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DT2H2X---1.9.5.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : DT2H2X---1.9.5
% Problem  : SEU738^1 : TPTP v9.2.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : /export/starexec/sandbox2/solver/bin/run_DT2H2X /export/starexec/sandbox2/benchmark/theBenchmark.p 300

% Computer : n008.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 09:36:47 AM UTC 2026

% Result   : Theorem 2.93s 1.81s
% Output   : Refutation 2.93s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   29 (   8 unt;   0 typ;   0 def)
%            Number of atoms       : 4933 (1364 equ;   0 cnn)
%            Maximal formula atoms :  259 ( 170 avg)
%            Number of connectives : 2432 (  47   ~;  16   |; 800   &; 270   @)
%                                         (   2 <=>;1297  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  268 (  76 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  452 ( 449 usr; 263 con; 0-4 aty)
%            Number of variables   :   71 (   0   ^;  44   !;  27   ?;  71   :)

% 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_306,type,
    sP0: $i > $o > $i > $i > $o ).

thf(func_def_307,type,
    sP1: $i > $i > $o ).

thf(func_def_308,type,
    sP2: $i > $o ).

thf(func_def_309,type,
    sP3: $i > $i > $o ).

thf(func_def_310,type,
    sP4: $i > $i > $o ).

thf(func_def_311,type,
    sP5: $i > $i > $i > $i > $o ).

thf(func_def_317,type,
    sP11: $i > $i > $i > $o ).

thf(func_def_360,type,
    sK54: $i > $o ).

thf(func_def_362,type,
    sK56: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_363,type,
    sK57: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_370,type,
    sK64: $i > $i > $i > $i ).

thf(func_def_371,type,
    sK65: $i > $i > $i > $i ).

thf(func_def_377,type,
    sK71: $i > $o ).

thf(func_def_390,type,
    sK84: $i > $i > $i ).

thf(func_def_398,type,
    sK92: $i > $i > $i > $i ).

thf(func_def_407,type,
    sK101: $i > $i > $o ).

thf(func_def_408,type,
    sK102: $i > $i > $i ).

thf(func_def_409,type,
    sK103: $i > $i > $i ).

thf(func_def_410,type,
    sK104: $i > $i > $i ).

thf(func_def_411,type,
    sK105: $i > $i > $i ).

thf(func_def_412,type,
    sK106: $i > $i > $i > $i ).

thf(func_def_413,type,
    sK107: $i > $i ).

thf(func_def_414,type,
    sK108: $i > $i ).

thf(func_def_415,type,
    sK109: $i > $i ).

thf(func_def_416,type,
    sK110: $i > $i ).

thf(func_def_417,type,
    sK111: $i > $i > $i ).

thf(func_def_418,type,
    sK112: $i > $i > $i > $i ).

thf(func_def_419,type,
    sK113: $i > $i > $i > $i ).

thf(func_def_420,type,
    sK114: $i > $i > $i ).

thf(func_def_421,type,
    sK115: $i > $i > $i ).

thf(func_def_423,type,
    sK117: $i > $i ).

thf(func_def_424,type,
    sK118: $i > $i ).

thf(func_def_425,type,
    sK119: $i > $i ).

thf(func_def_426,type,
    sK120: $i > $i > $i ).

thf(func_def_428,type,
    sK122: $i > $i ).

thf(func_def_431,type,
    sK125: $i > ( $i > $i ) > $i > $i ).

thf(func_def_447,type,
    sK141: $i > $i ).

thf(func_def_459,type,
    sK153: ( $i > $o ) > $i ).

thf(func_def_460,type,
    sK154: $i > $o ).

thf(func_def_461,type,
    sK155: $i > $i ).

thf(func_def_472,type,
    sK166: $i > $o ).

thf(func_def_474,type,
    sK168: ( $i > $o ) > $i > $i ).

thf(func_def_479,type,
    sK173: $i > $o ).

thf(func_def_484,type,
    sK178: $o > $i > $i > $i ).

thf(func_def_485,type,
    sK179: $i > $i ).

thf(func_def_497,type,
    sK191: $i > $o ).

thf(func_def_498,type,
    sK192: $i > $o ).

thf(func_def_499,type,
    sK193: $i > $o ).

thf(func_def_500,type,
    sK194: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_501,type,
    sK195: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_530,type,
    sK224: $i > $i ).

thf(func_def_531,type,
    sK225: ( $i > $i ) > $i > $i > $i ).

thf(func_def_541,type,
    sK235: $i > $i > $i > $i > $i ).

thf(func_def_542,type,
    sK236: $i > $i > $i > $i > $i ).

thf(func_def_543,type,
    sK237: $i > $i > $i > $i > $i ).

thf(func_def_544,type,
    sK238: $i > $i > $i > $i > $i ).

thf(func_def_548,type,
    sK242: $i > $i > $i ).

thf(func_def_553,type,
    sK247: $i > $o ).

thf(func_def_555,type,
    sK249: $i > ( $i > $o ) > $i ).

thf(func_def_569,type,
    sK263: $i > $i > ( $i > $i ) > $i ).

thf(func_def_570,type,
    sK264: $i > $i ).

thf(func_def_577,type,
    sK271: $i > $i > $o ).

thf(func_def_580,type,
    sK274: $i > $o ).

thf(func_def_585,type,
    sK279: $i > $i > $o ).

thf(func_def_595,type,
    sK289: $i > $i > $i ).

thf(func_def_600,type,
    sK294: $i > $o ).

thf(func_def_609,type,
    sK303: $i > $i > $i ).

thf(func_def_635,type,
    sK329: $i > $i ).

thf(func_def_637,type,
    sK331: ( $i > $i ) > $i > $i > $i ).

thf(func_def_643,type,
    sK337: $i > $i > $o ).

thf(func_def_647,type,
    sK341: $i > $o ).

thf(func_def_650,type,
    sK344: $i > ( $i > $o ) > $i ).

thf(func_def_651,type,
    sK345: $i > $o ).

thf(func_def_655,type,
    sK349: $i > $o ).

thf(func_def_675,type,
    sK369: $i > $i > $o ).

thf(func_def_684,type,
    sK378: $i > $i ).

thf(func_def_687,type,
    sK381: $i > $i > $o ).

thf(func_def_688,type,
    sK382: $i > $i ).

thf(func_def_689,type,
    sK383: $i > $i ).

thf(func_def_690,type,
    sK384: ( $i > $i > $o ) > $i > $i ).

thf(func_def_691,type,
    sK385: ( $i > $i > $o ) > $i > $i ).

thf(func_def_692,type,
    sK386: $i > ( $i > $i > $o ) > $i > $i ).

thf(func_def_717,type,
    sK411: $i > $i > $i ).

thf(func_def_719,type,
    sK413: $i > $o ).

thf(func_def_750,type,
    sK444: $i > ( $i > $i ) > $i > $i ).

thf(func_def_752,type,
    sK446: $i > $i ).

thf(func_def_754,type,
    sK448: $i > $i > $i > $i > $i ).

thf(func_def_759,type,
    sK453: ( $i > $o ) > $i ).

thf(func_def_760,type,
    sK454: $i > $o ).

thf(func_def_767,type,
    sK461: $i > $i > $i ).

thf(func_def_781,type,
    sK475: $i > $i > $o ).

thf(func_def_783,type,
    sK477: $i > ( $i > $o ) > $i ).

thf(func_def_784,type,
    sK478: $i > $o ).

thf(func_def_801,type,
    sK495: $i > $o ).

thf(func_def_804,type,
    sK498: $i > ( $i > $o ) > $i ).

thf(func_def_805,type,
    sK499: $i > $o ).

thf(func_def_806,type,
    sK500: $i > $o ).

thf(func_def_807,type,
    sK501: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_808,type,
    sK502: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_815,type,
    sK509: $i > $i ).

thf(func_def_827,type,
    sK521: $i > $o ).

thf(func_def_829,type,
    sK523: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_830,type,
    sK524: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_837,type,
    sK531: $i > $i ).

thf(func_def_849,type,
    sK543: $i > $o ).

thf(func_def_878,type,
    sK572: ( $i > $o ) > $i > $i > $i ).

thf(func_def_881,type,
    sK575: $i > $o ).

thf(func_def_887,type,
    sK581: $i > $o ).

thf(func_def_888,type,
    sK582: $i > $o ).

thf(func_def_901,type,
    sK595: ( $i > $i ) > $i > $i > $i ).

thf(func_def_904,type,
    sK598: $i > $i ).

thf(func_def_912,type,
    sK606: $i > $o ).

thf(func_def_933,type,
    sK627: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_934,type,
    sK628: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_937,type,
    sK631: $i > $o ).

thf(func_def_938,type,
    sK632: $i > $o ).

thf(func_def_953,type,
    sK647: $i > $i > $i ).

thf(func_def_956,type,
    sK650: $i > $i > $i > $i > $i ).

thf(func_def_961,type,
    sK655: $i > $o ).

thf(func_def_962,type,
    sK656: $i > $i ).

thf(func_def_963,type,
    sK657: ( $i > $o ) > $i ).

thf(func_def_965,type,
    sK659: $i > $o ).

thf(func_def_967,type,
    sK661: ( $i > $o ) > $i > $i ).

thf(func_def_976,type,
    sK670: $i > $o ).

thf(func_def_979,type,
    sK673: $i > ( $i > $o ) > $i ).

thf(func_def_980,type,
    sK674: $i > ( $i > $o ) > $i ).

thf(func_def_984,type,
    sK678: $i > $i > $i > $i ).

thf(func_def_989,type,
    sK683: $i > $i > $i > $i > $i ).

thf(func_def_990,type,
    sK684: $i > $i > $i > $i > $i ).

thf(func_def_999,type,
    sK693: $i > $i > $o ).

thf(func_def_1008,type,
    sK702: $i > $i > $i ).

thf(func_def_1009,type,
    sK703: $i > $i > $i ).

thf(func_def_1010,type,
    sK704: $i > $o ).

thf(func_def_1013,type,
    sK707: $i > ( $i > $o ) > $i ).

thf(func_def_1014,type,
    sK708: $i > ( $i > $o ) > $i ).

thf(func_def_1015,type,
    sK709: $i > $o ).

thf(func_def_1020,type,
    sK714: $i > $i ).

thf(func_def_1023,type,
    sK717: $i > $i ).

thf(func_def_1024,type,
    sK718: ( $i > $o ) > $i ).

thf(func_def_1025,type,
    sK719: ( $i > $o ) > $i ).

thf(func_def_1026,type,
    sK720: $i > $o ).

thf(func_def_1036,type,
    sK730: $i > $o ).

thf(func_def_1039,type,
    sK733: $i > ( $i > $o ) > $i ).

thf(func_def_1040,type,
    sK734: $i > ( $i > $o ) > $i ).

thf(func_def_1044,type,
    sK738: $i > $i > $i ).

thf(func_def_1067,type,
    sK761: $i > $o ).

thf(func_def_1083,type,
    sK777: $i > $i > $i > $i > $i ).

thf(func_def_1088,type,
    sK782: $i > $o ).

thf(func_def_1089,type,
    sK783: ( $i > $o ) > $i > $i ).

