a
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( demorgan1b
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( demorgan1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( demorgan2a
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( demorgan2b2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( demorgan2b
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( demorgan2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( woz13rule0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( woz13rule1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( woz13rule2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( woz13rule3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( woz13rule4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [X3: $i,X11: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( in @ X11 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X16: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X16 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( in @ ( setminus @ X3 @ X11 ) @ ( powerset @ ( setminus @ X3 @ ( binintersect @ X11 @ X16 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f284]) ).

thf(f284,conjecture,
    ( setextAx
   => ( emptysetAx
     => ( setadjoinAx
       => ( powersetAx
         => ( setunionAx
           => ( omega0Ax
             => ( omegaSAx
               => ( omegaIndAx
                 => ( replAx
                   => ( foundationAx
                     => ( wellorderingAx
                       => ( descrp
                         => ( dsetconstrI
                           => ( dsetconstrEL
                             => ( dsetconstrER
                               => ( exuE1
                                 => ( prop2setE
                                   => ( emptysetE
                                     => ( emptysetimpfalse
                                       => ( notinemptyset
                                         => ( exuE3e
                                           => ( setext
                                             => ( emptyI
                                               => ( noeltsimpempty
                                                 => ( setbeta
                                                   => ( nonemptyE1
                                                     => ( nonemptyI
                                                       => ( nonemptyI1
                                                         => ( setadjoinIL
                                                           => ( emptyinunitempty
                                                             => ( setadjoinIR
                                                               => ( setadjoinE
                                                                 => ( setadjoinOr
                                                                   => ( setoftrueEq
                                                                     => ( powersetI
                                                                       => ( emptyinPowerset
                                                                         => ( emptyInPowerset
                                                                           => ( powersetE
                                                                             => ( setunionI
                                                                               => ( setunionE
                                                                                 => ( subPowSU
                                                                                   => ( exuE2
                                                                                     => ( nonemptyImpWitness
                                                                                       => ( uniqinunit
                                                                                         => ( notinsingleton
                                                                                           => ( eqinunit
                                                                                             => ( singletonsswitch
                                                                                               => ( upairsetE
                                                                                                 => ( upairsetIL
                                                                                                   => ( upairsetIR
                                                                                                     => ( emptyE1
                                                                                                       => ( vacuousDall
                                                                                                         => ( quantDeMorgan1
                                                                                                           => ( quantDeMorgan2
                                                                                                             => ( quantDeMorgan3
                                                                                                               => ( quantDeMorgan4
                                                                                                                 => ( prop2setI
                                                                                                                   => ( prop2set2propI
                                                                                                                     => ( notdexE
                                                                                                                       => ( notdallE
                                                                                                                         => ( exuI1
                                                                                                                           => ( exuI3
                                                                                                                             => ( exuI2
                                                                                                                               => ( inCongP
                                                                                                                                 => ( in__Cong
                                                                                                                                   => ( exuE3u
                                                                                                                                     => ( exu__Cong
                                                                                                                                       => ( emptyset__Cong
                                                                                                                                         => ( setadjoin__Cong
                                                                                                                                           => ( powerset__Cong
                                                                                                                                             => ( setunion__Cong
                                                                                                                                               => ( omega__Cong
                                                                                                                                                 => ( exuEu
                                                                                                                                                   => ( descr__Cong
                                                                                                                                                     => ( dsetconstr__Cong
                                                                                                                                                       => ( subsetI1
                                                                                                                                                         => ( eqimpsubset2
                                                                                                                                                           => ( eqimpsubset1
                                                                                                                                                             => ( subsetI2
                                                                                                                                                               => ( emptysetsubset
                                                                                                                                                                 => ( subsetE
                                                                                                                                                                   => ( subsetE2
                                                                                                                                                                     => ( notsubsetI
                                                                                                                                                                       => ( notequalI1
                                                                                                                                                                         => ( notequalI2
                                                                                                                                                                           => ( subsetRefl
                                                                                                                                                                             => ( subsetTrans
                                                                                                                                                                               => ( setadjoinSub
                                                                                                                                                                                 => ( setadjoinSub2
                                                                                                                                                                                   => ( subset2powerset
                                                                                                                                                                                     => ( setextsub
                                                                                                                                                                                       => ( subsetemptysetimpeq
                                                                                                                                                                                         => ( powersetI1
                                                                                                                                                                                           => ( powersetE1
                                                                                                                                                                                             => ( inPowerset
                                                                                                                                                                                               => ( powersetsubset
                                                                                                                                                                                                 => ( sepInPowerset
                                                                                                                                                                                                   => ( sepSubset
                                                                                                                                                                                                     => ( binunionIL
                                                                                                                                                                                                       => ( upairset2IR
                                                                                                                                                                                                         => ( binunionIR
                                                                                                                                                                                                           => ( binunionEcases
                                                                                                                                                                                                             => ( binunionE
                                                                                                                                                                                                               => ( binunionLsub
                                                                                                                                                                                                                 => ( binunionRsub
                                                                                                                                                                                                                   => ( binintersectI
                                                                                                                                                                                                                     => ( binintersectSubset5
                                                                                                                                                                                                                       => ( binintersectEL
                                                                                                                                                                                                                         => ( binintersectLsub
                                                                                                                                                                                                                           => ( binintersectSubset2
                                                                                                                                                                                                                             => ( binintersectSubset3
                                                                                                                                                                                                                               => ( binintersectER
                                                                                                                                                                                                                                 => ( disjointsetsI1
                                                                                                                                                                                                                                   => ( binintersectRsub
                                                                                                                                                                                                                                     => ( binintersectSubset4
                                                                                                                                                                                                                                       => ( binintersectSubset1
                                                                                                                                                                                                                                         => ( bs114d
                                                                                                                                                                                                                                           => ( setminusI
                                                                                                                                                                                                                                             => ( setminusEL
                                                                                                                                                                                                                                               => ( setminusER
                                                                                                                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                                                                                                                   => ( setminusERneg
                                                                                                                                                                                                                                                     => ( setminusELneg
                                                                                                                                                                                                                                                       => ( setminusILneg
                                                                                                                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                                                                                                                           => ( setminusLsub
                                                                                                                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                                                                                                                               => ( symdiffE
                                                                                                                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                                                                                                                         => ( ex1I2
                                                                                                                                                                                                                                                                                                                           => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                             => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                               => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                 => ( theprop
                                                                                                                                                                                                                                                                                                                                   => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                     => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                 => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                   => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                       => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                         => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                           => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                             => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                           => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                               => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                 => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                         => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                           => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                             => ( app
                                                                                                                                                                                                                                                                                                                                                                                               => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                 => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                     => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                           => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                               => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ifSingleton
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifp
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( theeq
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( iftrue
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iffalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iftrueorfalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( binintersectT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binunionT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( powersetT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( setminusT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( setextT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( subsetTI
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( powersetTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( binintersectTELcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTERcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( contrasubsetT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( doubleComplementI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementSub1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementEq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( complementTnotintersectT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementImpComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementSubsetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementInPowersetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( contraSubsetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTcontraSubset
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binunionTILcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTIRcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( inIntersectImpInUnion
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( intersectInPowersetIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( inComplementUnionImpNotIn1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpInComplement1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binunionTE
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTEcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( demorgan2a1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementUnionInPowersetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( demorgan2a2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( demorgan1a
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( demorgan1b
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( demorgan1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( demorgan2a
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( demorgan2b2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( demorgan2b
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( demorgan2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( woz13rule0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( woz13rule1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( woz13rule2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( woz13rule3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( woz13rule4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X3: $i,X11: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X11 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X16: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ X16 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( in @ ( setminus @ X3 @ X11 ) @ ( powerset @ ( setminus @ X3 @ ( binintersect @ X11 @ X16 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.JeOFxtzHX1/DTF2THF_10097.p',woz1_1) ).

thf(f4454,plain,
    ( $true
   != ( in @ sK700 @ ( powerset @ sK698 ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4453]) ).

thf(f4453,plain,
    ( ( $true
     != ( in @ sK700 @ ( powerset @ sK698 ) ) )
    | ( $true != $true ) ),
    inference(forward_demodulation,[status(thm)],[f4452,f3576]) ).

thf(f3576,plain,
    ( ( in @ sK699 @ ( powerset @ sK698 ) )
    = $true ),
    inference(cnf_transformation,[status(thm)],[f2319]) ).

thf(f4452,plain,
    ( ( ( in @ sK699 @ ( powerset @ sK698 ) )
     != $true )
    | ( $true
     != ( in @ sK700 @ ( powerset @ sK698 ) ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4451]) ).

thf(f4451,plain,
    ( ( $true != $true )
    | ( $true
     != ( in @ sK700 @ ( powerset @ sK698 ) ) )
    | ( ( in @ sK699 @ ( powerset @ sK698 ) )
     != $true ) ),
    inference(forward_demodulation,[status(thm)],[f4396,f3841]) ).

thf(f3841,plain,
    complementInPowersetComplementIntersect = $true,
    inference(cnf_transformation,[status(thm)],[f2319]) ).

thf(f4396,plain,
    ( ( complementInPowersetComplementIntersect != $true )
    | ( $true
     != ( in @ sK700 @ ( powerset @ sK698 ) ) )
    | ( ( in @ sK699 @ ( powerset @ sK698 ) )
     != $true ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4385]) ).

thf(f4385,plain,
    ( ( $true != $true )
    | ( ( in @ sK699 @ ( powerset @ sK698 ) )
     != $true )
    | ( $true
     != ( in @ sK700 @ ( powerset @ sK698 ) ) )
    | ( complementInPowersetComplementIntersect != $true ) ),
    inference(superposition,[status(thm)],[f3575,f2815]) ).

thf(f2815,plain,
    ! [X3: $i,X4: $i,X5: $i] :
      ( ( $true
        = ( in @ ( setminus @ X4 @ X3 ) @ ( powerset @ ( setminus @ X4 @ ( binintersect @ X3 @ X5 ) ) ) ) )
      | ( $true
       != ( in @ X5 @ ( powerset @ X4 ) ) )
      | ( complementInPowersetComplementIntersect != $true )
      | ( ( in @ X3 @ ( powerset @ X4 ) )
       != $true ) ),
    inference(cnf_transformation,[status(thm)],[f1474]) ).

thf(f1474,plain,
    ( ( ( complementInPowersetComplementIntersect = $true )
      | ( ( $true
          = ( in @ sK147 @ ( powerset @ sK148 ) ) )
        & ( $true
          = ( in @ sK149 @ ( powerset @ sK148 ) ) )
        & ( $true
         != ( in @ ( setminus @ sK148 @ sK147 ) @ ( powerset @ ( setminus @ sK148 @ ( binintersect @ sK147 @ sK149 ) ) ) ) ) ) )
    & ( ! [X3: $i,X4: $i] :
          ( ( ( in @ X3 @ ( powerset @ X4 ) )
           != $true )
          | ! [X5: $i] :
              ( ( $true
               != ( in @ X5 @ ( powerset @ X4 ) ) )
              | ( $true
                = ( in @ ( setminus @ X4 @ X3 ) @ ( powerset @ ( setminus @ X4 @ ( binintersect @ X3 @ X5 ) ) ) ) ) ) )
      | ( complementInPowersetComplementIntersect != $true ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK147,sK148,sK149])],[f1471,f1473,f1472]) ).

thf(f1472,plain,
    ( ? [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X0 @ ( powerset @ X1 ) ) )
        & ? [X2: $i] :
            ( ( $true
              = ( in @ X2 @ ( powerset @ X1 ) ) )
            & ( ( in @ ( setminus @ X1 @ X0 ) @ ( powerset @ ( setminus @ X1 @ ( binintersect @ X0 @ X2 ) ) ) )
             != $true ) ) )
   => ( ( $true
        = ( in @ sK147 @ ( powerset @ sK148 ) ) )
      & ? [X2: $i] :
          ( ( $true
            = ( in @ X2 @ ( powerset @ sK148 ) ) )
          & ( $true
           != ( in @ ( setminus @ sK148 @ sK147 ) @ ( powerset @ ( setminus @ sK148 @ ( binintersect @ sK147 @ X2 ) ) ) ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1473,plain,
    ( ? [X2: $i] :
        ( ( $true
          = ( in @ X2 @ ( powerset @ sK148 ) ) )
        & ( $true
         != ( in @ ( setminus @ sK148 @ sK147 ) @ ( powerset @ ( setminus @ sK148 @ ( binintersect @ sK147 @ X2 ) ) ) ) ) )
   => ( ( $true
        = ( in @ sK149 @ ( powerset @ sK148 ) ) )
      & ( $true
       != ( in @ ( setminus @ sK148 @ sK147 ) @ ( powerset @ ( setminus @ sK148 @ ( binintersect @ sK147 @ sK149 ) ) ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1471,plain,
    ( ( ( complementInPowersetComplementIntersect = $true )
      | ? [X0: $i,X1: $i] :
          ( ( $true
            = ( in @ X0 @ ( powerset @ X1 ) ) )
          & ? [X2: $i] :
              ( ( $true
                = ( in @ X2 @ ( powerset @ X1 ) ) )
              & ( ( in @ ( setminus @ X1 @ X0 ) @ ( powerset @ ( setminus @ X1 @ ( binintersect @ X0 @ X2 ) ) ) )
               != $true ) ) ) )
    & ( ! [X3: $i,X4: $i] :
          ( ( ( in @ X3 @ ( powerset @ X4 ) )
           != $true )
          | ! [X5: $i] :
              ( ( $true
               != ( in @ X5 @ ( powerset @ X4 ) ) )
              | ( $true
                = ( in @ ( setminus @ X4 @ X3 ) @ ( powerset @ ( setminus @ X4 @ ( binintersect @ X3 @ X5 ) ) ) ) ) ) )
      | ( complementInPowersetComplementIntersect != $true ) ) ),
    inference(rectify,[status(thm)],[f1470]) ).

thf(f1470,plain,
    ( ( ( complementInPowersetComplementIntersect = $true )
      | ? [X0: $i,X1: $i] :
          ( ( $true
            = ( in @ X0 @ ( powerset @ X1 ) ) )
          & ? [X2: $i] :
              ( ( $true
                = ( in @ X2 @ ( powerset @ X1 ) ) )
              & ( ( in @ ( setminus @ X1 @ X0 ) @ ( powerset @ ( setminus @ X1 @ ( binintersect @ X0 @ X2 ) ) ) )
               != $true ) ) ) )
    & ( ! [X0: $i,X1: $i] :
          ( ( $true
           != ( in @ X0 @ ( powerset @ X1 ) ) )
          | ! [X2: $i] :
              ( ( $true
               != ( in @ X2 @ ( powerset @ X1 ) ) )
              | ( ( in @ ( setminus @ X1 @ X0 ) @ ( powerset @ ( setminus @ X1 @ ( binintersect @ X0 @ X2 ) ) ) )
                = $true ) ) )
      | ( complementInPowersetComplementIntersect != $true ) ) ),
    inference(nnf_transformation,[status(thm)],[f1035]) ).

thf(f1035,plain,
    ( ( complementInPowersetComplementIntersect = $true )
  <=> ! [X0: $i,X1: $i] :
        ( ( $true
         != ( in @ X0 @ ( powerset @ X1 ) ) )
        | ! [X2: $i] :
            ( ( $true
             != ( in @ X2 @ ( powerset @ X1 ) ) )
            | ( ( in @ ( setminus @ X1 @ X0 ) @ ( powerset @ ( setminus @ X1 @ ( binintersect @ X0 @ X2 ) ) ) )
              = $true ) ) ) ),
    inference(ennf_transformation,[status(thm)],[f828]) ).

thf(f828,plain,
    ( ! [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X0 @ ( powerset @ X1 ) ) )
       => ! [X2: $i] :
            ( ( $true
              = ( in @ X2 @ ( powerset @ X1 ) ) )
           => ( ( in @ ( setminus @ X1 @ X0 ) @ ( powerset @ ( setminus @ X1 @ ( binintersect @ X0 @ X2 ) ) ) )
              = $true ) ) )
  <=> ( complementInPowersetComplementIntersect = $true ) ),
    inference(fool_elimination,[status(thm)],[f827]) ).

thf(f827,plain,
    ( complementInPowersetComplementIntersect
    = ( ! [X0: $i,X1: $i] :
          ( ( in @ X0 @ ( powerset @ X1 ) )
         => ! [X2: $i] :
              ( ( in @ X2 @ ( powerset @ X1 ) )
             => ( in @ ( setminus @ X1 @ X0 ) @ ( powerset @ ( setminus @ X1 @ ( binintersect @ X0 @ X2 ) ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f256]) ).

thf(f256,axiom,
    ( complementInPowersetComplementIntersect
    = ( ! [X11: $i,X3: $i] :
          ( ( in @ X11 @ ( powerset @ X3 ) )
         => ! [X16: $i] :
              ( ( in @ X16 @ ( powerset @ X3 ) )
             => ( in @ ( setminus @ X3 @ X11 ) @ ( powerset @ ( setminus @ X3 @ ( binintersect @ X11 @ X16 ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.JeOFxtzHX1/DTF2THF_10097.p',complementInPowersetComplementIntersect) ).

thf(f3575,plain,
    ( $true
   != ( in @ ( setminus @ sK698 @ sK699 ) @ ( powerset @ ( setminus @ sK698 @ ( binintersect @ sK699 @ sK700 ) ) ) ) ),
    inference(cnf_transformation,[status(thm)],[f2319]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU763^1 : TPTP v9.2.1. Released v3.7.0.
% 0.11/0.13  % Command  : /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.18/0.34  % Computer : n013.cluster.edu
% 0.18/0.34  % Model    : x86_64 x86_64
% 0.18/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/0.34  % Memory   : 8042.1875MB
% 0.18/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.18/0.34  % CPULimit : 300
% 0.18/0.34  % WCLimit  : 300
% 0.18/0.34  % DateTime : Tue Feb 24 12:33:08 EST 2026
% 0.18/0.34  % CPUTime  : 
% 0.18/0.35  Running /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.28/0.47  ---- Original DTF file ---
% 0.28/0.47  thf(spec,logic,$$dhol).
% 0.28/0.47  %------------------------------------------------------------------------------
% 0.28/0.47  % File     : SEU763^1 : TPTP v9.2.1. Released v3.7.0.
% 0.28/0.47  % Domain   : Set Theory
% 0.28/0.47  % Problem  : Typed Set Theory - First Wizard of Oz Examples - WoZ1 Problems
% 0.28/0.47  % Version  : Especial.
% 0.28/0.47  % English  : (! A:i.! X:i.in X (powerset A) -> (! Y:i.in Y (powerset A) ->
% 0.28/0.47  %            in (setminus A X) (powerset (setminus A (binintersect X Y)))))
% 0.28/0.47  
% 0.28/0.47  % Refs     : [Bro08] Brown (2008), Email to G. Sutcliffe
% 0.28/0.47  % Source   : [Bro08]
% 0.28/0.47  % Names    : ZFC265g [Bro08]
% 0.28/0.47  
% 0.28/0.47  % Status   : Theorem
% 0.28/0.47  % Rating   : 0.11 v9.1.0, 0.12 v9.0.0, 0.20 v8.2.0, 0.23 v8.1.0, 0.00 v7.4.0, 0.11 v7.2.0, 0.00 v7.1.0, 0.25 v7.0.0, 0.14 v6.4.0, 0.17 v6.3.0, 0.20 v6.2.0, 0.14 v6.1.0, 0.29 v5.5.0, 0.33 v5.4.0, 0.40 v5.2.0, 0.60 v5.1.0, 0.80 v5.0.0, 0.60 v4.1.0, 0.67 v3.7.0
% 0.28/0.47  % Syntax   : Number of formulae    :  601 ( 283 unt; 317 typ; 283 def)
% 0.28/0.47  %            Number of atoms       : 1690 ( 411 equ;   0 cnn)
% 0.28/0.47  %            Maximal formula atoms :  282 (   5 avg)
% 0.28/0.47  %            Number of connectives : 3576 (  73   ~;  12   |;  44   &;2580   @)
% 0.28/0.47  %                                         (  14 <=>; 853  =>;   0  <=;   0 <~>)
% 0.28/0.47  %            Maximal formula depth :  290 (   2 avg)
% 0.28/0.47  %            Number of types       :    2 (   0 usr)
% 0.28/0.47  %            Number of type conns  :  132 ( 132   >;   0   *;   0   +;   0  <<)
% 0.28/0.47  %            Number of symbols     :  320 ( 317 usr; 283 con; 0-4 aty)
% 0.28/0.47  %            Number of variables   :  968 (  74   ^; 859   !;  35   ?; 968   :)
% 0.28/0.47  % SPC      : TH0_THM_EQU_NAR
% 0.28/0.47  
% 0.28/0.47  % Comments : http://mathgate.info/detsetitem.php?id=324
% 0.28/0.47  %------------------------------------------------------------------------------
% 0.28/0.47  thf(in_type,type,
% 0.28/0.47      in: $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exu_type,type,
% 0.28/0.47      exu: ( $i > $o ) > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exu,definition,
% 0.28/0.47      ( exu
% 0.28/0.47      = ( ^ [Xphi: $i > $o] :
% 0.28/0.47          ? [Xx: $i] :
% 0.28/0.47            ( ( Xphi @ Xx )
% 0.28/0.47            & ! [Xy: $i] :
% 0.28/0.47                ( ( Xphi @ Xy )
% 0.28/0.47               => ( Xx = Xy ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setextAx_type,type,
% 0.28/0.47      setextAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setextAx,definition,
% 0.28/0.47      ( setextAx
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47              <=> ( in @ Xx @ B ) )
% 0.28/0.47           => ( A = B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyset_type,type,
% 0.28/0.47      emptyset: $i ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetAx_type,type,
% 0.28/0.47      emptysetAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetAx,definition,
% 0.28/0.47      ( emptysetAx
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoin_type,type,
% 0.28/0.47      setadjoin: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinAx_type,type,
% 0.28/0.47      setadjoinAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinAx,definition,
% 0.28/0.47      ( setadjoinAx
% 0.28/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.28/0.47          <=> ( ( Xy = Xx )
% 0.28/0.47              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powerset_type,type,
% 0.28/0.47      powerset: $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetAx_type,type,
% 0.28/0.47      powersetAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetAx,definition,
% 0.28/0.47      ( powersetAx
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( in @ B @ ( powerset @ A ) )
% 0.28/0.47          <=> ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ B )
% 0.28/0.47               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunion_type,type,
% 0.28/0.47      setunion: $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionAx_type,type,
% 0.28/0.47      setunionAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionAx,definition,
% 0.28/0.47      ( setunionAx
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setunion @ A ) )
% 0.28/0.47          <=> ? [B: $i] :
% 0.28/0.47                ( ( in @ Xx @ B )
% 0.28/0.47                & ( in @ B @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(omega_type,type,
% 0.28/0.47      omega: $i ).
% 0.28/0.47  
% 0.28/0.47  thf(omega0Ax_type,type,
% 0.28/0.47      omega0Ax: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(omega0Ax,definition,
% 0.28/0.47      ( omega0Ax
% 0.28/0.47      = ( in @ emptyset @ omega ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(omegaSAx_type,type,
% 0.28/0.47      omegaSAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(omegaSAx,definition,
% 0.28/0.47      ( omegaSAx
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ omega )
% 0.28/0.47           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(omegaIndAx_type,type,
% 0.28/0.47      omegaIndAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(omegaIndAx,definition,
% 0.28/0.47      ( omegaIndAx
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ( ( in @ emptyset @ A )
% 0.28/0.47              & ! [Xx: $i] :
% 0.28/0.47                  ( ( ( in @ Xx @ omega )
% 0.28/0.47                    & ( in @ Xx @ A ) )
% 0.28/0.47                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ omega )
% 0.28/0.47               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(replAx_type,type,
% 0.28/0.47      replAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(replAx,definition,
% 0.28/0.47      ( replAx
% 0.28/0.47      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( exu
% 0.28/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 0.28/0.47           => ? [B: $i] :
% 0.28/0.47              ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ B )
% 0.28/0.47              <=> ? [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ A )
% 0.28/0.47                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(foundationAx_type,type,
% 0.28/0.47      foundationAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(foundationAx,definition,
% 0.28/0.47      ( foundationAx
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.28/0.47           => ? [B: $i] :
% 0.28/0.47                ( ( in @ B @ A )
% 0.28/0.47                & ~ ? [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ B )
% 0.28/0.47                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(wellorderingAx_type,type,
% 0.28/0.47      wellorderingAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(wellorderingAx,definition,
% 0.28/0.47      ( wellorderingAx
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47          ? [B: $i] :
% 0.28/0.47            ( ! [C: $i] :
% 0.28/0.47                ( ( in @ C @ B )
% 0.28/0.47               => ! [Xx: $i] :
% 0.28/0.47                    ( ( in @ Xx @ C )
% 0.28/0.47                   => ( in @ Xx @ A ) ) )
% 0.28/0.47            & ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( ( in @ Xx @ A )
% 0.28/0.47                  & ( in @ Xy @ A ) )
% 0.28/0.47               => ( ! [C: $i] :
% 0.28/0.47                      ( ( in @ C @ B )
% 0.28/0.47                     => ( ( in @ Xx @ C )
% 0.28/0.47                      <=> ( in @ Xy @ C ) ) )
% 0.28/0.47                 => ( Xx = Xy ) ) )
% 0.28/0.47            & ! [C: $i,D: $i] :
% 0.28/0.47                ( ( ( in @ C @ B )
% 0.28/0.47                  & ( in @ D @ B ) )
% 0.28/0.47               => ( ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ C )
% 0.28/0.47                     => ( in @ Xx @ D ) )
% 0.28/0.47                  | ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ D )
% 0.28/0.47                     => ( in @ Xx @ C ) ) ) )
% 0.28/0.47            & ! [C: $i] :
% 0.28/0.47                ( ( ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ C )
% 0.28/0.47                     => ( in @ Xx @ A ) )
% 0.28/0.47                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 0.28/0.47               => ? [D: $i,Xx: $i] :
% 0.28/0.47                    ( ( in @ D @ B )
% 0.28/0.47                    & ( in @ Xx @ C )
% 0.28/0.47                    & ~ ? [Xy: $i] :
% 0.28/0.47                          ( ( in @ Xy @ D )
% 0.28/0.47                          & ( in @ Xy @ C ) )
% 0.28/0.47                    & ! [E: $i] :
% 0.28/0.47                        ( ( in @ E @ B )
% 0.28/0.47                       => ( ! [Xy: $i] :
% 0.28/0.47                              ( ( in @ Xy @ E )
% 0.28/0.47                             => ( in @ Xy @ D ) )
% 0.28/0.47                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(descr_type,type,
% 0.28/0.47      descr: ( $i > $o ) > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(descrp_type,type,
% 0.28/0.47      descrp: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(descrp,definition,
% 0.28/0.47      ( descrp
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ( Xphi
% 0.28/0.47              @ ( descr
% 0.28/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstr_type,type,
% 0.28/0.47      dsetconstr: $i > ( $i > $o ) > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrI_type,type,
% 0.28/0.47      dsetconstrI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrI,definition,
% 0.28/0.47      ( dsetconstrI
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( Xphi @ Xx )
% 0.28/0.47             => ( in @ Xx
% 0.28/0.47                @ ( dsetconstr @ A
% 0.28/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrEL_type,type,
% 0.28/0.47      dsetconstrEL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrEL,definition,
% 0.28/0.47      ( dsetconstrEL
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx
% 0.28/0.47              @ ( dsetconstr @ A
% 0.28/0.47                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.28/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrER_type,type,
% 0.28/0.47      dsetconstrER: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrER,definition,
% 0.28/0.47      ( dsetconstrER
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx
% 0.28/0.47              @ ( dsetconstr @ A
% 0.28/0.47                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.28/0.47           => ( Xphi @ Xx ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE1_type,type,
% 0.28/0.47      exuE1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE1,definition,
% 0.28/0.47      ( exuE1
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( Xphi @ Xx )
% 0.28/0.47                & ! [Xy: $i] :
% 0.28/0.47                    ( ( Xphi @ Xy )
% 0.28/0.47                   => ( Xx = Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2set_type,type,
% 0.28/0.47      prop2set: $o > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2setE_type,type,
% 0.28/0.47      prop2setE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2setE,definition,
% 0.28/0.47      ( prop2setE
% 0.28/0.47      = ( ! [Xphi: $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 0.28/0.47           => Xphi ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetE_type,type,
% 0.28/0.47      emptysetE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetE,definition,
% 0.28/0.47      ( emptysetE
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ emptyset )
% 0.28/0.47           => ! [Xphi: $o] : Xphi ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetimpfalse_type,type,
% 0.28/0.47      emptysetimpfalse: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetimpfalse,definition,
% 0.28/0.47      ( emptysetimpfalse
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ emptyset )
% 0.28/0.47           => $false ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notinemptyset_type,type,
% 0.28/0.47      notinemptyset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notinemptyset,definition,
% 0.28/0.47      ( notinemptyset
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE3e_type,type,
% 0.28/0.47      exuE3e: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE3e,definition,
% 0.28/0.47      ( exuE3e
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setext_type,type,
% 0.28/0.47      setext: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setext,definition,
% 0.28/0.47      ( setext
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ Xx @ B ) )
% 0.28/0.47           => ( ! [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ B )
% 0.28/0.47                 => ( in @ Xx @ A ) )
% 0.28/0.47             => ( A = B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyI_type,type,
% 0.28/0.47      emptyI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyI,definition,
% 0.28/0.47      ( emptyI
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ~ ( in @ Xx @ A )
% 0.28/0.47           => ( A = emptyset ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(noeltsimpempty_type,type,
% 0.28/0.47      noeltsimpempty: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(noeltsimpempty,definition,
% 0.28/0.47      ( noeltsimpempty
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ~ ( in @ Xx @ A )
% 0.28/0.47           => ( A = emptyset ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setbeta_type,type,
% 0.28/0.47      setbeta: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setbeta,definition,
% 0.28/0.47      ( setbeta
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( in @ Xx
% 0.28/0.47                @ ( dsetconstr @ A
% 0.28/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.28/0.47            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(nonempty_type,type,
% 0.28/0.47      nonempty: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(nonempty,definition,
% 0.28/0.47      ( nonempty
% 0.28/0.47      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyE1_type,type,
% 0.28/0.47      nonemptyE1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyE1,definition,
% 0.28/0.47      ( nonemptyE1
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ( nonempty @ A )
% 0.28/0.47           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyI_type,type,
% 0.28/0.47      nonemptyI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyI,definition,
% 0.28/0.47      ( nonemptyI
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( Xphi @ Xx )
% 0.28/0.47             => ( nonempty
% 0.28/0.47                @ ( dsetconstr @ A
% 0.28/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyI1_type,type,
% 0.28/0.47      nonemptyI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyI1,definition,
% 0.28/0.47      ( nonemptyI1
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.28/0.47           => ( nonempty @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinIL_type,type,
% 0.28/0.47      setadjoinIL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinIL,definition,
% 0.28/0.47      ( setadjoinIL
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyinunitempty_type,type,
% 0.28/0.47      emptyinunitempty: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyinunitempty,definition,
% 0.28/0.47      ( emptyinunitempty
% 0.28/0.47      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinIR_type,type,
% 0.28/0.47      setadjoinIR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinIR,definition,
% 0.28/0.47      ( setadjoinIR
% 0.28/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xy @ A )
% 0.28/0.47           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinE_type,type,
% 0.28/0.47      setadjoinE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinE,definition,
% 0.28/0.47      ( setadjoinE
% 0.28/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.28/0.47           => ! [Xphi: $o] :
% 0.28/0.47                ( ( ( Xy = Xx )
% 0.28/0.47                 => Xphi )
% 0.28/0.47               => ( ( ( in @ Xy @ A )
% 0.28/0.47                   => Xphi )
% 0.28/0.47                 => Xphi ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinOr_type,type,
% 0.28/0.47      setadjoinOr: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinOr,definition,
% 0.28/0.47      ( setadjoinOr
% 0.28/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.28/0.47           => ( ( Xy = Xx )
% 0.28/0.47              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setoftrueEq_type,type,
% 0.28/0.47      setoftrueEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setoftrueEq,definition,
% 0.28/0.47      ( setoftrueEq
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ( dsetconstr @ A
% 0.28/0.47              @ ^ [Xx: $i] : $true )
% 0.28/0.47            = A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetI_type,type,
% 0.28/0.47      powersetI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetI,definition,
% 0.28/0.47      ( powersetI
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ B )
% 0.28/0.47               => ( in @ Xx @ A ) )
% 0.28/0.47           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyinPowerset_type,type,
% 0.28/0.47      emptyinPowerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyinPowerset,definition,
% 0.28/0.47      ( emptyinPowerset
% 0.28/0.47      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyInPowerset_type,type,
% 0.28/0.47      emptyInPowerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyInPowerset,definition,
% 0.28/0.47      ( emptyInPowerset
% 0.28/0.47      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetE_type,type,
% 0.28/0.47      powersetE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetE,definition,
% 0.28/0.47      ( powersetE
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ B @ ( powerset @ A ) )
% 0.28/0.47           => ( ( in @ Xx @ B )
% 0.28/0.47             => ( in @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionI_type,type,
% 0.28/0.47      setunionI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionI,definition,
% 0.28/0.47      ( setunionI
% 0.28/0.47      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.28/0.47            ( ( in @ Xx @ B )
% 0.28/0.47           => ( ( in @ B @ A )
% 0.28/0.47             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionE_type,type,
% 0.28/0.47      setunionE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionE,definition,
% 0.28/0.47      ( setunionE
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setunion @ A ) )
% 0.28/0.47           => ! [Xphi: $o] :
% 0.28/0.47                ( ! [B: $i] :
% 0.28/0.47                    ( ( in @ Xx @ B )
% 0.28/0.47                   => ( ( in @ B @ A )
% 0.28/0.47                     => Xphi ) )
% 0.28/0.47               => Xphi ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subPowSU_type,type,
% 0.28/0.47      subPowSU: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subPowSU,definition,
% 0.28/0.47      ( subPowSU
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE2_type,type,
% 0.28/0.47      exuE2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE2,definition,
% 0.28/0.47      ( exuE2
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47              ! [Xy: $i] :
% 0.28/0.47                ( ( Xphi @ Xy )
% 0.28/0.47              <=> ( Xy = Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyImpWitness_type,type,
% 0.28/0.47      nonemptyImpWitness: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyImpWitness,definition,
% 0.28/0.47      ( nonemptyImpWitness
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ( nonempty @ A )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & $true ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(uniqinunit_type,type,
% 0.28/0.47      uniqinunit: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(uniqinunit,definition,
% 0.28/0.47      ( uniqinunit
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.28/0.47           => ( Xx = Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notinsingleton_type,type,
% 0.28/0.47      notinsingleton: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notinsingleton,definition,
% 0.28/0.47      ( notinsingleton
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( Xx != Xy )
% 0.28/0.47           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(eqinunit_type,type,
% 0.28/0.47      eqinunit: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(eqinunit,definition,
% 0.28/0.47      ( eqinunit
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( Xx = Xy )
% 0.28/0.47           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsswitch_type,type,
% 0.28/0.47      singletonsswitch: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsswitch,definition,
% 0.28/0.47      ( singletonsswitch
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.28/0.47           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetE_type,type,
% 0.28/0.47      upairsetE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetE,definition,
% 0.28/0.47      ( upairsetE
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.28/0.47            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.28/0.47           => ( ( Xz = Xx )
% 0.28/0.47              | ( Xz = Xy ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetIL_type,type,
% 0.28/0.47      upairsetIL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetIL,definition,
% 0.28/0.47      ( upairsetIL
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetIR_type,type,
% 0.28/0.47      upairsetIR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetIR,definition,
% 0.28/0.47      ( upairsetIR
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyE1_type,type,
% 0.28/0.47      emptyE1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyE1,definition,
% 0.28/0.47      ( emptyE1
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ( Xphi @ Xx ) )
% 0.28/0.47           => ( ( ( dsetconstr @ A
% 0.28/0.47                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47                = emptyset )
% 0.28/0.47             => $false ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(vacuousDall_type,type,
% 0.28/0.47      vacuousDall: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(vacuousDall,definition,
% 0.28/0.47      ( vacuousDall
% 0.28/0.47      = ( ! [Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ emptyset )
% 0.28/0.47           => ( Xphi @ Xx ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan1_type,type,
% 0.28/0.47      quantDeMorgan1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan1,definition,
% 0.28/0.47      ( quantDeMorgan1
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ~ ! [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                 => ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan2_type,type,
% 0.28/0.47      quantDeMorgan2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan2,definition,
% 0.28/0.47      ( quantDeMorgan2
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ~ ( Xphi @ Xx ) )
% 0.28/0.47           => ~ ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan3_type,type,
% 0.28/0.47      quantDeMorgan3: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan3,definition,
% 0.28/0.47      ( quantDeMorgan3
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ~ ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( Xphi @ Xx ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan4_type,type,
% 0.28/0.47      quantDeMorgan4: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan4,definition,
% 0.28/0.47      ( quantDeMorgan4
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ~ ( Xphi @ Xx ) )
% 0.28/0.47           => ~ ! [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                 => ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2setI_type,type,
% 0.28/0.47      prop2setI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2setI,definition,
% 0.28/0.47      ( prop2setI
% 0.28/0.47      = ( ! [Xphi: $o] :
% 0.28/0.47            ( Xphi
% 0.28/0.47           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(set2prop_type,type,
% 0.28/0.47      set2prop: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2set2propI_type,type,
% 0.28/0.47      prop2set2propI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2set2propI,definition,
% 0.28/0.47      ( prop2set2propI
% 0.28/0.47      = ( ! [Xphi: $o] :
% 0.28/0.47            ( Xphi
% 0.28/0.47           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notdexE_type,type,
% 0.28/0.47      notdexE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notdexE,definition,
% 0.28/0.47      ( notdexE
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ~ ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( Xphi @ Xx ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notdallE_type,type,
% 0.28/0.47      notdallE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notdallE,definition,
% 0.28/0.47      ( notdallE
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ~ ! [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                 => ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI1_type,type,
% 0.28/0.47      exuI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI1,definition,
% 0.28/0.47      ( exuI1
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ? [Xx: $i] :
% 0.28/0.47                ( ( Xphi @ Xx )
% 0.28/0.47                & ! [Xy: $i] :
% 0.28/0.47                    ( ( Xphi @ Xy )
% 0.28/0.47                   => ( Xx = Xy ) ) )
% 0.28/0.47           => ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI3_type,type,
% 0.28/0.47      exuI3: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI3,definition,
% 0.28/0.47      ( exuI3
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ? [Xx: $i] : ( Xphi @ Xx )
% 0.28/0.47           => ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47                  ( ( Xphi @ Xx )
% 0.28/0.47                 => ( ( Xphi @ Xy )
% 0.28/0.47                   => ( Xx = Xy ) ) )
% 0.28/0.47             => ( exu
% 0.28/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI2_type,type,
% 0.28/0.47      exuI2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI2,definition,
% 0.28/0.47      ( exuI2
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ? [Xx: $i] :
% 0.28/0.47              ! [Xy: $i] :
% 0.28/0.47                ( ( Xphi @ Xy )
% 0.28/0.47              <=> ( Xy = Xx ) )
% 0.28/0.47           => ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(inCongP_type,type,
% 0.28/0.47      inCongP: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(inCongP,definition,
% 0.28/0.47      ( inCongP
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xx = Xy )
% 0.28/0.47               => ( ( in @ Xx @ A )
% 0.28/0.47                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(in__Cong_type,type,
% 0.28/0.47      in__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(in__Cong,definition,
% 0.28/0.47      ( in__Cong
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xx = Xy )
% 0.28/0.47               => ( ( in @ Xx @ A )
% 0.28/0.47                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE3u_type,type,
% 0.28/0.47      exuE3u: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE3u,definition,
% 0.28/0.47      ( exuE3u
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xphi @ Xx )
% 0.28/0.47               => ( ( Xphi @ Xy )
% 0.28/0.47                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exu__Cong_type,type,
% 0.28/0.47      exu__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exu__Cong,definition,
% 0.28/0.47      ( exu__Cong
% 0.28/0.47      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.28/0.47            ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xx = Xy )
% 0.28/0.47               => ( ( Xphi @ Xx )
% 0.28/0.47                <=> ( Xpsi @ Xy ) ) )
% 0.28/0.47           => ( ( exu
% 0.28/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47            <=> ( exu
% 0.28/0.47                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyset__Cong_type,type,
% 0.28/0.47      emptyset__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyset__Cong,definition,
% 0.28/0.47      ( emptyset__Cong
% 0.28/0.47      = ( emptyset = emptyset ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoin__Cong_type,type,
% 0.28/0.47      setadjoin__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoin__Cong,definition,
% 0.28/0.47      ( setadjoin__Cong
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( Xx = Xy )
% 0.28/0.47           => ! [Xz: $i,Xu: $i] :
% 0.28/0.47                ( ( Xz = Xu )
% 0.28/0.47               => ( ( setadjoin @ Xx @ Xz )
% 0.28/0.47                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powerset__Cong_type,type,
% 0.28/0.47      powerset__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powerset__Cong,definition,
% 0.28/0.47      ( powerset__Cong
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ( ( powerset @ A )
% 0.28/0.47              = ( powerset @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunion__Cong_type,type,
% 0.28/0.47      setunion__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunion__Cong,definition,
% 0.28/0.47      ( setunion__Cong
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ( ( setunion @ A )
% 0.28/0.47              = ( setunion @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(omega__Cong_type,type,
% 0.28/0.47      omega__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(omega__Cong,definition,
% 0.28/0.47      ( omega__Cong
% 0.28/0.47      = ( omega = omega ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuEu_type,type,
% 0.28/0.47      exuEu: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuEu,definition,
% 0.28/0.47      ( exuEu
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xphi @ Xx )
% 0.28/0.47               => ( ( Xphi @ Xy )
% 0.28/0.47                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(descr__Cong_type,type,
% 0.28/0.47      descr__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(descr__Cong,definition,
% 0.28/0.47      ( descr__Cong
% 0.28/0.47      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.28/0.47            ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xx = Xy )
% 0.28/0.47               => ( ( Xphi @ Xx )
% 0.28/0.47                <=> ( Xpsi @ Xy ) ) )
% 0.28/0.47           => ( ( exu
% 0.28/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47             => ( ( exu
% 0.28/0.47                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 0.28/0.47               => ( ( descr
% 0.28/0.47                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47                  = ( descr
% 0.28/0.47                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstr__Cong_type,type,
% 0.28/0.47      dsetconstr__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstr__Cong,definition,
% 0.28/0.47      ( dsetconstr__Cong
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.28/0.47                ( ! [Xx: $i] :
% 0.28/0.47                    ( ( in @ Xx @ A )
% 0.28/0.47                   => ! [Xy: $i] :
% 0.28/0.47                        ( ( in @ Xy @ B )
% 0.28/0.47                       => ( ( Xx = Xy )
% 0.28/0.47                         => ( ( Xphi @ Xx )
% 0.28/0.47                          <=> ( Xpsi @ Xy ) ) ) ) )
% 0.28/0.47               => ( ( dsetconstr @ A
% 0.28/0.47                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47                  = ( dsetconstr @ B
% 0.28/0.47                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subset_type,type,
% 0.28/0.47      subset: $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(disjoint_type,type,
% 0.28/0.47      disjoint: $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setsmeet_type,type,
% 0.28/0.47      setsmeet: $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetI1_type,type,
% 0.28/0.47      subsetI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetI1,definition,
% 0.28/0.47      ( subsetI1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ Xx @ B ) )
% 0.28/0.47           => ( subset @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(eqimpsubset2_type,type,
% 0.28/0.47      eqimpsubset2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(eqimpsubset2,definition,
% 0.28/0.47      ( eqimpsubset2
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ( subset @ B @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(eqimpsubset1_type,type,
% 0.28/0.47      eqimpsubset1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(eqimpsubset1,definition,
% 0.28/0.47      ( eqimpsubset1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ( subset @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetI2_type,type,
% 0.28/0.47      subsetI2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetI2,definition,
% 0.28/0.47      ( subsetI2
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ Xx @ B ) )
% 0.28/0.47           => ( subset @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetsubset_type,type,
% 0.28/0.47      emptysetsubset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetsubset,definition,
% 0.28/0.47      ( emptysetsubset
% 0.28/0.47      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetE_type,type,
% 0.28/0.47      subsetE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetE,definition,
% 0.28/0.47      ( subsetE
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ( in @ Xx @ A )
% 0.28/0.47             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetE2_type,type,
% 0.28/0.47      subsetE2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetE2,definition,
% 0.28/0.47      ( subsetE2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notsubsetI_type,type,
% 0.28/0.47      notsubsetI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notsubsetI,definition,
% 0.28/0.47      ( notsubsetI
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notequalI1_type,type,
% 0.28/0.47      notequalI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notequalI1,definition,
% 0.28/0.47      ( notequalI1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ~ ( subset @ A @ B )
% 0.28/0.47           => ( A != B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notequalI2_type,type,
% 0.28/0.47      notequalI2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notequalI2,definition,
% 0.28/0.47      ( notequalI2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ( A != B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetRefl_type,type,
% 0.28/0.47      subsetRefl: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetRefl,definition,
% 0.28/0.47      ( subsetRefl
% 0.28/0.47      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetTrans_type,type,
% 0.28/0.47      subsetTrans: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetTrans,definition,
% 0.28/0.47      ( subsetTrans
% 0.28/0.47      = ( ! [A: $i,B: $i,C: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ( subset @ B @ C )
% 0.28/0.47             => ( subset @ A @ C ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinSub_type,type,
% 0.28/0.47      setadjoinSub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinSub,definition,
% 0.28/0.47      ( setadjoinSub
% 0.28/0.47      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinSub2_type,type,
% 0.28/0.47      setadjoinSub2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinSub2,definition,
% 0.28/0.47      ( setadjoinSub2
% 0.28/0.47      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subset2powerset_type,type,
% 0.28/0.47      subset2powerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subset2powerset,definition,
% 0.28/0.47      ( subset2powerset
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setextsub_type,type,
% 0.28/0.47      setextsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setextsub,definition,
% 0.28/0.47      ( setextsub
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ( subset @ B @ A )
% 0.28/0.47             => ( A = B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetemptysetimpeq_type,type,
% 0.28/0.47      subsetemptysetimpeq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetemptysetimpeq,definition,
% 0.28/0.47      ( subsetemptysetimpeq
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ( subset @ A @ emptyset )
% 0.28/0.47           => ( A = emptyset ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetI1_type,type,
% 0.28/0.47      powersetI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetI1,definition,
% 0.28/0.47      ( powersetI1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ B @ A )
% 0.28/0.47           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetE1_type,type,
% 0.28/0.47      powersetE1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetE1,definition,
% 0.28/0.47      ( powersetE1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( in @ B @ ( powerset @ A ) )
% 0.28/0.47           => ( subset @ B @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(inPowerset_type,type,
% 0.28/0.47      inPowerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(inPowerset,definition,
% 0.28/0.47      ( inPowerset
% 0.28/0.47      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetsubset_type,type,
% 0.28/0.47      powersetsubset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetsubset,definition,
% 0.28/0.47      ( powersetsubset
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(sepInPowerset_type,type,
% 0.28/0.47      sepInPowerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(sepInPowerset,definition,
% 0.28/0.47      ( sepInPowerset
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( in
% 0.28/0.47            @ ( dsetconstr @ A
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47            @ ( powerset @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(sepSubset_type,type,
% 0.28/0.47      sepSubset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(sepSubset,definition,
% 0.28/0.47      ( sepSubset
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( subset
% 0.28/0.47            @ ( dsetconstr @ A
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47            @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunion_type,type,
% 0.28/0.47      binunion: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionIL_type,type,
% 0.28/0.47      binunionIL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionIL,definition,
% 0.28/0.47      ( binunionIL
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairset2IR_type,type,
% 0.28/0.47      upairset2IR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairset2IR,definition,
% 0.28/0.47      ( upairset2IR
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionIR_type,type,
% 0.28/0.47      binunionIR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionIR,definition,
% 0.28/0.47      ( binunionIR
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ B )
% 0.28/0.47           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionEcases_type,type,
% 0.28/0.47      binunionEcases: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionEcases,definition,
% 0.28/0.47      ( binunionEcases
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 0.28/0.47            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.28/0.47           => ( ( ( in @ Xx @ A )
% 0.28/0.47               => Xphi )
% 0.28/0.47             => ( ( ( in @ Xx @ B )
% 0.28/0.47                 => Xphi )
% 0.28/0.47               => Xphi ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionE_type,type,
% 0.28/0.47      binunionE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionE,definition,
% 0.28/0.47      ( binunionE
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.28/0.47           => ( ( in @ Xx @ A )
% 0.28/0.47              | ( in @ Xx @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionLsub_type,type,
% 0.28/0.47      binunionLsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionLsub,definition,
% 0.28/0.47      ( binunionLsub
% 0.28/0.47      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionRsub_type,type,
% 0.28/0.47      binunionRsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionRsub,definition,
% 0.28/0.47      ( binunionRsub
% 0.28/0.47      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersect_type,type,
% 0.28/0.47      binintersect: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectI_type,type,
% 0.28/0.47      binintersectI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectI,definition,
% 0.28/0.47      ( binintersectI
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( in @ Xx @ B )
% 0.28/0.47             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset5_type,type,
% 0.28/0.47      binintersectSubset5: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset5,definition,
% 0.28/0.47      ( binintersectSubset5
% 0.28/0.47      = ( ! [A: $i,B: $i,C: $i] :
% 0.28/0.47            ( ( subset @ C @ A )
% 0.28/0.47           => ( ( subset @ C @ B )
% 0.28/0.47             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectEL_type,type,
% 0.28/0.47      binintersectEL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectEL,definition,
% 0.28/0.47      ( binintersectEL
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.28/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectLsub_type,type,
% 0.28/0.47      binintersectLsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectLsub,definition,
% 0.28/0.47      ( binintersectLsub
% 0.28/0.47      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset2_type,type,
% 0.28/0.47      binintersectSubset2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset2,definition,
% 0.28/0.47      ( binintersectSubset2
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ( binintersect @ A @ B )
% 0.28/0.47              = A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset3_type,type,
% 0.28/0.47      binintersectSubset3: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset3,definition,
% 0.28/0.47      ( binintersectSubset3
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( ( binintersect @ A @ B )
% 0.28/0.47              = B )
% 0.28/0.47           => ( subset @ B @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectER_type,type,
% 0.28/0.47      binintersectER: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectER,definition,
% 0.28/0.47      ( binintersectER
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.28/0.47           => ( in @ Xx @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(disjointsetsI1_type,type,
% 0.28/0.47      disjointsetsI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(disjointsetsI1,definition,
% 0.28/0.47      ( disjointsetsI1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ~ ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( in @ Xx @ B ) )
% 0.28/0.47           => ( ( binintersect @ A @ B )
% 0.28/0.47              = emptyset ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectRsub_type,type,
% 0.28/0.47      binintersectRsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectRsub,definition,
% 0.28/0.47      ( binintersectRsub
% 0.28/0.47      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset4_type,type,
% 0.28/0.47      binintersectSubset4: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset4,definition,
% 0.28/0.47      ( binintersectSubset4
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ B @ A )
% 0.28/0.47           => ( ( binintersect @ A @ B )
% 0.28/0.47              = B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset1_type,type,
% 0.28/0.47      binintersectSubset1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset1,definition,
% 0.28/0.47      ( binintersectSubset1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( ( binintersect @ A @ B )
% 0.28/0.47              = A )
% 0.28/0.47           => ( subset @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(bs114d_type,type,
% 0.28/0.47      bs114d: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(bs114d,definition,
% 0.28/0.47      ( bs114d
% 0.28/0.47      = ( ! [A: $i,B: $i,C: $i] :
% 0.28/0.47            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 0.28/0.47            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(regular_type,type,
% 0.28/0.47      regular: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminus_type,type,
% 0.28/0.47      setminus: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusI_type,type,
% 0.28/0.47      setminusI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusI,definition,
% 0.28/0.47      ( setminusI
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusEL_type,type,
% 0.28/0.47      setminusEL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusEL,definition,
% 0.28/0.47      ( setminusEL
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.28/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusER_type,type,
% 0.28/0.47      setminusER: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusER,definition,
% 0.28/0.47      ( setminusER
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.28/0.47           => ~ ( in @ Xx @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusSubset2_type,type,
% 0.28/0.47      setminusSubset2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusSubset2,definition,
% 0.28/0.47      ( setminusSubset2
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ( setminus @ A @ B )
% 0.28/0.47              = emptyset ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusERneg_type,type,
% 0.28/0.47      setminusERneg: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusERneg,definition,
% 0.28/0.47      ( setminusERneg
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.28/0.47           => ( ( in @ Xx @ A )
% 0.28/0.47             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusELneg_type,type,
% 0.28/0.47      setminusELneg: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusELneg,definition,
% 0.28/0.47      ( setminusELneg
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusILneg_type,type,
% 0.28/0.47      setminusILneg: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusILneg,definition,
% 0.28/0.47      ( setminusILneg
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ~ ( in @ Xx @ A )
% 0.28/0.47           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusIRneg_type,type,
% 0.28/0.47      setminusIRneg: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusIRneg,definition,
% 0.28/0.47      ( setminusIRneg
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ B )
% 0.28/0.47           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusLsub_type,type,
% 0.28/0.47      setminusLsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusLsub,definition,
% 0.28/0.47      ( setminusLsub
% 0.28/0.47      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusSubset1_type,type,
% 0.28/0.47      setminusSubset1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusSubset1,definition,
% 0.28/0.47      ( setminusSubset1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( ( setminus @ A @ B )
% 0.28/0.47              = emptyset )
% 0.28/0.47           => ( subset @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiff_type,type,
% 0.28/0.47      symdiff: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffE_type,type,
% 0.28/0.47      symdiffE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffE,definition,
% 0.28/0.47      ( symdiffE
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 0.28/0.47           => ! [Xphi: $o] :
% 0.28/0.47                ( ( ( in @ Xx @ A )
% 0.28/0.47                 => ( ~ ( in @ Xx @ B )
% 0.28/0.47                   => Xphi ) )
% 0.28/0.47               => ( ( ~ ( in @ Xx @ A )
% 0.28/0.47                   => ( ( in @ Xx @ B )
% 0.28/0.47                     => Xphi ) )
% 0.28/0.47                 => Xphi ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffI1_type,type,
% 0.28/0.47      symdiffI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffI1,definition,
% 0.28/0.47      ( symdiffI1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffI2_type,type,
% 0.28/0.47      symdiffI2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffI2,definition,
% 0.28/0.47      ( symdiffI2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ~ ( in @ Xx @ A )
% 0.28/0.47           => ( ( in @ Xx @ B )
% 0.28/0.47             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffIneg1_type,type,
% 0.28/0.47      symdiffIneg1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffIneg1,definition,
% 0.28/0.47      ( symdiffIneg1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( in @ Xx @ B )
% 0.28/0.47             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffIneg2_type,type,
% 0.28/0.47      symdiffIneg2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffIneg2,definition,
% 0.28/0.47      ( symdiffIneg2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ~ ( in @ Xx @ A )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(iskpair_type,type,
% 0.28/0.47      iskpair: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(secondinupair_type,type,
% 0.28/0.47      secondinupair: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(secondinupair,definition,
% 0.28/0.47      ( secondinupair
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairIL_type,type,
% 0.28/0.47      setukpairIL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairIL,definition,
% 0.28/0.47      ( setukpairIL