thf(func_def_1097,type,
    sK791: $i > $i > $i > $i ).

thf(func_def_1101,type,
    sK795: $i > $i > $i > $i ).

thf(func_def_1113,type,
    ph807: 
      !>[X0: $tType] : X0 ).

thf(f4014,plain,
    $false,
    inference(trivial_inequality_removal,[status(thm)],[f4006]) ).

thf(f4006,plain,
    $true != $true,
    inference(superposition,[status(thm)],[f3975,f2567]) ).

thf(f2567,plain,
    ( ( in @ sK134 @ sK132 )
    = $true ),
    inference(cnf_transformation,[status(thm)],[f1322]) ).

thf(f1322,plain,
    ( ( sepInPowerset = $true )
    & ( brelnall2 = $true )
    & ( binunionIL = $true )
    & ( exuE3e = $true )
    & ( dpsetconstrER = $true )
    & ( subbreln = $true )
    & ( setukpairIL = $true )
    & ( vacuousDall = $true )
    & ( inCongP = $true )
    & ( setadjoinIR = $true )
    & ( dpsetconstrEL2 = $true )
    & ( apProp = $true )
    & ( ex1E2 = $true )
    & ( ex1I2 = $true )
    & ( cartprodpairsurjEq = $true )
    & ( quantDeMorgan4 = $true )
    & ( setukpairinjL1 = $true )
    & ( eqinunit = $true )
    & ( dpsetconstrSub = $true )
    & ( complementTI1 = $true )
    & ( disjointsetsI1 = $true )
    & ( ifp = $true )
    & ( cartprodsndpairEq = $true )
    & ( binintersectTERcontra = $true )
    & ( descr__Cong = $true )
    & ( exuI1 = $true )
    & ( binintersectLsub = $true )
    & ( funcGraphProp3 = $true )
    & ( setminusLsub = $true )
    & ( contrasubsetT = $true )
    & ( subsetI1 = $true )
    & ( descrp = $true )
    & ( iffalse = $true )
    & ( uniqinunit = $true )
    & ( dsetconstrI = $true )
    & ( ex1E1 = $true )
    & ( omegaSAx = $true )
    & ( cartprodpairmemEL = $true )
    & ( brelnall1 = $true )
    & ( binintersectEL = $true )
    & ( singletonsubset = $true )
    & ( setoftrueEq = $true )
    & ( complementImpComplementIntersect = $true )
    & ( ksndpairEq = $true )
    & ( dsetconstr__Cong = $true )
    & ( subsetTrans = $true )
    & ( foundationAx = $true )
    & ( binunionIR = $true )
    & ( notsubsetI = $true )
    & ( nonemptyI = $true )
    & ( symdiffIneg1 = $true )
    & ( binintersectSubset3 = $true )
    & ( eqimpsubset2 = $true )
    & ( doubleComplementSub1 = $true )
    & ( exuE3u = $true )
    & ( setukpairinjR12 = $true )
    & ( symdiffE = $true )
    & ( notinemptyset = $true )
    & ( kpairp = $true )
    & ( powersetAx = $true )
    & ( beta1 = $true )
    & ( upairsetIL = $true )
    & ( noeltsimpempty = $true )
    & ( exuE2 = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( setukpairinjR2 = $true )
    & ( dsetconstrER = $true )
    & ( upairsubunion = $true )
    & ( cartprodmempair = $true )
    & ( subsetRefl = $true )
    & ( powersetsubset = $true )
    & ( emptysetE = $true )
    & ( iffalseProp2 = $true )
    & ( binintersectSubset4 = $true )
    & ( iftrue = $true )
    & ( setminusELneg = $true )
    & ( ap2apEq1 = $true )
    & ( setunionsingleton1 = $true )
    & ( subset2powerset = $true )
    & ( setOfPairsIsBReln = $true )
    & ( ap2apEq2 = $true )
    & ( binintersectSubset1 = $true )
    & ( eta1 = $true )
    & ( setminusIRneg = $true )
    & ( contraSubsetComplement = $true )
    & ( setunionE = $true )
    & ( notequalI2 = $true )
    & ( funcGraphProp4 = $true )
    & ( kpairsurjEq = $true )
    & ( funcext = $true )
    & ( omega__Cong = $true )
    & ( setextT = $true )
    & ( subPowSU = $true )
    & ( setadjoinE = $true )
    & ( emptyI = $true )
    & ( kfstsingleton = $true )
    & ( kpairiskpair = $true )
    & ( ex1I = $true )
    & ( setukpairinjL = $true )
    & ( complementTcontraSubset = $true )
    & ( powersetE = $true )
    & ( binintersectSubset2 = $true )
    & ( theeq = $true )
    & ( setunionsingleton = $true )
    & ( in__Cong = $true )
    & ( subsetemptysetimpeq = $true )
    & ( eqimpsubset1 = $true )
    & ( emptysetAx = $true )
    & ( bs114d = $true )
    & ( notinsingleton = $true )
    & ( dpsetconstrI = $true )
    & ( upairset2E = $true )
    & ( kfstpairEq = $true )
    & ( funcGraphProp1 = $true )
    & ( upairinpowunion = $true )
    & ( quantDeMorgan3 = $true )
    & ( quantDeMorgan2 = $true )
    & ( emptysetimpfalse = $true )
    & ( setextsub = $true )
    & ( emptyE1 = $true )
    & ( doubleComplementSub2 = $true )
    & ( subsetI2 = $true )
    & ( lam2lamEq = $true )
    & ( complementT_lem = $true )
    & ( infuncsetfunc = $true )
    & ( funcext2 = $true )
    & ( beta2 = $true )
    & ( binintersectSubset5 = $true )
    & ( setminusSubset2 = $true )
    & ( subsetE2 = $true )
    & ( upairset2IR = $true )
    & ( prop2set2propI = $true )
    & ( notequalI1 = $true )
    & ( funcextLem = $true )
    & ( ap2p = $true )
    & ( binintersectTELcontra = $true )
    & ( omegaIndAx = $true )
    & ( app = $true )
    & ( exuI2 = $true )
    & ( binunionLsub = $true )
    & ( upairsetIR = $true )
    & ( lamp = $true )
    & ( setadjoinSub2 = $true )
    & ( setukpairinjR1 = $true )
    & ( prop2setI = $true )
    & ( nonemptyE1 = $true )
    & ( setminusT_lem = $true )
    & ( wellorderingAx = $true )
    & ( setminusI = $true )
    & ( setadjoinSub = $true )
    & ( iftrueProp1 = $true )
    & ( omega0Ax = $true )
    & ( setukpairinjR = $true )
    & ( emptyinPowerset = $true )
    & ( binintersectER = $true )
    & ( singletoninpowerset = $true )
    & ( emptysetsubset = $true )
    & ( sepSubset = $true )
    & ( upairequniteq = $true )
    & ( funcGraphProp2 = $true )
    & ( powersetI1 = $true )
    & ( setunionAx = $true )
    & ( nonemptyI1 = $true )
    & ( cartprodpairmemER = $true )
    & ( binintersectRsub = $true )
    & ( emptyset__Cong = $true )
    & ( powersetTE1 = $true )
    & ( powerset__Cong = $true )
    & ( setadjoinOr = $true )
    & ( subsetE = $true )
    & ( contrasubsetT1 = $true )
    & ( setadjoinAx = $true )
    & ( setunionsingleton2 = $true )
    & ( symdiffIneg2 = $true )
    & ( singletonsswitch = $true )
    & ( symdiffI2 = $true )
    & ( symdiffI1 = $true )
    & ( binunionEcases = $true )
    & ( doubleComplementE1 = $true )
    & ( setminusEL = $true )
    & ( cartprodfstpairEq = $true )
    & ( ksndsingleton = $true )
    & ( setminusSubset1 = $true )
    & ( iffalseProp1 = $true )
    & ( subsetTI = $true )
    & ( dpsetconstrERa = $true )
    & ( contrasubsetT2 = $true )
    & ( binintersectI = $true )
    & ( doubleComplementI1 = $true )
    & ( cartprodmempair1 = $true )
    & ( cartprodpairin = $true )
    & ( complementTnotintersectT = $true )
    & ( theprop = $true )
    & ( singletonprop = $true )
    & ( upairsetE = $true )
    & ( iftrueorfalse = $true )
    & ( powersetTI1 = $true )
    & ( funcImageSingleton = $true )
    & ( setext = $true )
    & ( prop2setE = $true )
    & ( notdexE = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( cartprodsndin = $true )
    & ( exu__Cong = $true )
    & ( singletonsuniq = $true )
    & ( setunionI = $true )
    & ( inPowerset = $true )
    & ( setunion__Cong = $true )
    & ( nonemptyImpWitness = $true )
    & ( ifSingleton = $true )
    & ( binunionRsub = $true )
    & ( exuEu = $true )
    & ( contrasubsetT3 = $true )
    & ( replAx = $true )
    & ( setadjoin__Cong = $true )
    & ( ubforcartprodlem2 = $true )
    & ( setminusERneg = $true )
    & ( setukpairinjL2 = $true )
    & ( exuI3 = $true )
    & ( lamProp = $true )
    & ( emptyInPowerset = $true )
    & ( setukpairinjR11 = $true )
    & ( setukpairIR = $true )
    & ( ( in @ sK132 @ ( powerset @ sK131 ) )
      = $true )
    & ( ( in @ sK134 @ sK132 )
      = $true )
    & ( ( in @ sK134 @ sK131 )
      = $true )
    & ( ( in @ sK134 @ ( binunion @ sK132 @ sK133 ) )
     != $true )
    & ( $true
      = ( in @ sK133 @ ( powerset @ sK131 ) ) )
    & ( complementTE1 = $true )
    & ( eqbreln = $true )
    & ( setunionE2 = $true )
    & ( funcinfuncset = $true )
    & ( binunionT_lem = $true )
    & ( quantDeMorgan1 = $true )
    & ( cartprodfstin = $true )
    & ( setminusER = $true )
    & ( emptyinunitempty = $true )
    & ( setminusILneg = $true )
    & ( setextAx = $true )
    & ( cartprodmempaircEq = $true )
    & ( secondinupair = $true )
    & ( ubforcartprodlem3 = $true )
    & ( setadjoinIL = $true )
    & ( binintersectT_lem = $true )
    & ( powersetT_lem = $true )
    & ( notdallE = $true )
    & ( iftrueProp2 = $true )
    & ( setbeta = $true )
    & ( powersetE1 = $true )
    & ( powersetI = $true )
    & ( singletoninpowunion = $true )
    & ( binunionE = $true )
    & ( dsetconstrEL = $true )
    & ( lam2p = $true )
    & ( dpsetconstrEL1 = $true )
    & ( doubleComplementEq = $true )
    & ( eta2 = $true )
    & ( exuE1 = $true )
    & ( ubforcartprodlem1 = $true ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK131,sK132,sK133,sK134])],[f851,f1321,f1320,f1319]) ).