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairIR_type,type,
% 0.28/0.47      setukpairIR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairIR,definition,
% 0.28/0.47      ( setukpairIR
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairiskpair_type,type,
% 0.28/0.47      kpairiskpair: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairiskpair,definition,
% 0.28/0.47      ( kpairiskpair
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(kpair_type,type,
% 0.28/0.47      kpair: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairp_type,type,
% 0.28/0.47      kpairp: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairp,definition,
% 0.28/0.47      ( kpairp
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprod_type,type,
% 0.28/0.47      cartprod: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsubset_type,type,
% 0.28/0.47      singletonsubset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsubset,definition,
% 0.28/0.47      ( singletonsubset
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singletoninpowerset_type,type,
% 0.28/0.47      singletoninpowerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletoninpowerset,definition,
% 0.28/0.47      ( singletoninpowerset
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singletoninpowunion_type,type,
% 0.28/0.47      singletoninpowunion: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletoninpowunion,definition,
% 0.28/0.47      ( singletoninpowunion
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairset2E_type,type,
% 0.28/0.47      upairset2E: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairset2E,definition,
% 0.28/0.47      ( upairset2E
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.28/0.47            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.28/0.47           => ( ( Xz = Xx )
% 0.28/0.47              | ( Xz = Xy ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsubunion_type,type,
% 0.28/0.47      upairsubunion: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsubunion,definition,
% 0.28/0.47      ( upairsubunion
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairinpowunion_type,type,
% 0.28/0.47      upairinpowunion: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairinpowunion,definition,
% 0.28/0.47      ( upairinpowunion
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem1_type,type,
% 0.28/0.47      ubforcartprodlem1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem1,definition,
% 0.28/0.47      ( ubforcartprodlem1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem2_type,type,
% 0.28/0.47      ubforcartprodlem2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem2,definition,
% 0.28/0.47      ( ubforcartprodlem2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem3_type,type,
% 0.28/0.47      ubforcartprodlem3: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem3,definition,
% 0.28/0.47      ( ubforcartprodlem3
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairin_type,type,
% 0.28/0.47      cartprodpairin: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairin,definition,
% 0.28/0.47      ( cartprodpairin
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempair1_type,type,
% 0.28/0.47      cartprodmempair1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempair1,definition,
% 0.28/0.47      ( cartprodmempair1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.28/0.47            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ? [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ B )
% 0.28/0.47                    & ( Xu
% 0.28/0.47                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempair_type,type,
% 0.28/0.47      cartprodmempair: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempair,definition,
% 0.28/0.47      ( cartprodmempair
% 0.28/0.47      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.28/0.47            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( iskpair @ Xu ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionE2_type,type,
% 0.28/0.47      setunionE2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionE2,definition,
% 0.28/0.47      ( setunionE2
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setunion @ A ) )
% 0.28/0.47           => ? [X: $i] :
% 0.28/0.47                ( ( in @ X @ A )
% 0.28/0.47                & ( in @ Xx @ X ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton1_type,type,
% 0.28/0.47      setunionsingleton1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton1,definition,
% 0.28/0.47      ( setunionsingleton1
% 0.28/0.47      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton2_type,type,
% 0.28/0.47      setunionsingleton2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton2,definition,
% 0.28/0.47      ( setunionsingleton2
% 0.28/0.47      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton_type,type,
% 0.28/0.47      setunionsingleton: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton,definition,
% 0.28/0.47      ( setunionsingleton
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 0.28/0.47            = Xx ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singleton_type,type,
% 0.28/0.47      singleton: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonprop_type,type,
% 0.28/0.47      singletonprop: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonprop,definition,
% 0.28/0.47      ( singletonprop
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ! [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ A )
% 0.28/0.47                   => ( ( Xphi @ Xx )
% 0.28/0.47                     => ( ( Xphi @ Xy )
% 0.28/0.47                       => ( Xx = Xy ) ) ) ) )
% 0.28/0.47           => ( ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( Xphi @ Xx ) )
% 0.28/0.47             => ( singleton
% 0.28/0.47                @ ( dsetconstr @ A
% 0.28/0.47                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1_type,type,
% 0.28/0.47      ex1: $i > ( $i > $o ) > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1,definition,
% 0.28/0.47      ( ex1
% 0.28/0.47      = ( ^ [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( singleton
% 0.28/0.47            @ ( dsetconstr @ A
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1E1_type,type,
% 0.28/0.47      ex1E1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1E1,definition,
% 0.28/0.47      ( ex1E1
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ( ex1 @ A
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1I_type,type,
% 0.28/0.47      ex1I: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1I,definition,
% 0.28/0.47      ( ex1I
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( Xphi @ Xx )
% 0.28/0.47             => ( ! [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ A )
% 0.28/0.47                   => ( ( Xphi @ Xy )
% 0.28/0.47                     => ( Xy = Xx ) ) )
% 0.28/0.47               => ( ex1 @ A
% 0.28/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1I2_type,type,
% 0.28/0.47      ex1I2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1I2,definition,
% 0.28/0.47      ( ex1I2
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ! [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ A )
% 0.28/0.47                   => ( ( Xphi @ Xx )
% 0.28/0.47                     => ( ( Xphi @ Xy )
% 0.28/0.47                       => ( Xx = Xy ) ) ) ) )
% 0.28/0.47           => ( ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( Xphi @ Xx ) )
% 0.28/0.47             => ( ex1 @ A
% 0.28/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsuniq_type,type,
% 0.28/0.47      singletonsuniq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsuniq,definition,
% 0.28/0.47      ( singletonsuniq
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( ( setadjoin @ Xx @ emptyset )
% 0.28/0.47              = ( setadjoin @ Xy @ emptyset ) )
% 0.28/0.47           => ( Xx = Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(atmost1p_type,type,
% 0.28/0.47      atmost1p: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(atleast2p_type,type,
% 0.28/0.47      atleast2p: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(atmost2p_type,type,
% 0.28/0.47      atmost2p: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetp_type,type,
% 0.28/0.47      upairsetp: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL1_type,type,
% 0.28/0.47      setukpairinjL1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL1,definition,
% 0.28/0.47      ( setukpairinjL1
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.28/0.47            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 0.28/0.47           => ( Xx = Xz ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(kfstsingleton_type,type,
% 0.28/0.47      kfstsingleton: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(kfstsingleton,definition,
% 0.28/0.47      ( kfstsingleton
% 0.28/0.47      = ( ! [Xu: $i] :
% 0.28/0.47            ( ( iskpair @ Xu )
% 0.28/0.47           => ( singleton
% 0.28/0.47              @ ( dsetconstr @ ( setunion @ Xu )
% 0.28/0.47                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(theprop_type,type,
% 0.28/0.47      theprop: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(theprop,definition,
% 0.28/0.47      ( theprop
% 0.28/0.47      = ( ! [X: $i] :
% 0.28/0.47            ( ( singleton @ X )
% 0.28/0.47           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(kfst_type,type,
% 0.28/0.47      kfst: $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(kfstpairEq_type,type,
% 0.28/0.47      kfstpairEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(kfstpairEq,definition,
% 0.28/0.47      ( kfstpairEq
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.28/0.47            = Xx ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodfstin_type,type,
% 0.28/0.47      cartprodfstin: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodfstin,definition,
% 0.28/0.47      ( cartprodfstin
% 0.28/0.47      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.28/0.47            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL2_type,type,
% 0.28/0.47      setukpairinjL2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL2,definition,
% 0.28/0.47      ( setukpairinjL2
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.28/0.47            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.28/0.47           => ( Xx = Xz ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL_type,type,
% 0.28/0.47      setukpairinjL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL,definition,
% 0.28/0.47      ( setukpairinjL
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.28/0.47            ( ( ( kpair @ Xx @ Xy )
% 0.28/0.47              = ( kpair @ Xz @ Xu ) )
% 0.28/0.47           => ( Xx = Xz ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR11_type,type,
% 0.28/0.47      setukpairinjR11: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR11,definition,
% 0.28/0.47      ( setukpairinjR11
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( Xx = Xy )
% 0.28/0.47           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR12_type,type,
% 0.28/0.47      setukpairinjR12: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR12,definition,
% 0.28/0.47      ( setukpairinjR12
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( Xx = Xy )
% 0.28/0.47           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR1_type,type,
% 0.28/0.47      setukpairinjR1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR1,definition,
% 0.28/0.47      ( setukpairinjR1
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.28/0.47            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.28/0.47           => ( ( Xz = Xu )
% 0.28/0.47             => ( Xy = Xu ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairequniteq_type,type,
% 0.28/0.47      upairequniteq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairequniteq,definition,
% 0.28/0.47      ( upairequniteq
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.28/0.47            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ Xz @ emptyset ) )
% 0.28/0.47           => ( Xx = Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR2_type,type,
% 0.28/0.47      setukpairinjR2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR2,definition,
% 0.28/0.47      ( setukpairinjR2
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.28/0.47            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.28/0.47           => ( Xy = Xu ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR_type,type,
% 0.28/0.47      setukpairinjR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR,definition,
% 0.28/0.47      ( setukpairinjR
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.28/0.47            ( ( ( kpair @ Xx @ Xy )
% 0.28/0.47              = ( kpair @ Xz @ Xu ) )
% 0.28/0.47           => ( Xy = Xu ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ksndsingleton_type,type,
% 0.28/0.47      ksndsingleton: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ksndsingleton,definition,
% 0.28/0.47      ( ksndsingleton
% 0.28/0.47      = ( ! [Xu: $i] :
% 0.28/0.47            ( ( iskpair @ Xu )
% 0.28/0.47           => ( singleton
% 0.28/0.47              @ ( dsetconstr @ ( setunion @ Xu )
% 0.28/0.47                @ ^ [Xx: $i] :
% 0.28/0.47                    ( Xu
% 0.28/0.47                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ksnd_type,type,
% 0.28/0.47      ksnd: $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(ksndpairEq_type,type,
% 0.28/0.47      ksndpairEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ksndpairEq,definition,
% 0.28/0.47      ( ksndpairEq
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.28/0.47            = Xy ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairsurjEq_type,type,
% 0.28/0.47      kpairsurjEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairsurjEq,definition,
% 0.28/0.47      ( kpairsurjEq
% 0.28/0.47      = ( ! [Xu: $i] :
% 0.28/0.47            ( ( iskpair @ Xu )
% 0.28/0.47           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.28/0.47              = Xu ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodsndin_type,type,
% 0.28/0.47      cartprodsndin: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodsndin,definition,
% 0.28/0.47      ( cartprodsndin
% 0.28/0.47      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.28/0.47            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairmemEL_type,type,
% 0.28/0.47      cartprodpairmemEL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairmemEL,definition,
% 0.28/0.47      ( cartprodpairmemEL
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairmemER_type,type,
% 0.28/0.47      cartprodpairmemER: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairmemER,definition,
% 0.28/0.47      ( cartprodpairmemER
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( in @ Xy @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempaircEq_type,type,
% 0.28/0.47      cartprodmempaircEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempaircEq,definition,
% 0.28/0.47      ( cartprodmempaircEq
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( ( kpair @ Xx @ Xy )
% 0.28/0.47                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodfstpairEq_type,type,
% 0.28/0.47      cartprodfstpairEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodfstpairEq,definition,
% 0.28/0.47      ( cartprodfstpairEq
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.28/0.47                  = Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodsndpairEq_type,type,
% 0.28/0.47      cartprodsndpairEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodsndpairEq,definition,
% 0.28/0.47      ( cartprodsndpairEq
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.28/0.47                  = Xy ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairsurjEq_type,type,
% 0.28/0.47      cartprodpairsurjEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairsurjEq,definition,
% 0.28/0.47      ( cartprodpairsurjEq
% 0.28/0.47      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.28/0.47            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.28/0.47              = Xu ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(breln_type,type,
% 0.28/0.47      breln: $i > $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(breln,definition,
% 0.28/0.47      ( breln
% 0.28/0.47      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstr_type,type,
% 0.28/0.47      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrI_type,type,
% 0.28/0.47      dpsetconstrI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrI,definition,
% 0.28/0.47      ( dpsetconstrI
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( ( Xphi @ Xx @ Xy )
% 0.28/0.47                 => ( in @ ( kpair @ Xx @ Xy )
% 0.28/0.47                    @ ( dpsetconstr @ A @ B
% 0.28/0.47                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrSub_type,type,
% 0.28/0.47      dpsetconstrSub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrSub,definition,
% 0.28/0.47      ( dpsetconstrSub
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.28/0.47            ( subset
% 0.28/0.47            @ ( dpsetconstr @ A @ B
% 0.28/0.47              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 0.28/0.47            @ ( cartprod @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setOfPairsIsBReln_type,type,
% 0.28/0.47      setOfPairsIsBReln: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setOfPairsIsBReln,definition,
% 0.28/0.47      ( setOfPairsIsBReln
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.28/0.47            ( breln @ A @ B
% 0.28/0.47            @ ( dpsetconstr @ A @ B
% 0.28/0.47              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrERa_type,type,
% 0.28/0.47      dpsetconstrERa: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrERa,definition,
% 0.28/0.47      ( dpsetconstrERa
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( ( in @ ( kpair @ Xx @ Xy )
% 0.28/0.47                    @ ( dpsetconstr @ A @ B
% 0.28/0.47                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.28/0.47                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrEL1_type,type,
% 0.28/0.47      dpsetconstrEL1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrEL1,definition,
% 0.28/0.47      ( dpsetconstrEL1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ ( kpair @ Xx @ Xy )
% 0.28/0.47              @ ( dpsetconstr @ A @ B
% 0.28/0.47                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.28/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrEL2_type,type,
% 0.28/0.47      dpsetconstrEL2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrEL2,definition,
% 0.28/0.47      ( dpsetconstrEL2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ ( kpair @ Xx @ Xy )
% 0.28/0.47              @ ( dpsetconstr @ A @ B
% 0.28/0.47                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.28/0.47           => ( in @ Xy @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrER_type,type,
% 0.28/0.47      dpsetconstrER: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrER,definition,
% 0.28/0.47      ( dpsetconstrER
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ ( kpair @ Xx @ Xy )
% 0.28/0.47              @ ( dpsetconstr @ A @ B
% 0.28/0.47                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.28/0.47           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(func_type,type,
% 0.28/0.47      func: $i > $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcSet_type,type,
% 0.28/0.47      funcSet: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(funcImageSingleton_type,type,
% 0.28/0.47      funcImageSingleton: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcImageSingleton,definition,
% 0.28/0.47      ( funcImageSingleton
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( singleton
% 0.28/0.47                  @ ( dsetconstr @ B
% 0.28/0.47                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(apProp_type,type,
% 0.28/0.47      apProp: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(apProp,definition,
% 0.28/0.47      ( apProp
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in
% 0.28/0.47                  @ ( setunion
% 0.28/0.47                    @ ( dsetconstr @ B
% 0.28/0.47                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 0.28/0.47                  @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ap_type,type,
% 0.28/0.47      ap: $i > $i > $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(app_type,type,
% 0.28/0.47      app: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(app,definition,
% 0.28/0.47      ( app
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(infuncsetfunc_type,type,
% 0.28/0.47      infuncsetfunc: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(infuncsetfunc,definition,
% 0.28/0.47      ( infuncsetfunc
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.47           => ( func @ A @ B @ Xf ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(ap2p_type,type,
% 0.28/0.48      ap2p: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(ap2p,definition,
% 0.28/0.48      ( ap2p
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(funcinfuncset_type,type,
% 0.28/0.48      funcinfuncset: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(funcinfuncset,definition,
% 0.28/0.48      ( funcinfuncset
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( func @ A @ B @ Xf )
% 0.28/0.48           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(lamProp_type,type,
% 0.28/0.48      lamProp: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(lamProp,definition,
% 0.28/0.48      ( lamProp
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.48            ( ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.48           => ( func @ A @ B
% 0.28/0.48              @ ( dpsetconstr @ A @ B
% 0.28/0.48                @ ^ [Xx: $i,Xy: $i] :
% 0.28/0.48                    ( ( Xf @ Xx )
% 0.28/0.48                    = Xy ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(lam_type,type,
% 0.28/0.48      lam: $i > $i > ( $i > $i ) > $i ).
% 0.28/0.48  
% 0.28/0.48  thf(lamp_type,type,
% 0.28/0.48      lamp: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(lamp,definition,
% 0.28/0.48      ( lamp
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.48            ( ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.48           => ( func @ A @ B
% 0.28/0.48              @ ( lam @ A @ B
% 0.28/0.48                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(lam2p_type,type,
% 0.28/0.48      lam2p: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(lam2p,definition,
% 0.28/0.48      ( lam2p
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.48            ( ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.48           => ( in
% 0.28/0.48              @ ( lam @ A @ B
% 0.28/0.48                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.28/0.48              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(brelnall1_type,type,
% 0.28/0.48      brelnall1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(brelnall1,definition,
% 0.28/0.48      ( brelnall1
% 0.28/0.48      = ( ! [A: $i,B: $i,R: $i] :
% 0.28/0.48            ( ( breln @ A @ B @ R )
% 0.28/0.48           => ! [Xphi: $i > $o] :
% 0.28/0.48                ( ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ! [Xy: $i] :
% 0.28/0.48                        ( ( in @ Xy @ B )
% 0.28/0.48                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.28/0.48                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ R )
% 0.28/0.48                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(brelnall2_type,type,
% 0.28/0.48      brelnall2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(brelnall2,definition,
% 0.28/0.48      ( brelnall2
% 0.28/0.48      = ( ! [A: $i,B: $i,R: $i] :
% 0.28/0.48            ( ( breln @ A @ B @ R )
% 0.28/0.48           => ! [Xphi: $i > $o] :
% 0.28/0.48                ( ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ! [Xy: $i] :
% 0.28/0.48                        ( ( in @ Xy @ B )
% 0.28/0.48                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.28/0.48                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ R )
% 0.28/0.48                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(ex1E2_type,type,
% 0.28/0.48      ex1E2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(ex1E2,definition,
% 0.28/0.48      ( ex1E2
% 0.28/0.48      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.48            ( ( ex1 @ A
% 0.28/0.48              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ! [Xy: $i] :
% 0.28/0.48                    ( ( in @ Xy @ A )
% 0.28/0.48                   => ( ( Xphi @ Xx )
% 0.28/0.48                     => ( ( Xphi @ Xy )
% 0.28/0.48                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(funcGraphProp1_type,type,
% 0.28/0.48      funcGraphProp1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(funcGraphProp1,definition,
% 0.28/0.48      ( funcGraphProp1
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( func @ A @ B @ Xf )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(funcGraphProp3_type,type,
% 0.28/0.48      funcGraphProp3: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(funcGraphProp3,definition,
% 0.28/0.48      ( funcGraphProp3
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(funcGraphProp2_type,type,
% 0.28/0.48      funcGraphProp2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(funcGraphProp2,definition,
% 0.28/0.48      ( funcGraphProp2
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( func @ A @ B @ Xf )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ! [Xy: $i] :
% 0.28/0.48                    ( ( in @ Xy @ B )
% 0.28/0.48                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.28/0.48                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.48                        = Xy ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(funcextLem_type,type,
% 0.28/0.48      funcextLem: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(funcextLem,definition,
% 0.28/0.48      ( funcextLem
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( func @ A @ B @ Xf )
% 0.28/0.48           => ! [Xg: $i] :
% 0.28/0.48                ( ( func @ A @ B @ Xg )
% 0.28/0.48               => ( ! [Xx: $i] :
% 0.28/0.48                      ( ( in @ Xx @ A )
% 0.28/0.48                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.48                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.28/0.48                 => ! [Xx: $i] :
% 0.28/0.48                      ( ( in @ Xx @ A )
% 0.28/0.48                     => ! [Xy: $i] :
% 0.28/0.48                          ( ( in @ Xy @ B )
% 0.28/0.48                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 0.28/0.48                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(funcGraphProp4_type,type,
% 0.28/0.48      funcGraphProp4: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(funcGraphProp4,definition,
% 0.28/0.48      ( funcGraphProp4
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ! [Xy: $i] :
% 0.28/0.48                    ( ( in @ Xy @ B )
% 0.28/0.48                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.28/0.48                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.48                        = Xy ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(subbreln_type,type,
% 0.28/0.48      subbreln: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(subbreln,definition,
% 0.28/0.48      ( subbreln
% 0.28/0.48      = ( ! [A: $i,B: $i,R: $i] :
% 0.28/0.48            ( ( breln @ A @ B @ R )
% 0.28/0.48           => ! [S: $i] :
% 0.28/0.48                ( ( breln @ A @ B @ S )
% 0.28/0.48               => ( ! [Xx: $i] :
% 0.28/0.48                      ( ( in @ Xx @ A )
% 0.28/0.48                     => ! [Xy: $i] :
% 0.28/0.48                          ( ( in @ Xy @ B )
% 0.28/0.48                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.28/0.48                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.28/0.48                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(eqbreln_type,type,
% 0.28/0.48      eqbreln: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(eqbreln,definition,
% 0.28/0.48      ( eqbreln
% 0.28/0.48      = ( ! [A: $i,B: $i,R: $i] :
% 0.28/0.48            ( ( breln @ A @ B @ R )
% 0.28/0.48           => ! [S: $i] :
% 0.28/0.48                ( ( breln @ A @ B @ S )
% 0.28/0.48               => ( ! [Xx: $i] :
% 0.28/0.48                      ( ( in @ Xx @ A )
% 0.28/0.48                     => ! [Xy: $i] :
% 0.28/0.48                          ( ( in @ Xy @ B )
% 0.28/0.48                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.28/0.48                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.28/0.48                 => ( ! [Xx: $i] :
% 0.28/0.48                        ( ( in @ Xx @ A )
% 0.28/0.48                       => ! [Xy: $i] :
% 0.28/0.48                            ( ( in @ Xy @ B )
% 0.28/0.48                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 0.28/0.48                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 0.28/0.48                   => ( R = S ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(funcext_type,type,
% 0.28/0.48      funcext: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(funcext,definition,
% 0.28/0.48      ( funcext
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( func @ A @ B @ Xf )
% 0.28/0.48           => ! [Xg: $i] :
% 0.28/0.48                ( ( func @ A @ B @ Xg )
% 0.28/0.48               => ( ! [Xx: $i] :
% 0.28/0.48                      ( ( in @ Xx @ A )
% 0.28/0.48                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.48                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.28/0.48                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(funcext2_type,type,
% 0.28/0.48      funcext2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(funcext2,definition,
% 0.28/0.48      ( funcext2
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.48           => ! [Xg: $i] :
% 0.28/0.48                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 0.28/0.48               => ( ! [Xx: $i] :
% 0.28/0.48                      ( ( in @ Xx @ A )
% 0.28/0.48                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.48                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.28/0.48                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(ap2apEq1_type,type,
% 0.28/0.48      ap2apEq1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(ap2apEq1,definition,
% 0.28/0.48      ( ap2apEq1
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.48                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(ap2apEq2_type,type,
% 0.28/0.48      ap2apEq2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(ap2apEq2,definition,
% 0.28/0.48      ( ap2apEq2
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( func @ A @ B @ Xf )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.48                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(beta1_type,type,
% 0.28/0.48      beta1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(beta1,definition,
% 0.28/0.48      ( beta1
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.48            ( ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( ( ap @ A @ B
% 0.28/0.48                    @ ( lam @ A @ B
% 0.28/0.48                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.28/0.48                    @ Xx )
% 0.28/0.48                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(eta1_type,type,
% 0.28/0.48      eta1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(eta1,definition,
% 0.28/0.48      ( eta1
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( func @ A @ B @ Xf )
% 0.28/0.48           => ( ( lam @ A @ B
% 0.28/0.48                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.28/0.48              = Xf ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(lam2lamEq_type,type,
% 0.28/0.48      lam2lamEq: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(lam2lamEq,definition,
% 0.28/0.48      ( lam2lamEq
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.48            ( ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.48           => ( ( lam @ A @ B
% 0.28/0.48                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.28/0.48              = ( lam @ A @ B
% 0.28/0.48                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(beta2_type,type,
% 0.28/0.48      beta2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(beta2,definition,
% 0.28/0.48      ( beta2
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.48            ( ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( ( ap @ A @ B
% 0.28/0.48                    @ ( lam @ A @ B
% 0.28/0.48                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.28/0.48                    @ Xx )
% 0.28/0.48                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(eta2_type,type,
% 0.28/0.48      eta2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(eta2,definition,
% 0.28/0.48      ( eta2
% 0.28/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.48           => ( ( lam @ A @ B
% 0.28/0.48                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.28/0.48              = Xf ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(iffalseProp1_type,type,
% 0.28/0.48      iffalseProp1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(iffalseProp1,definition,
% 0.28/0.48      ( iffalseProp1
% 0.28/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.48            ( ( in @ Xx @ A )
% 0.28/0.48           => ! [Xy: $i] :
% 0.28/0.48                ( ( in @ Xy @ A )
% 0.28/0.48               => ( ~ Xphi
% 0.28/0.48                 => ( in @ Xy
% 0.28/0.48                    @ ( dsetconstr @ A
% 0.28/0.48                      @ ^ [Xz: $i] :
% 0.28/0.48                          ( ( Xphi
% 0.28/0.48                            & ( Xz = Xx ) )
% 0.28/0.48                          | ( ~ Xphi
% 0.28/0.48                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(iffalseProp2_type,type,
% 0.28/0.48      iffalseProp2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(iffalseProp2,definition,
% 0.28/0.48      ( iffalseProp2
% 0.28/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.48            ( ( in @ Xx @ A )
% 0.28/0.48           => ! [Xy: $i] :
% 0.28/0.48                ( ( in @ Xy @ A )
% 0.28/0.48               => ( ~ Xphi
% 0.28/0.48                 => ( ( dsetconstr @ A
% 0.28/0.48                      @ ^ [Xz: $i] :
% 0.28/0.48                          ( ( Xphi
% 0.28/0.48                            & ( Xz = Xx ) )
% 0.28/0.48                          | ( ~ Xphi
% 0.28/0.48                            & ( Xz = Xy ) ) ) )
% 0.28/0.48                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(iftrueProp1_type,type,
% 0.28/0.48      iftrueProp1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(iftrueProp1,definition,
% 0.28/0.48      ( iftrueProp1
% 0.28/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.48            ( ( in @ Xx @ A )
% 0.28/0.48           => ! [Xy: $i] :
% 0.28/0.48                ( ( in @ Xy @ A )
% 0.28/0.48               => ( Xphi
% 0.28/0.48                 => ( in @ Xx
% 0.28/0.48                    @ ( dsetconstr @ A
% 0.28/0.48                      @ ^ [Xz: $i] :
% 0.28/0.48                          ( ( Xphi
% 0.28/0.48                            & ( Xz = Xx ) )
% 0.28/0.48                          | ( ~ Xphi
% 0.28/0.48                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(iftrueProp2_type,type,
% 0.28/0.48      iftrueProp2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(iftrueProp2,definition,
% 0.28/0.48      ( iftrueProp2
% 0.28/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.48            ( ( in @ Xx @ A )
% 0.28/0.48           => ! [Xy: $i] :
% 0.28/0.48                ( ( in @ Xy @ A )
% 0.28/0.48               => ( Xphi
% 0.28/0.48                 => ( ( dsetconstr @ A
% 0.28/0.48                      @ ^ [Xz: $i] :
% 0.28/0.48                          ( ( Xphi
% 0.28/0.48                            & ( Xz = Xx ) )
% 0.28/0.48                          | ( ~ Xphi
% 0.28/0.48                            & ( Xz = Xy ) ) ) )
% 0.28/0.48                    = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(ifSingleton_type,type,
% 0.28/0.48      ifSingleton: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(ifSingleton,definition,
% 0.28/0.48      ( ifSingleton
% 0.28/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.48            ( ( in @ Xx @ A )
% 0.28/0.48           => ! [Xy: $i] :
% 0.28/0.48                ( ( in @ Xy @ A )
% 0.28/0.48               => ( singleton
% 0.28/0.48                  @ ( dsetconstr @ A
% 0.28/0.48                    @ ^ [Xz: $i] :
% 0.28/0.48                        ( ( Xphi
% 0.28/0.48                          & ( Xz = Xx ) )
% 0.28/0.48                        | ( ~ Xphi
% 0.28/0.48                          & ( Xz = Xy ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(if_type,type,
% 0.28/0.48      if: $i > $o > $i > $i > $i ).
% 0.28/0.48  
% 0.28/0.48  thf(ifp_type,type,
% 0.28/0.48      ifp: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(ifp,definition,
% 0.28/0.48      ( ifp
% 0.28/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.48            ( ( in @ Xx @ A )
% 0.28/0.48           => ! [Xy: $i] :
% 0.28/0.48                ( ( in @ Xy @ A )
% 0.28/0.48               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ A ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(theeq_type,type,
% 0.28/0.48      theeq: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(theeq,definition,
% 0.28/0.48      ( theeq
% 0.28/0.48      = ( ! [X: $i] :
% 0.28/0.48            ( ( singleton @ X )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ X )
% 0.28/0.48               => ( ( setunion @ X )
% 0.28/0.48                  = Xx ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(iftrue_type,type,
% 0.28/0.48      iftrue: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(iftrue,definition,
% 0.28/0.48      ( iftrue
% 0.28/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.48            ( ( in @ Xx @ A )
% 0.28/0.48           => ! [Xy: $i] :
% 0.28/0.48                ( ( in @ Xy @ A )
% 0.28/0.48               => ( Xphi
% 0.28/0.48                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 0.28/0.48                    = Xx ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(iffalse_type,type,
% 0.28/0.48      iffalse: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(iffalse,definition,
% 0.28/0.48      ( iffalse
% 0.28/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.48            ( ( in @ Xx @ A )
% 0.28/0.48           => ! [Xy: $i] :
% 0.28/0.48                ( ( in @ Xy @ A )
% 0.28/0.48               => ( ~ Xphi
% 0.28/0.48                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 0.28/0.48                    = Xy ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(iftrueorfalse_type,type,
% 0.28/0.48      iftrueorfalse: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(iftrueorfalse,definition,
% 0.28/0.48      ( iftrueorfalse
% 0.28/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.48            ( ( in @ Xx @ A )
% 0.28/0.48           => ! [Xy: $i] :
% 0.28/0.48                ( ( in @ Xy @ A )
% 0.28/0.48               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(binintersectT_lem_type,type,
% 0.28/0.48      binintersectT_lem: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(binintersectT_lem,definition,
% 0.28/0.48      ( binintersectT_lem
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(binunionT_lem_type,type,
% 0.28/0.48      binunionT_lem: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(binunionT_lem,definition,
% 0.28/0.48      ( binunionT_lem
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( in @ ( binunion @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(powersetT_lem_type,type,
% 0.28/0.48      powersetT_lem: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(powersetT_lem,definition,
% 0.28/0.48      ( powersetT_lem
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ( in @ ( powerset @ X ) @ ( powerset @ ( powerset @ A ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(setminusT_lem_type,type,
% 0.28/0.48      setminusT_lem: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(setminusT_lem,definition,
% 0.28/0.48      ( setminusT_lem
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( in @ ( setminus @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(complementT_lem_type,type,
% 0.28/0.48      complementT_lem: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(complementT_lem,definition,
% 0.28/0.48      ( complementT_lem
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ( in @ ( setminus @ A @ X ) @ ( powerset @ A ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(setextT_type,type,
% 0.28/0.48      setextT: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(setextT,definition,
% 0.28/0.48      ( setextT
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( ! [Xx: $i] :
% 0.28/0.48                      ( ( in @ Xx @ A )
% 0.28/0.48                     => ( ( in @ Xx @ X )
% 0.28/0.48                       => ( in @ Xx @ Y ) ) )
% 0.28/0.48                 => ( ! [Xx: $i] :
% 0.28/0.48                        ( ( in @ Xx @ A )
% 0.28/0.48                       => ( ( in @ Xx @ Y )
% 0.28/0.48                         => ( in @ Xx @ X ) ) )
% 0.28/0.48                   => ( X = Y ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(subsetTI_type,type,
% 0.28/0.48      subsetTI: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(subsetTI,definition,
% 0.28/0.48      ( subsetTI
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( ! [Xx: $i] :
% 0.28/0.48                      ( ( in @ Xx @ A )
% 0.28/0.48                     => ( ( in @ Xx @ X )
% 0.28/0.48                       => ( in @ Xx @ Y ) ) )
% 0.28/0.48                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(powersetTI1_type,type,
% 0.28/0.48      powersetTI1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(powersetTI1,definition,
% 0.28/0.48      ( powersetTI1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( ! [Xx: $i] :
% 0.28/0.48                      ( ( in @ Xx @ A )
% 0.28/0.48                     => ( ( in @ Xx @ X )
% 0.28/0.48                       => ( in @ Xx @ Y ) ) )
% 0.28/0.48                 => ( in @ X @ ( powerset @ Y ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(powersetTE1_type,type,
% 0.28/0.48      powersetTE1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(powersetTE1,definition,
% 0.28/0.48      ( powersetTE1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ X @ ( powerset @ Y ) )
% 0.28/0.48                     => ( ( in @ Xx @ X )
% 0.28/0.48                       => ( in @ Xx @ Y ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(complementTI1_type,type,
% 0.28/0.48      complementTI1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(complementTI1,definition,
% 0.28/0.48      ( complementTI1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( ( in @ Xx @ X )
% 0.28/0.48                 => ~ ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(complementTE1_type,type,
% 0.28/0.48      complementTE1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(complementTE1,definition,
% 0.28/0.48      ( complementTE1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( ~ ( in @ Xx @ ( setminus @ A @ X ) )
% 0.28/0.48                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(binintersectTELcontra_type,type,
% 0.28/0.48      binintersectTELcontra: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(binintersectTELcontra,definition,
% 0.28/0.48      ( binintersectTELcontra
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ~ ( in @ Xx @ X )
% 0.28/0.48                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(binintersectTERcontra_type,type,
% 0.28/0.48      binintersectTERcontra: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(binintersectTERcontra,definition,
% 0.28/0.48      ( binintersectTERcontra
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ~ ( in @ Xx @ Y )
% 0.28/0.48                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(contrasubsetT_type,type,
% 0.28/0.48      contrasubsetT: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(contrasubsetT,definition,
% 0.28/0.48      ( contrasubsetT
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.28/0.48                     => ( ( in @ Xx @ Y )
% 0.28/0.48                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(contrasubsetT1_type,type,
% 0.28/0.48      contrasubsetT1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(contrasubsetT1,definition,
% 0.28/0.48      ( contrasubsetT1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( subset @ X @ Y )
% 0.28/0.48                     => ( ~ ( in @ Xx @ Y )
% 0.28/0.48                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(contrasubsetT2_type,type,
% 0.28/0.48      contrasubsetT2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(contrasubsetT2,definition,
% 0.28/0.48      ( contrasubsetT2
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( ( subset @ X @ Y )
% 0.28/0.48                 => ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(contrasubsetT3_type,type,
% 0.28/0.48      contrasubsetT3: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(contrasubsetT3,definition,
% 0.28/0.48      ( contrasubsetT3
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) )
% 0.28/0.48                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(doubleComplementI1_type,type,
% 0.28/0.48      doubleComplementI1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(doubleComplementI1,definition,
% 0.28/0.48      ( doubleComplementI1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( ( in @ Xx @ X )
% 0.28/0.48                 => ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(doubleComplementE1_type,type,
% 0.28/0.48      doubleComplementE1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(doubleComplementE1,definition,
% 0.28/0.48      ( doubleComplementE1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Xx: $i] :
% 0.28/0.48                ( ( in @ Xx @ A )
% 0.28/0.48               => ( ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) )
% 0.28/0.48                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(doubleComplementSub1_type,type,
% 0.28/0.48      doubleComplementSub1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(doubleComplementSub1,definition,
% 0.28/0.48      ( doubleComplementSub1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ( subset @ X @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(doubleComplementSub2_type,type,
% 0.28/0.48      doubleComplementSub2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(doubleComplementSub2,definition,
% 0.28/0.48      ( doubleComplementSub2
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ( subset @ ( setminus @ A @ ( setminus @ A @ X ) ) @ X ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(doubleComplementEq_type,type,
% 0.28/0.48      doubleComplementEq: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(doubleComplementEq,definition,
% 0.28/0.48      ( doubleComplementEq
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ( X
% 0.28/0.48              = ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(complementTnotintersectT_type,type,
% 0.28/0.48      complementTnotintersectT: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(complementTnotintersectT,definition,
% 0.28/0.48      ( complementTnotintersectT
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.28/0.48                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(complementImpComplementIntersect_type,type,
% 0.28/0.48      complementImpComplementIntersect: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(complementImpComplementIntersect,definition,
% 0.28/0.48      ( complementImpComplementIntersect
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.28/0.48                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(complementSubsetComplementIntersect_type,type,
% 0.28/0.48      complementSubsetComplementIntersect: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(complementSubsetComplementIntersect,definition,
% 0.28/0.48      ( complementSubsetComplementIntersect
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( subset @ ( setminus @ A @ X ) @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(complementInPowersetComplementIntersect_type,type,
% 0.28/0.48      complementInPowersetComplementIntersect: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(complementInPowersetComplementIntersect,definition,
% 0.28/0.48      ( complementInPowersetComplementIntersect
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(contraSubsetComplement_type,type,
% 0.28/0.48      contraSubsetComplement: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(contraSubsetComplement,definition,
% 0.28/0.48      ( contraSubsetComplement
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.28/0.48                 => ! [Xx: $i] :
% 0.28/0.48                      ( ( in @ Xx @ A )
% 0.28/0.48                     => ( ( in @ Xx @ Y )
% 0.28/0.48                       => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(complementTcontraSubset_type,type,
% 0.28/0.48      complementTcontraSubset: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(complementTcontraSubset,definition,
% 0.28/0.48      ( complementTcontraSubset
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.28/0.48                 => ( subset @ Y @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(binunionTILcontra_type,type,
% 0.28/0.48      binunionTILcontra: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(binunionTILcontra,definition,