thf(f1319,plain,
    ( ? [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) )
        & ? [X2: $i] :
            ( ? [X3: $i] :
                ( ( ( in @ X3 @ X1 )
                  = $true )
                & ( $true
                  = ( in @ X3 @ X0 ) )
                & ( ( in @ X3 @ ( binunion @ X1 @ X2 ) )
                 != $true ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) ) )
   => ( ( ( in @ sK132 @ ( powerset @ sK131 ) )
        = $true )
      & ? [X2: $i] :
          ( ? [X3: $i] :
              ( ( $true
                = ( in @ X3 @ sK132 ) )
              & ( ( in @ X3 @ sK131 )
                = $true )
              & ( ( in @ X3 @ ( binunion @ sK132 @ X2 ) )
               != $true ) )
          & ( ( in @ X2 @ ( powerset @ sK131 ) )
            = $true ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1320,plain,
    ( ? [X2: $i] :
        ( ? [X3: $i] :
            ( ( $true
              = ( in @ X3 @ sK132 ) )
            & ( ( in @ X3 @ sK131 )
              = $true )
            & ( ( in @ X3 @ ( binunion @ sK132 @ X2 ) )
             != $true ) )
        & ( ( in @ X2 @ ( powerset @ sK131 ) )
          = $true ) )
   => ( ? [X3: $i] :
          ( ( $true
            = ( in @ X3 @ sK132 ) )
          & ( ( in @ X3 @ sK131 )
            = $true )
          & ( ( in @ X3 @ ( binunion @ sK132 @ sK133 ) )
           != $true ) )
      & ( $true
        = ( in @ sK133 @ ( powerset @ sK131 ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1321,plain,
    ( ? [X3: $i] :
        ( ( $true
          = ( in @ X3 @ sK132 ) )
        & ( ( in @ X3 @ sK131 )
          = $true )
        & ( ( in @ X3 @ ( binunion @ sK132 @ sK133 ) )
         != $true ) )
   => ( ( ( in @ sK134 @ sK132 )
        = $true )
      & ( ( in @ sK134 @ sK131 )
        = $true )
      & ( ( in @ sK134 @ ( binunion @ sK132 @ sK133 ) )
       != $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f851,plain,
    ( ( sepInPowerset = $true )
    & ( brelnall2 = $true )
    & ( binunionIL = $true )
    & ( exuE3e = $true )
    & ( dpsetconstrER = $true )
    & ( subbreln = $true )
    & ( setukpairIL = $true )
    & ( vacuousDall = $true )
    & ( inCongP = $true )
    & ( setadjoinIR = $true )
    & ( dpsetconstrEL2 = $true )
    & ( apProp = $true )
    & ( ex1E2 = $true )
    & ( ex1I2 = $true )
    & ( cartprodpairsurjEq = $true )
    & ( quantDeMorgan4 = $true )
    & ( setukpairinjL1 = $true )
    & ( eqinunit = $true )
    & ( dpsetconstrSub = $true )
    & ( complementTI1 = $true )
    & ( disjointsetsI1 = $true )
    & ( ifp = $true )
    & ( cartprodsndpairEq = $true )
    & ( binintersectTERcontra = $true )
    & ( descr__Cong = $true )
    & ( exuI1 = $true )
    & ( binintersectLsub = $true )
    & ( funcGraphProp3 = $true )
    & ( setminusLsub = $true )
    & ( contrasubsetT = $true )
    & ( subsetI1 = $true )
    & ( descrp = $true )
    & ( iffalse = $true )
    & ( uniqinunit = $true )
    & ( dsetconstrI = $true )
    & ( ex1E1 = $true )
    & ( omegaSAx = $true )
    & ( cartprodpairmemEL = $true )
    & ( brelnall1 = $true )
    & ( binintersectEL = $true )
    & ( singletonsubset = $true )
    & ( setoftrueEq = $true )
    & ( complementImpComplementIntersect = $true )
    & ( ksndpairEq = $true )
    & ( dsetconstr__Cong = $true )
    & ( subsetTrans = $true )
    & ( foundationAx = $true )
    & ( binunionIR = $true )
    & ( notsubsetI = $true )
    & ( nonemptyI = $true )
    & ( symdiffIneg1 = $true )
    & ( binintersectSubset3 = $true )
    & ( eqimpsubset2 = $true )
    & ( doubleComplementSub1 = $true )
    & ( exuE3u = $true )
    & ( setukpairinjR12 = $true )
    & ( symdiffE = $true )
    & ( notinemptyset = $true )
    & ( kpairp = $true )
    & ( powersetAx = $true )
    & ( beta1 = $true )
    & ( upairsetIL = $true )
    & ( noeltsimpempty = $true )
    & ( exuE2 = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( setukpairinjR2 = $true )
    & ( dsetconstrER = $true )
    & ( upairsubunion = $true )
    & ( cartprodmempair = $true )
    & ( subsetRefl = $true )
    & ( powersetsubset = $true )
    & ( emptysetE = $true )
    & ( iffalseProp2 = $true )
    & ( binintersectSubset4 = $true )
    & ( iftrue = $true )
    & ( setminusELneg = $true )
    & ( ap2apEq1 = $true )
    & ( setunionsingleton1 = $true )
    & ( subset2powerset = $true )
    & ( setOfPairsIsBReln = $true )
    & ( ap2apEq2 = $true )
    & ( binintersectSubset1 = $true )
    & ( eta1 = $true )
    & ( setminusIRneg = $true )
    & ( contraSubsetComplement = $true )
    & ( setunionE = $true )
    & ( notequalI2 = $true )
    & ( funcGraphProp4 = $true )
    & ( kpairsurjEq = $true )
    & ( funcext = $true )
    & ( omega__Cong = $true )
    & ( setextT = $true )
    & ( subPowSU = $true )
    & ( setadjoinE = $true )
    & ( emptyI = $true )
    & ( kfstsingleton = $true )
    & ( kpairiskpair = $true )
    & ( ex1I = $true )
    & ( setukpairinjL = $true )
    & ( complementTcontraSubset = $true )
    & ( powersetE = $true )
    & ( binintersectSubset2 = $true )
    & ( theeq = $true )
    & ( setunionsingleton = $true )
    & ( in__Cong = $true )
    & ( subsetemptysetimpeq = $true )
    & ( eqimpsubset1 = $true )
    & ( emptysetAx = $true )
    & ( bs114d = $true )
    & ( notinsingleton = $true )
    & ( dpsetconstrI = $true )
    & ( upairset2E = $true )
    & ( kfstpairEq = $true )
    & ( funcGraphProp1 = $true )
    & ( upairinpowunion = $true )
    & ( quantDeMorgan3 = $true )
    & ( quantDeMorgan2 = $true )
    & ( emptysetimpfalse = $true )
    & ( setextsub = $true )
    & ( emptyE1 = $true )
    & ( doubleComplementSub2 = $true )
    & ( subsetI2 = $true )
    & ( lam2lamEq = $true )
    & ( complementT_lem = $true )
    & ( infuncsetfunc = $true )
    & ( funcext2 = $true )
    & ( beta2 = $true )
    & ( binintersectSubset5 = $true )
    & ( setminusSubset2 = $true )
    & ( subsetE2 = $true )
    & ( upairset2IR = $true )
    & ( prop2set2propI = $true )
    & ( notequalI1 = $true )
    & ( funcextLem = $true )
    & ( ap2p = $true )
    & ( binintersectTELcontra = $true )
    & ( omegaIndAx = $true )
    & ( app = $true )
    & ( exuI2 = $true )
    & ( binunionLsub = $true )
    & ( upairsetIR = $true )
    & ( lamp = $true )
    & ( setadjoinSub2 = $true )
    & ( setukpairinjR1 = $true )
    & ( prop2setI = $true )
    & ( nonemptyE1 = $true )
    & ( setminusT_lem = $true )
    & ( wellorderingAx = $true )
    & ( setminusI = $true )
    & ( setadjoinSub = $true )
    & ( iftrueProp1 = $true )
    & ( omega0Ax = $true )
    & ( setukpairinjR = $true )
    & ( emptyinPowerset = $true )
    & ( binintersectER = $true )
    & ( singletoninpowerset = $true )
    & ( emptysetsubset = $true )
    & ( sepSubset = $true )
    & ( upairequniteq = $true )
    & ( funcGraphProp2 = $true )
    & ( powersetI1 = $true )
    & ( setunionAx = $true )
    & ( nonemptyI1 = $true )
    & ( cartprodpairmemER = $true )
    & ( binintersectRsub = $true )
    & ( emptyset__Cong = $true )
    & ( powersetTE1 = $true )
    & ( powerset__Cong = $true )
    & ( setadjoinOr = $true )
    & ( subsetE = $true )
    & ( contrasubsetT1 = $true )
    & ( setadjoinAx = $true )
    & ( setunionsingleton2 = $true )
    & ( symdiffIneg2 = $true )
    & ( singletonsswitch = $true )
    & ( symdiffI2 = $true )
    & ( symdiffI1 = $true )
    & ( binunionEcases = $true )
    & ( doubleComplementE1 = $true )
    & ( setminusEL = $true )
    & ( cartprodfstpairEq = $true )
    & ( ksndsingleton = $true )
    & ( setminusSubset1 = $true )
    & ( iffalseProp1 = $true )
    & ( subsetTI = $true )
    & ( dpsetconstrERa = $true )
    & ( contrasubsetT2 = $true )
    & ( binintersectI = $true )
    & ( doubleComplementI1 = $true )
    & ( cartprodmempair1 = $true )
    & ( cartprodpairin = $true )
    & ( complementTnotintersectT = $true )
    & ( theprop = $true )
    & ( singletonprop = $true )
    & ( upairsetE = $true )
    & ( iftrueorfalse = $true )
    & ( powersetTI1 = $true )
    & ( funcImageSingleton = $true )
    & ( setext = $true )
    & ( prop2setE = $true )
    & ( notdexE = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( cartprodsndin = $true )
    & ( exu__Cong = $true )
    & ( singletonsuniq = $true )
    & ( setunionI = $true )
    & ( inPowerset = $true )
    & ( setunion__Cong = $true )
    & ( nonemptyImpWitness = $true )
    & ( ifSingleton = $true )
    & ( binunionRsub = $true )
    & ( exuEu = $true )
    & ( contrasubsetT3 = $true )
    & ( replAx = $true )
    & ( setadjoin__Cong = $true )
    & ( ubforcartprodlem2 = $true )
    & ( setminusERneg = $true )
    & ( setukpairinjL2 = $true )
    & ( exuI3 = $true )
    & ( lamProp = $true )
    & ( emptyInPowerset = $true )
    & ( setukpairinjR11 = $true )
    & ( setukpairIR = $true )
    & ? [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) )
        & ? [X2: $i] :
            ( ? [X3: $i] :
                ( ( ( in @ X3 @ X1 )
                  = $true )
                & ( $true
                  = ( in @ X3 @ X0 ) )
                & ( ( in @ X3 @ ( binunion @ X1 @ X2 ) )
                 != $true ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) ) )
    & ( complementTE1 = $true )
    & ( eqbreln = $true )
    & ( setunionE2 = $true )
    & ( funcinfuncset = $true )
    & ( binunionT_lem = $true )
    & ( quantDeMorgan1 = $true )
    & ( cartprodfstin = $true )
    & ( setminusER = $true )
    & ( emptyinunitempty = $true )
    & ( setminusILneg = $true )
    & ( setextAx = $true )
    & ( cartprodmempaircEq = $true )
    & ( secondinupair = $true )
    & ( ubforcartprodlem3 = $true )
    & ( setadjoinIL = $true )
    & ( binintersectT_lem = $true )
    & ( powersetT_lem = $true )
    & ( notdallE = $true )
    & ( iftrueProp2 = $true )
    & ( setbeta = $true )
    & ( powersetE1 = $true )
    & ( powersetI = $true )
    & ( singletoninpowunion = $true )
    & ( binunionE = $true )
    & ( dsetconstrEL = $true )
    & ( lam2p = $true )
    & ( dpsetconstrEL1 = $true )
    & ( doubleComplementEq = $true )
    & ( eta2 = $true )
    & ( exuE1 = $true )
    & ( ubforcartprodlem1 = $true ) ),
    inference(flattening,[status(thm)],[f850]) ).

thf(f850,plain,
    ( ? [X0: $i,X1: $i] :
        ( ? [X2: $i] :
            ( ? [X3: $i] :
                ( ( ( in @ X3 @ X1 )
                  = $true )
                & ( ( in @ X3 @ ( binunion @ X1 @ X2 ) )
                 != $true )
                & ( $true
                  = ( in @ X3 @ X0 ) ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) )
        & ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) ) )
    & ( 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)],[f794]) ).

thf(f794,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 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      = ( in @ X1 @ ( powerset @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          = ( in @ X2 @ ( powerset @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              = ( in @ X3 @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( ( in @ X3 @ ( binunion @ X1 @ X2 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               != $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( in @ X3 @ X1 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               != $true ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(flattening,[status(thm)],[f435]) ).

thf(f435,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 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      = ( in @ X1 @ ( powerset @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          = ( in @ X2 @ ( powerset @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              = ( in @ X3 @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( ( in @ X3 @ ( binunion @ X1 @ X2 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               != $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( in @ X3 @ X1 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               != $true ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[status(thm)],[f434]) ).

thf(f434,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
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X1 @ ( powerset @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ X2 @ ( powerset @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ X3 @ X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ~ ( in @ X3 @ ( binunion @ X1 @ X2 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ~ ( in @ X3 @ X1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f260]) ).

thf(f260,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
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X3: $i,X11: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X11 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X16: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ X16 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ~ ( in @ X1 @ ( binunion @ X11 @ X16 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ~ ( in @ X1 @ X11 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f259]) ).

thf(f259,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
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ! [X3: $i,X11: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  ( ( in @ X11 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [X16: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( in @ X16 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ~ ( in @ X1 @ ( binunion @ X11 @ X16 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ~ ( in @ X1 @ X11 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.ebZAxzcvYS/DTF2THF_11747.p',binunionTILcontra) ).

thf(f3975,plain,
    ( ( in @ sK134 @ sK132 )
   != $true ),
    inference(trivial_inequality_removal,[status(thm)],[f3974]) ).

thf(f3974,plain,
    ( ( $true != $true )
    | ( ( in @ sK134 @ sK132 )
     != $true ) ),
    inference(forward_demodulation,[status(thm)],[f3966,f2789]) ).

thf(f2789,plain,
    binunionIL = $true,
    inference(cnf_transformation,[status(thm)],[f1322]) ).

thf(f3966,plain,
    ( ( binunionIL != $true )
    | ( ( in @ sK134 @ sK132 )
     != $true ) ),
    inference(trivial_inequality_removal,[status(thm)],[f3957]) ).

thf(f3957,plain,
    ( ( ( in @ sK134 @ sK132 )
     != $true )
    | ( binunionIL != $true )
    | ( $true != $true ) ),
    inference(superposition,[status(thm)],[f2565,f2973]) ).

thf(f2973,plain,
    ! [X3: $i,X4: $i,X5: $i] :
      ( ( ( in @ X3 @ ( binunion @ X5 @ X4 ) )
        = $true )
      | ( ( in @ X3 @ X5 )
       != $true )
      | ( binunionIL != $true ) ),
    inference(cnf_transformation,[status(thm)],[f1543]) ).

thf(f1543,plain,
    ( ( ( binunionIL = $true )
      | ( ( ( in @ sK267 @ ( binunion @ sK269 @ sK268 ) )
         != $true )
        & ( ( in @ sK267 @ sK269 )
          = $true ) ) )
    & ( ! [X3: $i,X4: $i,X5: $i] :
          ( ( ( in @ X3 @ ( binunion @ X5 @ X4 ) )
            = $true )
          | ( ( in @ X3 @ X5 )
           != $true ) )
      | ( binunionIL != $true ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK267,sK268,sK269])],[f1541,f1542]) ).

thf(f1542,plain,
    ( ? [X0: $i,X1: $i,X2: $i] :
        ( ( ( in @ X0 @ ( binunion @ X2 @ X1 ) )
         != $true )
        & ( $true
          = ( in @ X0 @ X2 ) ) )
   => ( ( ( in @ sK267 @ ( binunion @ sK269 @ sK268 ) )
       != $true )
      & ( ( in @ sK267 @ sK269 )
        = $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1541,plain,
    ( ( ( binunionIL = $true )
      | ? [X0: $i,X1: $i,X2: $i] :
          ( ( ( in @ X0 @ ( binunion @ X2 @ X1 ) )
           != $true )
          & ( $true
            = ( in @ X0 @ X2 ) ) ) )
    & ( ! [X3: $i,X4: $i,X5: $i] :
          ( ( ( in @ X3 @ ( binunion @ X5 @ X4 ) )
            = $true )
          | ( ( in @ X3 @ X5 )
           != $true ) )
      | ( binunionIL != $true ) ) ),
    inference(rectify,[status(thm)],[f1540]) ).

thf(f1540,plain,
    ( ( ( binunionIL = $true )
      | ? [X0: $i,X1: $i,X2: $i] :
          ( ( ( in @ X0 @ ( binunion @ X2 @ X1 ) )
           != $true )
          & ( $true
            = ( in @ X0 @ X2 ) ) ) )
    & ( ! [X0: $i,X1: $i,X2: $i] :
          ( ( ( in @ X0 @ ( binunion @ X2 @ X1 ) )
            = $true )
          | ( $true
           != ( in @ X0 @ X2 ) ) )
      | ( binunionIL != $true ) ) ),
    inference(nnf_transformation,[status(thm)],[f824]) ).

thf(f824,plain,
    ( ( binunionIL = $true )
  <=> ! [X0: $i,X1: $i,X2: $i] :
        ( ( ( in @ X0 @ ( binunion @ X2 @ X1 ) )
          = $true )
        | ( $true
         != ( in @ X0 @ X2 ) ) ) ),
    inference(ennf_transformation,[status(thm)],[f533]) ).

thf(f533,plain,
    ( ( binunionIL = $true )
  <=> ! [X0: $i,X1: $i,X2: $i] :
        ( ( $true
          = ( in @ X0 @ X2 ) )
       => ( ( in @ X0 @ ( binunion @ X2 @ X1 ) )
          = $true ) ) ),
    inference(fool_elimination,[status(thm)],[f532]) ).

thf(f532,plain,
    ( binunionIL
    = ( ! [X0: $i,X1: $i,X2: $i] :
          ( ( in @ X0 @ X2 )
         => ( in @ X0 @ ( binunion @ X2 @ X1 ) ) ) ) ),
    inference(rectify,[status(thm)],[f101]) ).

thf(f101,axiom,
    ( binunionIL
    = ( ! [X1: $i,X4: $i,X3: $i] :
          ( ( in @ X1 @ X3 )
         => ( in @ X1 @ ( binunion @ X3 @ X4 ) ) ) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.ebZAxzcvYS/DTF2THF_11747.p',binunionIL) ).