% 0.28/0.48      ( binunionTILcontra
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 0.28/0.48                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(binunionTIRcontra_type,type,
% 0.28/0.48      binunionTIRcontra: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(binunionTIRcontra,definition,
% 0.28/0.48      ( binunionTIRcontra
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 0.28/0.48                     => ~ ( in @ Xx @ Y ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(inIntersectImpInUnion_type,type,
% 0.28/0.48      inIntersectImpInUnion: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(inIntersectImpInUnion,definition,
% 0.28/0.48      ( inIntersectImpInUnion
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Z: $i] :
% 0.28/0.48                    ( ( in @ Z @ ( powerset @ A ) )
% 0.28/0.48                   => ! [Xx: $i] :
% 0.28/0.48                        ( ( in @ Xx @ A )
% 0.28/0.48                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 0.28/0.48                         => ( in @ Xx @ ( binunion @ X @ Z ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(inIntersectImpInUnion2_type,type,
% 0.28/0.48      inIntersectImpInUnion2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(inIntersectImpInUnion2,definition,
% 0.28/0.48      ( inIntersectImpInUnion2
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Z: $i] :
% 0.28/0.48                    ( ( in @ Z @ ( powerset @ A ) )
% 0.28/0.48                   => ! [Xx: $i] :
% 0.28/0.48                        ( ( in @ Xx @ A )
% 0.28/0.48                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 0.28/0.48                         => ( in @ Xx @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(inIntersectImpInIntersectUnions_type,type,
% 0.28/0.48      inIntersectImpInIntersectUnions: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(inIntersectImpInIntersectUnions,definition,
% 0.28/0.48      ( inIntersectImpInIntersectUnions
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Z: $i] :
% 0.28/0.48                    ( ( in @ Z @ ( powerset @ A ) )
% 0.28/0.48                   => ! [Xx: $i] :
% 0.28/0.48                        ( ( in @ Xx @ A )
% 0.28/0.48                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 0.28/0.48                         => ( in @ Xx @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(intersectInPowersetIntersectUnions_type,type,
% 0.28/0.48      intersectInPowersetIntersectUnions: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(intersectInPowersetIntersectUnions,definition,
% 0.28/0.48      ( intersectInPowersetIntersectUnions
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Z: $i] :
% 0.28/0.48                    ( ( in @ Z @ ( powerset @ A ) )
% 0.28/0.48                   => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(inComplementUnionImpNotIn1_type,type,
% 0.28/0.48      inComplementUnionImpNotIn1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(inComplementUnionImpNotIn1,definition,
% 0.28/0.48      ( inComplementUnionImpNotIn1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 0.28/0.48                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(inComplementUnionImpInComplement1_type,type,
% 0.28/0.48      inComplementUnionImpInComplement1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(inComplementUnionImpInComplement1,definition,
% 0.28/0.48      ( inComplementUnionImpInComplement1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 0.28/0.48                     => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(binunionTE_type,type,
% 0.28/0.48      binunionTE: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(binunionTE,definition,
% 0.28/0.48      ( binunionTE
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xphi: $o,Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( binunion @ X @ Y ) )
% 0.28/0.48                     => ( ( ( in @ Xx @ X )
% 0.28/0.48                         => Xphi )
% 0.28/0.48                       => ( ( ( in @ Xx @ Y )
% 0.28/0.48                           => Xphi )
% 0.28/0.48                         => Xphi ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(binunionTEcontra_type,type,
% 0.28/0.48      binunionTEcontra: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(binunionTEcontra,definition,
% 0.28/0.48      ( binunionTEcontra
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ~ ( in @ Xx @ X )
% 0.28/0.48                     => ( ~ ( in @ Xx @ Y )
% 0.28/0.48                       => ~ ( in @ Xx @ ( binunion @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2a1_type,type,
% 0.28/0.48      demorgan2a1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2a1,definition,
% 0.28/0.48      ( demorgan2a1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 0.28/0.48                     => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(complementUnionInPowersetComplement_type,type,
% 0.28/0.48      complementUnionInPowersetComplement: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(complementUnionInPowersetComplement,definition,
% 0.28/0.48      ( complementUnionInPowersetComplement
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( in @ ( setminus @ A @ ( binunion @ X @ Y ) ) @ ( powerset @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2a2_type,type,
% 0.28/0.48      demorgan2a2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2a2,definition,
% 0.28/0.48      ( demorgan2a2
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 0.28/0.48                     => ( in @ Xx @ ( setminus @ A @ Y ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan1a_type,type,
% 0.28/0.48      demorgan1a: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan1a,definition,
% 0.28/0.48      ( demorgan1a
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) )
% 0.28/0.48                     => ( in @ Xx @ ( binunion @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan1b_type,type,
% 0.28/0.48      demorgan1b: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan1b,definition,
% 0.28/0.48      ( demorgan1b
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( binunion @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) )
% 0.28/0.48                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan1_type,type,
% 0.28/0.48      demorgan1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan1,definition,
% 0.28/0.48      ( demorgan1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( ( setminus @ A @ ( binintersect @ X @ Y ) )
% 0.28/0.48                  = ( binunion @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2a_type,type,
% 0.28/0.48      demorgan2a: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2a,definition,
% 0.28/0.48      ( demorgan2a
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 0.28/0.48                     => ( in @ Xx @ ( binintersect @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2b2_type,type,
% 0.28/0.48      demorgan2b2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2b2,definition,
% 0.28/0.48      ( demorgan2b2
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.28/0.48                     => ( ( in @ Xx @ ( setminus @ A @ Y ) )
% 0.28/0.48                       => ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2b_type,type,
% 0.28/0.48      demorgan2b: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2b,definition,
% 0.28/0.48      ( demorgan2b
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ A )
% 0.28/0.48                   => ( ( in @ Xx @ ( binintersect @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) )
% 0.28/0.48                     => ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2_type,type,
% 0.28/0.48      demorgan2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(demorgan2,definition,
% 0.28/0.48      ( demorgan2
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ( ( setminus @ A @ ( binunion @ X @ Y ) )
% 0.28/0.48                  = ( binintersect @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(woz13rule0_type,type,
% 0.28/0.48      woz13rule0: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(woz13rule0,definition,
% 0.28/0.48      ( woz13rule0
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Xx: $i] :
% 0.28/0.48                    ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 0.28/0.48                   => ( in @ Xx @ A ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(woz13rule1_type,type,
% 0.28/0.48      woz13rule1: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(woz13rule1,definition,
% 0.28/0.48      ( woz13rule1
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Z: $i] :
% 0.28/0.48                    ( ( in @ Z @ ( powerset @ A ) )
% 0.28/0.48                   => ( ( subset @ X @ Z )
% 0.28/0.48                     => ( subset @ ( binintersect @ X @ Y ) @ Z ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(woz13rule2_type,type,
% 0.28/0.48      woz13rule2: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(woz13rule2,definition,
% 0.28/0.48      ( woz13rule2
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Z: $i] :
% 0.28/0.48                    ( ( in @ Z @ ( powerset @ A ) )
% 0.28/0.48                   => ( ( subset @ Y @ Z )
% 0.28/0.48                     => ( subset @ ( binintersect @ X @ Y ) @ Z ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(woz13rule3_type,type,
% 0.28/0.48      woz13rule3: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(woz13rule3,definition,
% 0.28/0.48      ( woz13rule3
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Z: $i] :
% 0.28/0.48                    ( ( in @ Z @ ( powerset @ A ) )
% 0.28/0.48                   => ( ( subset @ X @ Y )
% 0.28/0.48                     => ( ( subset @ X @ Z )
% 0.28/0.48                       => ( subset @ X @ ( binintersect @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(woz13rule4_type,type,
% 0.28/0.48      woz13rule4: $o ).
% 0.28/0.48  
% 0.28/0.48  thf(woz13rule4,definition,
% 0.28/0.48      ( woz13rule4
% 0.28/0.48      = ( ! [A: $i,X: $i] :
% 0.28/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48           => ! [Y: $i] :
% 0.28/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48               => ! [Z: $i] :
% 0.28/0.48                    ( ( in @ Z @ ( powerset @ A ) )
% 0.28/0.48                   => ! [W: $i] :
% 0.28/0.48                        ( ( in @ W @ ( powerset @ A ) )
% 0.28/0.48                       => ( ( subset @ X @ Z )
% 0.28/0.48                         => ( ( subset @ Y @ W )
% 0.28/0.48                           => ( subset @ ( binintersect @ X @ Y ) @ ( binintersect @ Z @ W ) ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  thf(woz1_1,conjecture,
% 0.28/0.48      ( setextAx
% 0.28/0.48     => ( emptysetAx
% 0.28/0.48       => ( setadjoinAx
% 0.28/0.48         => ( powersetAx
% 0.28/0.48           => ( setunionAx
% 0.28/0.48             => ( omega0Ax
% 0.28/0.48               => ( omegaSAx
% 0.28/0.48                 => ( omegaIndAx
% 0.28/0.48                   => ( replAx
% 0.28/0.48                     => ( foundationAx
% 0.28/0.48                       => ( wellorderingAx
% 0.28/0.48                         => ( descrp
% 0.28/0.48                           => ( dsetconstrI
% 0.28/0.48                             => ( dsetconstrEL
% 0.28/0.48                               => ( dsetconstrER
% 0.28/0.48                                 => ( exuE1
% 0.28/0.48                                   => ( prop2setE
% 0.28/0.48                                     => ( emptysetE
% 0.28/0.48                                       => ( emptysetimpfalse
% 0.28/0.48                                         => ( notinemptyset
% 0.28/0.48                                           => ( exuE3e
% 0.28/0.48                                             => ( setext
% 0.28/0.48                                               => ( emptyI
% 0.28/0.48                                                 => ( noeltsimpempty
% 0.28/0.48                                                   => ( setbeta
% 0.28/0.48                                                     => ( nonemptyE1
% 0.28/0.48                                                       => ( nonemptyI
% 0.28/0.48                                                         => ( nonemptyI1
% 0.28/0.48                                                           => ( setadjoinIL
% 0.28/0.48                                                             => ( emptyinunitempty
% 0.28/0.48                                                               => ( setadjoinIR
% 0.28/0.48                                                                 => ( setadjoinE
% 0.28/0.48                                                                   => ( setadjoinOr
% 0.28/0.48                                                                     => ( setoftrueEq
% 0.28/0.48                                                                       => ( powersetI
% 0.28/0.48                                                                         => ( emptyinPowerset
% 0.28/0.48                                                                           => ( emptyInPowerset
% 0.28/0.48                                                                             => ( powersetE
% 0.28/0.48                                                                               => ( setunionI
% 0.28/0.48                                                                                 => ( setunionE
% 0.28/0.48                                                                                   => ( subPowSU
% 0.28/0.48                                                                                     => ( exuE2
% 0.28/0.48                                                                                       => ( nonemptyImpWitness
% 0.28/0.48                                                                                         => ( uniqinunit
% 0.28/0.48                                                                                           => ( notinsingleton
% 0.28/0.48                                                                                             => ( eqinunit
% 0.28/0.48                                                                                               => ( singletonsswitch
% 0.28/0.48                                                                                                 => ( upairsetE
% 0.28/0.48                                                                                                   => ( upairsetIL
% 0.28/0.48                                                                                                     => ( upairsetIR
% 0.28/0.48                                                                                                       => ( emptyE1
% 0.28/0.48                                                                                                         => ( vacuousDall
% 0.28/0.48                                                                                                           => ( quantDeMorgan1
% 0.28/0.48                                                                                                             => ( quantDeMorgan2
% 0.28/0.48                                                                                                               => ( quantDeMorgan3
% 0.28/0.48                                                                                                                 => ( quantDeMorgan4
% 0.28/0.48                                                                                                                   => ( prop2setI
% 0.28/0.48                                                                                                                     => ( prop2set2propI
% 0.28/0.48                                                                                                                       => ( notdexE
% 0.28/0.48                                                                                                                         => ( notdallE
% 0.28/0.48                                                                                                                           => ( exuI1
% 0.28/0.48                                                                                                                             => ( exuI3
% 0.28/0.48                                                                                                                               => ( exuI2
% 0.28/0.48                                                                                                                                 => ( inCongP
% 0.28/0.48                                                                                                                                   => ( in__Cong
% 0.28/0.48                                                                                                                                     => ( exuE3u
% 0.28/0.48                                                                                                                                       => ( exu__Cong
% 0.28/0.48                                                                                                                                         => ( emptyset__Cong
% 0.28/0.48                                                                                                                                           => ( setadjoin__Cong
% 0.28/0.48                                                                                                                                             => ( powerset__Cong
% 0.28/0.48                                                                                                                                               => ( setunion__Cong
% 0.28/0.48                                                                                                                                                 => ( omega__Cong
% 0.28/0.48                                                                                                                                                   => ( exuEu
% 0.28/0.48                                                                                                                                                     => ( descr__Cong
% 0.28/0.48                                                                                                                                                       => ( dsetconstr__Cong
% 0.28/0.48                                                                                                                                                         => ( subsetI1
% 0.28/0.48                                                                                                                                                           => ( eqimpsubset2
% 0.28/0.48                                                                                                                                                             => ( eqimpsubset1
% 0.28/0.48                                                                                                                                                               => ( subsetI2
% 0.28/0.48                                                                                                                                                                 => ( emptysetsubset
% 0.28/0.48                                                                                                                                                                   => ( subsetE
% 0.28/0.48                                                                                                                                                                     => ( subsetE2
% 0.28/0.48                                                                                                                                                                       => ( notsubsetI
% 0.28/0.48                                                                                                                                                                         => ( notequalI1
% 0.28/0.48                                                                                                                                                                           => ( notequalI2
% 0.28/0.48                                                                                                                                                                             => ( subsetRefl
% 0.28/0.48                                                                                                                                                                               => ( subsetTrans
% 0.28/0.48                                                                                                                                                                                 => ( setadjoinSub
% 0.28/0.48                                                                                                                                                                                   => ( setadjoinSub2
% 0.28/0.48                                                                                                                                                                                     => ( subset2powerset
% 0.28/0.48                                                                                                                                                                                       => ( setextsub
% 0.28/0.48                                                                                                                                                                                         => ( subsetemptysetimpeq
% 0.28/0.48                                                                                                                                                                                           => ( powersetI1
% 0.28/0.48                                                                                                                                                                                             => ( powersetE1
% 0.28/0.48                                                                                                                                                                                               => ( inPowerset
% 0.28/0.48                                                                                                                                                                                                 => ( powersetsubset
% 0.28/0.48                                                                                                                                                                                                   => ( sepInPowerset
% 0.28/0.48                                                                                                                                                                                                     => ( sepSubset
% 0.28/0.48                                                                                                                                                                                                       => ( binunionIL
% 0.28/0.48                                                                                                                                                                                                         => ( upairset2IR
% 0.28/0.48                                                                                                                                                                                                           => ( binunionIR
% 0.28/0.48                                                                                                                                                                                                             => ( binunionEcases
% 0.28/0.48                                                                                                                                                                                                               => ( binunionE
% 0.28/0.48                                                                                                                                                                                                                 => ( binunionLsub
% 0.28/0.48                                                                                                                                                                                                                   => ( binunionRsub
% 0.28/0.48                                                                                                                                                                                                                     => ( binintersectI
% 0.28/0.48                                                                                                                                                                                                                       => ( binintersectSubset5
% 0.28/0.48                                                                                                                                                                                                                         => ( binintersectEL
% 0.28/0.48                                                                                                                                                                                                                           => ( binintersectLsub
% 0.28/0.48                                                                                                                                                                                                                             => ( binintersectSubset2
% 0.28/0.48                                                                                                                                                                                                                               => ( binintersectSubset3
% 0.28/0.48                                                                                                                                                                                                                                 => ( binintersectER
% 0.28/0.48                                                                                                                                                                                                                                   => ( disjointsetsI1
% 0.28/0.48                                                                                                                                                                                                                                     => ( binintersectRsub
% 0.28/0.48                                                                                                                                                                                                                                       => ( binintersectSubset4
% 0.28/0.48                                                                                                                                                                                                                                         => ( binintersectSubset1
% 0.28/0.48                                                                                                                                                                                                                                           => ( bs114d
% 0.28/0.48                                                                                                                                                                                                                                             => ( setminusI
% 0.28/0.48                                                                                                                                                                                                                                               => ( setminusEL
% 0.28/0.48                                                                                                                                                                                                                                                 => ( setminusER
% 0.28/0.48                                                                                                                                                                                                                                                   => ( setminusSubset2
% 0.28/0.48                                                                                                                                                                                                                                                     => ( setminusERneg
% 0.28/0.48                                                                                                                                                                                                                                                       => ( setminusELneg
% 0.28/0.48                                                                                                                                                                                                                                                         => ( setminusILneg
% 0.28/0.48                                                                                                                                                                                                                                                           => ( setminusIRneg
% 0.28/0.48                                                                                                                                                                                                                                                             => ( setminusLsub
% 0.28/0.48                                                                                                                                                                                                                                                               => ( setminusSubset1
% 0.28/0.48                                                                                                                                                                                                                                                                 => ( symdiffE
% 0.28/0.48                                                                                                                                                                                                                                                                   => ( symdiffI1
% 0.28/0.48                                                                                                                                                                                                                                                                     => ( symdiffI2
% 0.28/0.48                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 0.28/0.48                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 0.28/0.48                                                                                                                                                                                                                                                                           => ( secondinupair
% 0.28/0.48                                                                                                                                                                                                                                                                             => ( setukpairIL
% 0.28/0.48                                                                                                                                                                                                                                                                               => ( setukpairIR
% 0.28/0.48                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 0.28/0.48                                                                                                                                                                                                                                                                                   => ( kpairp
% 0.28/0.48                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 0.28/0.48                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 0.28/0.48                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 0.28/0.48                                                                                                                                                                                                                                                                                           => ( upairset2E
% 0.28/0.48                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 0.28/0.48                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 0.28/0.48                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 0.28/0.48                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 0.28/0.48                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 0.28/0.48                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 0.28/0.48                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 0.28/0.48                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 0.28/0.48                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 0.28/0.48                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 0.28/0.48                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 0.28/0.48                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 0.28/0.48                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( inComplementUnionImpInComplement1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTE
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTEcontra
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( demorgan2a1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementUnionInPowersetComplement
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( demorgan2a2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( demorgan1a
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( demorgan1b
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( demorgan1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( demorgan2a
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( demorgan2b2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( demorgan2b
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( demorgan2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( woz13rule0
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( woz13rule1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( woz13rule2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( woz13rule3
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( woz13rule4
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [A: $i,X: $i] :
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( in @ X @ ( powerset @ A ) )
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [Y: $i] :
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ Y @ ( powerset @ A ) )
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  %------------------------------------------------------------------------------
% 0.28/0.48  ------------------------
% 3.02/1.68  ---- Embedded in THF ---
% 3.02/1.68  %%% This output was generated by embedproblem, version 1.9.5 (library version 1.9).
% 3.02/1.68  %%% Generated on Tue Feb 24 12:33:09 EST 2026
% 3.02/1.68  %%% using '$$dhol' embedding, version 1.3.0.
% 3.02/1.68  %%% Logic specification used:
% 3.02/1.68  %%% thf(spec, logic, $$dhol).
% 3.02/1.68  
% 3.02/1.68  % SZS output start ListOfTHF for /export/starexec/sandbox/tmp/tmp.JeOFxtzHX1/DTF2DTF10097.p
% See solution above
% 3.02/1.68  ------------------------
% 3.28/1.73  ---- Cleaned THF ---
% 3.28/1.74  thf(in_type,type,
% 3.28/1.74      in: $i > $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exu_type,type,
% 3.28/1.74      exu: ( $i > $o ) > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exu,definition,
% 3.28/1.74      ( exu
% 3.28/1.74      = ( ^ [Xphi: $i > $o] :
% 3.28/1.74          ? [Xx: $i] :
% 3.28/1.74            ( ( Xphi @ Xx )
% 3.28/1.74            & ! [Xy: $i] :
% 3.28/1.74                ( ( Xphi @ Xy )
% 3.28/1.74               => ( Xx = Xy ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setextAx_type,type,
% 3.28/1.74      setextAx: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setextAx,definition,
% 3.28/1.74      ( setextAx
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74              <=> ( in @ Xx @ B ) )
% 3.28/1.74           => ( A = B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyset_type,type,
% 3.28/1.74      emptyset: $i ).
% 3.28/1.74  
% 3.28/1.74  thf(emptysetAx_type,type,
% 3.28/1.74      emptysetAx: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(emptysetAx,definition,
% 3.28/1.74      ( emptysetAx
% 3.28/1.74      = ( ! [Xx: $i] :
% 3.28/1.74            ~ ( in @ Xx @ emptyset ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoin_type,type,
% 3.28/1.74      setadjoin: $i > $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinAx_type,type,
% 3.28/1.74      setadjoinAx: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinAx,definition,
% 3.28/1.74      ( setadjoinAx
% 3.28/1.74      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 3.28/1.74          <=> ( ( Xy = Xx )
% 3.28/1.74              | ( in @ Xy @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(powerset_type,type,
% 3.28/1.74      powerset: $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetAx_type,type,
% 3.28/1.74      powersetAx: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetAx,definition,
% 3.28/1.74      ( powersetAx
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( in @ B @ ( powerset @ A ) )
% 3.28/1.74          <=> ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ B )
% 3.28/1.74               => ( in @ Xx @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setunion_type,type,
% 3.28/1.74      setunion: $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionAx_type,type,
% 3.28/1.74      setunionAx: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionAx,definition,
% 3.28/1.74      ( setunionAx
% 3.28/1.74      = ( ! [A: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( setunion @ A ) )
% 3.28/1.74          <=> ? [B: $i] :
% 3.28/1.74                ( ( in @ Xx @ B )
% 3.28/1.74                & ( in @ B @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(omega_type,type,
% 3.28/1.74      omega: $i ).
% 3.28/1.74  
% 3.28/1.74  thf(omega0Ax_type,type,
% 3.28/1.74      omega0Ax: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(omega0Ax,definition,
% 3.28/1.74      ( omega0Ax
% 3.28/1.74      = ( in @ emptyset @ omega ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(omegaSAx_type,type,
% 3.28/1.74      omegaSAx: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(omegaSAx,definition,
% 3.28/1.74      ( omegaSAx
% 3.28/1.74      = ( ! [Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ omega )
% 3.28/1.74           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(omegaIndAx_type,type,
% 3.28/1.74      omegaIndAx: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(omegaIndAx,definition,
% 3.28/1.74      ( omegaIndAx
% 3.28/1.74      = ( ! [A: $i] :
% 3.28/1.74            ( ( ( in @ emptyset @ A )
% 3.28/1.74              & ! [Xx: $i] :
% 3.28/1.74                  ( ( ( in @ Xx @ omega )
% 3.28/1.74                    & ( in @ Xx @ A ) )
% 3.28/1.74                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ omega )
% 3.28/1.74               => ( in @ Xx @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(replAx_type,type,
% 3.28/1.74      replAx: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(replAx,definition,
% 3.28/1.74      ( replAx
% 3.28/1.74      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( exu
% 3.28/1.74                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 3.28/1.74           => ? [B: $i] :
% 3.28/1.74              ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ B )
% 3.28/1.74              <=> ? [Xy: $i] :
% 3.28/1.74                    ( ( in @ Xy @ A )
% 3.28/1.74                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(foundationAx_type,type,
% 3.28/1.74      foundationAx: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(foundationAx,definition,
% 3.28/1.74      ( foundationAx
% 3.28/1.74      = ( ! [A: $i] :
% 3.28/1.74            ( ? [Xx: $i] : ( in @ Xx @ A )
% 3.28/1.74           => ? [B: $i] :
% 3.28/1.74                ( ( in @ B @ A )
% 3.28/1.74                & ~ ? [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ B )
% 3.28/1.74                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(wellorderingAx_type,type,
% 3.28/1.74      wellorderingAx: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(wellorderingAx,definition,
% 3.28/1.74      ( wellorderingAx
% 3.28/1.74      = ( ! [A: $i] :
% 3.28/1.74          ? [B: $i] :
% 3.28/1.74            ( ! [C: $i] :
% 3.28/1.74                ( ( in @ C @ B )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ C )
% 3.28/1.74                   => ( in @ Xx @ A ) ) )
% 3.28/1.74            & ! [Xx: $i,Xy: $i] :
% 3.28/1.74                ( ( ( in @ Xx @ A )
% 3.28/1.74                  & ( in @ Xy @ A ) )
% 3.28/1.74               => ( ! [C: $i] :
% 3.28/1.74                      ( ( in @ C @ B )
% 3.28/1.74                     => ( ( in @ Xx @ C )
% 3.28/1.74                      <=> ( in @ Xy @ C ) ) )
% 3.28/1.74                 => ( Xx = Xy ) ) )
% 3.28/1.74            & ! [C: $i,D: $i] :
% 3.28/1.74                ( ( ( in @ C @ B )
% 3.28/1.74                  & ( in @ D @ B ) )
% 3.28/1.74               => ( ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ C )
% 3.28/1.74                     => ( in @ Xx @ D ) )
% 3.28/1.74                  | ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ D )
% 3.28/1.74                     => ( in @ Xx @ C ) ) ) )
% 3.28/1.74            & ! [C: $i] :
% 3.28/1.74                ( ( ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ C )
% 3.28/1.74                     => ( in @ Xx @ A ) )
% 3.28/1.74                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 3.28/1.74               => ? [D: $i,Xx: $i] :
% 3.28/1.74                    ( ( in @ D @ B )
% 3.28/1.74                    & ( in @ Xx @ C )
% 3.28/1.74                    & ~ ? [Xy: $i] :
% 3.28/1.74                          ( ( in @ Xy @ D )
% 3.28/1.74                          & ( in @ Xy @ C ) )
% 3.28/1.74                    & ! [E: $i] :
% 3.28/1.74                        ( ( in @ E @ B )
% 3.28/1.74                       => ( ! [Xy: $i] :
% 3.28/1.74                              ( ( in @ Xy @ E )
% 3.28/1.74                             => ( in @ Xy @ D ) )
% 3.28/1.74                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(descr_type,type,
% 3.28/1.74      descr: ( $i > $o ) > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(descrp_type,type,
% 3.28/1.74      descrp: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(descrp,definition,
% 3.28/1.74      ( descrp
% 3.28/1.74      = ( ! [Xphi: $i > $o] :
% 3.28/1.74            ( ( exu
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74           => ( Xphi
% 3.28/1.74              @ ( descr
% 3.28/1.74                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(dsetconstr_type,type,
% 3.28/1.74      dsetconstr: $i > ( $i > $o ) > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(dsetconstrI_type,type,
% 3.28/1.74      dsetconstrI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(dsetconstrI,definition,
% 3.28/1.74      ( dsetconstrI
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( ( Xphi @ Xx )
% 3.28/1.74             => ( in @ Xx
% 3.28/1.74                @ ( dsetconstr @ A
% 3.28/1.74                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(dsetconstrEL_type,type,
% 3.28/1.74      dsetconstrEL: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(dsetconstrEL,definition,
% 3.28/1.74      ( dsetconstrEL
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx
% 3.28/1.74              @ ( dsetconstr @ A
% 3.28/1.74                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 3.28/1.74           => ( in @ Xx @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(dsetconstrER_type,type,
% 3.28/1.74      dsetconstrER: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(dsetconstrER,definition,
% 3.28/1.74      ( dsetconstrER
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx
% 3.28/1.74              @ ( dsetconstr @ A
% 3.28/1.74                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 3.28/1.74           => ( Xphi @ Xx ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(exuE1_type,type,
% 3.28/1.74      exuE1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exuE1,definition,
% 3.28/1.74      ( exuE1
% 3.28/1.74      = ( ! [Xphi: $i > $o] :
% 3.28/1.74            ( ( exu
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74           => ? [Xx: $i] :
% 3.28/1.74                ( ( Xphi @ Xx )
% 3.28/1.74                & ! [Xy: $i] :
% 3.28/1.74                    ( ( Xphi @ Xy )
% 3.28/1.74                   => ( Xx = Xy ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(prop2set_type,type,
% 3.28/1.74      prop2set: $o > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(prop2setE_type,type,
% 3.28/1.74      prop2setE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(prop2setE,definition,
% 3.28/1.74      ( prop2setE
% 3.28/1.74      = ( ! [Xphi: $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 3.28/1.74           => Xphi ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(emptysetE_type,type,
% 3.28/1.74      emptysetE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(emptysetE,definition,
% 3.28/1.74      ( emptysetE
% 3.28/1.74      = ( ! [Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ emptyset )
% 3.28/1.74           => ! [Xphi: $o] : Xphi ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(emptysetimpfalse_type,type,
% 3.28/1.74      emptysetimpfalse: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(emptysetimpfalse,definition,
% 3.28/1.74      ( emptysetimpfalse
% 3.28/1.74      = ( ! [Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ emptyset )
% 3.28/1.74           => $false ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(notinemptyset_type,type,
% 3.28/1.74      notinemptyset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(notinemptyset,definition,
% 3.28/1.74      ( notinemptyset
% 3.28/1.74      = ( ! [Xx: $i] :
% 3.28/1.74            ~ ( in @ Xx @ emptyset ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(exuE3e_type,type,
% 3.28/1.74      exuE3e: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exuE3e,definition,
% 3.28/1.74      ( exuE3e
% 3.28/1.74      = ( ! [Xphi: $i > $o] :
% 3.28/1.74            ( ( exu
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setext_type,type,
% 3.28/1.74      setext: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setext,definition,
% 3.28/1.74      ( setext
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ Xx @ B ) )
% 3.28/1.74           => ( ! [Xx: $i] :
% 3.28/1.74                  ( ( in @ Xx @ B )
% 3.28/1.74                 => ( in @ Xx @ A ) )
% 3.28/1.74             => ( A = B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyI_type,type,
% 3.28/1.74      emptyI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyI,definition,
% 3.28/1.74      ( emptyI
% 3.28/1.74      = ( ! [A: $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ~ ( in @ Xx @ A )
% 3.28/1.74           => ( A = emptyset ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(noeltsimpempty_type,type,
% 3.28/1.74      noeltsimpempty: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(noeltsimpempty,definition,
% 3.28/1.74      ( noeltsimpempty
% 3.28/1.74      = ( ! [A: $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ~ ( in @ Xx @ A )
% 3.28/1.74           => ( A = emptyset ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setbeta_type,type,
% 3.28/1.74      setbeta: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setbeta,definition,
% 3.28/1.74      ( setbeta
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( ( in @ Xx
% 3.28/1.74                @ ( dsetconstr @ A
% 3.28/1.74                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 3.28/1.74            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(nonempty_type,type,
% 3.28/1.74      nonempty: $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(nonempty,definition,
% 3.28/1.74      ( nonempty
% 3.28/1.74      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(nonemptyE1_type,type,
% 3.28/1.74      nonemptyE1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(nonemptyE1,definition,
% 3.28/1.74      ( nonemptyE1
% 3.28/1.74      = ( ! [A: $i] :
% 3.28/1.74            ( ( nonempty @ A )
% 3.28/1.74           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(nonemptyI_type,type,
% 3.28/1.74      nonemptyI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(nonemptyI,definition,
% 3.28/1.74      ( nonemptyI
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( ( Xphi @ Xx )
% 3.28/1.74             => ( nonempty
% 3.28/1.74                @ ( dsetconstr @ A
% 3.28/1.74                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(nonemptyI1_type,type,
% 3.28/1.74      nonemptyI1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(nonemptyI1,definition,
% 3.28/1.74      ( nonemptyI1
% 3.28/1.74      = ( ! [A: $i] :