thf(f2565,plain,
    ( ( in @ sK134 @ ( binunion @ sK132 @ sK133 ) )
   != $true ),
    inference(cnf_transformation,[status(thm)],[f1322]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU738^1 : TPTP v9.2.1. Released v3.7.0.
% 0.12/0.13  % Command  : /export/starexec/sandbox2/solver/bin/run_DT2H2X /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.17/0.34  % Computer : n008.cluster.edu
% 0.17/0.34  % Model    : x86_64 x86_64
% 0.17/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.34  % Memory   : 8042.1875MB
% 0.17/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.17/0.34  % CPULimit : 300
% 0.17/0.34  % WCLimit  : 300
% 0.17/0.34  % DateTime : Tue Feb 24 12:32:39 EST 2026
% 0.17/0.34  % CPUTime  : 
% 0.17/0.34  Running /export/starexec/sandbox2/solver/bin/run_DT2H2X /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.31/0.47  ---- Original DTF file ---
% 0.31/0.47  thf(spec,logic,$$dhol).
% 0.31/0.47  %------------------------------------------------------------------------------
% 0.31/0.47  % File     : SEU738^1 : TPTP v9.2.1. Released v3.7.0.
% 0.31/0.47  % Domain   : Set Theory
% 0.31/0.47  % Problem  : Typed Set Theory - Laws for Typed Sets
% 0.31/0.47  % Version  : Especial.
% 0.31/0.47  % English  : (! A:i.! X:i.in X (powerset A) -> (! Y:i.in Y (powerset A) ->
% 0.31/0.47  %            (! x:i.in x A -> ~(in x (binunion X Y)) -> ~(in x X))))
% 0.31/0.47  
% 0.31/0.47  % Refs     : [Bro08] Brown (2008), Email to G. Sutcliffe
% 0.31/0.47  % Source   : [Bro08]
% 0.31/0.47  % Names    : ZFC240g [Bro08]
% 0.31/0.47  
% 0.31/0.47  % Status   : Theorem
% 0.31/0.47  % Rating   : 0.11 v9.1.0, 0.25 v9.0.0, 0.20 v8.2.0, 0.31 v8.1.0, 0.09 v7.5.0, 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
% 0.31/0.47  % Syntax   : Number of formulae    :  551 ( 258 unt; 292 typ; 258 def)
% 0.31/0.47  %            Number of atoms       : 1491 ( 384 equ;   0 cnn)
% 0.31/0.47  %            Maximal formula atoms :  259 (   5 avg)
% 0.31/0.47  %            Number of connectives : 2993 (  67   ~;  12   |;  44   &;2130   @)
% 0.31/0.47  %                                         (  14 <=>; 726  =>;   0  <=;   0 <~>)
% 0.31/0.47  %            Maximal formula depth :  267 (   2 avg)
% 0.31/0.47  %            Number of types       :    2 (   0 usr)
% 0.31/0.47  %            Number of type conns  :  132 ( 132   >;   0   *;   0   +;   0  <<)
% 0.31/0.47  %            Number of symbols     :  295 ( 292 usr; 258 con; 0-4 aty)
% 0.31/0.47  %            Number of variables   :  867 (  74   ^; 758   !;  35   ?; 867   :)
% 0.31/0.47  % SPC      : TH0_THM_EQU_NAR
% 0.31/0.47  
% 0.31/0.47  % Comments : http://mathgate.info/detsetitem.php?id=300
% 0.31/0.47  %------------------------------------------------------------------------------
% 0.31/0.47  thf(in_type,type,
% 0.31/0.47      in: $i > $i > $o ).
% 0.31/0.47  
% 0.31/0.47  thf(exu_type,type,
% 0.31/0.47      exu: ( $i > $o ) > $o ).
% 0.31/0.47  
% 0.31/0.47  thf(exu,definition,
% 0.31/0.47      ( exu
% 0.31/0.47      = ( ^ [Xphi: $i > $o] :
% 0.31/0.47          ? [Xx: $i] :
% 0.31/0.47            ( ( Xphi @ Xx )
% 0.31/0.47            & ! [Xy: $i] :
% 0.31/0.47                ( ( Xphi @ Xy )
% 0.31/0.47               => ( Xx = Xy ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setextAx_type,type,
% 0.31/0.47      setextAx: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setextAx,definition,
% 0.31/0.47      ( setextAx
% 0.31/0.47      = ( ! [A: $i,B: $i] :
% 0.31/0.47            ( ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47              <=> ( in @ Xx @ B ) )
% 0.31/0.47           => ( A = B ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyset_type,type,
% 0.31/0.47      emptyset: $i ).
% 0.31/0.47  
% 0.31/0.47  thf(emptysetAx_type,type,
% 0.31/0.47      emptysetAx: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(emptysetAx,definition,
% 0.31/0.47      ( emptysetAx
% 0.31/0.47      = ( ! [Xx: $i] :
% 0.31/0.47            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoin_type,type,
% 0.31/0.47      setadjoin: $i > $i > $i ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoinAx_type,type,
% 0.31/0.47      setadjoinAx: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoinAx,definition,
% 0.31/0.47      ( setadjoinAx
% 0.31/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.47            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.31/0.47          <=> ( ( Xy = Xx )
% 0.31/0.47              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(powerset_type,type,
% 0.31/0.47      powerset: $i > $i ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetAx_type,type,
% 0.31/0.47      powersetAx: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetAx,definition,
% 0.31/0.47      ( powersetAx
% 0.31/0.47      = ( ! [A: $i,B: $i] :
% 0.31/0.47            ( ( in @ B @ ( powerset @ A ) )
% 0.31/0.47          <=> ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ B )
% 0.31/0.47               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setunion_type,type,
% 0.31/0.47      setunion: $i > $i ).
% 0.31/0.47  
% 0.31/0.47  thf(setunionAx_type,type,
% 0.31/0.47      setunionAx: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setunionAx,definition,
% 0.31/0.47      ( setunionAx
% 0.31/0.47      = ( ! [A: $i,Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ ( setunion @ A ) )
% 0.31/0.47          <=> ? [B: $i] :
% 0.31/0.47                ( ( in @ Xx @ B )
% 0.31/0.47                & ( in @ B @ A ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(omega_type,type,
% 0.31/0.47      omega: $i ).
% 0.31/0.47  
% 0.31/0.47  thf(omega0Ax_type,type,
% 0.31/0.47      omega0Ax: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(omega0Ax,definition,
% 0.31/0.47      ( omega0Ax
% 0.31/0.47      = ( in @ emptyset @ omega ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(omegaSAx_type,type,
% 0.31/0.47      omegaSAx: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(omegaSAx,definition,
% 0.31/0.47      ( omegaSAx
% 0.31/0.47      = ( ! [Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ omega )
% 0.31/0.47           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(omegaIndAx_type,type,
% 0.31/0.47      omegaIndAx: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(omegaIndAx,definition,
% 0.31/0.47      ( omegaIndAx
% 0.31/0.47      = ( ! [A: $i] :
% 0.31/0.47            ( ( ( in @ emptyset @ A )
% 0.31/0.47              & ! [Xx: $i] :
% 0.31/0.47                  ( ( ( in @ Xx @ omega )
% 0.31/0.47                    & ( in @ Xx @ A ) )
% 0.31/0.47                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 0.31/0.47           => ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ omega )
% 0.31/0.47               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(replAx_type,type,
% 0.31/0.47      replAx: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(replAx,definition,
% 0.31/0.47      ( replAx
% 0.31/0.47      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 0.31/0.47            ( ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47               => ( exu
% 0.31/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 0.31/0.47           => ? [B: $i] :
% 0.31/0.47              ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ B )
% 0.31/0.47              <=> ? [Xy: $i] :
% 0.31/0.47                    ( ( in @ Xy @ A )
% 0.31/0.47                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(foundationAx_type,type,
% 0.31/0.47      foundationAx: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(foundationAx,definition,
% 0.31/0.47      ( foundationAx
% 0.31/0.47      = ( ! [A: $i] :
% 0.31/0.47            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.31/0.47           => ? [B: $i] :
% 0.31/0.47                ( ( in @ B @ A )
% 0.31/0.47                & ~ ? [Xx: $i] :
% 0.31/0.47                      ( ( in @ Xx @ B )
% 0.31/0.47                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(wellorderingAx_type,type,
% 0.31/0.47      wellorderingAx: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(wellorderingAx,definition,
% 0.31/0.47      ( wellorderingAx
% 0.31/0.47      = ( ! [A: $i] :
% 0.31/0.47          ? [B: $i] :
% 0.31/0.47            ( ! [C: $i] :
% 0.31/0.47                ( ( in @ C @ B )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ C )
% 0.31/0.47                   => ( in @ Xx @ A ) ) )
% 0.31/0.47            & ! [Xx: $i,Xy: $i] :
% 0.31/0.47                ( ( ( in @ Xx @ A )
% 0.31/0.47                  & ( in @ Xy @ A ) )
% 0.31/0.47               => ( ! [C: $i] :
% 0.31/0.47                      ( ( in @ C @ B )
% 0.31/0.47                     => ( ( in @ Xx @ C )
% 0.31/0.47                      <=> ( in @ Xy @ C ) ) )
% 0.31/0.47                 => ( Xx = Xy ) ) )
% 0.31/0.47            & ! [C: $i,D: $i] :
% 0.31/0.47                ( ( ( in @ C @ B )
% 0.31/0.47                  & ( in @ D @ B ) )
% 0.31/0.47               => ( ! [Xx: $i] :
% 0.31/0.47                      ( ( in @ Xx @ C )
% 0.31/0.47                     => ( in @ Xx @ D ) )
% 0.31/0.47                  | ! [Xx: $i] :
% 0.31/0.47                      ( ( in @ Xx @ D )
% 0.31/0.47                     => ( in @ Xx @ C ) ) ) )
% 0.31/0.47            & ! [C: $i] :
% 0.31/0.47                ( ( ! [Xx: $i] :
% 0.31/0.47                      ( ( in @ Xx @ C )
% 0.31/0.47                     => ( in @ Xx @ A ) )
% 0.31/0.47                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 0.31/0.47               => ? [D: $i,Xx: $i] :
% 0.31/0.47                    ( ( in @ D @ B )
% 0.31/0.47                    & ( in @ Xx @ C )
% 0.31/0.47                    & ~ ? [Xy: $i] :
% 0.31/0.47                          ( ( in @ Xy @ D )
% 0.31/0.47                          & ( in @ Xy @ C ) )
% 0.31/0.47                    & ! [E: $i] :
% 0.31/0.47                        ( ( in @ E @ B )
% 0.31/0.47                       => ( ! [Xy: $i] :
% 0.31/0.47                              ( ( in @ Xy @ E )
% 0.31/0.47                             => ( in @ Xy @ D ) )
% 0.31/0.47                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(descr_type,type,
% 0.31/0.47      descr: ( $i > $o ) > $i ).
% 0.31/0.47  
% 0.31/0.47  thf(descrp_type,type,
% 0.31/0.47      descrp: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(descrp,definition,
% 0.31/0.47      ( descrp
% 0.31/0.47      = ( ! [Xphi: $i > $o] :
% 0.31/0.47            ( ( exu
% 0.31/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.47           => ( Xphi
% 0.31/0.47              @ ( descr
% 0.31/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(dsetconstr_type,type,
% 0.31/0.47      dsetconstr: $i > ( $i > $o ) > $i ).
% 0.31/0.47  
% 0.31/0.47  thf(dsetconstrI_type,type,
% 0.31/0.47      dsetconstrI: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(dsetconstrI,definition,
% 0.31/0.47      ( dsetconstrI
% 0.31/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ A )
% 0.31/0.47           => ( ( Xphi @ Xx )
% 0.31/0.47             => ( in @ Xx
% 0.31/0.47                @ ( dsetconstr @ A
% 0.31/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(dsetconstrEL_type,type,
% 0.31/0.47      dsetconstrEL: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(dsetconstrEL,definition,
% 0.31/0.47      ( dsetconstrEL
% 0.31/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.47            ( ( in @ Xx
% 0.31/0.47              @ ( dsetconstr @ A
% 0.31/0.47                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.31/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(dsetconstrER_type,type,
% 0.31/0.47      dsetconstrER: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(dsetconstrER,definition,
% 0.31/0.47      ( dsetconstrER
% 0.31/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.47            ( ( in @ Xx
% 0.31/0.47              @ ( dsetconstr @ A
% 0.31/0.47                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.31/0.47           => ( Xphi @ Xx ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(exuE1_type,type,
% 0.31/0.47      exuE1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(exuE1,definition,
% 0.31/0.47      ( exuE1
% 0.31/0.47      = ( ! [Xphi: $i > $o] :
% 0.31/0.47            ( ( exu
% 0.31/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.47           => ? [Xx: $i] :
% 0.31/0.47                ( ( Xphi @ Xx )
% 0.31/0.47                & ! [Xy: $i] :
% 0.31/0.47                    ( ( Xphi @ Xy )
% 0.31/0.47                   => ( Xx = Xy ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(prop2set_type,type,
% 0.31/0.47      prop2set: $o > $i ).
% 0.31/0.47  
% 0.31/0.47  thf(prop2setE_type,type,
% 0.31/0.47      prop2setE: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(prop2setE,definition,
% 0.31/0.47      ( prop2setE
% 0.31/0.47      = ( ! [Xphi: $o,Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 0.31/0.47           => Xphi ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(emptysetE_type,type,
% 0.31/0.47      emptysetE: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(emptysetE,definition,
% 0.31/0.47      ( emptysetE
% 0.31/0.47      = ( ! [Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ emptyset )
% 0.31/0.47           => ! [Xphi: $o] : Xphi ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(emptysetimpfalse_type,type,
% 0.31/0.47      emptysetimpfalse: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(emptysetimpfalse,definition,
% 0.31/0.47      ( emptysetimpfalse
% 0.31/0.47      = ( ! [Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ emptyset )
% 0.31/0.47           => $false ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(notinemptyset_type,type,
% 0.31/0.47      notinemptyset: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(notinemptyset,definition,
% 0.31/0.47      ( notinemptyset
% 0.31/0.47      = ( ! [Xx: $i] :
% 0.31/0.47            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(exuE3e_type,type,
% 0.31/0.47      exuE3e: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(exuE3e,definition,
% 0.31/0.47      ( exuE3e
% 0.31/0.47      = ( ! [Xphi: $i > $o] :
% 0.31/0.47            ( ( exu
% 0.31/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.47           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setext_type,type,
% 0.31/0.47      setext: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setext,definition,
% 0.31/0.47      ( setext
% 0.31/0.47      = ( ! [A: $i,B: $i] :
% 0.31/0.47            ( ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47               => ( in @ Xx @ B ) )
% 0.31/0.47           => ( ! [Xx: $i] :
% 0.31/0.47                  ( ( in @ Xx @ B )
% 0.31/0.47                 => ( in @ Xx @ A ) )
% 0.31/0.47             => ( A = B ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyI_type,type,
% 0.31/0.47      emptyI: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyI,definition,
% 0.31/0.47      ( emptyI
% 0.31/0.47      = ( ! [A: $i] :
% 0.31/0.47            ( ! [Xx: $i] :
% 0.31/0.47                ~ ( in @ Xx @ A )
% 0.31/0.47           => ( A = emptyset ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(noeltsimpempty_type,type,
% 0.31/0.47      noeltsimpempty: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(noeltsimpempty,definition,
% 0.31/0.47      ( noeltsimpempty
% 0.31/0.47      = ( ! [A: $i] :
% 0.31/0.47            ( ! [Xx: $i] :
% 0.31/0.47                ~ ( in @ Xx @ A )
% 0.31/0.47           => ( A = emptyset ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setbeta_type,type,
% 0.31/0.47      setbeta: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setbeta,definition,
% 0.31/0.47      ( setbeta
% 0.31/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ A )
% 0.31/0.47           => ( ( in @ Xx
% 0.31/0.47                @ ( dsetconstr @ A
% 0.31/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.31/0.47            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(nonempty_type,type,
% 0.31/0.47      nonempty: $i > $o ).
% 0.31/0.47  
% 0.31/0.47  thf(nonempty,definition,
% 0.31/0.47      ( nonempty
% 0.31/0.47      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(nonemptyE1_type,type,
% 0.31/0.47      nonemptyE1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(nonemptyE1,definition,
% 0.31/0.47      ( nonemptyE1
% 0.31/0.47      = ( ! [A: $i] :
% 0.31/0.47            ( ( nonempty @ A )
% 0.31/0.47           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(nonemptyI_type,type,
% 0.31/0.47      nonemptyI: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(nonemptyI,definition,
% 0.31/0.47      ( nonemptyI
% 0.31/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ A )
% 0.31/0.47           => ( ( Xphi @ Xx )
% 0.31/0.47             => ( nonempty
% 0.31/0.47                @ ( dsetconstr @ A
% 0.31/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(nonemptyI1_type,type,
% 0.31/0.47      nonemptyI1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(nonemptyI1,definition,
% 0.31/0.47      ( nonemptyI1
% 0.31/0.47      = ( ! [A: $i] :
% 0.31/0.47            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.31/0.47           => ( nonempty @ A ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoinIL_type,type,
% 0.31/0.47      setadjoinIL: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoinIL,definition,
% 0.31/0.47      ( setadjoinIL
% 0.31/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyinunitempty_type,type,
% 0.31/0.47      emptyinunitempty: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyinunitempty,definition,
% 0.31/0.47      ( emptyinunitempty
% 0.31/0.47      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoinIR_type,type,
% 0.31/0.47      setadjoinIR: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoinIR,definition,
% 0.31/0.47      ( setadjoinIR
% 0.31/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.47            ( ( in @ Xy @ A )
% 0.31/0.47           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoinE_type,type,
% 0.31/0.47      setadjoinE: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoinE,definition,
% 0.31/0.47      ( setadjoinE
% 0.31/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.47            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.31/0.47           => ! [Xphi: $o] :
% 0.31/0.47                ( ( ( Xy = Xx )
% 0.31/0.47                 => Xphi )
% 0.31/0.47               => ( ( ( in @ Xy @ A )
% 0.31/0.47                   => Xphi )
% 0.31/0.47                 => Xphi ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoinOr_type,type,
% 0.31/0.47      setadjoinOr: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setadjoinOr,definition,
% 0.31/0.47      ( setadjoinOr
% 0.31/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.47            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.31/0.47           => ( ( Xy = Xx )
% 0.31/0.47              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setoftrueEq_type,type,
% 0.31/0.47      setoftrueEq: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setoftrueEq,definition,
% 0.31/0.47      ( setoftrueEq
% 0.31/0.47      = ( ! [A: $i] :
% 0.31/0.47            ( ( dsetconstr @ A
% 0.31/0.47              @ ^ [Xx: $i] : $true )
% 0.31/0.47            = A ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetI_type,type,
% 0.31/0.47      powersetI: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetI,definition,
% 0.31/0.47      ( powersetI
% 0.31/0.47      = ( ! [A: $i,B: $i] :
% 0.31/0.47            ( ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ B )
% 0.31/0.47               => ( in @ Xx @ A ) )
% 0.31/0.47           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyinPowerset_type,type,
% 0.31/0.47      emptyinPowerset: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyinPowerset,definition,
% 0.31/0.47      ( emptyinPowerset
% 0.31/0.47      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyInPowerset_type,type,
% 0.31/0.47      emptyInPowerset: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyInPowerset,definition,
% 0.31/0.47      ( emptyInPowerset
% 0.31/0.47      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetE_type,type,
% 0.31/0.47      powersetE: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetE,definition,
% 0.31/0.47      ( powersetE
% 0.31/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.47            ( ( in @ B @ ( powerset @ A ) )
% 0.31/0.47           => ( ( in @ Xx @ B )
% 0.31/0.47             => ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setunionI_type,type,
% 0.31/0.47      setunionI: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setunionI,definition,
% 0.31/0.47      ( setunionI
% 0.31/0.47      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.31/0.47            ( ( in @ Xx @ B )
% 0.31/0.47           => ( ( in @ B @ A )
% 0.31/0.47             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setunionE_type,type,
% 0.31/0.47      setunionE: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setunionE,definition,
% 0.31/0.47      ( setunionE
% 0.31/0.47      = ( ! [A: $i,Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ ( setunion @ A ) )
% 0.31/0.47           => ! [Xphi: $o] :
% 0.31/0.47                ( ! [B: $i] :
% 0.31/0.47                    ( ( in @ Xx @ B )
% 0.31/0.47                   => ( ( in @ B @ A )
% 0.31/0.47                     => Xphi ) )
% 0.31/0.47               => Xphi ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(subPowSU_type,type,
% 0.31/0.47      subPowSU: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(subPowSU,definition,
% 0.31/0.47      ( subPowSU
% 0.31/0.47      = ( ! [A: $i,Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ A )
% 0.31/0.47           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(exuE2_type,type,
% 0.31/0.47      exuE2: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(exuE2,definition,
% 0.31/0.47      ( exuE2
% 0.31/0.47      = ( ! [Xphi: $i > $o] :
% 0.31/0.47            ( ( exu
% 0.31/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.47           => ? [Xx: $i] :
% 0.31/0.47              ! [Xy: $i] :
% 0.31/0.47                ( ( Xphi @ Xy )
% 0.31/0.47              <=> ( Xy = Xx ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(nonemptyImpWitness_type,type,
% 0.31/0.47      nonemptyImpWitness: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(nonemptyImpWitness,definition,
% 0.31/0.47      ( nonemptyImpWitness
% 0.31/0.47      = ( ! [A: $i] :
% 0.31/0.47            ( ( nonempty @ A )
% 0.31/0.47           => ? [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47                & $true ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(uniqinunit_type,type,
% 0.31/0.47      uniqinunit: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(uniqinunit,definition,
% 0.31/0.47      ( uniqinunit
% 0.31/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.47            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.47           => ( Xx = Xy ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(notinsingleton_type,type,
% 0.31/0.47      notinsingleton: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(notinsingleton,definition,
% 0.31/0.47      ( notinsingleton
% 0.31/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.47            ( ( Xx != Xy )
% 0.31/0.47           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(eqinunit_type,type,
% 0.31/0.47      eqinunit: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(eqinunit,definition,
% 0.31/0.47      ( eqinunit
% 0.31/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.47            ( ( Xx = Xy )
% 0.31/0.47           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(singletonsswitch_type,type,
% 0.31/0.47      singletonsswitch: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(singletonsswitch,definition,
% 0.31/0.47      ( singletonsswitch
% 0.31/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.47            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.47           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(upairsetE_type,type,
% 0.31/0.47      upairsetE: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(upairsetE,definition,
% 0.31/0.47      ( upairsetE
% 0.31/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.47            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.31/0.47           => ( ( Xz = Xx )
% 0.31/0.47              | ( Xz = Xy ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(upairsetIL_type,type,
% 0.31/0.47      upairsetIL: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(upairsetIL,definition,
% 0.31/0.47      ( upairsetIL
% 0.31/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(upairsetIR_type,type,
% 0.31/0.47      upairsetIR: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(upairsetIR,definition,
% 0.31/0.47      ( upairsetIR
% 0.31/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyE1_type,type,
% 0.31/0.47      emptyE1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(emptyE1,definition,
% 0.31/0.47      ( emptyE1
% 0.31/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.47            ( ? [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47                & ( Xphi @ Xx ) )
% 0.31/0.47           => ( ( ( dsetconstr @ A
% 0.31/0.47                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.47                = emptyset )
% 0.31/0.47             => $false ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(vacuousDall_type,type,
% 0.31/0.47      vacuousDall: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(vacuousDall,definition,
% 0.31/0.47      ( vacuousDall
% 0.31/0.47      = ( ! [Xphi: $i > $o,Xx: $i] :
% 0.31/0.47            ( ( in @ Xx @ emptyset )
% 0.31/0.47           => ( Xphi @ Xx ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(quantDeMorgan1_type,type,
% 0.31/0.47      quantDeMorgan1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(quantDeMorgan1,definition,
% 0.31/0.47      ( quantDeMorgan1
% 0.31/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.47            ( ~ ! [Xx: $i] :
% 0.31/0.47                  ( ( in @ Xx @ A )
% 0.31/0.47                 => ( Xphi @ Xx ) )
% 0.31/0.47           => ? [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(quantDeMorgan2_type,type,
% 0.31/0.47      quantDeMorgan2: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(quantDeMorgan2,definition,
% 0.31/0.47      ( quantDeMorgan2
% 0.31/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.47            ( ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47               => ~ ( Xphi @ Xx ) )
% 0.31/0.47           => ~ ? [Xx: $i] :
% 0.31/0.47                  ( ( in @ Xx @ A )
% 0.31/0.47                  & ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(quantDeMorgan3_type,type,
% 0.31/0.47      quantDeMorgan3: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(quantDeMorgan3,definition,
% 0.31/0.47      ( quantDeMorgan3
% 0.31/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( ~ ? [Xx: $i] :
% 0.31/0.48                  ( ( in @ Xx @ A )
% 0.31/0.48                  & ( Xphi @ Xx ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(quantDeMorgan4_type,type,
% 0.31/0.48      quantDeMorgan4: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(quantDeMorgan4,definition,
% 0.31/0.48      ( quantDeMorgan4
% 0.31/0.48      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( ? [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48                & ~ ( Xphi @ Xx ) )