% 3.28/1.74            ( ? [Xx: $i] : ( in @ Xx @ A )
% 3.28/1.74           => ( nonempty @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinIL_type,type,
% 3.28/1.74      setadjoinIL: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinIL,definition,
% 3.28/1.74      ( setadjoinIL
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyinunitempty_type,type,
% 3.28/1.74      emptyinunitempty: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyinunitempty,definition,
% 3.28/1.74      ( emptyinunitempty
% 3.28/1.74      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinIR_type,type,
% 3.28/1.74      setadjoinIR: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinIR,definition,
% 3.28/1.74      ( setadjoinIR
% 3.28/1.74      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ Xy @ A )
% 3.28/1.74           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinE_type,type,
% 3.28/1.74      setadjoinE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinE,definition,
% 3.28/1.74      ( setadjoinE
% 3.28/1.74      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 3.28/1.74           => ! [Xphi: $o] :
% 3.28/1.74                ( ( ( Xy = Xx )
% 3.28/1.74                 => Xphi )
% 3.28/1.74               => ( ( ( in @ Xy @ A )
% 3.28/1.74                   => Xphi )
% 3.28/1.74                 => Xphi ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinOr_type,type,
% 3.28/1.74      setadjoinOr: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinOr,definition,
% 3.28/1.74      ( setadjoinOr
% 3.28/1.74      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 3.28/1.74           => ( ( Xy = Xx )
% 3.28/1.74              | ( in @ Xy @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setoftrueEq_type,type,
% 3.28/1.74      setoftrueEq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setoftrueEq,definition,
% 3.28/1.74      ( setoftrueEq
% 3.28/1.74      = ( ! [A: $i] :
% 3.28/1.74            ( ( dsetconstr @ A
% 3.28/1.74              @ ^ [Xx: $i] : $true )
% 3.28/1.74            = A ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetI_type,type,
% 3.28/1.74      powersetI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetI,definition,
% 3.28/1.74      ( powersetI
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ B )
% 3.28/1.74               => ( in @ Xx @ A ) )
% 3.28/1.74           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyinPowerset_type,type,
% 3.28/1.74      emptyinPowerset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyinPowerset,definition,
% 3.28/1.74      ( emptyinPowerset
% 3.28/1.74      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyInPowerset_type,type,
% 3.28/1.74      emptyInPowerset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyInPowerset,definition,
% 3.28/1.74      ( emptyInPowerset
% 3.28/1.74      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetE_type,type,
% 3.28/1.74      powersetE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetE,definition,
% 3.28/1.74      ( powersetE
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ B @ ( powerset @ A ) )
% 3.28/1.74           => ( ( in @ Xx @ B )
% 3.28/1.74             => ( in @ Xx @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionI_type,type,
% 3.28/1.74      setunionI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionI,definition,
% 3.28/1.74      ( setunionI
% 3.28/1.74      = ( ! [A: $i,Xx: $i,B: $i] :
% 3.28/1.74            ( ( in @ Xx @ B )
% 3.28/1.74           => ( ( in @ B @ A )
% 3.28/1.74             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionE_type,type,
% 3.28/1.74      setunionE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionE,definition,
% 3.28/1.74      ( setunionE
% 3.28/1.74      = ( ! [A: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( setunion @ A ) )
% 3.28/1.74           => ! [Xphi: $o] :
% 3.28/1.74                ( ! [B: $i] :
% 3.28/1.74                    ( ( in @ Xx @ B )
% 3.28/1.74                   => ( ( in @ B @ A )
% 3.28/1.74                     => Xphi ) )
% 3.28/1.74               => Xphi ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subPowSU_type,type,
% 3.28/1.74      subPowSU: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subPowSU,definition,
% 3.28/1.74      ( subPowSU
% 3.28/1.74      = ( ! [A: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(exuE2_type,type,
% 3.28/1.74      exuE2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exuE2,definition,
% 3.28/1.74      ( exuE2
% 3.28/1.74      = ( ! [Xphi: $i > $o] :
% 3.28/1.74            ( ( exu
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74           => ? [Xx: $i] :
% 3.28/1.74              ! [Xy: $i] :
% 3.28/1.74                ( ( Xphi @ Xy )
% 3.28/1.74              <=> ( Xy = Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(nonemptyImpWitness_type,type,
% 3.28/1.74      nonemptyImpWitness: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(nonemptyImpWitness,definition,
% 3.28/1.74      ( nonemptyImpWitness
% 3.28/1.74      = ( ! [A: $i] :
% 3.28/1.74            ( ( nonempty @ A )
% 3.28/1.74           => ? [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74                & $true ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(uniqinunit_type,type,
% 3.28/1.74      uniqinunit: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(uniqinunit,definition,
% 3.28/1.74      ( uniqinunit
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 3.28/1.74           => ( Xx = Xy ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(notinsingleton_type,type,
% 3.28/1.74      notinsingleton: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(notinsingleton,definition,
% 3.28/1.74      ( notinsingleton
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( Xx != Xy )
% 3.28/1.74           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(eqinunit_type,type,
% 3.28/1.74      eqinunit: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(eqinunit,definition,
% 3.28/1.74      ( eqinunit
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( Xx = Xy )
% 3.28/1.74           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(singletonsswitch_type,type,
% 3.28/1.74      singletonsswitch: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(singletonsswitch,definition,
% 3.28/1.74      ( singletonsswitch
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 3.28/1.74           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(upairsetE_type,type,
% 3.28/1.74      upairsetE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(upairsetE,definition,
% 3.28/1.74      ( upairsetE
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 3.28/1.74            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 3.28/1.74           => ( ( Xz = Xx )
% 3.28/1.74              | ( Xz = Xy ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(upairsetIL_type,type,
% 3.28/1.74      upairsetIL: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(upairsetIL,definition,
% 3.28/1.74      ( upairsetIL
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(upairsetIR_type,type,
% 3.28/1.74      upairsetIR: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(upairsetIR,definition,
% 3.28/1.74      ( upairsetIR
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyE1_type,type,
% 3.28/1.74      emptyE1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyE1,definition,
% 3.28/1.74      ( emptyE1
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ? [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74                & ( Xphi @ Xx ) )
% 3.28/1.74           => ( ( ( dsetconstr @ A
% 3.28/1.74                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74                = emptyset )
% 3.28/1.74             => $false ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(vacuousDall_type,type,
% 3.28/1.74      vacuousDall: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(vacuousDall,definition,
% 3.28/1.74      ( vacuousDall
% 3.28/1.74      = ( ! [Xphi: $i > $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ emptyset )
% 3.28/1.74           => ( Xphi @ Xx ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(quantDeMorgan1_type,type,
% 3.28/1.74      quantDeMorgan1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(quantDeMorgan1,definition,
% 3.28/1.74      ( quantDeMorgan1
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ~ ! [Xx: $i] :
% 3.28/1.74                  ( ( in @ Xx @ A )
% 3.28/1.74                 => ( Xphi @ Xx ) )
% 3.28/1.74           => ? [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(quantDeMorgan2_type,type,
% 3.28/1.74      quantDeMorgan2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(quantDeMorgan2,definition,
% 3.28/1.74      ( quantDeMorgan2
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ~ ( Xphi @ Xx ) )
% 3.28/1.74           => ~ ? [Xx: $i] :
% 3.28/1.74                  ( ( in @ Xx @ A )
% 3.28/1.74                  & ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(quantDeMorgan3_type,type,
% 3.28/1.74      quantDeMorgan3: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(quantDeMorgan3,definition,
% 3.28/1.74      ( quantDeMorgan3
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ~ ? [Xx: $i] :
% 3.28/1.74                  ( ( in @ Xx @ A )
% 3.28/1.74                  & ( Xphi @ Xx ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(quantDeMorgan4_type,type,
% 3.28/1.74      quantDeMorgan4: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(quantDeMorgan4,definition,
% 3.28/1.74      ( quantDeMorgan4
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ? [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74                & ~ ( Xphi @ Xx ) )
% 3.28/1.74           => ~ ! [Xx: $i] :
% 3.28/1.74                  ( ( in @ Xx @ A )
% 3.28/1.74                 => ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(prop2setI_type,type,
% 3.28/1.74      prop2setI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(prop2setI,definition,
% 3.28/1.74      ( prop2setI
% 3.28/1.74      = ( ! [Xphi: $o] :
% 3.28/1.74            ( Xphi
% 3.28/1.74           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(set2prop_type,type,
% 3.28/1.74      set2prop: $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(prop2set2propI_type,type,
% 3.28/1.74      prop2set2propI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(prop2set2propI,definition,
% 3.28/1.74      ( prop2set2propI
% 3.28/1.74      = ( ! [Xphi: $o] :
% 3.28/1.74            ( Xphi
% 3.28/1.74           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(notdexE_type,type,
% 3.28/1.74      notdexE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(notdexE,definition,
% 3.28/1.74      ( notdexE
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ~ ? [Xx: $i] :
% 3.28/1.74                  ( ( in @ Xx @ A )
% 3.28/1.74                  & ( Xphi @ Xx ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(notdallE_type,type,
% 3.28/1.74      notdallE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(notdallE,definition,
% 3.28/1.74      ( notdallE
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ~ ! [Xx: $i] :
% 3.28/1.74                  ( ( in @ Xx @ A )
% 3.28/1.74                 => ( Xphi @ Xx ) )
% 3.28/1.74           => ? [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(exuI1_type,type,
% 3.28/1.74      exuI1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exuI1,definition,
% 3.28/1.74      ( exuI1
% 3.28/1.74      = ( ! [Xphi: $i > $o] :
% 3.28/1.74            ( ? [Xx: $i] :
% 3.28/1.74                ( ( Xphi @ Xx )
% 3.28/1.74                & ! [Xy: $i] :
% 3.28/1.74                    ( ( Xphi @ Xy )
% 3.28/1.74                   => ( Xx = Xy ) ) )
% 3.28/1.74           => ( exu
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(exuI3_type,type,
% 3.28/1.74      exuI3: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exuI3,definition,
% 3.28/1.74      ( exuI3
% 3.28/1.74      = ( ! [Xphi: $i > $o] :
% 3.28/1.74            ( ? [Xx: $i] : ( Xphi @ Xx )
% 3.28/1.74           => ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74                  ( ( Xphi @ Xx )
% 3.28/1.74                 => ( ( Xphi @ Xy )
% 3.28/1.74                   => ( Xx = Xy ) ) )
% 3.28/1.74             => ( exu
% 3.28/1.74                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(exuI2_type,type,
% 3.28/1.74      exuI2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exuI2,definition,
% 3.28/1.74      ( exuI2
% 3.28/1.74      = ( ! [Xphi: $i > $o] :
% 3.28/1.74            ( ? [Xx: $i] :
% 3.28/1.74              ! [Xy: $i] :
% 3.28/1.74                ( ( Xphi @ Xy )
% 3.28/1.74              <=> ( Xy = Xx ) )
% 3.28/1.74           => ( exu
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(inCongP_type,type,
% 3.28/1.74      inCongP: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(inCongP,definition,
% 3.28/1.74      ( inCongP
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( A = B )
% 3.28/1.74           => ! [Xx: $i,Xy: $i] :
% 3.28/1.74                ( ( Xx = Xy )
% 3.28/1.74               => ( ( in @ Xx @ A )
% 3.28/1.74                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(in__Cong_type,type,
% 3.28/1.74      in__Cong: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(in__Cong,definition,
% 3.28/1.74      ( in__Cong
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( A = B )
% 3.28/1.74           => ! [Xx: $i,Xy: $i] :
% 3.28/1.74                ( ( Xx = Xy )
% 3.28/1.74               => ( ( in @ Xx @ A )
% 3.28/1.74                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(exuE3u_type,type,
% 3.28/1.74      exuE3u: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exuE3u,definition,
% 3.28/1.74      ( exuE3u
% 3.28/1.74      = ( ! [Xphi: $i > $o] :
% 3.28/1.74            ( ( exu
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74           => ! [Xx: $i,Xy: $i] :
% 3.28/1.74                ( ( Xphi @ Xx )
% 3.28/1.74               => ( ( Xphi @ Xy )
% 3.28/1.74                 => ( Xx = Xy ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(exu__Cong_type,type,
% 3.28/1.74      exu__Cong: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exu__Cong,definition,
% 3.28/1.74      ( exu__Cong
% 3.28/1.74      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 3.28/1.74            ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74                ( ( Xx = Xy )
% 3.28/1.74               => ( ( Xphi @ Xx )
% 3.28/1.74                <=> ( Xpsi @ Xy ) ) )
% 3.28/1.74           => ( ( exu
% 3.28/1.74                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74            <=> ( exu
% 3.28/1.74                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyset__Cong_type,type,
% 3.28/1.74      emptyset__Cong: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(emptyset__Cong,definition,
% 3.28/1.74      ( emptyset__Cong
% 3.28/1.74      = ( emptyset = emptyset ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoin__Cong_type,type,
% 3.28/1.74      setadjoin__Cong: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoin__Cong,definition,
% 3.28/1.74      ( setadjoin__Cong
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( Xx = Xy )
% 3.28/1.74           => ! [Xz: $i,Xu: $i] :
% 3.28/1.74                ( ( Xz = Xu )
% 3.28/1.74               => ( ( setadjoin @ Xx @ Xz )
% 3.28/1.74                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(powerset__Cong_type,type,
% 3.28/1.74      powerset__Cong: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(powerset__Cong,definition,
% 3.28/1.74      ( powerset__Cong
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( A = B )
% 3.28/1.74           => ( ( powerset @ A )
% 3.28/1.74              = ( powerset @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setunion__Cong_type,type,
% 3.28/1.74      setunion__Cong: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setunion__Cong,definition,
% 3.28/1.74      ( setunion__Cong
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( A = B )
% 3.28/1.74           => ( ( setunion @ A )
% 3.28/1.74              = ( setunion @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(omega__Cong_type,type,
% 3.28/1.74      omega__Cong: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(omega__Cong,definition,
% 3.28/1.74      ( omega__Cong
% 3.28/1.74      = ( omega = omega ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(exuEu_type,type,
% 3.28/1.74      exuEu: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(exuEu,definition,
% 3.28/1.74      ( exuEu
% 3.28/1.74      = ( ! [Xphi: $i > $o] :
% 3.28/1.74            ( ( exu
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74           => ! [Xx: $i,Xy: $i] :
% 3.28/1.74                ( ( Xphi @ Xx )
% 3.28/1.74               => ( ( Xphi @ Xy )
% 3.28/1.74                 => ( Xx = Xy ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(descr__Cong_type,type,
% 3.28/1.74      descr__Cong: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(descr__Cong,definition,
% 3.28/1.74      ( descr__Cong
% 3.28/1.74      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 3.28/1.74            ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74                ( ( Xx = Xy )
% 3.28/1.74               => ( ( Xphi @ Xx )
% 3.28/1.74                <=> ( Xpsi @ Xy ) ) )
% 3.28/1.74           => ( ( exu
% 3.28/1.74                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74             => ( ( exu
% 3.28/1.74                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 3.28/1.74               => ( ( descr
% 3.28/1.74                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74                  = ( descr
% 3.28/1.74                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(dsetconstr__Cong_type,type,
% 3.28/1.74      dsetconstr__Cong: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(dsetconstr__Cong,definition,
% 3.28/1.74      ( dsetconstr__Cong
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( A = B )
% 3.28/1.74           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 3.28/1.74                ( ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ! [Xy: $i] :
% 3.28/1.74                        ( ( in @ Xy @ B )
% 3.28/1.74                       => ( ( Xx = Xy )
% 3.28/1.74                         => ( ( Xphi @ Xx )
% 3.28/1.74                          <=> ( Xpsi @ Xy ) ) ) ) )
% 3.28/1.74               => ( ( dsetconstr @ A
% 3.28/1.74                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74                  = ( dsetconstr @ B
% 3.28/1.74                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subset_type,type,
% 3.28/1.74      subset: $i > $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(disjoint_type,type,
% 3.28/1.74      disjoint: $i > $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setsmeet_type,type,
% 3.28/1.74      setsmeet: $i > $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetI1_type,type,
% 3.28/1.74      subsetI1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetI1,definition,
% 3.28/1.74      ( subsetI1
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ Xx @ B ) )
% 3.28/1.74           => ( subset @ A @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(eqimpsubset2_type,type,
% 3.28/1.74      eqimpsubset2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(eqimpsubset2,definition,
% 3.28/1.74      ( eqimpsubset2
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( A = B )
% 3.28/1.74           => ( subset @ B @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(eqimpsubset1_type,type,
% 3.28/1.74      eqimpsubset1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(eqimpsubset1,definition,
% 3.28/1.74      ( eqimpsubset1
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( A = B )
% 3.28/1.74           => ( subset @ A @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetI2_type,type,
% 3.28/1.74      subsetI2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetI2,definition,
% 3.28/1.74      ( subsetI2
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ Xx @ B ) )
% 3.28/1.74           => ( subset @ A @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(emptysetsubset_type,type,
% 3.28/1.74      emptysetsubset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(emptysetsubset,definition,
% 3.28/1.74      ( emptysetsubset
% 3.28/1.74      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetE_type,type,
% 3.28/1.74      subsetE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetE,definition,
% 3.28/1.74      ( subsetE
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( subset @ A @ B )
% 3.28/1.74           => ( ( in @ Xx @ A )
% 3.28/1.74             => ( in @ Xx @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetE2_type,type,
% 3.28/1.74      subsetE2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetE2,definition,
% 3.28/1.74      ( subsetE2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( subset @ A @ B )
% 3.28/1.74           => ( ~ ( in @ Xx @ B )
% 3.28/1.74             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(notsubsetI_type,type,
% 3.28/1.74      notsubsetI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(notsubsetI,definition,
% 3.28/1.74      ( notsubsetI
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( ~ ( in @ Xx @ B )
% 3.28/1.74             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(notequalI1_type,type,
% 3.28/1.74      notequalI1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(notequalI1,definition,
% 3.28/1.74      ( notequalI1
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ~ ( subset @ A @ B )
% 3.28/1.74           => ( A != B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(notequalI2_type,type,
% 3.28/1.74      notequalI2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(notequalI2,definition,
% 3.28/1.74      ( notequalI2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( ~ ( in @ Xx @ B )
% 3.28/1.74             => ( A != B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetRefl_type,type,
% 3.28/1.74      subsetRefl: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetRefl,definition,
% 3.28/1.74      ( subsetRefl
% 3.28/1.74      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetTrans_type,type,
% 3.28/1.74      subsetTrans: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetTrans,definition,
% 3.28/1.74      ( subsetTrans
% 3.28/1.74      = ( ! [A: $i,B: $i,C: $i] :
% 3.28/1.74            ( ( subset @ A @ B )
% 3.28/1.74           => ( ( subset @ B @ C )
% 3.28/1.74             => ( subset @ A @ C ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinSub_type,type,
% 3.28/1.74      setadjoinSub: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinSub,definition,
% 3.28/1.74      ( setadjoinSub
% 3.28/1.74      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinSub2_type,type,
% 3.28/1.74      setadjoinSub2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setadjoinSub2,definition,
% 3.28/1.74      ( setadjoinSub2
% 3.28/1.74      = ( ! [A: $i,Xx: $i,B: $i] :
% 3.28/1.74            ( ( subset @ A @ B )
% 3.28/1.74           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subset2powerset_type,type,
% 3.28/1.74      subset2powerset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subset2powerset,definition,
% 3.28/1.74      ( subset2powerset
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( subset @ A @ B )
% 3.28/1.74           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setextsub_type,type,
% 3.28/1.74      setextsub: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setextsub,definition,
% 3.28/1.74      ( setextsub
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( subset @ A @ B )
% 3.28/1.74           => ( ( subset @ B @ A )
% 3.28/1.74             => ( A = B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetemptysetimpeq_type,type,
% 3.28/1.74      subsetemptysetimpeq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetemptysetimpeq,definition,
% 3.28/1.74      ( subsetemptysetimpeq
% 3.28/1.74      = ( ! [A: $i] :
% 3.28/1.74            ( ( subset @ A @ emptyset )
% 3.28/1.74           => ( A = emptyset ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetI1_type,type,
% 3.28/1.74      powersetI1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetI1,definition,
% 3.28/1.74      ( powersetI1
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( subset @ B @ A )
% 3.28/1.74           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetE1_type,type,
% 3.28/1.74      powersetE1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetE1,definition,
% 3.28/1.74      ( powersetE1
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( in @ B @ ( powerset @ A ) )
% 3.28/1.74           => ( subset @ B @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(inPowerset_type,type,
% 3.28/1.74      inPowerset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(inPowerset,definition,
% 3.28/1.74      ( inPowerset
% 3.28/1.74      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetsubset_type,type,
% 3.28/1.74      powersetsubset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetsubset,definition,
% 3.28/1.74      ( powersetsubset
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( subset @ A @ B )
% 3.28/1.74           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(sepInPowerset_type,type,
% 3.28/1.74      sepInPowerset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(sepInPowerset,definition,
% 3.28/1.74      ( sepInPowerset
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( in
% 3.28/1.74            @ ( dsetconstr @ A
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74            @ ( powerset @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(sepSubset_type,type,
% 3.28/1.74      sepSubset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(sepSubset,definition,
% 3.28/1.74      ( sepSubset
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( subset
% 3.28/1.74            @ ( dsetconstr @ A
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74            @ A ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunion_type,type,
% 3.28/1.74      binunion: $i > $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionIL_type,type,
% 3.28/1.74      binunionIL: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionIL,definition,
% 3.28/1.74      ( binunionIL
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(upairset2IR_type,type,
% 3.28/1.74      upairset2IR: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(upairset2IR,definition,
% 3.28/1.74      ( upairset2IR
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionIR_type,type,
% 3.28/1.74      binunionIR: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionIR,definition,
% 3.28/1.74      ( binunionIR
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ B )
% 3.28/1.74           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionEcases_type,type,
% 3.28/1.74      binunionEcases: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionEcases,definition,
% 3.28/1.74      ( binunionEcases
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 3.28/1.74            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 3.28/1.74           => ( ( ( in @ Xx @ A )
% 3.28/1.74               => Xphi )
% 3.28/1.74             => ( ( ( in @ Xx @ B )
% 3.28/1.74                 => Xphi )
% 3.28/1.74               => Xphi ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionE_type,type,
% 3.28/1.74      binunionE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionE,definition,
% 3.28/1.74      ( binunionE
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 3.28/1.74           => ( ( in @ Xx @ A )
% 3.28/1.74              | ( in @ Xx @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionLsub_type,type,
% 3.28/1.74      binunionLsub: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionLsub,definition,
% 3.28/1.74      ( binunionLsub
% 3.28/1.74      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionRsub_type,type,
% 3.28/1.74      binunionRsub: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionRsub,definition,
% 3.28/1.74      ( binunionRsub
% 3.28/1.74      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersect_type,type,
% 3.28/1.74      binintersect: $i > $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectI_type,type,
% 3.28/1.74      binintersectI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectI,definition,
% 3.28/1.74      ( binintersectI
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( ( in @ Xx @ B )
% 3.28/1.74             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectSubset5_type,type,
% 3.28/1.74      binintersectSubset5: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectSubset5,definition,
% 3.28/1.74      ( binintersectSubset5
% 3.28/1.74      = ( ! [A: $i,B: $i,C: $i] :
% 3.28/1.74            ( ( subset @ C @ A )
% 3.28/1.74           => ( ( subset @ C @ B )
% 3.28/1.74             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectEL_type,type,
% 3.28/1.74      binintersectEL: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectEL,definition,
% 3.28/1.74      ( binintersectEL
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 3.28/1.74           => ( in @ Xx @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectLsub_type,type,
% 3.28/1.74      binintersectLsub: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectLsub,definition,
% 3.28/1.74      ( binintersectLsub
% 3.28/1.74      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectSubset2_type,type,
% 3.28/1.74      binintersectSubset2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectSubset2,definition,
% 3.28/1.74      ( binintersectSubset2
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( subset @ A @ B )
% 3.28/1.74           => ( ( binintersect @ A @ B )
% 3.28/1.74              = A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectSubset3_type,type,
% 3.28/1.74      binintersectSubset3: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectSubset3,definition,
% 3.28/1.74      ( binintersectSubset3
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( ( binintersect @ A @ B )
% 3.28/1.74              = B )
% 3.28/1.74           => ( subset @ B @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectER_type,type,
% 3.28/1.74      binintersectER: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectER,definition,
% 3.28/1.74      ( binintersectER
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 3.28/1.74           => ( in @ Xx @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(disjointsetsI1_type,type,
% 3.28/1.74      disjointsetsI1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(disjointsetsI1,definition,
% 3.28/1.74      ( disjointsetsI1
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ~ ? [Xx: $i] :
% 3.28/1.74                  ( ( in @ Xx @ A )
% 3.28/1.74                  & ( in @ Xx @ B ) )
% 3.28/1.74           => ( ( binintersect @ A @ B )
% 3.28/1.74              = emptyset ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectRsub_type,type,
% 3.28/1.74      binintersectRsub: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectRsub,definition,
% 3.28/1.74      ( binintersectRsub
% 3.28/1.74      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectSubset4_type,type,
% 3.28/1.74      binintersectSubset4: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectSubset4,definition,
% 3.28/1.74      ( binintersectSubset4
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( subset @ B @ A )
% 3.28/1.74           => ( ( binintersect @ A @ B )
% 3.28/1.74              = B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectSubset1_type,type,
% 3.28/1.74      binintersectSubset1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectSubset1,definition,
% 3.28/1.74      ( binintersectSubset1
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( ( binintersect @ A @ B )
% 3.28/1.74              = A )
% 3.28/1.74           => ( subset @ A @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(bs114d_type,type,
% 3.28/1.74      bs114d: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(bs114d,definition,
% 3.28/1.74      ( bs114d
% 3.28/1.74      = ( ! [A: $i,B: $i,C: $i] :
% 3.28/1.74            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 3.28/1.74            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(regular_type,type,
% 3.28/1.74      regular: $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminus_type,type,
% 3.28/1.74      setminus: $i > $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusI_type,type,
% 3.28/1.74      setminusI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusI,definition,
% 3.28/1.74      ( setminusI
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( ~ ( in @ Xx @ B )
% 3.28/1.74             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusEL_type,type,
% 3.28/1.74      setminusEL: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusEL,definition,
% 3.28/1.74      ( setminusEL
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 3.28/1.74           => ( in @ Xx @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusER_type,type,
% 3.28/1.74      setminusER: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusER,definition,
% 3.28/1.74      ( setminusER
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 3.28/1.74           => ~ ( in @ Xx @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusSubset2_type,type,
% 3.28/1.74      setminusSubset2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusSubset2,definition,
% 3.28/1.74      ( setminusSubset2
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( subset @ A @ B )
% 3.28/1.74           => ( ( setminus @ A @ B )
% 3.28/1.74              = emptyset ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusERneg_type,type,
% 3.28/1.74      setminusERneg: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusERneg,definition,
% 3.28/1.74      ( setminusERneg
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 3.28/1.74           => ( ( in @ Xx @ A )
% 3.28/1.74             => ( in @ Xx @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusELneg_type,type,
% 3.28/1.74      setminusELneg: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusELneg,definition,
% 3.28/1.74      ( setminusELneg
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 3.28/1.74           => ( ~ ( in @ Xx @ B )
% 3.28/1.74             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusILneg_type,type,
% 3.28/1.74      setminusILneg: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusILneg,definition,
% 3.28/1.74      ( setminusILneg
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ~ ( in @ Xx @ A )
% 3.28/1.74           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusIRneg_type,type,
% 3.28/1.74      setminusIRneg: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusIRneg,definition,
% 3.28/1.74      ( setminusIRneg
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ B )
% 3.28/1.74           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusLsub_type,type,
% 3.28/1.74      setminusLsub: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusLsub,definition,
% 3.28/1.74      ( setminusLsub
% 3.28/1.74      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusSubset1_type,type,
% 3.28/1.74      setminusSubset1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusSubset1,definition,
% 3.28/1.74      ( setminusSubset1
% 3.28/1.74      = ( ! [A: $i,B: $i] :
% 3.28/1.74            ( ( ( setminus @ A @ B )
% 3.28/1.74              = emptyset )
% 3.28/1.74           => ( subset @ A @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiff_type,type,
% 3.28/1.74      symdiff: $i > $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiffE_type,type,
% 3.28/1.74      symdiffE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiffE,definition,
% 3.28/1.74      ( symdiffE
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 3.28/1.74           => ! [Xphi: $o] :
% 3.28/1.74                ( ( ( in @ Xx @ A )
% 3.28/1.74                 => ( ~ ( in @ Xx @ B )
% 3.28/1.74                   => Xphi ) )
% 3.28/1.74               => ( ( ~ ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ B )
% 3.28/1.74                     => Xphi ) )
% 3.28/1.74                 => Xphi ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiffI1_type,type,
% 3.28/1.74      symdiffI1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiffI1,definition,
% 3.28/1.74      ( symdiffI1
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( ~ ( in @ Xx @ B )
% 3.28/1.74             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiffI2_type,type,
% 3.28/1.74      symdiffI2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiffI2,definition,
% 3.28/1.74      ( symdiffI2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ~ ( in @ Xx @ A )
% 3.28/1.74           => ( ( in @ Xx @ B )
% 3.28/1.74             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiffIneg1_type,type,
% 3.28/1.74      symdiffIneg1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiffIneg1,definition,
% 3.28/1.74      ( symdiffIneg1
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( ( in @ Xx @ B )
% 3.28/1.74             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiffIneg2_type,type,
% 3.28/1.74      symdiffIneg2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(symdiffIneg2,definition,
% 3.28/1.74      ( symdiffIneg2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ~ ( in @ Xx @ A )
% 3.28/1.74           => ( ~ ( in @ Xx @ B )
% 3.28/1.74             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(iskpair_type,type,
% 3.28/1.74      iskpair: $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(secondinupair_type,type,
% 3.28/1.74      secondinupair: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(secondinupair,definition,
% 3.28/1.74      ( secondinupair
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairIL_type,type,
% 3.28/1.74      setukpairIL: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairIL,definition,
% 3.28/1.74      ( setukpairIL
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairIR_type,type,
% 3.28/1.74      setukpairIR: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairIR,definition,
% 3.28/1.74      ( setukpairIR
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(kpairiskpair_type,type,
% 3.28/1.74      kpairiskpair: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(kpairiskpair,definition,
% 3.28/1.74      ( kpairiskpair
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(kpair_type,type,
% 3.28/1.74      kpair: $i > $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(kpairp_type,type,
% 3.28/1.74      kpairp: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(kpairp,definition,
% 3.28/1.74      ( kpairp
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprod_type,type,
% 3.28/1.74      cartprod: $i > $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(singletonsubset_type,type,
% 3.28/1.74      singletonsubset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(singletonsubset,definition,
% 3.28/1.74      ( singletonsubset
% 3.28/1.74      = ( ! [A: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(singletoninpowerset_type,type,
% 3.28/1.74      singletoninpowerset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(singletoninpowerset,definition,
% 3.28/1.74      ( singletoninpowerset
% 3.28/1.74      = ( ! [A: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(singletoninpowunion_type,type,
% 3.28/1.74      singletoninpowunion: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(singletoninpowunion,definition,
% 3.28/1.74      ( singletoninpowunion
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(upairset2E_type,type,
% 3.28/1.74      upairset2E: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(upairset2E,definition,
% 3.28/1.74      ( upairset2E
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 3.28/1.74            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 3.28/1.74           => ( ( Xz = Xx )
% 3.28/1.74              | ( Xz = Xy ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(upairsubunion_type,type,
% 3.28/1.74      upairsubunion: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(upairsubunion,definition,
% 3.28/1.74      ( upairsubunion
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(upairinpowunion_type,type,
% 3.28/1.74      upairinpowunion: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(upairinpowunion,definition,
% 3.28/1.74      ( upairinpowunion
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ubforcartprodlem1_type,type,
% 3.28/1.74      ubforcartprodlem1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ubforcartprodlem1,definition,
% 3.28/1.74      ( ubforcartprodlem1
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ubforcartprodlem2_type,type,
% 3.28/1.74      ubforcartprodlem2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ubforcartprodlem2,definition,
% 3.28/1.74      ( ubforcartprodlem2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ubforcartprodlem3_type,type,
% 3.28/1.74      ubforcartprodlem3: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ubforcartprodlem3,definition,
% 3.28/1.74      ( ubforcartprodlem3
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodpairin_type,type,
% 3.28/1.74      cartprodpairin: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodpairin,definition,
% 3.28/1.74      ( cartprodpairin
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodmempair1_type,type,
% 3.28/1.74      cartprodmempair1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodmempair1,definition,
% 3.28/1.74      ( cartprodmempair1
% 3.28/1.74      = ( ! [A: $i,B: $i,Xu: $i] :
% 3.28/1.74            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 3.28/1.74           => ? [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74                & ? [Xy: $i] :
% 3.28/1.74                    ( ( in @ Xy @ B )
% 3.28/1.74                    & ( Xu
% 3.28/1.74                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodmempair_type,type,
% 3.28/1.74      cartprodmempair: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodmempair,definition,
% 3.28/1.74      ( cartprodmempair
% 3.28/1.74      = ( ! [A: $i,B: $i,Xu: $i] :
% 3.28/1.74            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 3.28/1.74           => ( iskpair @ Xu ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionE2_type,type,
% 3.28/1.74      setunionE2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionE2,definition,
% 3.28/1.74      ( setunionE2
% 3.28/1.74      = ( ! [A: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ ( setunion @ A ) )
% 3.28/1.74           => ? [X: $i] :
% 3.28/1.74                ( ( in @ X @ A )
% 3.28/1.74                & ( in @ Xx @ X ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionsingleton1_type,type,
% 3.28/1.74      setunionsingleton1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionsingleton1,definition,
% 3.28/1.74      ( setunionsingleton1
% 3.28/1.74      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionsingleton2_type,type,
% 3.28/1.74      setunionsingleton2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionsingleton2,definition,
% 3.28/1.74      ( setunionsingleton2
% 3.28/1.74      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionsingleton_type,type,
% 3.28/1.74      setunionsingleton: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setunionsingleton,definition,
% 3.28/1.74      ( setunionsingleton
% 3.28/1.74      = ( ! [Xx: $i] :
% 3.28/1.74            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 3.28/1.74            = Xx ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(singleton_type,type,
% 3.28/1.74      singleton: $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(singletonprop_type,type,
% 3.28/1.74      singletonprop: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(singletonprop,definition,
% 3.28/1.74      ( singletonprop
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ! [Xy: $i] :
% 3.28/1.74                    ( ( in @ Xy @ A )
% 3.28/1.74                   => ( ( Xphi @ Xx )
% 3.28/1.74                     => ( ( Xphi @ Xy )
% 3.28/1.74                       => ( Xx = Xy ) ) ) ) )
% 3.28/1.74           => ( ? [Xx: $i] :
% 3.28/1.74                  ( ( in @ Xx @ A )
% 3.28/1.74                  & ( Xphi @ Xx ) )
% 3.28/1.74             => ( singleton
% 3.28/1.74                @ ( dsetconstr @ A
% 3.28/1.74                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ex1_type,type,
% 3.28/1.74      ex1: $i > ( $i > $o ) > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ex1,definition,
% 3.28/1.74      ( ex1
% 3.28/1.74      = ( ^ [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( singleton
% 3.28/1.74            @ ( dsetconstr @ A
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ex1E1_type,type,
% 3.28/1.74      ex1E1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ex1E1,definition,
% 3.28/1.74      ( ex1E1
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ( ex1 @ A
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74           => ? [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74                & ( Xphi @ Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ex1I_type,type,
% 3.28/1.74      ex1I: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ex1I,definition,
% 3.28/1.74      ( ex1I
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ( ( Xphi @ Xx )
% 3.28/1.74             => ( ! [Xy: $i] :
% 3.28/1.74                    ( ( in @ Xy @ A )
% 3.28/1.74                   => ( ( Xphi @ Xy )
% 3.28/1.74                     => ( Xy = Xx ) ) )
% 3.28/1.74               => ( ex1 @ A
% 3.28/1.74                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ex1I2_type,type,
% 3.28/1.74      ex1I2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ex1I2,definition,
% 3.28/1.74      ( ex1I2
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ! [Xy: $i] :
% 3.28/1.74                    ( ( in @ Xy @ A )
% 3.28/1.74                   => ( ( Xphi @ Xx )
% 3.28/1.74                     => ( ( Xphi @ Xy )
% 3.28/1.74                       => ( Xx = Xy ) ) ) ) )
% 3.28/1.74           => ( ? [Xx: $i] :
% 3.28/1.74                  ( ( in @ Xx @ A )
% 3.28/1.74                  & ( Xphi @ Xx ) )
% 3.28/1.74             => ( ex1 @ A
% 3.28/1.74                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(singletonsuniq_type,type,
% 3.28/1.74      singletonsuniq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(singletonsuniq,definition,
% 3.28/1.74      ( singletonsuniq
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( ( setadjoin @ Xx @ emptyset )
% 3.28/1.74              = ( setadjoin @ Xy @ emptyset ) )
% 3.28/1.74           => ( Xx = Xy ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(atmost1p_type,type,
% 3.28/1.74      atmost1p: $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(atleast2p_type,type,
% 3.28/1.74      atleast2p: $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(atmost2p_type,type,
% 3.28/1.74      atmost2p: $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(upairsetp_type,type,
% 3.28/1.74      upairsetp: $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjL1_type,type,
% 3.28/1.74      setukpairinjL1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjL1,definition,
% 3.28/1.74      ( setukpairinjL1
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 3.28/1.74            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 3.28/1.74           => ( Xx = Xz ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(kfstsingleton_type,type,
% 3.28/1.74      kfstsingleton: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(kfstsingleton,definition,
% 3.28/1.74      ( kfstsingleton
% 3.28/1.74      = ( ! [Xu: $i] :
% 3.28/1.74            ( ( iskpair @ Xu )
% 3.28/1.74           => ( singleton
% 3.28/1.74              @ ( dsetconstr @ ( setunion @ Xu )
% 3.28/1.74                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(theprop_type,type,
% 3.28/1.74      theprop: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(theprop,definition,
% 3.28/1.74      ( theprop
% 3.28/1.74      = ( ! [X: $i] :
% 3.28/1.74            ( ( singleton @ X )
% 3.28/1.74           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(kfst_type,type,
% 3.28/1.74      kfst: $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(kfstpairEq_type,type,
% 3.28/1.74      kfstpairEq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(kfstpairEq,definition,
% 3.28/1.74      ( kfstpairEq
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 3.28/1.74            = Xx ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodfstin_type,type,
% 3.28/1.74      cartprodfstin: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodfstin,definition,
% 3.28/1.74      ( cartprodfstin
% 3.28/1.74      = ( ! [A: $i,B: $i,Xu: $i] :
% 3.28/1.74            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 3.28/1.74           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjL2_type,type,
% 3.28/1.74      setukpairinjL2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjL2,definition,
% 3.28/1.74      ( setukpairinjL2
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 3.28/1.74            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 3.28/1.74              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 3.28/1.74           => ( Xx = Xz ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjL_type,type,
% 3.28/1.74      setukpairinjL: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjL,definition,
% 3.28/1.74      ( setukpairinjL
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 3.28/1.74            ( ( ( kpair @ Xx @ Xy )
% 3.28/1.74              = ( kpair @ Xz @ Xu ) )
% 3.28/1.74           => ( Xx = Xz ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjR11_type,type,
% 3.28/1.74      setukpairinjR11: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjR11,definition,
% 3.28/1.74      ( setukpairinjR11
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( Xx = Xy )
% 3.28/1.74           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 3.28/1.74              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjR12_type,type,