% 0.31/0.48           => ~ ! [Xx: $i] :
% 0.31/0.48                  ( ( in @ Xx @ A )
% 0.31/0.48                 => ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(prop2setI_type,type,
% 0.31/0.48      prop2setI: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(prop2setI,definition,
% 0.31/0.48      ( prop2setI
% 0.31/0.48      = ( ! [Xphi: $o] :
% 0.31/0.48            ( Xphi
% 0.31/0.48           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(set2prop_type,type,
% 0.31/0.48      set2prop: $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(prop2set2propI_type,type,
% 0.31/0.48      prop2set2propI: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(prop2set2propI,definition,
% 0.31/0.48      ( prop2set2propI
% 0.31/0.48      = ( ! [Xphi: $o] :
% 0.31/0.48            ( Xphi
% 0.31/0.48           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(notdexE_type,type,
% 0.31/0.48      notdexE: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(notdexE,definition,
% 0.31/0.48      ( notdexE
% 0.31/0.48      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( ~ ? [Xx: $i] :
% 0.31/0.48                  ( ( in @ Xx @ A )
% 0.31/0.48                  & ( Xphi @ Xx ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(notdallE_type,type,
% 0.31/0.48      notdallE: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(notdallE,definition,
% 0.31/0.48      ( notdallE
% 0.31/0.48      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( ~ ! [Xx: $i] :
% 0.31/0.48                  ( ( in @ Xx @ A )
% 0.31/0.48                 => ( Xphi @ Xx ) )
% 0.31/0.48           => ? [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(exuI1_type,type,
% 0.31/0.48      exuI1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(exuI1,definition,
% 0.31/0.48      ( exuI1
% 0.31/0.48      = ( ! [Xphi: $i > $o] :
% 0.31/0.48            ( ? [Xx: $i] :
% 0.31/0.48                ( ( Xphi @ Xx )
% 0.31/0.48                & ! [Xy: $i] :
% 0.31/0.48                    ( ( Xphi @ Xy )
% 0.31/0.48                   => ( Xx = Xy ) ) )
% 0.31/0.48           => ( exu
% 0.31/0.48              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(exuI3_type,type,
% 0.31/0.48      exuI3: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(exuI3,definition,
% 0.31/0.48      ( exuI3
% 0.31/0.48      = ( ! [Xphi: $i > $o] :
% 0.31/0.48            ( ? [Xx: $i] : ( Xphi @ Xx )
% 0.31/0.48           => ( ! [Xx: $i,Xy: $i] :
% 0.31/0.48                  ( ( Xphi @ Xx )
% 0.31/0.48                 => ( ( Xphi @ Xy )
% 0.31/0.48                   => ( Xx = Xy ) ) )
% 0.31/0.48             => ( exu
% 0.31/0.48                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(exuI2_type,type,
% 0.31/0.48      exuI2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(exuI2,definition,
% 0.31/0.48      ( exuI2
% 0.31/0.48      = ( ! [Xphi: $i > $o] :
% 0.31/0.48            ( ? [Xx: $i] :
% 0.31/0.48              ! [Xy: $i] :
% 0.31/0.48                ( ( Xphi @ Xy )
% 0.31/0.48              <=> ( Xy = Xx ) )
% 0.31/0.48           => ( exu
% 0.31/0.48              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(inCongP_type,type,
% 0.31/0.48      inCongP: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(inCongP,definition,
% 0.31/0.48      ( inCongP
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( A = B )
% 0.31/0.48           => ! [Xx: $i,Xy: $i] :
% 0.31/0.48                ( ( Xx = Xy )
% 0.31/0.48               => ( ( in @ Xx @ A )
% 0.31/0.48                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(in__Cong_type,type,
% 0.31/0.48      in__Cong: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(in__Cong,definition,
% 0.31/0.48      ( in__Cong
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( A = B )
% 0.31/0.48           => ! [Xx: $i,Xy: $i] :
% 0.31/0.48                ( ( Xx = Xy )
% 0.31/0.48               => ( ( in @ Xx @ A )
% 0.31/0.48                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(exuE3u_type,type,
% 0.31/0.48      exuE3u: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(exuE3u,definition,
% 0.31/0.48      ( exuE3u
% 0.31/0.48      = ( ! [Xphi: $i > $o] :
% 0.31/0.48            ( ( exu
% 0.31/0.48              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.48           => ! [Xx: $i,Xy: $i] :
% 0.31/0.48                ( ( Xphi @ Xx )
% 0.31/0.48               => ( ( Xphi @ Xy )
% 0.31/0.48                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(exu__Cong_type,type,
% 0.31/0.48      exu__Cong: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(exu__Cong,definition,
% 0.31/0.48      ( exu__Cong
% 0.31/0.48      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.31/0.48            ( ! [Xx: $i,Xy: $i] :
% 0.31/0.48                ( ( Xx = Xy )
% 0.31/0.48               => ( ( Xphi @ Xx )
% 0.31/0.48                <=> ( Xpsi @ Xy ) ) )
% 0.31/0.48           => ( ( exu
% 0.31/0.48                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.48            <=> ( exu
% 0.31/0.48                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(emptyset__Cong_type,type,
% 0.31/0.48      emptyset__Cong: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(emptyset__Cong,definition,
% 0.31/0.48      ( emptyset__Cong
% 0.31/0.48      = ( emptyset = emptyset ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setadjoin__Cong_type,type,
% 0.31/0.48      setadjoin__Cong: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setadjoin__Cong,definition,
% 0.31/0.48      ( setadjoin__Cong
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( Xx = Xy )
% 0.31/0.48           => ! [Xz: $i,Xu: $i] :
% 0.31/0.48                ( ( Xz = Xu )
% 0.31/0.48               => ( ( setadjoin @ Xx @ Xz )
% 0.31/0.48                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(powerset__Cong_type,type,
% 0.31/0.48      powerset__Cong: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(powerset__Cong,definition,
% 0.31/0.48      ( powerset__Cong
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( A = B )
% 0.31/0.48           => ( ( powerset @ A )
% 0.31/0.48              = ( powerset @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setunion__Cong_type,type,
% 0.31/0.48      setunion__Cong: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setunion__Cong,definition,
% 0.31/0.48      ( setunion__Cong
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( A = B )
% 0.31/0.48           => ( ( setunion @ A )
% 0.31/0.48              = ( setunion @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(omega__Cong_type,type,
% 0.31/0.48      omega__Cong: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(omega__Cong,definition,
% 0.31/0.48      ( omega__Cong
% 0.31/0.48      = ( omega = omega ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(exuEu_type,type,
% 0.31/0.48      exuEu: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(exuEu,definition,
% 0.31/0.48      ( exuEu
% 0.31/0.48      = ( ! [Xphi: $i > $o] :
% 0.31/0.48            ( ( exu
% 0.31/0.48              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.48           => ! [Xx: $i,Xy: $i] :
% 0.31/0.48                ( ( Xphi @ Xx )
% 0.31/0.48               => ( ( Xphi @ Xy )
% 0.31/0.48                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(descr__Cong_type,type,
% 0.31/0.48      descr__Cong: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(descr__Cong,definition,
% 0.31/0.48      ( descr__Cong
% 0.31/0.48      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.31/0.48            ( ! [Xx: $i,Xy: $i] :
% 0.31/0.48                ( ( Xx = Xy )
% 0.31/0.48               => ( ( Xphi @ Xx )
% 0.31/0.48                <=> ( Xpsi @ Xy ) ) )
% 0.31/0.48           => ( ( exu
% 0.31/0.48                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.48             => ( ( exu
% 0.31/0.48                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 0.31/0.48               => ( ( descr
% 0.31/0.48                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.48                  = ( descr
% 0.31/0.48                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(dsetconstr__Cong_type,type,
% 0.31/0.48      dsetconstr__Cong: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(dsetconstr__Cong,definition,
% 0.31/0.48      ( dsetconstr__Cong
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( A = B )
% 0.31/0.48           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.31/0.48                ( ! [Xx: $i] :
% 0.31/0.48                    ( ( in @ Xx @ A )
% 0.31/0.48                   => ! [Xy: $i] :
% 0.31/0.48                        ( ( in @ Xy @ B )
% 0.31/0.48                       => ( ( Xx = Xy )
% 0.31/0.48                         => ( ( Xphi @ Xx )
% 0.31/0.48                          <=> ( Xpsi @ Xy ) ) ) ) )
% 0.31/0.48               => ( ( dsetconstr @ A
% 0.31/0.48                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.48                  = ( dsetconstr @ B
% 0.31/0.48                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(subset_type,type,
% 0.31/0.48      subset: $i > $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(disjoint_type,type,
% 0.31/0.48      disjoint: $i > $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setsmeet_type,type,
% 0.31/0.48      setsmeet: $i > $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetI1_type,type,
% 0.31/0.48      subsetI1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetI1,definition,
% 0.31/0.48      ( subsetI1
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ Xx @ B ) )
% 0.31/0.48           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(eqimpsubset2_type,type,
% 0.31/0.48      eqimpsubset2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(eqimpsubset2,definition,
% 0.31/0.48      ( eqimpsubset2
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( A = B )
% 0.31/0.48           => ( subset @ B @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(eqimpsubset1_type,type,
% 0.31/0.48      eqimpsubset1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(eqimpsubset1,definition,
% 0.31/0.48      ( eqimpsubset1
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( A = B )
% 0.31/0.48           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetI2_type,type,
% 0.31/0.48      subsetI2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetI2,definition,
% 0.31/0.48      ( subsetI2
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ Xx @ B ) )
% 0.31/0.48           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(emptysetsubset_type,type,
% 0.31/0.48      emptysetsubset: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(emptysetsubset,definition,
% 0.31/0.48      ( emptysetsubset
% 0.31/0.48      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetE_type,type,
% 0.31/0.48      subsetE: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetE,definition,
% 0.31/0.48      ( subsetE
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( subset @ A @ B )
% 0.31/0.48           => ( ( in @ Xx @ A )
% 0.31/0.48             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetE2_type,type,
% 0.31/0.48      subsetE2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetE2,definition,
% 0.31/0.48      ( subsetE2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( subset @ A @ B )
% 0.31/0.48           => ( ~ ( in @ Xx @ B )
% 0.31/0.48             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(notsubsetI_type,type,
% 0.31/0.48      notsubsetI: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(notsubsetI,definition,
% 0.31/0.48      ( notsubsetI
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( ~ ( in @ Xx @ B )
% 0.31/0.48             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(notequalI1_type,type,
% 0.31/0.48      notequalI1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(notequalI1,definition,
% 0.31/0.48      ( notequalI1
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ~ ( subset @ A @ B )
% 0.31/0.48           => ( A != B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(notequalI2_type,type,
% 0.31/0.48      notequalI2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(notequalI2,definition,
% 0.31/0.48      ( notequalI2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( ~ ( in @ Xx @ B )
% 0.31/0.48             => ( A != B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetRefl_type,type,
% 0.31/0.48      subsetRefl: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetRefl,definition,
% 0.31/0.48      ( subsetRefl
% 0.31/0.48      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetTrans_type,type,
% 0.31/0.48      subsetTrans: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetTrans,definition,
% 0.31/0.48      ( subsetTrans
% 0.31/0.48      = ( ! [A: $i,B: $i,C: $i] :
% 0.31/0.48            ( ( subset @ A @ B )
% 0.31/0.48           => ( ( subset @ B @ C )
% 0.31/0.48             => ( subset @ A @ C ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setadjoinSub_type,type,
% 0.31/0.48      setadjoinSub: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setadjoinSub,definition,
% 0.31/0.48      ( setadjoinSub
% 0.31/0.48      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setadjoinSub2_type,type,
% 0.31/0.48      setadjoinSub2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setadjoinSub2,definition,
% 0.31/0.48      ( setadjoinSub2
% 0.31/0.48      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.31/0.48            ( ( subset @ A @ B )
% 0.31/0.48           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(subset2powerset_type,type,
% 0.31/0.48      subset2powerset: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subset2powerset,definition,