% 3.28/1.74      setukpairinjR12: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjR12,definition,
% 3.28/1.74      ( setukpairinjR12
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( Xx = Xy )
% 3.28/1.74           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 3.28/1.74              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjR1_type,type,
% 3.28/1.74      setukpairinjR1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjR1,definition,
% 3.28/1.74      ( setukpairinjR1
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 3.28/1.74            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 3.28/1.74              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 3.28/1.74           => ( ( Xz = Xu )
% 3.28/1.74             => ( Xy = Xu ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(upairequniteq_type,type,
% 3.28/1.74      upairequniteq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(upairequniteq,definition,
% 3.28/1.74      ( upairequniteq
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 3.28/1.74            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 3.28/1.74              = ( setadjoin @ Xz @ emptyset ) )
% 3.28/1.74           => ( Xx = Xy ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjR2_type,type,
% 3.28/1.74      setukpairinjR2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjR2,definition,
% 3.28/1.74      ( setukpairinjR2
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 3.28/1.74            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 3.28/1.74              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 3.28/1.74           => ( Xy = Xu ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjR_type,type,
% 3.28/1.74      setukpairinjR: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setukpairinjR,definition,
% 3.28/1.74      ( setukpairinjR
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 3.28/1.74            ( ( ( kpair @ Xx @ Xy )
% 3.28/1.74              = ( kpair @ Xz @ Xu ) )
% 3.28/1.74           => ( Xy = Xu ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ksndsingleton_type,type,
% 3.28/1.74      ksndsingleton: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ksndsingleton,definition,
% 3.28/1.74      ( ksndsingleton
% 3.28/1.74      = ( ! [Xu: $i] :
% 3.28/1.74            ( ( iskpair @ Xu )
% 3.28/1.74           => ( singleton
% 3.28/1.74              @ ( dsetconstr @ ( setunion @ Xu )
% 3.28/1.74                @ ^ [Xx: $i] :
% 3.28/1.74                    ( Xu
% 3.28/1.74                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ksnd_type,type,
% 3.28/1.74      ksnd: $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(ksndpairEq_type,type,
% 3.28/1.74      ksndpairEq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ksndpairEq,definition,
% 3.28/1.74      ( ksndpairEq
% 3.28/1.74      = ( ! [Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 3.28/1.74            = Xy ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(kpairsurjEq_type,type,
% 3.28/1.74      kpairsurjEq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(kpairsurjEq,definition,
% 3.28/1.74      ( kpairsurjEq
% 3.28/1.74      = ( ! [Xu: $i] :
% 3.28/1.74            ( ( iskpair @ Xu )
% 3.28/1.74           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 3.28/1.74              = Xu ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodsndin_type,type,
% 3.28/1.74      cartprodsndin: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodsndin,definition,
% 3.28/1.74      ( cartprodsndin
% 3.28/1.74      = ( ! [A: $i,B: $i,Xu: $i] :
% 3.28/1.74            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 3.28/1.74           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodpairmemEL_type,type,
% 3.28/1.74      cartprodpairmemEL: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodpairmemEL,definition,
% 3.28/1.74      ( cartprodpairmemEL
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 3.28/1.74           => ( in @ Xx @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodpairmemER_type,type,
% 3.28/1.74      cartprodpairmemER: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodpairmemER,definition,
% 3.28/1.74      ( cartprodpairmemER
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 3.28/1.74           => ( in @ Xy @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodmempaircEq_type,type,
% 3.28/1.74      cartprodmempaircEq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodmempaircEq,definition,
% 3.28/1.74      ( cartprodmempaircEq
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( ( kpair @ Xx @ Xy )
% 3.28/1.74                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodfstpairEq_type,type,
% 3.28/1.74      cartprodfstpairEq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodfstpairEq,definition,
% 3.28/1.74      ( cartprodfstpairEq
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 3.28/1.74                  = Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodsndpairEq_type,type,
% 3.28/1.74      cartprodsndpairEq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodsndpairEq,definition,
% 3.28/1.74      ( cartprodsndpairEq
% 3.28/1.74      = ( ! [A: $i,B: $i,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 3.28/1.74                  = Xy ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodpairsurjEq_type,type,
% 3.28/1.74      cartprodpairsurjEq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(cartprodpairsurjEq,definition,
% 3.28/1.74      ( cartprodpairsurjEq
% 3.28/1.74      = ( ! [A: $i,B: $i,Xu: $i] :
% 3.28/1.74            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 3.28/1.74           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 3.28/1.74              = Xu ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(breln_type,type,
% 3.28/1.74      breln: $i > $i > $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(breln,definition,
% 3.28/1.74      ( breln
% 3.28/1.74      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstr_type,type,
% 3.28/1.74      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrI_type,type,
% 3.28/1.74      dpsetconstrI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrI,definition,
% 3.28/1.74      ( dpsetconstrI
% 3.28/1.74      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( ( Xphi @ Xx @ Xy )
% 3.28/1.74                 => ( in @ ( kpair @ Xx @ Xy )
% 3.28/1.74                    @ ( dpsetconstr @ A @ B
% 3.28/1.74                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrSub_type,type,
% 3.28/1.74      dpsetconstrSub: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrSub,definition,
% 3.28/1.74      ( dpsetconstrSub
% 3.28/1.74      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 3.28/1.74            ( subset
% 3.28/1.74            @ ( dpsetconstr @ A @ B
% 3.28/1.74              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 3.28/1.74            @ ( cartprod @ A @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setOfPairsIsBReln_type,type,
% 3.28/1.74      setOfPairsIsBReln: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setOfPairsIsBReln,definition,
% 3.28/1.74      ( setOfPairsIsBReln
% 3.28/1.74      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 3.28/1.74            ( breln @ A @ B
% 3.28/1.74            @ ( dpsetconstr @ A @ B
% 3.28/1.74              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrERa_type,type,
% 3.28/1.74      dpsetconstrERa: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrERa,definition,
% 3.28/1.74      ( dpsetconstrERa
% 3.28/1.74      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ B )
% 3.28/1.74               => ( ( in @ ( kpair @ Xx @ Xy )
% 3.28/1.74                    @ ( dpsetconstr @ A @ B
% 3.28/1.74                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 3.28/1.74                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrEL1_type,type,
% 3.28/1.74      dpsetconstrEL1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrEL1,definition,
% 3.28/1.74      ( dpsetconstrEL1
% 3.28/1.74      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ ( kpair @ Xx @ Xy )
% 3.28/1.74              @ ( dpsetconstr @ A @ B
% 3.28/1.74                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 3.28/1.74           => ( in @ Xx @ A ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrEL2_type,type,
% 3.28/1.74      dpsetconstrEL2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrEL2,definition,
% 3.28/1.74      ( dpsetconstrEL2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ ( kpair @ Xx @ Xy )
% 3.28/1.74              @ ( dpsetconstr @ A @ B
% 3.28/1.74                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 3.28/1.74           => ( in @ Xy @ B ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrER_type,type,
% 3.28/1.74      dpsetconstrER: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(dpsetconstrER,definition,
% 3.28/1.74      ( dpsetconstrER
% 3.28/1.74      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 3.28/1.74            ( ( in @ ( kpair @ Xx @ Xy )
% 3.28/1.74              @ ( dpsetconstr @ A @ B
% 3.28/1.74                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 3.28/1.74           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(func_type,type,
% 3.28/1.74      func: $i > $i > $i > $o ).
% 3.28/1.74  
% 3.28/1.74  thf(funcSet_type,type,
% 3.28/1.74      funcSet: $i > $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(funcImageSingleton_type,type,
% 3.28/1.74      funcImageSingleton: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(funcImageSingleton,definition,
% 3.28/1.74      ( funcImageSingleton
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( func @ A @ B @ Xf )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( singleton
% 3.28/1.74                  @ ( dsetconstr @ B
% 3.28/1.74                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(apProp_type,type,
% 3.28/1.74      apProp: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(apProp,definition,
% 3.28/1.74      ( apProp
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( func @ A @ B @ Xf )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in
% 3.28/1.74                  @ ( setunion
% 3.28/1.74                    @ ( dsetconstr @ B
% 3.28/1.74                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 3.28/1.74                  @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ap_type,type,
% 3.28/1.74      ap: $i > $i > $i > $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(app_type,type,
% 3.28/1.74      app: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(app,definition,
% 3.28/1.74      ( app
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( func @ A @ B @ Xf )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(infuncsetfunc_type,type,
% 3.28/1.74      infuncsetfunc: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(infuncsetfunc,definition,
% 3.28/1.74      ( infuncsetfunc
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 3.28/1.74           => ( func @ A @ B @ Xf ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ap2p_type,type,
% 3.28/1.74      ap2p: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ap2p,definition,
% 3.28/1.74      ( ap2p
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(funcinfuncset_type,type,
% 3.28/1.74      funcinfuncset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(funcinfuncset,definition,
% 3.28/1.74      ( funcinfuncset
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( func @ A @ B @ Xf )
% 3.28/1.74           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(lamProp_type,type,
% 3.28/1.74      lamProp: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(lamProp,definition,
% 3.28/1.74      ( lamProp
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ ( Xf @ Xx ) @ B ) )
% 3.28/1.74           => ( func @ A @ B
% 3.28/1.74              @ ( dpsetconstr @ A @ B
% 3.28/1.74                @ ^ [Xx: $i,Xy: $i] :
% 3.28/1.74                    ( ( Xf @ Xx )
% 3.28/1.74                    = Xy ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(lam_type,type,
% 3.28/1.74      lam: $i > $i > ( $i > $i ) > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(lamp_type,type,
% 3.28/1.74      lamp: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(lamp,definition,
% 3.28/1.74      ( lamp
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ ( Xf @ Xx ) @ B ) )
% 3.28/1.74           => ( func @ A @ B
% 3.28/1.74              @ ( lam @ A @ B
% 3.28/1.74                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(lam2p_type,type,
% 3.28/1.74      lam2p: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(lam2p,definition,
% 3.28/1.74      ( lam2p
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ ( Xf @ Xx ) @ B ) )
% 3.28/1.74           => ( in
% 3.28/1.74              @ ( lam @ A @ B
% 3.28/1.74                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 3.28/1.74              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(brelnall1_type,type,
% 3.28/1.74      brelnall1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(brelnall1,definition,
% 3.28/1.74      ( brelnall1
% 3.28/1.74      = ( ! [A: $i,B: $i,R: $i] :
% 3.28/1.74            ( ( breln @ A @ B @ R )
% 3.28/1.74           => ! [Xphi: $i > $o] :
% 3.28/1.74                ( ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ! [Xy: $i] :
% 3.28/1.74                        ( ( in @ Xy @ B )
% 3.28/1.74                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 3.28/1.74                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ R )
% 3.28/1.74                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(brelnall2_type,type,
% 3.28/1.74      brelnall2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(brelnall2,definition,
% 3.28/1.74      ( brelnall2
% 3.28/1.74      = ( ! [A: $i,B: $i,R: $i] :
% 3.28/1.74            ( ( breln @ A @ B @ R )
% 3.28/1.74           => ! [Xphi: $i > $o] :
% 3.28/1.74                ( ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ! [Xy: $i] :
% 3.28/1.74                        ( ( in @ Xy @ B )
% 3.28/1.74                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 3.28/1.74                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ R )
% 3.28/1.74                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ex1E2_type,type,
% 3.28/1.74      ex1E2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ex1E2,definition,
% 3.28/1.74      ( ex1E2
% 3.28/1.74      = ( ! [A: $i,Xphi: $i > $o] :
% 3.28/1.74            ( ( ex1 @ A
% 3.28/1.74              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ! [Xy: $i] :
% 3.28/1.74                    ( ( in @ Xy @ A )
% 3.28/1.74                   => ( ( Xphi @ Xx )
% 3.28/1.74                     => ( ( Xphi @ Xy )
% 3.28/1.74                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(funcGraphProp1_type,type,
% 3.28/1.74      funcGraphProp1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(funcGraphProp1,definition,
% 3.28/1.74      ( funcGraphProp1
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( func @ A @ B @ Xf )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(funcGraphProp3_type,type,
% 3.28/1.74      funcGraphProp3: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(funcGraphProp3,definition,
% 3.28/1.74      ( funcGraphProp3
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(funcGraphProp2_type,type,
% 3.28/1.74      funcGraphProp2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(funcGraphProp2,definition,
% 3.28/1.74      ( funcGraphProp2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( func @ A @ B @ Xf )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ! [Xy: $i] :
% 3.28/1.74                    ( ( in @ Xy @ B )
% 3.28/1.74                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 3.28/1.74                     => ( ( ap @ A @ B @ Xf @ Xx )
% 3.28/1.74                        = Xy ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(funcextLem_type,type,
% 3.28/1.74      funcextLem: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(funcextLem,definition,
% 3.28/1.74      ( funcextLem
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( func @ A @ B @ Xf )
% 3.28/1.74           => ! [Xg: $i] :
% 3.28/1.74                ( ( func @ A @ B @ Xg )
% 3.28/1.74               => ( ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ A )
% 3.28/1.74                     => ( ( ap @ A @ B @ Xf @ Xx )
% 3.28/1.74                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 3.28/1.74                 => ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ A )
% 3.28/1.74                     => ! [Xy: $i] :
% 3.28/1.74                          ( ( in @ Xy @ B )
% 3.28/1.74                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 3.28/1.74                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(funcGraphProp4_type,type,
% 3.28/1.74      funcGraphProp4: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(funcGraphProp4,definition,
% 3.28/1.74      ( funcGraphProp4
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ! [Xy: $i] :
% 3.28/1.74                    ( ( in @ Xy @ B )
% 3.28/1.74                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 3.28/1.74                     => ( ( ap @ A @ B @ Xf @ Xx )
% 3.28/1.74                        = Xy ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subbreln_type,type,
% 3.28/1.74      subbreln: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subbreln,definition,
% 3.28/1.74      ( subbreln
% 3.28/1.74      = ( ! [A: $i,B: $i,R: $i] :
% 3.28/1.74            ( ( breln @ A @ B @ R )
% 3.28/1.74           => ! [S: $i] :
% 3.28/1.74                ( ( breln @ A @ B @ S )
% 3.28/1.74               => ( ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ A )
% 3.28/1.74                     => ! [Xy: $i] :
% 3.28/1.74                          ( ( in @ Xy @ B )
% 3.28/1.74                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 3.28/1.74                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 3.28/1.74                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(eqbreln_type,type,
% 3.28/1.74      eqbreln: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(eqbreln,definition,
% 3.28/1.74      ( eqbreln
% 3.28/1.74      = ( ! [A: $i,B: $i,R: $i] :
% 3.28/1.74            ( ( breln @ A @ B @ R )
% 3.28/1.74           => ! [S: $i] :
% 3.28/1.74                ( ( breln @ A @ B @ S )
% 3.28/1.74               => ( ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ A )
% 3.28/1.74                     => ! [Xy: $i] :
% 3.28/1.74                          ( ( in @ Xy @ B )
% 3.28/1.74                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 3.28/1.74                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 3.28/1.74                 => ( ! [Xx: $i] :
% 3.28/1.74                        ( ( in @ Xx @ A )
% 3.28/1.74                       => ! [Xy: $i] :
% 3.28/1.74                            ( ( in @ Xy @ B )
% 3.28/1.74                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 3.28/1.74                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 3.28/1.74                   => ( R = S ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(funcext_type,type,
% 3.28/1.74      funcext: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(funcext,definition,
% 3.28/1.74      ( funcext
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( func @ A @ B @ Xf )
% 3.28/1.74           => ! [Xg: $i] :
% 3.28/1.74                ( ( func @ A @ B @ Xg )
% 3.28/1.74               => ( ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ A )
% 3.28/1.74                     => ( ( ap @ A @ B @ Xf @ Xx )
% 3.28/1.74                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 3.28/1.74                 => ( Xf = Xg ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(funcext2_type,type,
% 3.28/1.74      funcext2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(funcext2,definition,
% 3.28/1.74      ( funcext2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 3.28/1.74           => ! [Xg: $i] :
% 3.28/1.74                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 3.28/1.74               => ( ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ A )
% 3.28/1.74                     => ( ( ap @ A @ B @ Xf @ Xx )
% 3.28/1.74                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 3.28/1.74                 => ( Xf = Xg ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ap2apEq1_type,type,
% 3.28/1.74      ap2apEq1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ap2apEq1,definition,
% 3.28/1.74      ( ap2apEq1
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( ( ap @ A @ B @ Xf @ Xx )
% 3.28/1.74                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ap2apEq2_type,type,
% 3.28/1.74      ap2apEq2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ap2apEq2,definition,
% 3.28/1.74      ( ap2apEq2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( func @ A @ B @ Xf )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( ( ap @ A @ B @ Xf @ Xx )
% 3.28/1.74                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(beta1_type,type,
% 3.28/1.74      beta1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(beta1,definition,
% 3.28/1.74      ( beta1
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ ( Xf @ Xx ) @ B ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( ( ap @ A @ B
% 3.28/1.74                    @ ( lam @ A @ B
% 3.28/1.74                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 3.28/1.74                    @ Xx )
% 3.28/1.74                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(eta1_type,type,
% 3.28/1.74      eta1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(eta1,definition,
% 3.28/1.74      ( eta1
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( func @ A @ B @ Xf )
% 3.28/1.74           => ( ( lam @ A @ B
% 3.28/1.74                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 3.28/1.74              = Xf ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(lam2lamEq_type,type,
% 3.28/1.74      lam2lamEq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(lam2lamEq,definition,
% 3.28/1.74      ( lam2lamEq
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ ( Xf @ Xx ) @ B ) )
% 3.28/1.74           => ( ( lam @ A @ B
% 3.28/1.74                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 3.28/1.74              = ( lam @ A @ B
% 3.28/1.74                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(beta2_type,type,
% 3.28/1.74      beta2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(beta2,definition,
% 3.28/1.74      ( beta2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 3.28/1.74            ( ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( in @ ( Xf @ Xx ) @ B ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( ( ap @ A @ B
% 3.28/1.74                    @ ( lam @ A @ B
% 3.28/1.74                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 3.28/1.74                    @ Xx )
% 3.28/1.74                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(eta2_type,type,
% 3.28/1.74      eta2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(eta2,definition,
% 3.28/1.74      ( eta2
% 3.28/1.74      = ( ! [A: $i,B: $i,Xf: $i] :
% 3.28/1.74            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 3.28/1.74           => ( ( lam @ A @ B
% 3.28/1.74                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 3.28/1.74              = Xf ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(iffalseProp1_type,type,
% 3.28/1.74      iffalseProp1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(iffalseProp1,definition,
% 3.28/1.74      ( iffalseProp1
% 3.28/1.74      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ A )
% 3.28/1.74               => ( ~ Xphi
% 3.28/1.74                 => ( in @ Xy
% 3.28/1.74                    @ ( dsetconstr @ A
% 3.28/1.74                      @ ^ [Xz: $i] :
% 3.28/1.74                          ( ( Xphi
% 3.28/1.74                            & ( Xz = Xx ) )
% 3.28/1.74                          | ( ~ Xphi
% 3.28/1.74                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(iffalseProp2_type,type,
% 3.28/1.74      iffalseProp2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(iffalseProp2,definition,
% 3.28/1.74      ( iffalseProp2
% 3.28/1.74      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ A )
% 3.28/1.74               => ( ~ Xphi
% 3.28/1.74                 => ( ( dsetconstr @ A
% 3.28/1.74                      @ ^ [Xz: $i] :
% 3.28/1.74                          ( ( Xphi
% 3.28/1.74                            & ( Xz = Xx ) )
% 3.28/1.74                          | ( ~ Xphi
% 3.28/1.74                            & ( Xz = Xy ) ) ) )
% 3.28/1.74                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(iftrueProp1_type,type,
% 3.28/1.74      iftrueProp1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(iftrueProp1,definition,
% 3.28/1.74      ( iftrueProp1
% 3.28/1.74      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ A )
% 3.28/1.74               => ( Xphi
% 3.28/1.74                 => ( in @ Xx
% 3.28/1.74                    @ ( dsetconstr @ A
% 3.28/1.74                      @ ^ [Xz: $i] :
% 3.28/1.74                          ( ( Xphi
% 3.28/1.74                            & ( Xz = Xx ) )
% 3.28/1.74                          | ( ~ Xphi
% 3.28/1.74                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(iftrueProp2_type,type,
% 3.28/1.74      iftrueProp2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(iftrueProp2,definition,
% 3.28/1.74      ( iftrueProp2
% 3.28/1.74      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ A )
% 3.28/1.74               => ( Xphi
% 3.28/1.74                 => ( ( dsetconstr @ A
% 3.28/1.74                      @ ^ [Xz: $i] :
% 3.28/1.74                          ( ( Xphi
% 3.28/1.74                            & ( Xz = Xx ) )
% 3.28/1.74                          | ( ~ Xphi
% 3.28/1.74                            & ( Xz = Xy ) ) ) )
% 3.28/1.74                    = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(ifSingleton_type,type,
% 3.28/1.74      ifSingleton: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ifSingleton,definition,
% 3.28/1.74      ( ifSingleton
% 3.28/1.74      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ A )
% 3.28/1.74               => ( singleton
% 3.28/1.74                  @ ( dsetconstr @ A
% 3.28/1.74                    @ ^ [Xz: $i] :
% 3.28/1.74                        ( ( Xphi
% 3.28/1.74                          & ( Xz = Xx ) )
% 3.28/1.74                        | ( ~ Xphi
% 3.28/1.74                          & ( Xz = Xy ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(if_type,type,
% 3.28/1.74      if: $i > $o > $i > $i > $i ).
% 3.28/1.74  
% 3.28/1.74  thf(ifp_type,type,
% 3.28/1.74      ifp: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(ifp,definition,
% 3.28/1.74      ( ifp
% 3.28/1.74      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ A )
% 3.28/1.74               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(theeq_type,type,
% 3.28/1.74      theeq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(theeq,definition,
% 3.28/1.74      ( theeq
% 3.28/1.74      = ( ! [X: $i] :
% 3.28/1.74            ( ( singleton @ X )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ X )
% 3.28/1.74               => ( ( setunion @ X )
% 3.28/1.74                  = Xx ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(iftrue_type,type,
% 3.28/1.74      iftrue: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(iftrue,definition,
% 3.28/1.74      ( iftrue
% 3.28/1.74      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ A )
% 3.28/1.74               => ( Xphi
% 3.28/1.74                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 3.28/1.74                    = Xx ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(iffalse_type,type,
% 3.28/1.74      iffalse: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(iffalse,definition,
% 3.28/1.74      ( iffalse
% 3.28/1.74      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ A )
% 3.28/1.74               => ( ~ Xphi
% 3.28/1.74                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 3.28/1.74                    = Xy ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(iftrueorfalse_type,type,
% 3.28/1.74      iftrueorfalse: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(iftrueorfalse,definition,
% 3.28/1.74      ( iftrueorfalse
% 3.28/1.74      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 3.28/1.74            ( ( in @ Xx @ A )
% 3.28/1.74           => ! [Xy: $i] :
% 3.28/1.74                ( ( in @ Xy @ A )
% 3.28/1.74               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectT_lem_type,type,
% 3.28/1.74      binintersectT_lem: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectT_lem,definition,
% 3.28/1.74      ( binintersectT_lem
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionT_lem_type,type,
% 3.28/1.74      binunionT_lem: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionT_lem,definition,
% 3.28/1.74      ( binunionT_lem
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( in @ ( binunion @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetT_lem_type,type,
% 3.28/1.74      powersetT_lem: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetT_lem,definition,
% 3.28/1.74      ( powersetT_lem
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ( in @ ( powerset @ X ) @ ( powerset @ ( powerset @ A ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusT_lem_type,type,
% 3.28/1.74      setminusT_lem: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setminusT_lem,definition,
% 3.28/1.74      ( setminusT_lem
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( in @ ( setminus @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(complementT_lem_type,type,
% 3.28/1.74      complementT_lem: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(complementT_lem,definition,
% 3.28/1.74      ( complementT_lem
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ( in @ ( setminus @ A @ X ) @ ( powerset @ A ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(setextT_type,type,
% 3.28/1.74      setextT: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(setextT,definition,
% 3.28/1.74      ( setextT
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ A )
% 3.28/1.74                     => ( ( in @ Xx @ X )
% 3.28/1.74                       => ( in @ Xx @ Y ) ) )
% 3.28/1.74                 => ( ! [Xx: $i] :
% 3.28/1.74                        ( ( in @ Xx @ A )
% 3.28/1.74                       => ( ( in @ Xx @ Y )
% 3.28/1.74                         => ( in @ Xx @ X ) ) )
% 3.28/1.74                   => ( X = Y ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetTI_type,type,
% 3.28/1.74      subsetTI: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(subsetTI,definition,
% 3.28/1.74      ( subsetTI
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ A )
% 3.28/1.74                     => ( ( in @ Xx @ X )
% 3.28/1.74                       => ( in @ Xx @ Y ) ) )
% 3.28/1.74                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetTI1_type,type,
% 3.28/1.74      powersetTI1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetTI1,definition,
% 3.28/1.74      ( powersetTI1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ A )
% 3.28/1.74                     => ( ( in @ Xx @ X )
% 3.28/1.74                       => ( in @ Xx @ Y ) ) )
% 3.28/1.74                 => ( in @ X @ ( powerset @ Y ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetTE1_type,type,
% 3.28/1.74      powersetTE1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(powersetTE1,definition,
% 3.28/1.74      ( powersetTE1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ X @ ( powerset @ Y ) )
% 3.28/1.74                     => ( ( in @ Xx @ X )
% 3.28/1.74                       => ( in @ Xx @ Y ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(complementTI1_type,type,
% 3.28/1.74      complementTI1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(complementTI1,definition,
% 3.28/1.74      ( complementTI1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( ( in @ Xx @ X )
% 3.28/1.74                 => ~ ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(complementTE1_type,type,
% 3.28/1.74      complementTE1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(complementTE1,definition,
% 3.28/1.74      ( complementTE1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( ~ ( in @ Xx @ ( setminus @ A @ X ) )
% 3.28/1.74                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectTELcontra_type,type,
% 3.28/1.74      binintersectTELcontra: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectTELcontra,definition,
% 3.28/1.74      ( binintersectTELcontra
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ~ ( in @ Xx @ X )
% 3.28/1.74                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectTERcontra_type,type,
% 3.28/1.74      binintersectTERcontra: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binintersectTERcontra,definition,
% 3.28/1.74      ( binintersectTERcontra
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ~ ( in @ Xx @ Y )
% 3.28/1.74                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(contrasubsetT_type,type,
% 3.28/1.74      contrasubsetT: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(contrasubsetT,definition,
% 3.28/1.74      ( contrasubsetT
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 3.28/1.74                     => ( ( in @ Xx @ Y )
% 3.28/1.74                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(contrasubsetT1_type,type,
% 3.28/1.74      contrasubsetT1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(contrasubsetT1,definition,
% 3.28/1.74      ( contrasubsetT1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( subset @ X @ Y )
% 3.28/1.74                     => ( ~ ( in @ Xx @ Y )
% 3.28/1.74                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(contrasubsetT2_type,type,
% 3.28/1.74      contrasubsetT2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(contrasubsetT2,definition,
% 3.28/1.74      ( contrasubsetT2
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( ( subset @ X @ Y )
% 3.28/1.74                 => ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(contrasubsetT3_type,type,
% 3.28/1.74      contrasubsetT3: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(contrasubsetT3,definition,
% 3.28/1.74      ( contrasubsetT3
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) )
% 3.28/1.74                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(doubleComplementI1_type,type,
% 3.28/1.74      doubleComplementI1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(doubleComplementI1,definition,
% 3.28/1.74      ( doubleComplementI1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( ( in @ Xx @ X )
% 3.28/1.74                 => ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(doubleComplementE1_type,type,
% 3.28/1.74      doubleComplementE1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(doubleComplementE1,definition,
% 3.28/1.74      ( doubleComplementE1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Xx: $i] :
% 3.28/1.74                ( ( in @ Xx @ A )
% 3.28/1.74               => ( ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) )
% 3.28/1.74                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(doubleComplementSub1_type,type,
% 3.28/1.74      doubleComplementSub1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(doubleComplementSub1,definition,
% 3.28/1.74      ( doubleComplementSub1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ( subset @ X @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(doubleComplementSub2_type,type,
% 3.28/1.74      doubleComplementSub2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(doubleComplementSub2,definition,
% 3.28/1.74      ( doubleComplementSub2
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ( subset @ ( setminus @ A @ ( setminus @ A @ X ) ) @ X ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(doubleComplementEq_type,type,
% 3.28/1.74      doubleComplementEq: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(doubleComplementEq,definition,
% 3.28/1.74      ( doubleComplementEq
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ( X
% 3.28/1.74              = ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(complementTnotintersectT_type,type,
% 3.28/1.74      complementTnotintersectT: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(complementTnotintersectT,definition,
% 3.28/1.74      ( complementTnotintersectT
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 3.28/1.74                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(complementImpComplementIntersect_type,type,
% 3.28/1.74      complementImpComplementIntersect: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(complementImpComplementIntersect,definition,
% 3.28/1.74      ( complementImpComplementIntersect
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 3.28/1.74                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(complementSubsetComplementIntersect_type,type,
% 3.28/1.74      complementSubsetComplementIntersect: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(complementSubsetComplementIntersect,definition,
% 3.28/1.74      ( complementSubsetComplementIntersect
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( subset @ ( setminus @ A @ X ) @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(complementInPowersetComplementIntersect_type,type,
% 3.28/1.74      complementInPowersetComplementIntersect: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(complementInPowersetComplementIntersect,definition,
% 3.28/1.74      ( complementInPowersetComplementIntersect
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(contraSubsetComplement_type,type,
% 3.28/1.74      contraSubsetComplement: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(contraSubsetComplement,definition,
% 3.28/1.74      ( contraSubsetComplement
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 3.28/1.74                 => ! [Xx: $i] :
% 3.28/1.74                      ( ( in @ Xx @ A )
% 3.28/1.74                     => ( ( in @ Xx @ Y )
% 3.28/1.74                       => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(complementTcontraSubset_type,type,
% 3.28/1.74      complementTcontraSubset: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(complementTcontraSubset,definition,
% 3.28/1.74      ( complementTcontraSubset
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 3.28/1.74                 => ( subset @ Y @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionTILcontra_type,type,
% 3.28/1.74      binunionTILcontra: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionTILcontra,definition,
% 3.28/1.74      ( binunionTILcontra
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 3.28/1.74                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionTIRcontra_type,type,
% 3.28/1.74      binunionTIRcontra: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionTIRcontra,definition,
% 3.28/1.74      ( binunionTIRcontra
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 3.28/1.74                     => ~ ( in @ Xx @ Y ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(inIntersectImpInUnion_type,type,
% 3.28/1.74      inIntersectImpInUnion: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(inIntersectImpInUnion,definition,
% 3.28/1.74      ( inIntersectImpInUnion
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Z: $i] :
% 3.28/1.74                    ( ( in @ Z @ ( powerset @ A ) )
% 3.28/1.74                   => ! [Xx: $i] :
% 3.28/1.74                        ( ( in @ Xx @ A )
% 3.28/1.74                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 3.28/1.74                         => ( in @ Xx @ ( binunion @ X @ Z ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(inIntersectImpInUnion2_type,type,
% 3.28/1.74      inIntersectImpInUnion2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(inIntersectImpInUnion2,definition,
% 3.28/1.74      ( inIntersectImpInUnion2
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Z: $i] :
% 3.28/1.74                    ( ( in @ Z @ ( powerset @ A ) )
% 3.28/1.74                   => ! [Xx: $i] :
% 3.28/1.74                        ( ( in @ Xx @ A )
% 3.28/1.74                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 3.28/1.74                         => ( in @ Xx @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(inIntersectImpInIntersectUnions_type,type,
% 3.28/1.74      inIntersectImpInIntersectUnions: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(inIntersectImpInIntersectUnions,definition,
% 3.28/1.74      ( inIntersectImpInIntersectUnions
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Z: $i] :
% 3.28/1.74                    ( ( in @ Z @ ( powerset @ A ) )
% 3.28/1.74                   => ! [Xx: $i] :
% 3.28/1.74                        ( ( in @ Xx @ A )
% 3.28/1.74                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 3.28/1.74                         => ( in @ Xx @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(intersectInPowersetIntersectUnions_type,type,
% 3.28/1.74      intersectInPowersetIntersectUnions: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(intersectInPowersetIntersectUnions,definition,
% 3.28/1.74      ( intersectInPowersetIntersectUnions
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Z: $i] :
% 3.28/1.74                    ( ( in @ Z @ ( powerset @ A ) )
% 3.28/1.74                   => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(inComplementUnionImpNotIn1_type,type,
% 3.28/1.74      inComplementUnionImpNotIn1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(inComplementUnionImpNotIn1,definition,
% 3.28/1.74      ( inComplementUnionImpNotIn1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 3.28/1.74                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(inComplementUnionImpInComplement1_type,type,
% 3.28/1.74      inComplementUnionImpInComplement1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(inComplementUnionImpInComplement1,definition,
% 3.28/1.74      ( inComplementUnionImpInComplement1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 3.28/1.74                     => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionTE_type,type,
% 3.28/1.74      binunionTE: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionTE,definition,
% 3.28/1.74      ( binunionTE
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xphi: $o,Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( binunion @ X @ Y ) )
% 3.28/1.74                     => ( ( ( in @ Xx @ X )
% 3.28/1.74                         => Xphi )
% 3.28/1.74                       => ( ( ( in @ Xx @ Y )
% 3.28/1.74                           => Xphi )
% 3.28/1.74                         => Xphi ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionTEcontra_type,type,
% 3.28/1.74      binunionTEcontra: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(binunionTEcontra,definition,
% 3.28/1.74      ( binunionTEcontra
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ~ ( in @ Xx @ X )
% 3.28/1.74                     => ( ~ ( in @ Xx @ Y )
% 3.28/1.74                       => ~ ( in @ Xx @ ( binunion @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2a1_type,type,
% 3.28/1.74      demorgan2a1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2a1,definition,
% 3.28/1.74      ( demorgan2a1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 3.28/1.74                     => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(complementUnionInPowersetComplement_type,type,
% 3.28/1.74      complementUnionInPowersetComplement: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(complementUnionInPowersetComplement,definition,
% 3.28/1.74      ( complementUnionInPowersetComplement
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( in @ ( setminus @ A @ ( binunion @ X @ Y ) ) @ ( powerset @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2a2_type,type,
% 3.28/1.74      demorgan2a2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2a2,definition,
% 3.28/1.74      ( demorgan2a2
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 3.28/1.74                     => ( in @ Xx @ ( setminus @ A @ Y ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan1a_type,type,
% 3.28/1.74      demorgan1a: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan1a,definition,
% 3.28/1.74      ( demorgan1a
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) )
% 3.28/1.74                     => ( in @ Xx @ ( binunion @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan1b_type,type,
% 3.28/1.74      demorgan1b: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan1b,definition,
% 3.28/1.74      ( demorgan1b
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( binunion @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) )
% 3.28/1.74                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan1_type,type,
% 3.28/1.74      demorgan1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan1,definition,
% 3.28/1.74      ( demorgan1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( ( setminus @ A @ ( binintersect @ X @ Y ) )
% 3.28/1.74                  = ( binunion @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2a_type,type,
% 3.28/1.74      demorgan2a: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2a,definition,
% 3.28/1.74      ( demorgan2a
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 3.28/1.74                     => ( in @ Xx @ ( binintersect @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2b2_type,type,
% 3.28/1.74      demorgan2b2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2b2,definition,
% 3.28/1.74      ( demorgan2b2
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 3.28/1.74                     => ( ( in @ Xx @ ( setminus @ A @ Y ) )
% 3.28/1.74                       => ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2b_type,type,
% 3.28/1.74      demorgan2b: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2b,definition,
% 3.28/1.74      ( demorgan2b
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ A )
% 3.28/1.74                   => ( ( in @ Xx @ ( binintersect @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) )
% 3.28/1.74                     => ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2_type,type,
% 3.28/1.74      demorgan2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(demorgan2,definition,
% 3.28/1.74      ( demorgan2
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ( ( setminus @ A @ ( binunion @ X @ Y ) )
% 3.28/1.74                  = ( binintersect @ ( setminus @ A @ X ) @ ( setminus @ A @ Y ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(woz13rule0_type,type,
% 3.28/1.74      woz13rule0: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(woz13rule0,definition,
% 3.28/1.74      ( woz13rule0
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Xx: $i] :
% 3.28/1.74                    ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 3.28/1.74                   => ( in @ Xx @ A ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(woz13rule1_type,type,
% 3.28/1.74      woz13rule1: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(woz13rule1,definition,
% 3.28/1.74      ( woz13rule1
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Z: $i] :
% 3.28/1.74                    ( ( in @ Z @ ( powerset @ A ) )
% 3.28/1.74                   => ( ( subset @ X @ Z )
% 3.28/1.74                     => ( subset @ ( binintersect @ X @ Y ) @ Z ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(woz13rule2_type,type,
% 3.28/1.74      woz13rule2: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(woz13rule2,definition,
% 3.28/1.74      ( woz13rule2
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Z: $i] :
% 3.28/1.74                    ( ( in @ Z @ ( powerset @ A ) )
% 3.28/1.74                   => ( ( subset @ Y @ Z )
% 3.28/1.74                     => ( subset @ ( binintersect @ X @ Y ) @ Z ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(woz13rule3_type,type,
% 3.28/1.74      woz13rule3: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(woz13rule3,definition,
% 3.28/1.74      ( woz13rule3
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Z: $i] :
% 3.28/1.74                    ( ( in @ Z @ ( powerset @ A ) )
% 3.28/1.74                   => ( ( subset @ X @ Y )
% 3.28/1.74                     => ( ( subset @ X @ Z )
% 3.28/1.74                       => ( subset @ X @ ( binintersect @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(woz13rule4_type,type,
% 3.28/1.74      woz13rule4: $o ).
% 3.28/1.74  
% 3.28/1.74  thf(woz13rule4,definition,
% 3.28/1.74      ( woz13rule4
% 3.28/1.74      = ( ! [A: $i,X: $i] :
% 3.28/1.74            ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74           => ! [Y: $i] :
% 3.28/1.74                ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74               => ! [Z: $i] :
% 3.28/1.74                    ( ( in @ Z @ ( powerset @ A ) )
% 3.28/1.74                   => ! [W: $i] :
% 3.28/1.74                        ( ( in @ W @ ( powerset @ A ) )
% 3.28/1.74                       => ( ( subset @ X @ Z )
% 3.28/1.74                         => ( ( subset @ Y @ W )
% 3.28/1.74                           => ( subset @ ( binintersect @ X @ Y ) @ ( binintersect @ Z @ W ) ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  
% 3.28/1.74  thf(woz1_1,conjecture,
% 3.28/1.74      ( setextAx
% 3.28/1.74     => ( emptysetAx
% 3.28/1.74       => ( setadjoinAx
% 3.28/1.74         => ( powersetAx
% 3.28/1.74           => ( setunionAx
% 3.28/1.74             => ( omega0Ax
% 3.28/1.74               => ( omegaSAx
% 3.28/1.74                 => ( omegaIndAx
% 3.28/1.74                   => ( replAx
% 3.28/1.74                     => ( foundationAx
% 3.28/1.74                       => ( wellorderingAx
% 3.28/1.74                         => ( descrp
% 3.28/1.74                           => ( dsetconstrI
% 3.28/1.74                             => ( dsetconstrEL
% 3.28/1.74                               => ( dsetconstrER
% 3.28/1.74                                 => ( exuE1
% 3.28/1.74                                   => ( prop2setE
% 3.28/1.74                                     => ( emptysetE
% 3.28/1.74                                       => ( emptysetimpfalse
% 3.28/1.74                                         => ( notinemptyset
% 3.28/1.74                                           => ( exuE3e
% 3.28/1.74                                             => ( setext
% 3.28/1.74                                               => ( emptyI
% 3.28/1.74                                                 => ( noeltsimpempty
% 3.28/1.74                                                   => ( setbeta
% 3.28/1.74                                                     => ( nonemptyE1
% 3.28/1.74                                                       => ( nonemptyI
% 3.28/1.74                                                         => ( nonemptyI1
% 3.28/1.74                                                           => ( setadjoinIL
% 3.28/1.74                                                             => ( emptyinunitempty
% 3.28/1.74                                                               => ( setadjoinIR
% 3.28/1.74                                                                 => ( setadjoinE
% 3.28/1.74                                                                   => ( setadjoinOr
% 3.28/1.74                                                                     => ( setoftrueEq
% 3.28/1.74                                                                       => ( powersetI
% 3.28/1.74                                                                         => ( emptyinPowerset
% 3.28/1.74                                                                           => ( emptyInPowerset
% 3.28/1.74                                                                             => ( powersetE
% 3.28/1.74                                                                               => ( setunionI
% 3.28/1.74                                                                                 => ( setunionE
% 3.28/1.74                                                                                   => ( subPowSU
% 3.28/1.74                                                                                     => ( exuE2
% 3.28/1.74                                                                                       => ( nonemptyImpWitness
% 3.28/1.74                                                                                         => ( uniqinunit
% 3.28/1.74                                                                                           => ( notinsingleton
% 3.28/1.74                                                                                             => ( eqinunit
% 3.28/1.74                                                                                               => ( singletonsswitch
% 3.28/1.74                                                                                                 => ( upairsetE
% 3.28/1.74                                                                                                   => ( upairsetIL
% 3.28/1.74                                                                                                     => ( upairsetIR
% 3.28/1.74                                                                                                       => ( emptyE1
% 3.28/1.74                                                                                                         => ( vacuousDall
% 3.28/1.74                                                                                                           => ( quantDeMorgan1
% 3.28/1.74                                                                                                             => ( quantDeMorgan2
% 3.28/1.74                                                                                                               => ( quantDeMorgan3
% 3.28/1.74                                                                                                                 => ( quantDeMorgan4
% 3.28/1.74                                                                                                                   => ( prop2setI
% 3.28/1.74                                                                                                                     => ( prop2set2propI
% 3.28/1.74                                                                                                                       => ( notdexE
% 3.28/1.74                                                                                                                         => ( notdallE
% 3.28/1.74                                                                                                                           => ( exuI1
% 3.28/1.74                                                                                                                             => ( exuI3
% 3.28/1.74                                                                                                                               => ( exuI2
% 3.28/1.74                                                                                                                                 => ( inCongP
% 3.28/1.74                                                                                                                                   => ( in__Cong
% 3.28/1.74                                                                                                                                     => ( exuE3u
% 3.28/1.74                                                                                                                                       => ( exu__Cong
% 3.28/1.74                                                                                                                                         => ( emptyset__Cong
% 3.28/1.74                                                                                                                                           => ( setadjoin__Cong
% 3.28/1.74                                                                                                                                             => ( powerset__Cong
% 3.28/1.74                                                                                                                                               => ( setunion__Cong
% 3.28/1.74                                                                                                                                                 => ( omega__Cong
% 3.28/1.74                                                                                                                                                   => ( exuEu
% 3.28/1.74                                                                                                                                                     => ( descr__Cong
% 3.28/1.74                                                                                                                                                       => ( dsetconstr__Cong
% 3.28/1.74                                                                                                                                                         => ( subsetI1
% 3.28/1.74                                                                                                                                                           => ( eqimpsubset2
% 3.28/1.74                                                                                                                                                             => ( eqimpsubset1
% 3.28/1.74                                                                                                                                                               => ( subsetI2
% 3.28/1.74                                                                                                                                                                 => ( emptysetsubset
% 3.28/1.74                                                                                                                                                                   => ( subsetE
% 3.28/1.74                                                                                                                                                                     => ( subsetE2
% 3.28/1.74                                                                                                                                                                       => ( notsubsetI
% 3.28/1.74                                                                                                                                                                         => ( notequalI1
% 3.28/1.74                                                                                                                                                                           => ( notequalI2
% 3.28/1.74                                                                                                                                                                             => ( subsetRefl
% 3.28/1.74                                                                                                                                                                               => ( subsetTrans
% 3.28/1.74                                                                                                                                                                                 => ( setadjoinSub
% 3.28/1.74                                                                                                                                                                                   => ( setadjoinSub2
% 3.28/1.74                                                                                                                                                                                     => ( subset2powerset
% 3.28/1.74                                                                                                                                                                                       => ( setextsub
% 3.28/1.74                                                                                                                                                                                         => ( subsetemptysetimpeq
% 3.28/1.74                                                                                                                                                                                           => ( powersetI1
% 3.28/1.74                                                                                                                                                                                             => ( powersetE1
% 3.28/1.74                                                                                                                                                                                               => ( inPowerset
% 3.28/1.74                                                                                                                                                                                                 => ( powersetsubset
% 3.28/1.74                                                                                                                                                                                                   => ( sepInPowerset
% 3.28/1.74                                                                                                                                                                                                     => ( sepSubset
% 3.28/1.74                                                                                                                                                                                                       => ( binunionIL
% 3.28/1.74                                                                                                                                                                                                         => ( upairset2IR
% 3.28/1.74                                                                                                                                                                                                           => ( binunionIR
% 3.28/1.74                                                                                                                                                                                                             => ( binunionEcases
% 3.28/1.74                                                                                                                                                                                                               => ( binunionE
% 3.28/1.74                                                                                                                                                                                                                 => ( binunionLsub
% 3.28/1.74                                                                                                                                                                                                                   => ( binunionRsub
% 3.28/1.74                                                                                                                                                                                                                     => ( binintersectI
% 3.28/1.74                                                                                                                                                                                                                       => ( binintersectSubset5
% 3.28/1.74                                                                                                                                                                                                                         => ( binintersectEL
% 3.28/1.74                                                                                                                                                                                                                           => ( binintersectLsub
% 3.28/1.74                                                                                                                                                                                                                             => ( binintersectSubset2
% 3.28/1.74                                                                                                                                                                                                                               => ( binintersectSubset3
% 3.28/1.74                                                                                                                                                                                                                                 => ( binintersectER
% 3.28/1.74                                                                                                                                                                                                                                   => ( disjointsetsI1
% 3.28/1.74                                                                                                                                                                                                                                     => ( binintersectRsub
% 3.28/1.74                                                                                                                                                                                                                                       => ( binintersectSubset4
% 3.28/1.74                                                                                                                                                                                                                                         => ( binintersectSubset1
% 3.28/1.74                                                                                                                                                                                                                                           => ( bs114d
% 3.28/1.74                                                                                                                                                                                                                                             => ( setminusI
% 3.28/1.74                                                                                                                                                                                                                                               => ( setminusEL
% 3.28/1.74                                                                                                                                                                                                                                                 => ( setminusER
% 3.28/1.74                                                                                                                                                                                                                                                   => ( setminusSubset2
% 3.28/1.74                                                                                                                                                                                                                                                     => ( setminusERneg
% 3.28/1.74                                                                                                                                                                                                                                                       => ( setminusELneg
% 3.28/1.74                                                                                                                                                                                                                                                         => ( setminusILneg
% 3.28/1.74                                                                                                                                                                                                                                                           => ( setminusIRneg
% 3.28/1.74                                                                                                                                                                                                                                                             => ( setminusLsub
% 3.28/1.74                                                                                                                                                                                                                                                               => ( setminusSubset1
% 3.28/1.74                                                                                                                                                                                                                                                                 => ( symdiffE
% 3.28/1.74                                                                                                                                                                                                                                                                   => ( symdiffI1
% 3.28/1.74                                                                                                                                                                                                                                                                     => ( symdiffI2
% 3.28/1.74                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 3.28/1.74                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 3.28/1.74                                                                                                                                                                                                                                                                           => ( secondinupair
% 3.28/1.74                                                                                                                                                                                                                                                                             => ( setukpairIL
% 3.28/1.74                                                                                                                                                                                                                                                                               => ( setukpairIR
% 3.28/1.74                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 3.28/1.74                                                                                                                                                                                                                                                                                   => ( kpairp
% 3.28/1.74                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 3.28/1.74                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 3.28/1.74                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 3.28/1.74                                                                                                                                                                                                                                                                                           => ( upairset2E
% 3.28/1.74                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 3.28/1.74                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 3.28/1.74                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 3.28/1.74                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 3.28/1.74                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 3.28/1.74                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 3.28/1.74                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 3.28/1.74                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 3.28/1.74                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 3.28/1.74                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 3.28/1.74                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 3.28/1.74                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 3.28/1.74                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( inComplementUnionImpInComplement1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTE
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTEcontra
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( demorgan2a1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementUnionInPowersetComplement
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( demorgan2a2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( demorgan1a
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( demorgan1b
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( demorgan1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( demorgan2a
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( demorgan2b2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( demorgan2b
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( demorgan2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( woz13rule0
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( woz13rule1
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( woz13rule2
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( woz13rule3
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( woz13rule4
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [A: $i,X: $i] :
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( in @ X @ ( powerset @ A ) )
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [Y: $i] :
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ Y @ ( powerset @ A ) )
% 3.28/1.74                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 3.28/1.74  ------------------------
% 3.28/1.77  % (10309)lrs+1002_1:8_bd=off:fd=off:hud=10:tnu=1:i=183:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/183Mi)
% 3.28/1.78  % (10312)lrs+10_1:1_au=on:inj=on:i=2:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/2Mi)
% 3.28/1.78  % (10311)dis+1010_1:1_au=on:cbe=off:chr=on:fsr=off:hfsq=on:nm=64:sos=theory:sp=weighted_frequency:i=27:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/27Mi)
% 3.28/1.78  % (10313)lrs+1002_1:128_aac=none:au=on:cnfonf=lazy_not_gen_be_off:sos=all:i=2:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/2Mi)
% 3.28/1.78  % (10314)lrs+1002_1:1_au=on:bd=off:e2e=on:sd=2:sos=on:ss=axioms:i=275:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/275Mi)
% 3.28/1.78  % (10312)Instruction limit reached!
% 3.28/1.78  % (10312)------------------------------
% 3.28/1.78  % (10312)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.28/1.78  % (10312)Termination reason: Unknown
% 3.28/1.78  % (10312)Termination phase: shuffling
% 3.28/1.78  
% 3.28/1.78  % (10313)Instruction limit reached!
% 3.28/1.78  % (10313)------------------------------
% 3.28/1.78  % (10313)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.28/1.78  % (10312)Memory used [KB]: 1535
% 3.28/1.78  % (10312)Time elapsed: 0.003 s
% 3.28/1.78  % (10312)Instructions burned: 3 (million)
% 3.28/1.78  % (10312)------------------------------
% 3.28/1.78  % (10312)------------------------------
% 3.28/1.78  % (10313)Termination reason: Unknown
% 3.28/1.78  % (10313)Termination phase: shuffling
% 3.28/1.78  
% 3.28/1.78  % (10313)Memory used [KB]: 1535
% 3.28/1.78  % (10313)Time elapsed: 0.003 s
% 3.28/1.78  % (10313)Instructions burned: 3 (million)
% 3.28/1.78  % (10313)------------------------------
% 3.28/1.78  % (10313)------------------------------
% 3.28/1.78  % (10310)lrs+10_1:1_c=on:cnfonf=conj_eager:fd=off:fe=off:kws=frequency:spb=intro:i=4:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/4Mi)
% 3.28/1.78  % (10310)Instruction limit reached!
% 3.28/1.78  % (10310)------------------------------
% 3.28/1.78  % (10310)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.28/1.78  % (10310)Termination reason: Unknown
% 3.28/1.78  % (10310)Termination phase: shuffling
% 3.28/1.78  
% 3.28/1.78  % (10310)Memory used [KB]: 1663
% 3.28/1.78  % (10310)Time elapsed: 0.004 s
% 3.28/1.78  % (10310)Instructions burned: 5 (million)
% 3.28/1.78  % (10310)------------------------------
% 3.28/1.78  % (10310)------------------------------
% 3.28/1.79  % (10311)Instruction limit reached!
% 3.28/1.79  % (10311)------------------------------
% 3.28/1.79  % (10311)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.28/1.79  % (10311)Termination reason: Unknown
% 3.28/1.79  % (10311)Termination phase: shuffling
% 3.28/1.79  
% 3.28/1.79  % (10311)Memory used [KB]: 2046
% 3.28/1.79  % (10311)Time elapsed: 0.014 s
% 3.28/1.79  % (10311)Instructions burned: 27 (million)
% 3.28/1.79  % (10311)------------------------------
% 3.28/1.79  % (10311)------------------------------
% 3.28/1.79  % (10315)lrs+1004_1:128_cond=on:e2e=on:sp=weighted_frequency:i=18:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/18Mi)
% 3.28/1.79  % (10320)lrs+10_1:1_bet=on:cnfonf=off:fd=off:hud=5:inj=on:i=3:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/3Mi)
% 3.28/1.79  % (10320)Instruction limit reached!
% 3.28/1.79  % (10320)------------------------------
% 3.28/1.79  % (10320)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.28/1.79  % (10320)Termination reason: Unknown
% 3.28/1.79  % (10320)Termination phase: shuffling
% 3.28/1.79  
% 3.28/1.79  % (10320)Memory used [KB]: 1535
% 3.28/1.79  % (10320)Time elapsed: 0.004 s
% 3.28/1.79  % (10320)Instructions burned: 3 (million)
% 3.28/1.79  % (10320)------------------------------
% 3.28/1.79  % (10320)------------------------------
% 3.28/1.79  % (10321)lrs+1002_1:1_cnfonf=lazy_not_be_gen:hud=14:prag=on:sp=weighted_frequency:tnu=1:i=37:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/37Mi)
% 3.34/1.80  % (10323)lrs+2_16:1_acc=model:au=on:bd=off:c=on:e2e=on:nm=2:sos=all:i=15:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/15Mi)
% 3.34/1.80  % (10315)Instruction limit reached!
% 3.34/1.80  % (10315)------------------------------
% 3.34/1.80  % (10315)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.80  % (10315)Termination reason: Unknown
% 3.34/1.80  % (10315)Termination phase: shuffling
% 3.34/1.80  
% 3.34/1.80  % (10315)Memory used [KB]: 1918
% 3.34/1.80  % (10315)Time elapsed: 0.014 s
% 3.34/1.80  % (10315)Instructions burned: 19 (million)
% 3.34/1.80  % (10315)------------------------------
% 3.34/1.80  % (10315)------------------------------
% 3.34/1.80  % (10326)dis+21_1:1_cbe=off:cnfonf=off:fs=off:fsr=off:hud=1:inj=on:i=3:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/3Mi)
% 3.34/1.80  % (10326)Instruction limit reached!
% 3.34/1.80  % (10326)------------------------------
% 3.34/1.80  % (10326)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.80  % (10326)Termination reason: Unknown
% 3.34/1.80  % (10326)Termination phase: shuffling
% 3.34/1.80  
% 3.34/1.80  % (10326)Memory used [KB]: 1535
% 3.34/1.80  % (10326)Time elapsed: 0.003 s
% 3.34/1.80  % (10326)Instructions burned: 3 (million)
% 3.34/1.80  % (10326)------------------------------
% 3.34/1.80  % (10326)------------------------------
% 3.34/1.80  % (10321)Instruction limit reached!
% 3.34/1.80  % (10321)------------------------------
% 3.34/1.80  % (10321)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.80  % (10321)Termination reason: Unknown
% 3.34/1.80  % (10321)Termination phase: shuffling
% 3.34/1.80  
% 3.34/1.80  % (10321)Memory used [KB]: 2302
% 3.34/1.80  % (10321)Time elapsed: 0.012 s
% 3.34/1.80  % (10321)Instructions burned: 39 (million)
% 3.34/1.80  % (10321)------------------------------
% 3.34/1.80  % (10321)------------------------------
% 3.34/1.81  % (10323)Instruction limit reached!
% 3.34/1.81  % (10323)------------------------------
% 3.34/1.81  % (10323)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.81  % (10323)Termination reason: Unknown
% 3.34/1.81  % (10323)Termination phase: shuffling
% 3.34/1.81  
% 3.34/1.81  % (10323)Memory used [KB]: 1791
% 3.34/1.81  % (10323)Time elapsed: 0.010 s
% 3.34/1.81  % (10323)Instructions burned: 15 (million)
% 3.34/1.81  % (10323)------------------------------
% 3.34/1.81  % (10323)------------------------------
% 3.34/1.81  % (10327)lrs+1002_1:1_aac=none:au=on:cnfonf=lazy_gen:plsq=on:plsqc=1:plsqr=4203469,65536:i=1041:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/1041Mi)
% 3.34/1.81  % (10330)lrs+10_1:1_av=off:chr=on:plsq=on:slsq=on:i=7:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/7Mi)
% 3.34/1.82  % (10333)lrs+21_1:1_au=on:cnfonf=off:fd=preordered:fe=off:fsr=off:hud=11:inj=on:kws=precedence:s2pl=no:sp=weighted_frequency:tgt=full:i=3:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/3Mi)
% 3.34/1.82  % (10330)Instruction limit reached!
% 3.34/1.82  % (10330)------------------------------
% 3.34/1.82  % (10330)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.82  % (10330)Termination reason: Unknown
% 3.34/1.82  % (10330)Termination phase: shuffling
% 3.34/1.82  
% 3.34/1.82  % (10330)Memory used [KB]: 1535
% 3.34/1.82  % (10330)Time elapsed: 0.005 s
% 3.34/1.82  % (10333)Instruction limit reached!
% 3.34/1.82  % (10333)------------------------------
% 3.34/1.82  % (10333)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.82  % (10333)Termination reason: Unknown
% 3.34/1.82  % (10333)Termination phase: shuffling
% 3.34/1.82  
% 3.34/1.82  % (10333)Memory used [KB]: 1535
% 3.34/1.82  % (10333)Time elapsed: 0.002 s
% 3.34/1.82  % (10333)Instructions burned: 3 (million)
% 3.34/1.82  % (10333)------------------------------
% 3.34/1.82  % (10333)------------------------------
% 3.34/1.82  % (10330)Instructions burned: 7 (million)
% 3.34/1.82  % (10330)------------------------------
% 3.34/1.82  % (10330)------------------------------
% 3.34/1.82  % (10332)lrs+10_1:1_acc=on:amm=sco:cs=on:tgt=full:i=16:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/16Mi)
% 3.34/1.82  % (10334)lrs+2_1:1_apa=on:au=on:bd=preordered:cnfonf=off:cs=on:ixr=off:sos=on:i=3:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/3Mi)
% 3.34/1.83  % (10334)Instruction limit reached!
% 3.34/1.83  % (10334)------------------------------
% 3.34/1.83  % (10334)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.83  % (10334)Termination reason: Unknown
% 3.34/1.83  % (10334)Termination phase: shuffling
% 3.34/1.83  
% 3.34/1.83  % (10334)Memory used [KB]: 1535
% 3.34/1.83  % (10334)Time elapsed: 0.003 s
% 3.34/1.83  % (10334)Instructions burned: 3 (million)
% 3.34/1.83  % (10334)------------------------------
% 3.34/1.83  % (10334)------------------------------
% 3.34/1.83  % (10337)lrs+10_1:1_cnfonf=off:cs=on:hud=3:prag=on:sup=off:i=7:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/7Mi)
% 3.34/1.83  % (10332)Instruction limit reached!
% 3.34/1.83  % (10332)------------------------------
% 3.34/1.83  % (10332)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.83  % (10332)Termination reason: Unknown
% 3.34/1.83  % (10332)Termination phase: shuffling
% 3.34/1.83  
% 3.34/1.83  % (10332)Memory used [KB]: 1791
% 3.34/1.83  % (10332)Time elapsed: 0.010 s
% 3.34/1.83  % (10332)Instructions burned: 16 (million)
% 3.34/1.83  % (10332)------------------------------
% 3.34/1.83  % (10332)------------------------------
% 3.34/1.83  % (10337)Instruction limit reached!
% 3.34/1.83  % (10337)------------------------------
% 3.34/1.83  % (10337)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.83  % (10337)Termination reason: Unknown
% 3.34/1.83  % (10337)Termination phase: shuffling
% 3.34/1.83  
% 3.34/1.83  % (10337)Memory used [KB]: 1663
% 3.34/1.83  % (10337)Time elapsed: 0.005 s
% 3.34/1.83  % (10337)Instructions burned: 9 (million)
% 3.34/1.83  % (10337)------------------------------
% 3.34/1.83  % (10337)------------------------------
% 3.34/1.84  % (10338)dis+1002_1:1_add=large:cnfonf=lazy_pi_sigma_gen:fe=off:prag=on:i=3:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/3Mi)
% 3.34/1.84  % (10338)Instruction limit reached!
% 3.34/1.84  % (10338)------------------------------
% 3.34/1.84  % (10338)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.84  % (10338)Termination reason: Unknown
% 3.34/1.84  % (10338)Termination phase: shuffling
% 3.34/1.84  
% 3.34/1.84  % (10338)Memory used [KB]: 1535
% 3.34/1.84  % (10338)Time elapsed: 0.003 s
% 3.34/1.84  % (10338)Instructions burned: 3 (million)
% 3.34/1.84  % (10338)------------------------------
% 3.34/1.84  % (10338)------------------------------
% 3.34/1.85  % (10341)lrs+1002_1:1_anc=all_dependent:au=on:cbe=off:fde=unused:ntd=on:i=18:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/18Mi)
% 3.34/1.85  % (10343)lrs+10_1:1_e2e=on:sd=1:sgt=8:ss=axioms:i=710:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/710Mi)
% 3.34/1.85  % (10340)dis+1004_1:1_cha=on:cs=on:fe=off:hud=1:i=4:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/4Mi)
% 3.34/1.85  % (10309)Instruction limit reached!
% 3.34/1.85  % (10309)------------------------------
% 3.34/1.85  % (10309)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.85  % (10309)Termination reason: Unknown
% 3.34/1.85  % (10309)Termination phase: Saturation
% 3.34/1.85  
% 3.34/1.85  % (10309)Memory used [KB]: 7419
% 3.34/1.85  % (10309)Time elapsed: 0.082 s
% 3.34/1.85  % (10309)Instructions burned: 183 (million)
% 3.34/1.85  % (10309)------------------------------
% 3.34/1.85  % (10309)------------------------------
% 3.34/1.85  % (10340)Instruction limit reached!
% 3.34/1.85  % (10340)------------------------------
% 3.34/1.85  % (10340)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.85  % (10340)Termination reason: Unknown
% 3.34/1.85  % (10340)Termination phase: shuffling
% 3.34/1.85  
% 3.34/1.85  % (10340)Memory used [KB]: 1535
% 3.34/1.85  % (10340)Time elapsed: 0.003 s
% 3.34/1.85  % (10340)Instructions burned: 7 (million)
% 3.34/1.85  % (10340)------------------------------
% 3.34/1.85  % (10340)------------------------------
% 3.34/1.85  % (10341)Instruction limit reached!
% 3.34/1.85  % (10341)------------------------------
% 3.34/1.85  % (10341)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.85  % (10341)Termination reason: Unknown
% 3.34/1.85  % (10341)Termination phase: shuffling
% 3.34/1.85  
% 3.34/1.85  % (10341)Memory used [KB]: 1791
% 3.34/1.85  % (10341)Time elapsed: 0.011 s
% 3.34/1.85  % (10341)Instructions burned: 18 (million)
% 3.34/1.85  % (10341)------------------------------
% 3.34/1.85  % (10341)------------------------------
% 3.34/1.85  % (10344)lrs+1004_1:1_chr=on:prag=on:i=6:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/6Mi)
% 3.34/1.86  % (10344)Instruction limit reached!
% 3.34/1.86  % (10344)------------------------------
% 3.34/1.86  % (10344)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.86  % (10344)Termination reason: Unknown
% 3.34/1.86  % (10344)Termination phase: shuffling
% 3.34/1.86  
% 3.34/1.86  % (10344)Memory used [KB]: 1535
% 3.34/1.86  % (10344)Time elapsed: 0.005 s
% 3.34/1.86  % (10344)Instructions burned: 7 (million)
% 3.34/1.86  % (10344)------------------------------
% 3.34/1.86  % (10344)------------------------------
% 3.34/1.86  % (10348)dis+21_1:8_apa=on:cnfonf=off:fd=off:fsr=off:hud=0:ins=1:kws=inv_frequency:nwc=10.0:ss=axioms:st=5.0:i=21:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/21Mi)
% 3.34/1.86  % (10347)dis+1002_5:1_au=on:bd=off:e2e=on:fde=none:fs=off:fsr=off:sos=on:i=902:si=on:rtra=on_0 on DTF2THF_10097 for (2999ds/902Mi)
% 3.34/1.87  % (10349)dis+10_1:1_cnfonf=lazy_gen:fe=off:i=5:si=on:rtra=on_0 on DTF2THF_10097 for (2998ds/5Mi)
% 3.34/1.87  % (10348)Instruction limit reached!
% 3.34/1.87  % (10348)------------------------------
% 3.34/1.87  % (10348)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.87  % (10348)Termination reason: Unknown
% 3.34/1.87  % (10348)Termination phase: shuffling
% 3.34/1.87  
% 3.34/1.87  % (10348)Memory used [KB]: 1918
% 3.34/1.87  % (10348)Time elapsed: 0.012 s
% 3.34/1.87  % (10348)Instructions burned: 22 (million)
% 3.34/1.87  % (10348)------------------------------
% 3.34/1.87  % (10348)------------------------------
% 3.34/1.87  % (10349)Instruction limit reached!
% 3.34/1.87  % (10349)------------------------------
% 3.34/1.87  % (10349)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.87  % (10349)Termination reason: Unknown
% 3.34/1.87  % (10349)Termination phase: shuffling
% 3.34/1.87  
% 3.34/1.87  % (10349)Memory used [KB]: 1535
% 3.34/1.87  % (10349)Time elapsed: 0.005 s
% 3.34/1.87  % (10349)Instructions burned: 6 (million)
% 3.34/1.87  % (10349)------------------------------
% 3.34/1.87  % (10349)------------------------------
% 3.34/1.88  % (10351)lrs+2_1:1_cnfonf=lazy_not_gen_be_off:cs=on:fe=off:hud=10:inj=on:ins=3:plsq=on:plsqc=1:sd=10:ss=axioms:tnu=1:i=6:si=on:rtra=on_0 on DTF2THF_10097 for (2998ds/6Mi)
% 3.34/1.88  % (10351)Instruction limit reached!
% 3.34/1.88  % (10351)------------------------------
% 3.34/1.88  % (10351)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.88  % (10351)Termination reason: Unknown
% 3.34/1.88  % (10351)Termination phase: shuffling
% 3.34/1.88  
% 3.34/1.88  % (10351)Memory used [KB]: 1535
% 3.34/1.88  % (10351)Time elapsed: 0.005 s
% 3.34/1.88  % (10351)Instructions burned: 7 (million)
% 3.34/1.88  % (10351)------------------------------
% 3.34/1.88  % (10351)------------------------------
% 3.34/1.89  % (10352)lrs+1002_1:128_au=on:c=on:fsr=off:piset=equals:i=377:si=on:rtra=on_0 on DTF2THF_10097 for (2998ds/377Mi)
% 3.34/1.89  % (10353)dis+1010_1:4_atotf=0.2:c=on:cbe=off:cnfonf=lazy_simp:fe=off:ins=2:ntd=on:s2a=on:s2at=5.0:sgt=5:ss=axioms:st=1.5:i=779:si=on:rtra=on_0 on DTF2THF_10097 for (2998ds/779Mi)
% 3.34/1.90  % (10354)lrs+10_1:1_cnfonf=lazy_not_be_gen:ntd=on:sp=const_min:ss=axioms:sup=off:i=19:si=on:rtra=on_0 on DTF2THF_10097 for (2998ds/19Mi)
% 3.34/1.90  % (10314)Instruction limit reached!
% 3.34/1.90  % (10314)------------------------------
% 3.34/1.90  % (10314)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.90  % (10314)Termination reason: Unknown
% 3.34/1.90  % (10314)Termination phase: Saturation
% 3.34/1.90  
% 3.34/1.90  % (10314)Memory used [KB]: 9978
% 3.34/1.90  % (10314)Time elapsed: 0.130 s
% 3.34/1.90  % (10314)Instructions burned: 275 (million)
% 3.34/1.90  % (10314)------------------------------
% 3.34/1.90  % (10314)------------------------------
% 3.34/1.91  % (10354)Instruction limit reached!
% 3.34/1.91  % (10354)------------------------------
% 3.34/1.91  % (10354)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.91  % (10354)Termination reason: Unknown
% 3.34/1.91  % (10354)Termination phase: shuffling
% 3.34/1.91  
% 3.34/1.91  % (10354)Memory used [KB]: 1918
% 3.34/1.91  % (10354)Time elapsed: 0.012 s
% 3.34/1.91  % (10354)Instructions burned: 20 (million)
% 3.34/1.91  % (10354)------------------------------
% 3.34/1.91  % (10354)------------------------------
% 3.34/1.92  % (10356)lrs+1010_1:1_au=on:s2a=on:sd=1:sgt=50:ss=axioms:i=879:si=on:rtra=on_0 on DTF2THF_10097 for (2998ds/879Mi)
% 3.34/1.93  % (10357)dis+1002_1:128_acc=on:er=filter:i=17:si=on:rtra=on_0 on DTF2THF_10097 for (2998ds/17Mi)
% 3.34/1.93  % (10357)Instruction limit reached!
% 3.34/1.93  % (10357)------------------------------
% 3.34/1.93  % (10357)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.93  % (10357)Termination reason: Unknown
% 3.34/1.93  % (10357)Termination phase: shuffling
% 3.34/1.93  
% 3.34/1.93  % (10357)Memory used [KB]: 1791
% 3.34/1.93  % (10357)Time elapsed: 0.010 s
% 3.34/1.93  % (10357)Instructions burned: 19 (million)
% 3.34/1.93  % (10357)------------------------------
% 3.34/1.93  % (10357)------------------------------
% 3.34/1.95  % (10359)ott+21_1:1_apa=on:au=on:cnfonf=off:sos=on:i=3:si=on:rtra=on_0 on DTF2THF_10097 for (2998ds/3Mi)
% 3.34/1.95  % (10359)Instruction limit reached!
% 3.34/1.95  % (10359)------------------------------
% 3.34/1.95  % (10359)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.95  % (10359)Termination reason: Unknown
% 3.34/1.95  % (10359)Termination phase: shuffling
% 3.34/1.95  
% 3.34/1.95  % (10359)Memory used [KB]: 1535
% 3.34/1.95  % (10359)Time elapsed: 0.003 s
% 3.34/1.95  % (10359)Instructions burned: 3 (million)
% 3.34/1.95  % (10359)------------------------------
% 3.34/1.95  % (10359)------------------------------
% 3.34/1.97  % (10361)lrs+1010_1:8_cnfonf=off:hud=1:inj=on:tnu=5:i=30:si=on:rtra=on_0 on DTF2THF_10097 for (2998ds/30Mi)
% 3.34/1.98  % (10361)Instruction limit reached!
% 3.34/1.98  % (10361)------------------------------
% 3.34/1.98  % (10361)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 3.34/1.98  % (10361)Termination reason: Unknown
% 3.34/1.98  % (10361)Termination phase: shuffling
% 3.34/1.98  
% 3.34/1.98  % (10361)Memory used [KB]: 2046
% 3.34/1.98  % (10361)Time elapsed: 0.011 s
% 3.34/1.98  % (10361)Instructions burned: 31 (million)
% 3.34/1.98  % (10361)------------------------------
% 3.34/1.98  % (10361)------------------------------
% 3.34/1.99  % (10363)dis+10_1:1_ixr=off:plsq=on:plsqc=1:plsqr=32,1:s2a=on:i=127:si=on:rtra=on_0 on DTF2THF_10097 for (2997ds/127Mi)
% 5.08/2.03  % (10347)First to succeed.
% 5.08/2.04  % (10352)Instruction limit reached!
% 5.08/2.04  % (10352)------------------------------
% 5.08/2.04  % (10352)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 5.08/2.04  % (10352)Termination reason: Unknown
% 5.08/2.04  % (10352)Termination phase: Saturation
% 5.08/2.04  
% 5.08/2.04  % (10352)Memory used [KB]: 9466
% 5.08/2.04  % (10352)Time elapsed: 0.148 s
% 5.08/2.04  % (10352)Instructions burned: 378 (million)
% 5.08/2.04  % (10352)------------------------------
% 5.08/2.04  % (10352)------------------------------
% 5.08/2.04  % (10347)Refutation found. Thanks to Tanya!
% 5.08/2.04  % SZS status Theorem for DTF2THF_10097
% 5.08/2.04  % SZS output start Proof for DTF2THF_10097
% 5.08/2.04  thf(func_def_0, type, in: $i > $i > $o).
% 5.08/2.04  thf(func_def_1, type, exu: ($i > $o) > $o).
% 5.08/2.04  thf(func_def_6, type, setadjoin: $i > $i > $i).
% 5.08/2.04  thf(func_def_8, type, powerset: $i > $i).
% 5.08/2.04  thf(func_def_10, type, setunion: $i > $i).
% 5.08/2.04  thf(func_def_19, type, descr: ($i > $o) > $i).
% 5.08/2.04  thf(func_def_21, type, dsetconstr: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_26, type, prop2set: $o > $i).
% 5.08/2.04  thf(func_def_36, type, nonempty: $i > $o).
% 5.08/2.04  thf(func_def_69, type, set2prop: $i > $o).
% 5.08/2.04  thf(func_def_88, type, subset: $i > $i > $o).
% 5.08/2.04  thf(func_def_89, type, disjoint: $i > $i > $o).
% 5.08/2.04  thf(func_def_90, type, setsmeet: $i > $i > $o).
% 5.08/2.04  thf(func_def_114, type, binunion: $i > $i > $i).
% 5.08/2.04  thf(func_def_122, type, binintersect: $i > $i > $i).
% 5.08/2.04  thf(func_def_135, type, regular: $i > $o).
% 5.08/2.04  thf(func_def_136, type, setminus: $i > $i > $i).
% 5.08/2.04  thf(func_def_147, type, symdiff: $i > $i > $i).
% 5.08/2.04  thf(func_def_153, type, iskpair: $i > $o).
% 5.08/2.04  thf(func_def_158, type, kpair: $i > $i > $i).
% 5.08/2.04  thf(func_def_160, type, cartprod: $i > $i > $i).
% 5.08/2.04  thf(func_def_177, type, singleton: $i > $o).
% 5.08/2.04  thf(func_def_179, type, ex1: $i > ($i > $o) > $o).
% 5.08/2.04  thf(func_def_184, type, atmost1p: $i > $o).
% 5.08/2.04  thf(func_def_185, type, atleast2p: $i > $o).
% 5.08/2.04  thf(func_def_186, type, atmost2p: $i > $o).
% 5.08/2.04  thf(func_def_187, type, upairsetp: $i > $o).
% 5.08/2.04  thf(func_def_191, type, kfst: $i > $i).
% 5.08/2.04  thf(func_def_203, type, ksnd: $i > $i).
% 5.08/2.04  thf(func_def_213, type, breln: $i > $i > $i > $o).
% 5.08/2.04  thf(func_def_214, type, dpsetconstr: $i > $i > ($i > $i > $o) > $i).
% 5.08/2.04  thf(func_def_222, type, func: $i > $i > $i > $o).
% 5.08/2.04  thf(func_def_223, type, funcSet: $i > $i > $i).
% 5.08/2.04  thf(func_def_226, type, ap: $i > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_232, type, lam: $i > $i > ($i > $i) > $i).
% 5.08/2.04  thf(func_def_259, type, if: $i > $o > $i > $i > $i).
% 5.08/2.04  thf(func_def_331, type, sP0: $i > $i > $i > $o).
% 5.08/2.04  thf(func_def_335, type, sP4: $o > $i > $i > $i > $o).
% 5.08/2.04  thf(func_def_338, type, sP7: $i > $i > $o).
% 5.08/2.04  thf(func_def_339, type, sP8: $i > $o).
% 5.08/2.04  thf(func_def_340, type, sP9: $i > $i > $o).
% 5.08/2.04  thf(func_def_341, type, sP10: $i > $i > $o).
% 5.08/2.04  thf(func_def_342, type, sP11: $i > $i > $i > $i > $o).
% 5.08/2.04  thf(func_def_354, type, sK23: $i > $i > $i).
% 5.08/2.04  thf(func_def_355, type, sK24: $i > $i > $i).
% 5.08/2.04  thf(func_def_377, type, sK46: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_378, type, sK47: $i > $o).
% 5.08/2.04  thf(func_def_398, type, sK67: ($i > $i) > $i > $i > $i).
% 5.08/2.04  thf(func_def_401, type, sK70: $i > $i).
% 5.08/2.04  thf(func_def_412, type, sK81: $o > $i > $i > $i).
% 5.08/2.04  thf(func_def_422, type, sK91: $i > $i > $o).
% 5.08/2.04  thf(func_def_436, type, sK105: $i > $i > $o).
% 5.08/2.04  thf(func_def_460, type, sK129: $i > $i > $o).
% 5.08/2.04  thf(func_def_473, type, sK142: $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_477, type, sK146: $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_487, type, sK156: $i > $i).
% 5.08/2.04  thf(func_def_490, type, sK159: $i > $i > ($i > $i) > $i).
% 5.08/2.04  thf(func_def_494, type, sK163: ($i > $o) > $i).
% 5.08/2.04  thf(func_def_495, type, sK164: $i > $o).
% 5.08/2.04  thf(func_def_496, type, sK165: $i > $i).
% 5.08/2.04  thf(func_def_501, type, sK170: $i > $o).
% 5.08/2.04  thf(func_def_522, type, sK191: $i > $i).
% 5.08/2.04  thf(func_def_529, type, sK198: $i > $o).
% 5.08/2.04  thf(func_def_534, type, sK203: $i > $o).
% 5.08/2.04  thf(func_def_554, type, sK223: $i > $i > $i).
% 5.08/2.04  thf(func_def_561, type, sK230: $i > $i > $i).
% 5.08/2.04  thf(func_def_571, type, sK240: $i > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_572, type, sK241: $i > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_582, type, sK251: $i > $i > $o).
% 5.08/2.04  thf(func_def_590, type, sK259: $i > $o).
% 5.08/2.04  thf(func_def_593, type, sK262: $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_599, type, sK268: $i > $i > $o).
% 5.08/2.04  thf(func_def_606, type, sK275: $i > $o).
% 5.08/2.04  thf(func_def_619, type, sK288: ($i > $o) > $i).
% 5.08/2.04  thf(func_def_620, type, sK289: ($i > $o) > $i).
% 5.08/2.04  thf(func_def_621, type, sK290: $i > $o).
% 5.08/2.04  thf(func_def_639, type, sK308: $i > $o).
% 5.08/2.04  thf(func_def_641, type, sK310: ($i > $o) > $i > $i).
% 5.08/2.04  thf(func_def_644, type, sK313: $i > $i).
% 5.08/2.04  thf(func_def_646, type, sK315: ($i > $i) > $i > $i > $i).
% 5.08/2.04  thf(func_def_678, type, sK347: $i > $o).
% 5.08/2.04  thf(func_def_695, type, sK364: $i > $i > $o).
% 5.08/2.04  thf(func_def_706, type, sK375: $i > $o).
% 5.08/2.04  thf(func_def_707, type, sK376: $i > $i).
% 5.08/2.04  thf(func_def_708, type, sK377: ($i > $o) > $i).
% 5.08/2.04  thf(func_def_723, type, sK392: $i > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_731, type, sK400: $i > $o).
% 5.08/2.04  thf(func_def_734, type, sK403: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_735, type, sK404: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_739, type, sK408: $i > $o).
% 5.08/2.04  thf(func_def_741, type, sK410: ($i > $o) > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_742, type, sK411: ($i > $o) > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_752, type, sK421: $i > $o).
% 5.08/2.04  thf(func_def_760, type, sK429: $i > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_782, type, sK451: $i > $i > $i).
% 5.08/2.04  thf(func_def_808, type, sK477: $i > $o).
% 5.08/2.04  thf(func_def_811, type, sK480: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_812, type, sK481: $i > $i).
% 5.08/2.04  thf(func_def_814, type, sK483: $i > $i).
% 5.08/2.04  thf(func_def_819, type, sK488: $i > $i > $i).
% 5.08/2.04  thf(func_def_834, type, sK503: $i > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_838, type, sK507: ($i > $o) > ($i > $o) > $i > $i > $i).
% 5.08/2.04  thf(func_def_839, type, sK508: ($i > $o) > ($i > $o) > $i > $i > $i).
% 5.08/2.04  thf(func_def_842, type, sK511: $i > $o).
% 5.08/2.04  thf(func_def_843, type, sK512: $i > $o).
% 5.08/2.04  thf(func_def_870, type, sK539: $i > $i).
% 5.08/2.04  thf(func_def_883, type, sK552: $i > $o).
% 5.08/2.04  thf(func_def_886, type, sK555: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_887, type, sK556: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_914, type, sK583: $i > $i > $o).
% 5.08/2.04  thf(func_def_915, type, sK584: $i > $i).
% 5.08/2.04  thf(func_def_916, type, sK585: $i > $i).
% 5.08/2.04  thf(func_def_917, type, sK586: ($i > $i > $o) > $i > $i).
% 5.08/2.04  thf(func_def_918, type, sK587: $i > ($i > $i > $o) > $i > $i).
% 5.08/2.04  thf(func_def_919, type, sK588: ($i > $i > $o) > $i > $i).
% 5.08/2.04  thf(func_def_922, type, sK591: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_923, type, sK592: $i > $o).
% 5.08/2.04  thf(func_def_936, type, sK605: $i > $i > $i).
% 5.08/2.04  thf(func_def_938, type, sK607: $i > $o).
% 5.08/2.04  thf(func_def_941, type, sK610: $i > $o).
% 5.08/2.04  thf(func_def_961, type, sK630: $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_964, type, sK633: $i > $o).
% 5.08/2.04  thf(func_def_974, type, sK643: $i > $i).
% 5.08/2.04  thf(func_def_984, type, sK653: $i > $o).
% 5.08/2.04  thf(func_def_997, type, sK666: ($i > $i) > $i > $i > $i).
% 5.08/2.04  thf(func_def_1000, type, sK669: $i > $i).
% 5.08/2.04  thf(func_def_1010, type, sK679: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_1011, type, sK680: $i > $o).
% 5.08/2.04  thf(func_def_1018, type, sK687: $i > $o).
% 5.08/2.04  thf(func_def_1020, type, sK689: ($i > $o) > $i > $i).
% 5.08/2.04  thf(func_def_1038, type, sK707: $i > $i > $o).
% 5.08/2.04  thf(func_def_1040, type, sK709: $i > $i).
% 5.08/2.04  thf(func_def_1042, type, sK711: $i > $o).
% 5.08/2.04  thf(func_def_1058, type, sK727: ($i > $o) > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_1059, type, sK728: ($i > $o) > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_1060, type, sK729: $i > $o).
% 5.08/2.04  thf(func_def_1061, type, sK730: $i > $o).
% 5.08/2.04  thf(func_def_1081, type, sK750: $i > $o).
% 5.08/2.04  thf(func_def_1083, type, sK752: ($i > $o) > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1084, type, sK753: ($i > $o) > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1089, type, sK758: $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1090, type, sK759: $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1096, type, sK765: $i > $i > $i).
% 5.08/2.04  thf(func_def_1097, type, sK766: $i > $i > $i).
% 5.08/2.04  thf(func_def_1098, type, sK767: $i > $i > $i).
% 5.08/2.04  thf(func_def_1099, type, sK768: $i > $i > $i).
% 5.08/2.04  thf(func_def_1100, type, sK769: $i > $i > $i).
% 5.08/2.04  thf(func_def_1101, type, sK770: $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1102, type, sK771: $i > $i).
% 5.08/2.04  thf(func_def_1103, type, sK772: $i > $i).
% 5.08/2.04  thf(func_def_1104, type, sK773: $i > $i).
% 5.08/2.04  thf(func_def_1105, type, sK774: $i > $i).
% 5.08/2.04  thf(func_def_1106, type, sK775: $i > $i > $i).
% 5.08/2.04  thf(func_def_1107, type, sK776: $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1108, type, sK777: $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1109, type, sK778: $i > $i > $i).
% 5.08/2.04  thf(func_def_1110, type, sK779: $i > $i > $i).
% 5.08/2.04  thf(func_def_1111, type, sK780: $i > $i).
% 5.08/2.04  thf(func_def_1113, type, sK782: $i > $i).
% 5.08/2.04  thf(func_def_1114, type, sK783: $i > $i).
% 5.08/2.04  thf(func_def_1119, type, sK788: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_1120, type, sK789: $i > $o).
% 5.08/2.04  thf(func_def_1126, type, sK795: $i > $i).
% 5.08/2.04  thf(func_def_1140, type, sK809: $i > $i > $i).
% 5.08/2.04  thf(func_def_1141, type, sK810: $i > ($i > $o) > $i > $i).
% 5.08/2.04  thf(func_def_1143, type, sK812: $i > $o).
% 5.08/2.04  thf(func_def_1160, type, sK829: $i > $i > $i).
% 5.08/2.04  thf(func_def_1166, type, sK835: ($i > $o) > $i > $i).
% 5.08/2.04  thf(func_def_1168, type, sK837: $i > $o).
% 5.08/2.04  thf(func_def_1181, type, sK850: $i > $i).
% 5.08/2.04  thf(func_def_1183, type, sK852: $i > ($i > $i) > $i > $i).
% 5.08/2.04  thf(func_def_1184, type, sK853: $i > ($i > $i) > $i > $i).
% 5.08/2.04  thf(func_def_1186, type, sK855: $i > $i).
% 5.08/2.04  thf(func_def_1189, type, sK858: $i > $o).
% 5.08/2.04  thf(func_def_1190, type, sK859: ($i > $o) > $i).
% 5.08/2.04  thf(func_def_1193, type, sK862: $i > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_1194, type, sK863: $i > $o).
% 5.08/2.04  thf(func_def_1201, type, sK870: $i > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1202, type, sK871: $i > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1203, type, sK872: $i > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1204, type, sK873: $i > $i > $i > $i > $i).
% 5.08/2.04  thf(func_def_1224, type, sK893: $i > $o).
% 5.08/2.04  thf(func_def_1231, type, sK900: ($i > $o) > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_1232, type, sK901: ($i > $o) > ($i > $o) > $i).
% 5.08/2.04  thf(func_def_1233, type, sK902: $i > $o).
% 5.08/2.04  thf(func_def_1234, type, sK903: $i > $o).
% 5.08/2.04  thf(func_def_1238, type, sK907: $i > $i > $i).
% 5.08/2.04  thf(func_def_1240, type, ph909: !>[X0: $tType]:(X0)).
% 5.08/2.04  thf(f4520,plain,(
% 5.08/2.04    $false),
% 5.08/2.04    inference(trivial_inequality_removal,[status(thm)],[f4508])).
% 5.08/2.04  thf(f4508,plain,(
% 5.08/2.04    ($true != $true)),
% 5.08/2.04    inference(superposition,[status(thm)],[f4454,f3574])).
% 5.08/2.04  thf(f3574,plain,(
% 5.08/2.04    ($true = (in @ sK700 @ (powerset @ sK698)))),
% 5.08/2.04    inference(cnf_transformation,[status(thm)],[f2319])).
% 5.08/2.04  thf(f2319,plain,(
% 5.08/2.04    (binintersectT_lem = $true) & (contraSubsetComplement = $true) & (funcinfuncset = $true) & (symdiffIneg1 = $true) & (binunionIL = $true) & (omegaIndAx = $true) & (complementT_lem = $true) & (funcext2 = $true) & (binintersectRsub = $true) & (complementInPowersetComplementIntersect = $true) & (subsetRefl = $true) & (setOfPairsIsBReln = $true) & (notinsingleton = $true) & (setminusI = $true) & (inPowerset = $true) & (eqbreln = $true) & (upairinpowunion = $true) & (ex1I2 = $true) & (kpairiskpair = $true) & (ubforcartprodlem2 = $true) & (setunionAx = $true) & (dsetconstr__Cong = $true) & (inCongP = $true) & (exuE3u = $true) & (inComplementUnionImpInComplement1 = $true) & (nonemptyI = $true) & (exuEu = $true) & (setoftrueEq = $true) & (contrasubsetT1 = $true) & (kfstsingleton = $true) & (lam2lamEq = $true) & (binunionTE = $true) & (demorgan2b = $true) & (nonemptyImpWitness = $true) & (woz13rule4 = $true) & (setukpairinjL1 = $true) & (setunion__Cong = $true) & (vacuousDall = $true) & (emptysetimpfalse = $true) & (setukpairinjL2 = $true) & (intersectInPowersetIntersectUnions = $true) & (descr__Cong = $true) & (cartprodpairmemEL = $true) & (symdiffIneg2 = $true) & (ap2apEq1 = $true) & (dpsetconstrEL1 = $true) & (iftrue = $true) & (demorgan2 = $true) & (demorgan2a = $true) & (binunionT_lem = $true) & (subsetemptysetimpeq = $true) & (cartprodpairmemER = $true) & (in__Cong = $true) & (setukpairinjR12 = $true) & (kpairsurjEq = $true) & (replAx = $true) & (brelnall1 = $true) & (woz13rule1 = $true) & (funcGraphProp4 = $true) & (subset2powerset = $true) & (symdiffE = $true) & (upairsubunion = $true) & (upairsetIR = $true) & (setukpairIL = $true) & (binintersectI = $true) & (omegaSAx = $true) & (cartprodfstin = $true) & (binintersectSubset4 = $true) & (ubforcartprodlem3 = $true) & (dpsetconstrERa = $true) & (notdexE = $true) & (setukpairinjR = $true) & (demorgan1a = $true) & (setminusEL = $true) & (setadjoinE = $true) & (symdiffI1 = $true) & (contrasubsetT3 = $true) & (upairset2IR = $true) & (beta1 = $true) & (subsetE2 = $true) & (setminusERneg = $true) & (demorgan2b2 = $true) & (setunionsingleton1 = $true) & (complementTnotintersectT = $true) & (prop2setE = $true) & (exuE2 = $true) & (upairequniteq = $true) & (ap2p = $true) & (singletonsswitch = $true) & (disjointsetsI1 = $true) & (dpsetconstrEL2 = $true) & (setadjoinSub = $true) & (binunionIR = $true) & (setadjoinSub2 = $true) & (iffalseProp2 = $true) & (theeq = $true) & (subsetTrans = $true) & (emptyI = $true) & (ubforcartprodlem1 = $true) & (nonemptyI1 = $true) & (doubleComplementSub2 = $true) & (cartprodmempair = $true) & (setadjoin__Cong = $true) & (ex1E1 = $true) & (lam2p = $true) & (binintersectSubset1 = $true) & (emptyE1 = $true) & (cartprodsndpairEq = $true) & (setukpairinjR11 = $true) & (setadjoinIR = $true) & (iftrueorfalse = $true) & (doubleComplementSub1 = $true) & (dpsetconstrI = $true) & (symdiffI2 = $true) & (eqinunit = $true) & (complementTcontraSubset = $true) & (contrasubsetT = $true) & (binintersectER = $true) & (setbeta = $true) & (setukpairinjR1 = $true) & (quantDeMorgan1 = $true) & (powerset__Cong = $true) & (complementTE1 = $true) & (dpsetconstrSub = $true) & (complementTI1 = $true) & (upairsetIL = $true) & (powersetE1 = $true) & (prop2set2propI = $true) & (infuncsetfunc = $true) & (powersetTE1 = $true) & (exu__Cong = $true) & (ifSingleton = $true) & (subsetTI = $true) & (uniqinunit = $true) & (apProp = $true) & (inComplementUnionImpNotIn1 = $true) & (eta2 = $true) & (ex1I = $true) & (binunionRsub = $true) & (kpairp = $true) & (exuI1 = $true) & (ap2apEq2 = $true) & (cartprodmempaircEq = $true) & (setextT = $true) & (emptysetE = $true) & (doubleComplementE1 = $true) & (funcext = $true) & (cartprodsndin = $true) & (binintersectSubset2 = $true) & (ifp = $true) & (kfstpairEq = $true) & (omega__Cong = $true) & (setminusER = $true) & (cartprodpairsurjEq = $true) & (emptyinunitempty = $true) & (funcImageSingleton = $true) & (singletonsubset = $true) & (demorgan2a1 = $true) & (setminusT_lem = $true) & (lamp = $true) & (sepInPowerset = $true) & (singletonprop = $true) & (sepSubset = $true) & (emptysetsubset = $true) & (notsubsetI = $true) & (funcGraphProp2 = $true) & (exuE3e = $true) & (setunionE2 = $true) & (setminusELneg = $true) & (exuI2 = $true) & (iffalseProp1 = $true) & (complementSubsetComplementIntersect = $true) & (emptyset__Cong = $true) & (upairset2E = $true) & (funcGraphProp3 = $true) & (inIntersectImpInUnion2 = $true) & (eqimpsubset1 = $true) & (cartprodfstpairEq = $true) & (emptyInPowerset = $true) & (setadjoinAx = $true) & (notequalI1 = $true) & (setunionE = $true) & (powersetI = $true) & (inIntersectImpInIntersectUnions = $true) & (iftrueProp2 = $true) & (notdallE = $true) & (binunionTEcontra = $true) & (subsetI2 = $true) & (powersetT_lem = $true) & (powersetAx = $true) & (binintersectSubset3 = $true) & (iffalse = $true) & (subsetE = $true) & (setunionI = $true) & (wellorderingAx = $true) & (setadjoinIL = $true) & (bs114d = $true) & (dsetconstrER = $true) & (setminusIRneg = $true) & (binintersectTELcontra = $true) & (subPowSU = $true) & (woz13rule0 = $true) & (setminusILneg = $true) & (exuE1 = $true) & (quantDeMorgan4 = $true) & (theprop = $true) & (powersetI1 = $true) & (ksndpairEq = $true) & (dpsetconstrER = $true) & (setminusSubset2 = $true) & (prop2setI = $true) & (quantDeMorgan2 = $true) & (cartprodpairin = $true) & (contrasubsetT2 = $true) & (binunionEcases = $true) & (eta1 = $true) & (setukpairinjR2 = $true) & (singletoninpowerset = $true) & (nonemptyE1 = $true) & (beta2 = $true) & (notequalI2 = $true) & (binintersectTERcontra = $true) & (doubleComplementEq = $true) & (secondinupair = $true) & (woz13rule3 = $true) & (cartprodmempair1 = $true) & (demorgan2a2 = $true) & (singletoninpowunion = $true) & (noeltsimpempty = $true) & (foundationAx = $true) & (setextAx = $true) & (setukpairinjL = $true) & (app = $true) & (ksndsingleton = $true) & (subbreln = $true) & (powersetTI1 = $true) & (funcextLem = $true) & (setext = $true) & (binintersectLsub = $true) & (exuI3 = $true) & (setunionsingleton2 = $true) & (inIntersectImpInUnion = $true) & (descrp = $true) & (quantDeMorgan3 = $true) & (setukpairIR = $true) & (ex1E2 = $true) & (setminusLsub = $true) & (binunionTILcontra = $true) & (binintersectEL = $true) & (setminusSubset1 = $true) & (subsetI1 = $true) & (binunionTIRcontra = $true) & (setadjoinOr = $true) & (woz13rule2 = $true) & (doubleComplementI1 = $true) & (dsetconstrEL = $true) & (binintersectSubset5 = $true) & (singletonsuniq = $true) & (iftrueProp1 = $true) & (demorgan1 = $true) & (brelnall2 = $true) & (dsetconstrI = $true) & (upairsetE = $true) & (emptyinPowerset = $true) & (funcGraphProp1 = $true) & (complementUnionInPowersetComplement = $true) & (lamProp = $true) & (setextsub = $true) & (powersetE = $true) & (binunionLsub = $true) & (eqimpsubset2 = $true) & (emptysetAx = $true) & (setunionsingleton = $true) & (demorgan1b = $true) & (((in @ sK699 @ (powerset @ sK698)) = $true) & (($true != (in @ (setminus @ sK698 @ sK699) @ (powerset @ (setminus @ sK698 @ (binintersect @ sK699 @ sK700))))) & ($true = (in @ sK700 @ (powerset @ sK698))))) & (notinemptyset = $true) & (binunionE = $true) & (powersetsubset = $true) & (omega0Ax = $true) & (complementImpComplementIntersect = $true)),
% 5.08/2.04    inference(skolemisation,[status(esa),new_symbols(skolem,[sK698,sK699,sK700])],[f1058,f2318,f2317])).
% 5.08/2.04  thf(f2317,plain,(
% 5.08/2.04    ? [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) & ? [X2 : $i] : (($true != (in @ (setminus @ X0 @ X1) @ (powerset @ (setminus @ X0 @ (binintersect @ X1 @ X2))))) & ($true = (in @ X2 @ (powerset @ X0))))) => (((in @ sK699 @ (powerset @ sK698)) = $true) & ? [X2 : $i] : (($true != (in @ (setminus @ sK698 @ sK699) @ (powerset @ (setminus @ sK698 @ (binintersect @ sK699 @ X2))))) & ($true = (in @ X2 @ (powerset @ sK698)))))),
% 5.08/2.04    introduced(definition,[],[choice_axiom])).
% 5.08/2.04  thf(f2318,plain,(
% 5.08/2.04    ? [X2 : $i] : (($true != (in @ (setminus @ sK698 @ sK699) @ (powerset @ (setminus @ sK698 @ (binintersect @ sK699 @ X2))))) & ($true = (in @ X2 @ (powerset @ sK698)))) => (($true != (in @ (setminus @ sK698 @ sK699) @ (powerset @ (setminus @ sK698 @ (binintersect @ sK699 @ sK700))))) & ($true = (in @ sK700 @ (powerset @ sK698))))),
% 5.08/2.04    introduced(definition,[],[choice_axiom])).
% 5.08/2.04  thf(f1058,plain,(
% 5.08/2.04    (binintersectT_lem = $true) & (contraSubsetComplement = $true) & (funcinfuncset = $true) & (symdiffIneg1 = $true) & (binunionIL = $true) & (omegaIndAx = $true) & (complementT_lem = $true) & (funcext2 = $true) & (binintersectRsub = $true) & (complementInPowersetComplementIntersect = $true) & (subsetRefl = $true) & (setOfPairsIsBReln = $true) & (notinsingleton = $true) & (setminusI = $true) & (inPowerset = $true) & (eqbreln = $true) & (upairinpowunion = $true) & (ex1I2 = $true) & (kpairiskpair = $true) & (ubforcartprodlem2 = $true) & (setunionAx = $true) & (dsetconstr__Cong = $true) & (inCongP = $true) & (exuE3u = $true) & (inComplementUnionImpInComplement1 = $true) & (nonemptyI = $true) & (exuEu = $true) & (setoftrueEq = $true) & (contrasubsetT1 = $true) & (kfstsingleton = $true) & (lam2lamEq = $true) & (binunionTE = $true) & (demorgan2b = $true) & (nonemptyImpWitness = $true) & (woz13rule4 = $true) & (setukpairinjL1 = $true) & (setunion__Cong = $true) & (vacuousDall = $true) & (emptysetimpfalse = $true) & (setukpairinjL2 = $true) & (intersectInPowersetIntersectUnions = $true) & (descr__Cong = $true) & (cartprodpairmemEL = $true) & (symdiffIneg2 = $true) & (ap2apEq1 = $true) & (dpsetconstrEL1 = $true) & (iftrue = $true) & (demorgan2 = $true) & (demorgan2a = $true) & (binunionT_lem = $true) & (subsetemptysetimpeq = $true) & (cartprodpairmemER = $true) & (in__Cong = $true) & (setukpairinjR12 = $true) & (kpairsurjEq = $true) & (replAx = $true) & (brelnall1 = $true) & (woz13rule1 = $true) & (funcGraphProp4 = $true) & (subset2powerset = $true) & (symdiffE = $true) & (upairsubunion = $true) & (upairsetIR = $true) & (setukpairIL = $true) & (binintersectI = $true) & (omegaSAx = $true) & (cartprodfstin = $true) & (binintersectSubset4 = $true) & (ubforcartprodlem3 = $true) & (dpsetconstrERa = $true) & (notdexE = $true) & (setukpairinjR = $true) & (demorgan1a = $true) & (setminusEL = $true) & (setadjoinE = $true) & (symdiffI1 = $true) & (contrasubsetT3 = $true) & (upairset2IR = $true) & (beta1 = $true) & (subsetE2 = $true) & (setminusERneg = $true) & (demorgan2b2 = $true) & (setunionsingleton1 = $true) & (complementTnotintersectT = $true) & (prop2setE = $true) & (exuE2 = $true) & (upairequniteq = $true) & (ap2p = $true) & (singletonsswitch = $true) & (disjointsetsI1 = $true) & (dpsetconstrEL2 = $true) & (setadjoinSub = $true) & (binunionIR = $true) & (setadjoinSub2 = $true) & (iffalseProp2 = $true) & (theeq = $true) & (subsetTrans = $true) & (emptyI = $true) & (ubforcartprodlem1 = $true) & (nonemptyI1 = $true) & (doubleComplementSub2 = $true) & (cartprodmempair = $true) & (setadjoin__Cong = $true) & (ex1E1 = $true) & (lam2p = $true) & (binintersectSubset1 = $true) & (emptyE1 = $true) & (cartprodsndpairEq = $true) & (setukpairinjR11 = $true) & (setadjoinIR = $true) & (iftrueorfalse = $true) & (doubleComplementSub1 = $true) & (dpsetconstrI = $true) & (symdiffI2 = $true) & (eqinunit = $true) & (complementTcontraSubset = $true) & (contrasubsetT = $true) & (binintersectER = $true) & (setbeta = $true) & (setukpairinjR1 = $true) & (quantDeMorgan1 = $true) & (powerset__Cong = $true) & (complementTE1 = $true) & (dpsetconstrSub = $true) & (complementTI1 = $true) & (upairsetIL = $true) & (powersetE1 = $true) & (prop2set2propI = $true) & (infuncsetfunc = $true) & (powersetTE1 = $true) & (exu__Cong = $true) & (ifSingleton = $true) & (subsetTI = $true) & (uniqinunit = $true) & (apProp = $true) & (inComplementUnionImpNotIn1 = $true) & (eta2 = $true) & (ex1I = $true) & (binunionRsub = $true) & (kpairp = $true) & (exuI1 = $true) & (ap2apEq2 = $true) & (cartprodmempaircEq = $true) & (setextT = $true) & (emptysetE = $true) & (doubleComplementE1 = $true) & (funcext = $true) & (cartprodsndin = $true) & (binintersectSubset2 = $true) & (ifp = $true) & (kfstpairEq = $true) & (omega__Cong = $true) & (setminusER = $true) & (cartprodpairsurjEq = $true) & (emptyinunitempty = $true) & (funcImageSingleton = $true) & (singletonsubset = $true) & (demorgan2a1 = $true) & (setminusT_lem = $true) & (lamp = $true) & (sepInPowerset = $true) & (singletonprop = $true) & (sepSubset = $true) & (emptysetsubset = $true) & (notsubsetI = $true) & (funcGraphProp2 = $true) & (exuE3e = $true) & (setunionE2 = $true) & (setminusELneg = $true) & (exuI2 = $true) & (iffalseProp1 = $true) & (complementSubsetComplementIntersect = $true) & (emptyset__Cong = $true) & (upairset2E = $true) & (funcGraphProp3 = $true) & (inIntersectImpInUnion2 = $true) & (eqimpsubset1 = $true) & (cartprodfstpairEq = $true) & (emptyInPowerset = $true) & (setadjoinAx = $true) & (notequalI1 = $true) & (setunionE = $true) & (powersetI = $true) & (inIntersectImpInIntersectUnions = $true) & (iftrueProp2 = $true) & (notdallE = $true) & (binunionTEcontra = $true) & (subsetI2 = $true) & (powersetT_lem = $true) & (powersetAx = $true) & (binintersectSubset3 = $true) & (iffalse = $true) & (subsetE = $true) & (setunionI = $true) & (wellorderingAx = $true) & (setadjoinIL = $true) & (bs114d = $true) & (dsetconstrER = $true) & (setminusIRneg = $true) & (binintersectTELcontra = $true) & (subPowSU = $true) & (woz13rule0 = $true) & (setminusILneg = $true) & (exuE1 = $true) & (quantDeMorgan4 = $true) & (theprop = $true) & (powersetI1 = $true) & (ksndpairEq = $true) & (dpsetconstrER = $true) & (setminusSubset2 = $true) & (prop2setI = $true) & (quantDeMorgan2 = $true) & (cartprodpairin = $true) & (contrasubsetT2 = $true) & (binunionEcases = $true) & (eta1 = $true) & (setukpairinjR2 = $true) & (singletoninpowerset = $true) & (nonemptyE1 = $true) & (beta2 = $true) & (notequalI2 = $true) & (binintersectTERcontra = $true) & (doubleComplementEq = $true) & (secondinupair = $true) & (woz13rule3 = $true) & (cartprodmempair1 = $true) & (demorgan2a2 = $true) & (singletoninpowunion = $true) & (noeltsimpempty = $true) & (foundationAx = $true) & (setextAx = $true) & (setukpairinjL = $true) & (app = $true) & (ksndsingleton = $true) & (subbreln = $true) & (powersetTI1 = $true) & (funcextLem = $true) & (setext = $true) & (binintersectLsub = $true) & (exuI3 = $true) & (setunionsingleton2 = $true) & (inIntersectImpInUnion = $true) & (descrp = $true) & (quantDeMorgan3 = $true) & (setukpairIR = $true) & (ex1E2 = $true) & (setminusLsub = $true) & (binunionTILcontra = $true) & (binintersectEL = $true) & (setminusSubset1 = $true) & (subsetI1 = $true) & (binunionTIRcontra = $true) & (setadjoinOr = $true) & (woz13rule2 = $true) & (doubleComplementI1 = $true) & (dsetconstrEL = $true) & (binintersectSubset5 = $true) & (singletonsuniq = $true) & (iftrueProp1 = $true) & (demorgan1 = $true) & (brelnall2 = $true) & (dsetconstrI = $true) & (upairsetE = $true) & (emptyinPowerset = $true) & (funcGraphProp1 = $true) & (complementUnionInPowersetComplement = $true) & (lamProp = $true) & (setextsub = $true) & (powersetE = $true) & (binunionLsub = $true) & (eqimpsubset2 = $true) & (emptysetAx = $true) & (setunionsingleton = $true) & (demorgan1b = $true) & ? [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) & ? [X2 : $i] : (($true != (in @ (setminus @ X0 @ X1) @ (powerset @ (setminus @ X0 @ (binintersect @ X1 @ X2))))) & ($true = (in @ X2 @ (powerset @ X0))))) & (notinemptyset = $true) & (binunionE = $true) & (powersetsubset = $true) & (omega0Ax = $true) & (complementImpComplementIntersect = $true)),
% 5.08/2.04    inference(flattening,[status(thm)],[f1057])).
% 5.08/2.04  thf(f1057,plain,(
% 5.08/2.04    ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((? [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) & ? [X2 : $i] : (($true != (in @ (setminus @ X0 @ X1) @ (powerset @ (setminus @ X0 @ (binintersect @ X1 @ X2))))) & ($true = (in @ X2 @ (powerset @ X0))))) & (woz13rule4 = $true)) & (woz13rule3 = $true)) & (woz13rule2 = $true)) & (woz13rule1 = $true)) & (woz13rule0 = $true)) & (demorgan2 = $true)) & (demorgan2b = $true)) & (demorgan2b2 = $true)) & (demorgan2a = $true)) & (demorgan1 = $true)) & (demorgan1b = $true)) & (demorgan1a = $true)) & (demorgan2a2 = $true)) & (complementUnionInPowersetComplement = $true)) & (demorgan2a1 = $true)) & (binunionTEcontra = $true)) & (binunionTE = $true)) & (inComplementUnionImpInComplement1 = $true)) & (inComplementUnionImpNotIn1 = $true)) & (intersectInPowersetIntersectUnions = $true)) & (inIntersectImpInIntersectUnions = $true)) & (inIntersectImpInUnion2 = $true)) & (inIntersectImpInUnion = $true)) & (binunionTIRcontra = $true)) & (binunionTILcontra = $true)) & (complementTcontraSubset = $true)) & (contraSubsetComplement = $true)) & (complementInPowersetComplementIntersect = $true)) & (complementSubsetComplementIntersect = $true)) & (complementImpComplementIntersect = $true)) & (complementTnotintersectT = $true)) & (doubleComplementEq = $true)) & (doubleComplementSub2 = $true)) & (doubleComplementSub1 = $true)) & (doubleComplementE1 = $true)) & (doubleComplementI1 = $true)) & (contrasubsetT3 = $true)) & (contrasubsetT2 = $true)) & (contrasubsetT1 = $true)) & (contrasubsetT = $true)) & (binintersectTERcontra = $true)) & (binintersectTELcontra = $true)) & (complementTE1 = $true)) & (complementTI1 = $true)) & (powersetTE1 = $true)) & (powersetTI1 = $true)) & (subsetTI = $true)) & (setextT = $true)) & (complementT_lem = $true)) & (setminusT_lem = $true)) & (powersetT_lem = $true)) & (binunionT_lem = $true)) & (binintersectT_lem = $true)) & (iftrueorfalse = $true)) & (iffalse = $true)) & (iftrue = $true)) & (theeq = $true)) & (ifp = $true)) & (ifSingleton = $true)) & (iftrueProp2 = $true)) & (iftrueProp1 = $true)) & (iffalseProp2 = $true)) & (iffalseProp1 = $true)) & (eta2 = $true)) & (beta2 = $true)) & (lam2lamEq = $true)) & (eta1 = $true)) & (beta1 = $true)) & (ap2apEq2 = $true)) & (ap2apEq1 = $true)) & (funcext2 = $true)) & (funcext = $true)) & (eqbreln = $true)) & (subbreln = $true)) & (funcGraphProp4 = $true)) & (funcextLem = $true)) & (funcGraphProp2 = $true)) & (funcGraphProp3 = $true)) & (funcGraphProp1 = $true)) & (ex1E2 = $true)) & (brelnall2 = $true)) & (brelnall1 = $true)) & (lam2p = $true)) & (lamp = $true)) & (lamProp = $true)) & (funcinfuncset = $true)) & (ap2p = $true)) & (infuncsetfunc = $true)) & (app = $true)) & (apProp = $true)) & (funcImageSingleton = $true)) & (dpsetconstrER = $true)) & (dpsetconstrEL2 = $true)) & (dpsetconstrEL1 = $true)) & (dpsetconstrERa = $true)) & (setOfPairsIsBReln = $true)) & (dpsetconstrSub = $true)) & (dpsetconstrI = $true)) & (cartprodpairsurjEq = $true)) & (cartprodsndpairEq = $true)) & (cartprodfstpairEq = $true)) & (cartprodmempaircEq = $true)) & (cartprodpairmemER = $true)) & (cartprodpairmemEL = $true)) & (cartprodsndin = $true)) & (kpairsurjEq = $true)) & (ksndpairEq = $true)) & (ksndsingleton = $true)) & (setukpairinjR = $true)) & (setukpairinjR2 = $true)) & (upairequniteq = $true)) & (setukpairinjR1 = $true)) & (setukpairinjR12 = $true)) & (setukpairinjR11 = $true)) & (setukpairinjL = $true)) & (setukpairinjL2 = $true)) & (cartprodfstin = $true)) & (kfstpairEq = $true)) & (theprop = $true)) & (kfstsingleton = $true)) & (setukpairinjL1 = $true)) & (singletonsuniq = $true)) & (ex1I2 = $true)) & (ex1I = $true)) & (ex1E1 = $true)) & (singletonprop = $true)) & (setunionsingleton = $true)) & (setunionsingleton2 = $true)) & (setunionsingleton1 = $true)) & (setunionE2 = $true)) & (cartprodmempair = $true)) & (cartprodmempair1 = $true)) & (cartprodpairin = $true)) & (ubforcartprodlem3 = $true)) & (ubforcartprodlem2 = $true)) & (ubforcartprodlem1 = $true)) & (upairinpowunion = $true)) & (upairsubunion = $true)) & (upairset2E = $true)) & (singletoninpowunion = $true)) & (singletoninpowerset = $true)) & (singletonsubset = $true)) & (kpairp = $true)) & (kpairiskpair = $true)) & (setukpairIR = $true)) & (setukpairIL = $true)) & (secondinupair = $true)) & (symdiffIneg2 = $true)) & (symdiffIneg1 = $true)) & (symdiffI2 = $true)) & (symdiffI1 = $true)) & (symdiffE = $true)) & (setminusSubset1 = $true)) & (setminusLsub = $true)) & (setminusIRneg = $true)) & (setminusILneg = $true)) & (setminusELneg = $true)) & (setminusERneg = $true)) & (setminusSubset2 = $true)) & (setminusER = $true)) & (setminusEL = $true)) & (setminusI = $true)) & (bs114d = $true)) & (binintersectSubset1 = $true)) & (binintersectSubset4 = $true)) & (binintersectRsub = $true)) & (disjointsetsI1 = $true)) & (binintersectER = $true)) & (binintersectSubset3 = $true)) & (binintersectSubset2 = $true)) & (binintersectLsub = $true)) & (binintersectEL = $true)) & (binintersectSubset5 = $true)) & (binintersectI = $true)) & (binunionRsub = $true)) & (binunionLsub = $true)) & (binunionE = $true)) & (binunionEcases = $true)) & (binunionIR = $true)) & (upairset2IR = $true)) & (binunionIL = $true)) & (sepSubset = $true)) & (sepInPowerset = $true)) & (powersetsubset = $true)) & (inPowerset = $true)) & (powersetE1 = $true)) & (powersetI1 = $true)) & (subsetemptysetimpeq = $true)) & (setextsub = $true)) & (subset2powerset = $true)) & (setadjoinSub2 = $true)) & (setadjoinSub = $true)) & (subsetTrans = $true)) & (subsetRefl = $true)) & (notequalI2 = $true)) & (notequalI1 = $true)) & (notsubsetI = $true)) & (subsetE2 = $true)) & (subsetE = $true)) & (emptysetsubset = $true)) & (subsetI2 = $true)) & (eqimpsubset1 = $true)) & (eqimpsubset2 = $true)) & (subsetI1 = $true)) & (dsetconstr__Cong = $true)) & (descr__Cong = $true)) & (exuEu = $true)) & (omega__Cong = $true)) & (setunion__Cong = $true)) & (powerset__Cong = $true)) & (setadjoin__Cong = $true)) & (emptyset__Cong = $true)) & (exu__Cong = $true)) & (exuE3u = $true)) & (in__Cong = $true)) & (inCongP = $true)) & (exuI2 = $true)) & (exuI3 = $true)) & (exuI1 = $true)) & (notdallE = $true)) & (notdexE = $true)) & (prop2set2propI = $true)) & (prop2setI = $true)) & (quantDeMorgan4 = $true)) & (quantDeMorgan3 = $true)) & (quantDeMorgan2 = $true)) & (quantDeMorgan1 = $true)) & (vacuousDall = $true)) & (emptyE1 = $true)) & (upairsetIR = $true)) & (upairsetIL = $true)) & (upairsetE = $true)) & (singletonsswitch = $true)) & (eqinunit = $true)) & (notinsingleton = $true)) & (uniqinunit = $true)) & (nonemptyImpWitness = $true)) & (exuE2 = $true)) & (subPowSU = $true)) & (setunionE = $true)) & (setunionI = $true)) & (powersetE = $true)) & (emptyInPowerset = $true)) & (emptyinPowerset = $true)) & (powersetI = $true)) & (setoftrueEq = $true)) & (setadjoinOr = $true)) & (setadjoinE = $true)) & (setadjoinIR = $true)) & (emptyinunitempty = $true)) & (setadjoinIL = $true)) & (nonemptyI1 = $true)) & (nonemptyI = $true)) & (nonemptyE1 = $true)) & (setbeta = $true)) & (noeltsimpempty = $true)) & (emptyI = $true)) & (setext = $true)) & (exuE3e = $true)) & (notinemptyset = $true)) & (emptysetimpfalse = $true)) & (emptysetE = $true)) & (prop2setE = $true)) & (exuE1 = $true)) & (dsetconstrER = $true)) & (dsetconstrEL = $true)) & (dsetconstrI = $true)) & (descrp = $true)) & (wellorderingAx = $true)) & (foundationAx = $true)) & (replAx = $true)) & (omegaIndAx = $true)) & (omegaSAx = $true)) & (omega0Ax = $true)) & (setunionAx = $true)) & (powersetAx = $true)) & (setadjoinAx = $true)) & (emptysetAx = $true)) & (setextAx = $true)),
% 5.08/2.04    inference(ennf_transformation,[status(thm)],[f508])).
% 5.08/2.04  thf(f508,plain,(
% 5.08/2.04    ~((setextAx = $true) => ((emptysetAx = $true) => ((setadjoinAx = $true) => ((powersetAx = $true) => ((setunionAx = $true) => ((omega0Ax = $true) => ((omegaSAx = $true) => ((omegaIndAx = $true) => ((replAx = $true) => ((foundationAx = $true) => ((wellorderingAx = $true) => ((descrp = $true) => ((dsetconstrI = $true) => ((dsetconstrEL = $true) => ((dsetconstrER = $true) => ((exuE1 = $true) => ((prop2setE = $true) => ((emptysetE = $true) => ((emptysetimpfalse = $true) => ((notinemptyset = $true) => ((exuE3e = $true) => ((setext = $true) => ((emptyI = $true) => ((noeltsimpempty = $true) => ((setbeta = $true) => ((nonemptyE1 = $true) => ((nonemptyI = $true) => ((nonemptyI1 = $true) => ((setadjoinIL = $true) => ((emptyinunitempty = $true) => ((setadjoinIR = $true) => ((setadjoinE = $true) => ((setadjoinOr = $true) => ((setoftrueEq = $true) => ((powersetI = $true) => ((emptyinPowerset = $true) => ((emptyInPowerset = $true) => ((powersetE = $true) => ((setunionI = $true) => ((setunionE = $true) => ((subPowSU = $true) => ((exuE2 = $true) => ((nonemptyImpWitness = $true) => ((uniqinunit = $true) => ((notinsingleton = $true) => ((eqinunit = $true) => ((singletonsswitch = $true) => ((upairsetE = $true) => ((upairsetIL = $true) => ((upairsetIR = $true) => ((emptyE1 = $true) => ((vacuousDall = $true) => ((quantDeMorgan1 = $true) => ((quantDeMorgan2 = $true) => ((quantDeMorgan3 = $true) => ((quantDeMorgan4 = $true) => ((prop2setI = $true) => ((prop2set2propI = $true) => ((notdexE = $true) => ((notdallE = $true) => ((exuI1 = $true) => ((exuI3 = $true) => ((exuI2 = $true) => ((inCongP = $true) => ((in__Cong = $true) => ((exuE3u = $true) => ((exu__Cong = $true) => ((emptyset__Cong = $true) => ((setadjoin__Cong = $true) => ((powerset__Cong = $true) => ((setunion__Cong = $true) => ((omega__Cong = $true) => ((exuEu = $true) => ((descr__Cong = $true) => ((dsetconstr__Cong = $true) => ((subsetI1 = $true) => ((eqimpsubset2 = $true) => ((eqimpsubset1 = $true) => ((subsetI2 = $true) => ((emptysetsubset = $true) => ((subsetE = $true) => ((subsetE2 = $true) => ((notsubsetI = $true) => ((notequalI1 = $true) => ((notequalI2 = $true) => ((subsetRefl = $true) => ((subsetTrans = $true) => ((setadjoinSub = $true) => ((setadjoinSub2 = $true) => ((subset2powerset = $true) => ((setextsub = $true) => ((subsetemptysetimpeq = $true) => ((powersetI1 = $true) => ((powersetE1 = $true) => ((inPowerset = $true) => ((powersetsubset = $true) => ((sepInPowerset = $true) => ((sepSubset = $true) => ((binunionIL = $true) => ((upairset2IR = $true) => ((binunionIR = $true) => ((binunionEcases = $true) => ((binunionE = $true) => ((binunionLsub = $true) => ((binunionRsub = $true) => ((binintersectI = $true) => ((binintersectSubset5 = $true) => ((binintersectEL = $true) => ((binintersectLsub = $true) => ((binintersectSubset2 = $true) => ((binintersectSubset3 = $true) => ((binintersectER = $true) => ((disjointsetsI1 = $true) => ((binintersectRsub = $true) => ((binintersectSubset4 = $true) => ((binintersectSubset1 = $true) => ((bs114d = $true) => ((setminusI = $true) => ((setminusEL = $true) => ((setminusER = $true) => ((setminusSubset2 = $true) => ((setminusERneg = $true) => ((setminusELneg = $true) => ((setminusILneg = $true) => ((setminusIRneg = $true) => ((setminusLsub = $true) => ((setminusSubset1 = $true) => ((symdiffE = $true) => ((symdiffI1 = $true) => ((symdiffI2 = $true) => ((symdiffIneg1 = $true) => ((symdiffIneg2 = $true) => ((secondinupair = $true) => ((setukpairIL = $true) => ((setukpairIR = $true) => ((kpairiskpair = $true) => ((kpairp = $true) => ((singletonsubset = $true) => ((singletoninpowerset = $true) => ((singletoninpowunion = $true) => ((upairset2E = $true) => ((upairsubunion = $true) => ((upairinpowunion = $true) => ((ubforcartprodlem1 = $true) => ((ubforcartprodlem2 = $true) => ((ubforcartprodlem3 = $true) => ((cartprodpairin = $true) => ((cartprodmempair1 = $true) => ((cartprodmempair = $true) => ((setunionE2 = $true) => ((setunionsingleton1 = $true) => ((setunionsingleton2 = $true) => ((setunionsingleton = $true) => ((singletonprop = $true) => ((ex1E1 = $true) => ((ex1I = $true) => ((ex1I2 = $true) => ((singletonsuniq = $true) => ((setukpairinjL1 = $true) => ((kfstsingleton = $true) => ((theprop = $true) => ((kfstpairEq = $true) => ((cartprodfstin = $true) => ((setukpairinjL2 = $true) => ((setukpairinjL = $true) => ((setukpairinjR11 = $true) => ((setukpairinjR12 = $true) => ((setukpairinjR1 = $true) => ((upairequniteq = $true) => ((setukpairinjR2 = $true) => ((setukpairinjR = $true) => ((ksndsingleton = $true) => ((ksndpairEq = $true) => ((kpairsurjEq = $true) => ((cartprodsndin = $true) => ((cartprodpairmemEL = $true) => ((cartprodpairmemER = $true) => ((cartprodmempaircEq = $true) => ((cartprodfstpairEq = $true) => ((cartprodsndpairEq = $true) => ((cartprodpairsurjEq = $true) => ((dpsetconstrI = $true) => ((dpsetconstrSub = $true) => ((setOfPairsIsBReln = $true) => ((dpsetconstrERa = $true) => ((dpsetconstrEL1 = $true) => ((dpsetconstrEL2 = $true) => ((dpsetconstrER = $true) => ((funcImageSingleton = $true) => ((apProp = $true) => ((app = $true) => ((infuncsetfunc = $true) => ((ap2p = $true) => ((funcinfuncset = $true) => ((lamProp = $true) => ((lamp = $true) => ((lam2p = $true) => ((brelnall1 = $true) => ((brelnall2 = $true) => ((ex1E2 = $true) => ((funcGraphProp1 = $true) => ((funcGraphProp3 = $true) => ((funcGraphProp2 = $true) => ((funcextLem = $true) => ((funcGraphProp4 = $true) => ((subbreln = $true) => ((eqbreln = $true) => ((funcext = $true) => ((funcext2 = $true) => ((ap2apEq1 = $true) => ((ap2apEq2 = $true) => ((beta1 = $true) => ((eta1 = $true) => ((lam2lamEq = $true) => ((beta2 = $true) => ((eta2 = $true) => ((iffalseProp1 = $true) => ((iffalseProp2 = $true) => ((iftrueProp1 = $true) => ((iftrueProp2 = $true) => ((ifSingleton = $true) => ((ifp = $true) => ((theeq = $true) => ((iftrue = $true) => ((iffalse = $true) => ((iftrueorfalse = $true) => ((binintersectT_lem = $true) => ((binunionT_lem = $true) => ((powersetT_lem = $true) => ((setminusT_lem = $true) => ((complementT_lem = $true) => ((setextT = $true) => ((subsetTI = $true) => ((powersetTI1 = $true) => ((powersetTE1 = $true) => ((complementTI1 = $true) => ((complementTE1 = $true) => ((binintersectTELcontra = $true) => ((binintersectTERcontra = $true) => ((contrasubsetT = $true) => ((contrasubsetT1 = $true) => ((contrasubsetT2 = $true) => ((contrasubsetT3 = $true) => ((doubleComplementI1 = $true) => ((doubleComplementE1 = $true) => ((doubleComplementSub1 = $true) => ((doubleComplementSub2 = $true) => ((doubleComplementEq = $true) => ((complementTnotintersectT = $true) => ((complementImpComplementIntersect = $true) => ((complementSubsetComplementIntersect = $true) => ((complementInPowersetComplementIntersect = $true) => ((contraSubsetComplement = $true) => ((complementTcontraSubset = $true) => ((binunionTILcontra = $true) => ((binunionTIRcontra = $true) => ((inIntersectImpInUnion = $true) => ((inIntersectImpInUnion2 = $true) => ((inIntersectImpInIntersectUnions = $true) => ((intersectInPowersetIntersectUnions = $true) => ((inComplementUnionImpNotIn1 = $true) => ((inComplementUnionImpInComplement1 = $true) => ((binunionTE = $true) => ((binunionTEcontra = $true) => ((demorgan2a1 = $true) => ((complementUnionInPowersetComplement = $true) => ((demorgan2a2 = $true) => ((demorgan1a = $true) => ((demorgan1b = $true) => ((demorgan1 = $true) => ((demorgan2a = $true) => ((demorgan2b2 = $true) => ((demorgan2b = $true) => ((demorgan2 = $true) => ((woz13rule0 = $true) => ((woz13rule1 = $true) => ((woz13rule2 = $true) => ((woz13rule3 = $true) => ((woz13rule4 = $true) => ! [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) => ! [X2 : $i] : (($true = (in @ X2 @ (powerset @ X0))) => ($true = (in @ (setminus @ X0 @ X1) @ (powerset @ (setminus @ X0 @ (binintersect @ X1 @ X2))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 5.08/2.04    inference(fool_elimination,[status(thm)],[f507])).
% 5.08/2.04  thf(f507,plain,(
% 5.08/2.04    ~(setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => (iftrueProp1 => (iftrueProp2 => (ifSingleton => (ifp => (theeq => (iftrue => (iffalse => (iftrueorfalse => (binintersectT_lem => (binunionT_lem => (powersetT_lem => (setminusT_lem => (complementT_lem => (setextT => (subsetTI => (powersetTI1 => (powersetTE1 => (complementTI1 => (complementTE1 => (binintersectTELcontra => (binintersectTERcontra => (contrasubsetT => (contrasubsetT1 => (contrasubsetT2 => (contrasubsetT3 => (doubleComplementI1 => (doubleComplementE1 => (doubleComplementSub1 => (doubleComplementSub2 => (doubleComplementEq => (complementTnotintersectT => (complementImpComplementIntersect => (complementSubsetComplementIntersect => (complementInPowersetComplementIntersect => (contraSubsetComplement => (complementTcontraSubset => (binunionTILcontra => (binunionTIRcontra => (inIntersectImpInUnion => (inIntersectImpInUnion2 => (inIntersectImpInIntersectUnions => (intersectInPowersetIntersectUnions => (inComplementUnionImpNotIn1 => (inComplementUnionImpInComplement1 => (binunionTE => (binunionTEcontra => (demorgan2a1 => (complementUnionInPowersetComplement => (demorgan2a2 => (demorgan1a => (demorgan1b => (demorgan1 => (demorgan2a => (demorgan2b2 => (demorgan2b => (demorgan2 => (woz13rule0 => (woz13rule1 => (woz13rule2 => (woz13rule3 => (woz13rule4 => ! [X0 : $i,X1 : $i] : ((in @ X1 @ (powerset @ X0)) => ! [X2 : $i] : ((in @ X2 @ (powerset @ X0)) => (in @ (setminus @ X0 @ X1) @ (powerset @ (setminus @ X0 @ (binintersect @ X1 @ X2)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 5.08/2.04    inference(rectify,[status(thm)],[f285])).
% 5.08/2.04  thf(f285,negated_conjecture,(
% 5.08/2.04    ~(setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => (iftrueProp1 => (iftrueProp2 => (ifSingleton => (ifp => (theeq => (iftrue => (iffalse => (iftrueorfalse => (binintersectT_lem => (binunionT_lem => (powersetT_lem => (setminusT_lem => (complementT_lem => (setextT => (subsetTI => (powersetTI1 => (powersetTE1 => (complementTI1 => (complementTE1 => (binintersectTELcontra => (binintersectTERcontra => (contrasubsetT => (contrasubsetT1 => (contrasubsetT2 => (contrasubsetT3 => (doubleComplementI1 => (doubleComplementE1 => (doubleComplementSub1 => (doubleComplementSub2 => (doubleComplementEq => (complementTnotintersectT => (complementImpComplementIntersect => (complementSubsetComplementIntersect => (complementInPowersetComplementIntersect => (contraSubsetComplement => (complementTcontraSubset => (binunionTILcontra => (binunionTIRcontra => (inIntersectImpInUnion => (inIntersectImpInUnion2 => (inIntersectImpInIntersectUnions => (intersectInPowersetIntersectUnions => (inComplementUnionImpNotIn1 => (inComplementUnionImpInComplement1 => (binunionTE => (binunionTEcontra => (demorgan2a1 => (complementUnionInPowersetComplement => (demorgan2a2 => (demorgan1a => (demorgan1b => (demorgan1 => (demorgan2a => (demorgan2b2 => (demorgan2b => (demorgan2 => (woz13rule0 => (woz13rule1 => (woz13rule2 => (woz13rule3 => (woz13rule4 => ! [X3 : $i,X11 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => (in @ (setminus @ X3 @ X11) @ (powerset @ (setminus @ X3 @ (binintersect @ X11 @ X16)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 5.08/2.04    inference(negated_conjecture,[status(cth)],[f284])).
% 5.08/2.04  thf(f284,conjecture,(
% 5.08/2.04    setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => (iftrueProp1 => (iftrueProp2 => (ifSingleton => (ifp => (theeq => (iftrue => (iffalse => (iftrueorfalse => (binintersectT_lem => (binunionT_lem => (powersetT_lem => (setminusT_lem => (complementT_lem => (setextT => (subsetTI => (powersetTI1 => (powersetTE1 => (complementTI1 => (complementTE1 => (binintersectTELcontra => (binintersectTERcontra => (contrasubsetT => (contrasubsetT1 => (contrasubsetT2 => (contrasubsetT3 => (doubleComplementI1 => (doubleComplementE1 => (doubleComplementSub1 => (doubleComplementSub2 => (doubleComplementEq => (complementTnotintersectT => (complementImpComplementIntersect => (complementSubsetComplementIntersect => (complementInPowersetComplementIntersect => (contraSubsetComplement => (complementTcontraSubset => (binunionTILcontra => (binunionTIRcontra => (inIntersectImpInUnion => (inIntersectImpInUnion2 => (inIntersectImpInIntersectUnions => (intersectInPowersetIntersectUnions => (inComplementUnionImpNotIn1 => (inComplementUnionImpInComplement1 => (binunionTE => (binunionTEcontra => (demorgan2a1 => (complementUnionInPowersetComplement => (demorgan2a2 => (demorgan1a => (demorgan1b => (demorgan1 => (demorgan2a => (demorgan2b2 => (demorgan2b => (demorgan2 => (woz13rule0 => (woz13rule1 => (woz13rule2 => (woz13rule3 => (woz13rule4 => ! [X3 : $i,X11 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => (in @ (setminus @ X3 @ X11) @ (powerset @ (setminus @ X3 @ (binintersect @ X11 @ X16))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 5.08/2.04    file('/export/starexec/sandbox/tmp/tmp.JeOFxtzHX1/DTF2THF_10097.p',woz1_1)).
% 5.08/2.04  thf(f4454,plain,(
% 5.08/2.04    ($true != (in @ sK700 @ (powerset @ sK698)))),
% 5.08/2.04    inference(trivial_inequality_removal,[status(thm)],[f4453])).
% 5.08/2.04  thf(f4453,plain,(
% 5.08/2.04    ($true != (in @ sK700 @ (powerset @ sK698))) | ($true != $true)),
% 5.08/2.04    inference(forward_demodulation,[status(thm)],[f4452,f3576])).
% 5.08/2.04  thf(f3576,plain,(
% 5.08/2.04    ((in @ sK699 @ (powerset @ sK698)) = $true)),
% 5.08/2.04    inference(cnf_transformation,[status(thm)],[f2319])).
% 5.08/2.04  thf(f4452,plain,(
% 5.08/2.04    ((in @ sK699 @ (powerset @ sK698)) != $true) | ($true != (in @ sK700 @ (powerset @ sK698)))),
% 5.08/2.04    inference(trivial_inequality_removal,[status(thm)],[f4451])).
% 5.08/2.04  thf(f4451,plain,(
% 5.08/2.04    ($true != $true) | ($true != (in @ sK700 @ (powerset @ sK698))) | ((in @ sK699 @ (powerset @ sK698)) != $true)),
% 5.08/2.04    inference(forward_demodulation,[status(thm)],[f4396,f3841])).
% 5.08/2.04  thf(f3841,plain,(
% 5.08/2.04    (complementInPowersetComplementIntersect = $true)),
% 5.08/2.04    inference(cnf_transformation,[status(thm)],[f2319])).
% 5.08/2.04  thf(f4396,plain,(
% 5.08/2.04    (complementInPowersetComplementIntersect != $true) | ($true != (in @ sK700 @ (powerset @ sK698))) | ((in @ sK699 @ (powerset @ sK698)) != $true)),
% 5.08/2.04    inference(trivial_inequality_removal,[status(thm)],[f4385])).
% 5.08/2.04  thf(f4385,plain,(
% 5.08/2.04    ($true != $true) | ((in @ sK699 @ (powerset @ sK698)) != $true) | ($true != (in @ sK700 @ (powerset @ sK698))) | (complementInPowersetComplementIntersect != $true)),
% 5.08/2.04    inference(superposition,[status(thm)],[f3575,f2815])).
% 5.08/2.04  thf(f2815,plain,(
% 5.08/2.04    ( ! [X3 : $i,X4 : $i,X5 : $i] : (($true = (in @ (setminus @ X4 @ X3) @ (powerset @ (setminus @ X4 @ (binintersect @ X3 @ X5))))) | ($true != (in @ X5 @ (powerset @ X4))) | (complementInPowersetComplementIntersect != $true) | ((in @ X3 @ (powerset @ X4)) != $true)) )),
% 5.08/2.04    inference(cnf_transformation,[status(thm)],[f1474])).
% 5.08/2.04  thf(f1474,plain,(
% 5.08/2.04    ((complementInPowersetComplementIntersect = $true) | (($true = (in @ sK147 @ (powerset @ sK148))) & (($true = (in @ sK149 @ (powerset @ sK148))) & ($true != (in @ (setminus @ sK148 @ sK147) @ (powerset @ (setminus @ sK148 @ (binintersect @ sK147 @ sK149)))))))) & (! [X3 : $i,X4 : $i] : (((in @ X3 @ (powerset @ X4)) != $true) | ! [X5 : $i] : (($true != (in @ X5 @ (powerset @ X4))) | ($true = (in @ (setminus @ X4 @ X3) @ (powerset @ (setminus @ X4 @ (binintersect @ X3 @ X5))))))) | (complementInPowersetComplementIntersect != $true))),
% 5.08/2.04    inference(skolemisation,[status(esa),new_symbols(skolem,[sK147,sK148,sK149])],[f1471,f1473,f1472])).
% 5.08/2.04  thf(f1472,plain,(
% 5.08/2.04    ? [X0 : $i,X1 : $i] : (($true = (in @ X0 @ (powerset @ X1))) & ? [X2 : $i] : (($true = (in @ X2 @ (powerset @ X1))) & ((in @ (setminus @ X1 @ X0) @ (powerset @ (setminus @ X1 @ (binintersect @ X0 @ X2)))) != $true))) => (($true = (in @ sK147 @ (powerset @ sK148))) & ? [X2 : $i] : (($true = (in @ X2 @ (powerset @ sK148))) & ($true != (in @ (setminus @ sK148 @ sK147) @ (powerset @ (setminus @ sK148 @ (binintersect @ sK147 @ X2)))))))),
% 5.08/2.04    introduced(definition,[],[choice_axiom])).
% 5.08/2.04  thf(f1473,plain,(
% 5.08/2.04    ? [X2 : $i] : (($true = (in @ X2 @ (powerset @ sK148))) & ($true != (in @ (setminus @ sK148 @ sK147) @ (powerset @ (setminus @ sK148 @ (binintersect @ sK147 @ X2)))))) => (($true = (in @ sK149 @ (powerset @ sK148))) & ($true != (in @ (setminus @ sK148 @ sK147) @ (powerset @ (setminus @ sK148 @ (binintersect @ sK147 @ sK149))))))),
% 5.08/2.04    introduced(definition,[],[choice_axiom])).
% 5.08/2.04  thf(f1471,plain,(
% 5.08/2.04    ((complementInPowersetComplementIntersect = $true) | ? [X0 : $i,X1 : $i] : (($true = (in @ X0 @ (powerset @ X1))) & ? [X2 : $i] : (($true = (in @ X2 @ (powerset @ X1))) & ((in @ (setminus @ X1 @ X0) @ (powerset @ (setminus @ X1 @ (binintersect @ X0 @ X2)))) != $true)))) & (! [X3 : $i,X4 : $i] : (((in @ X3 @ (powerset @ X4)) != $true) | ! [X5 : $i] : (($true != (in @ X5 @ (powerset @ X4))) | ($true = (in @ (setminus @ X4 @ X3) @ (powerset @ (setminus @ X4 @ (binintersect @ X3 @ X5))))))) | (complementInPowersetComplementIntersect != $true))),
% 5.08/2.04    inference(rectify,[status(thm)],[f1470])).
% 5.08/2.04  thf(f1470,plain,(
% 5.08/2.04    ((complementInPowersetComplementIntersect = $true) | ? [X0 : $i,X1 : $i] : (($true = (in @ X0 @ (powerset @ X1))) & ? [X2 : $i] : (($true = (in @ X2 @ (powerset @ X1))) & ((in @ (setminus @ X1 @ X0) @ (powerset @ (setminus @ X1 @ (binintersect @ X0 @ X2)))) != $true)))) & (! [X0 : $i,X1 : $i] : (($true != (in @ X0 @ (powerset @ X1))) | ! [X2 : $i] : (($true != (in @ X2 @ (powerset @ X1))) | ((in @ (setminus @ X1 @ X0) @ (powerset @ (setminus @ X1 @ (binintersect @ X0 @ X2)))) = $true))) | (complementInPowersetComplementIntersect != $true))),
% 5.08/2.04    inference(nnf_transformation,[status(thm)],[f1035])).
% 5.08/2.04  thf(f1035,plain,(
% 5.08/2.04    (complementInPowersetComplementIntersect = $true) <=> ! [X0 : $i,X1 : $i] : (($true != (in @ X0 @ (powerset @ X1))) | ! [X2 : $i] : (($true != (in @ X2 @ (powerset @ X1))) | ((in @ (setminus @ X1 @ X0) @ (powerset @ (setminus @ X1 @ (binintersect @ X0 @ X2)))) = $true)))),
% 5.08/2.04    inference(ennf_transformation,[status(thm)],[f828])).
% 5.08/2.04  thf(f828,plain,(
% 5.08/2.04    ! [X0 : $i,X1 : $i] : (($true = (in @ X0 @ (powerset @ X1))) => ! [X2 : $i] : (($true = (in @ X2 @ (powerset @ X1))) => ((in @ (setminus @ X1 @ X0) @ (powerset @ (setminus @ X1 @ (binintersect @ X0 @ X2)))) = $true))) <=> (complementInPowersetComplementIntersect = $true)),
% 5.08/2.04    inference(fool_elimination,[status(thm)],[f827])).
% 5.08/2.04  thf(f827,plain,(
% 5.08/2.04    (complementInPowersetComplementIntersect = ! [X0 : $i,X1 : $i] : ((in @ X0 @ (powerset @ X1)) => ! [X2 : $i] : ((in @ X2 @ (powerset @ X1)) => (in @ (setminus @ X1 @ X0) @ (powerset @ (setminus @ X1 @ (binintersect @ X0 @ X2)))))))),
% 5.08/2.04    inference(rectify,[status(thm)],[f256])).
% 5.08/2.04  thf(f256,axiom,(
% 5.08/2.04    (complementInPowersetComplementIntersect = ! [X11 : $i,X3 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => (in @ (setminus @ X3 @ X11) @ (powerset @ (setminus @ X3 @ (binintersect @ X11 @ X16)))))))),
% 5.08/2.04    file('/export/starexec/sandbox/tmp/tmp.JeOFxtzHX1/DTF2THF_10097.p',complementInPowersetComplementIntersect)).
% 5.08/2.04  thf(f3575,plain,(
% 5.08/2.04    ($true != (in @ (setminus @ sK698 @ sK699) @ (powerset @ (setminus @ sK698 @ (binintersect @ sK699 @ sK700)))))),
% 5.08/2.04    inference(cnf_transformation,[status(thm)],[f2319])).
% 5.08/2.04  % SZS output end Proof for DTF2THF_10097
% 5.08/2.04  % (10347)------------------------------
% 5.08/2.04  % (10347)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 5.08/2.04  % (10347)Termination reason: Refutation
% 5.08/2.04  
% 5.08/2.04  % (10347)Memory used [KB]: 10746
% 5.08/2.04  % (10347)Time elapsed: 0.175 s
% 5.08/2.04  % (10347)Instructions burned: 390 (million)
% 5.08/2.04  % (10347)------------------------------
% 5.08/2.04  % (10347)------------------------------
% 5.08/2.04  % (10302)Success in time 0.301 s
%------------------------------------------------------------------------------