% 0.31/0.48      ( subset2powerset
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( subset @ A @ B )
% 0.31/0.48           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setextsub_type,type,
% 0.31/0.48      setextsub: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setextsub,definition,
% 0.31/0.48      ( setextsub
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( subset @ A @ B )
% 0.31/0.48           => ( ( subset @ B @ A )
% 0.31/0.48             => ( A = B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetemptysetimpeq_type,type,
% 0.31/0.48      subsetemptysetimpeq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetemptysetimpeq,definition,
% 0.31/0.48      ( subsetemptysetimpeq
% 0.31/0.48      = ( ! [A: $i] :
% 0.31/0.48            ( ( subset @ A @ emptyset )
% 0.31/0.48           => ( A = emptyset ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetI1_type,type,
% 0.31/0.48      powersetI1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetI1,definition,
% 0.31/0.48      ( powersetI1
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( subset @ B @ A )
% 0.31/0.48           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetE1_type,type,
% 0.31/0.48      powersetE1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetE1,definition,
% 0.31/0.48      ( powersetE1
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( in @ B @ ( powerset @ A ) )
% 0.31/0.48           => ( subset @ B @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(inPowerset_type,type,
% 0.31/0.48      inPowerset: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(inPowerset,definition,
% 0.31/0.48      ( inPowerset
% 0.31/0.48      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetsubset_type,type,
% 0.31/0.48      powersetsubset: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetsubset,definition,
% 0.31/0.48      ( powersetsubset
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( subset @ A @ B )
% 0.31/0.48           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(sepInPowerset_type,type,
% 0.31/0.48      sepInPowerset: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(sepInPowerset,definition,
% 0.31/0.48      ( sepInPowerset
% 0.31/0.48      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( in
% 0.31/0.48            @ ( dsetconstr @ A
% 0.31/0.48              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.48            @ ( powerset @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(sepSubset_type,type,
% 0.31/0.48      sepSubset: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(sepSubset,definition,
% 0.31/0.48      ( sepSubset
% 0.31/0.48      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( subset
% 0.31/0.48            @ ( dsetconstr @ A
% 0.31/0.48              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.48            @ A ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binunion_type,type,
% 0.31/0.48      binunion: $i > $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionIL_type,type,
% 0.31/0.48      binunionIL: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionIL,definition,
% 0.31/0.48      ( binunionIL
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(upairset2IR_type,type,
% 0.31/0.48      upairset2IR: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(upairset2IR,definition,
% 0.31/0.48      ( upairset2IR
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionIR_type,type,
% 0.31/0.48      binunionIR: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionIR,definition,
% 0.31/0.48      ( binunionIR
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ B )
% 0.31/0.48           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionEcases_type,type,
% 0.31/0.48      binunionEcases: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionEcases,definition,
% 0.31/0.48      ( binunionEcases
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 0.31/0.48            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.31/0.48           => ( ( ( in @ Xx @ A )
% 0.31/0.48               => Xphi )
% 0.31/0.48             => ( ( ( in @ Xx @ B )
% 0.31/0.48                 => Xphi )
% 0.31/0.48               => Xphi ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionE_type,type,
% 0.31/0.48      binunionE: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionE,definition,
% 0.31/0.48      ( binunionE
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.31/0.48           => ( ( in @ Xx @ A )
% 0.31/0.48              | ( in @ Xx @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionLsub_type,type,
% 0.31/0.48      binunionLsub: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionLsub,definition,
% 0.31/0.48      ( binunionLsub
% 0.31/0.48      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionRsub_type,type,
% 0.31/0.48      binunionRsub: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionRsub,definition,
% 0.31/0.48      ( binunionRsub
% 0.31/0.48      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersect_type,type,
% 0.31/0.48      binintersect: $i > $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectI_type,type,
% 0.31/0.48      binintersectI: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectI,definition,
% 0.31/0.48      ( binintersectI
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( ( in @ Xx @ B )
% 0.31/0.48             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectSubset5_type,type,
% 0.31/0.48      binintersectSubset5: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectSubset5,definition,
% 0.31/0.48      ( binintersectSubset5
% 0.31/0.48      = ( ! [A: $i,B: $i,C: $i] :
% 0.31/0.48            ( ( subset @ C @ A )
% 0.31/0.48           => ( ( subset @ C @ B )
% 0.31/0.48             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectEL_type,type,
% 0.31/0.48      binintersectEL: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectEL,definition,
% 0.31/0.48      ( binintersectEL
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.31/0.48           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectLsub_type,type,
% 0.31/0.48      binintersectLsub: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectLsub,definition,
% 0.31/0.48      ( binintersectLsub
% 0.31/0.48      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectSubset2_type,type,
% 0.31/0.48      binintersectSubset2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectSubset2,definition,
% 0.31/0.48      ( binintersectSubset2
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( subset @ A @ B )
% 0.31/0.48           => ( ( binintersect @ A @ B )
% 0.31/0.48              = A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectSubset3_type,type,
% 0.31/0.48      binintersectSubset3: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectSubset3,definition,
% 0.31/0.48      ( binintersectSubset3
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( ( binintersect @ A @ B )
% 0.31/0.48              = B )
% 0.31/0.48           => ( subset @ B @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectER_type,type,
% 0.31/0.48      binintersectER: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectER,definition,
% 0.31/0.48      ( binintersectER
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.31/0.48           => ( in @ Xx @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(disjointsetsI1_type,type,
% 0.31/0.48      disjointsetsI1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(disjointsetsI1,definition,
% 0.31/0.48      ( disjointsetsI1
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ~ ? [Xx: $i] :
% 0.31/0.48                  ( ( in @ Xx @ A )
% 0.31/0.48                  & ( in @ Xx @ B ) )
% 0.31/0.48           => ( ( binintersect @ A @ B )
% 0.31/0.48              = emptyset ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectRsub_type,type,
% 0.31/0.48      binintersectRsub: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectRsub,definition,
% 0.31/0.48      ( binintersectRsub
% 0.31/0.48      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectSubset4_type,type,
% 0.31/0.48      binintersectSubset4: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectSubset4,definition,
% 0.31/0.48      ( binintersectSubset4
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( subset @ B @ A )
% 0.31/0.48           => ( ( binintersect @ A @ B )
% 0.31/0.48              = B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectSubset1_type,type,
% 0.31/0.48      binintersectSubset1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectSubset1,definition,
% 0.31/0.48      ( binintersectSubset1
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( ( binintersect @ A @ B )
% 0.31/0.48              = A )
% 0.31/0.48           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(bs114d_type,type,
% 0.31/0.48      bs114d: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(bs114d,definition,
% 0.31/0.48      ( bs114d
% 0.31/0.48      = ( ! [A: $i,B: $i,C: $i] :
% 0.31/0.48            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 0.31/0.48            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(regular_type,type,
% 0.31/0.48      regular: $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminus_type,type,
% 0.31/0.48      setminus: $i > $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusI_type,type,
% 0.31/0.48      setminusI: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusI,definition,
% 0.31/0.48      ( setminusI
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( ~ ( in @ Xx @ B )
% 0.31/0.48             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusEL_type,type,
% 0.31/0.48      setminusEL: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusEL,definition,
% 0.31/0.48      ( setminusEL
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.48           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusER_type,type,
% 0.31/0.48      setminusER: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusER,definition,
% 0.31/0.48      ( setminusER
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.48           => ~ ( in @ Xx @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusSubset2_type,type,
% 0.31/0.48      setminusSubset2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusSubset2,definition,
% 0.31/0.48      ( setminusSubset2
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( subset @ A @ B )
% 0.31/0.48           => ( ( setminus @ A @ B )
% 0.31/0.48              = emptyset ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusERneg_type,type,
% 0.31/0.48      setminusERneg: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusERneg,definition,
% 0.31/0.48      ( setminusERneg
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.48           => ( ( in @ Xx @ A )
% 0.31/0.48             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusELneg_type,type,
% 0.31/0.48      setminusELneg: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusELneg,definition,
% 0.31/0.48      ( setminusELneg
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.48           => ( ~ ( in @ Xx @ B )
% 0.31/0.48             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusILneg_type,type,
% 0.31/0.48      setminusILneg: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusILneg,definition,
% 0.31/0.48      ( setminusILneg
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ~ ( in @ Xx @ A )
% 0.31/0.48           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusIRneg_type,type,
% 0.31/0.48      setminusIRneg: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusIRneg,definition,
% 0.31/0.48      ( setminusIRneg
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ B )
% 0.31/0.48           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusLsub_type,type,
% 0.31/0.48      setminusLsub: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusLsub,definition,
% 0.31/0.48      ( setminusLsub
% 0.31/0.48      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusSubset1_type,type,
% 0.31/0.48      setminusSubset1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusSubset1,definition,
% 0.31/0.48      ( setminusSubset1
% 0.31/0.48      = ( ! [A: $i,B: $i] :
% 0.31/0.48            ( ( ( setminus @ A @ B )
% 0.31/0.48              = emptyset )
% 0.31/0.48           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiff_type,type,
% 0.31/0.48      symdiff: $i > $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiffE_type,type,
% 0.31/0.48      symdiffE: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiffE,definition,
% 0.31/0.48      ( symdiffE
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 0.31/0.48           => ! [Xphi: $o] :
% 0.31/0.48                ( ( ( in @ Xx @ A )
% 0.31/0.48                 => ( ~ ( in @ Xx @ B )
% 0.31/0.48                   => Xphi ) )
% 0.31/0.48               => ( ( ~ ( in @ Xx @ A )
% 0.31/0.48                   => ( ( in @ Xx @ B )
% 0.31/0.48                     => Xphi ) )
% 0.31/0.48                 => Xphi ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiffI1_type,type,
% 0.31/0.48      symdiffI1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiffI1,definition,
% 0.31/0.48      ( symdiffI1
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( ~ ( in @ Xx @ B )
% 0.31/0.48             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiffI2_type,type,
% 0.31/0.48      symdiffI2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiffI2,definition,
% 0.31/0.48      ( symdiffI2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ~ ( in @ Xx @ A )
% 0.31/0.48           => ( ( in @ Xx @ B )
% 0.31/0.48             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiffIneg1_type,type,
% 0.31/0.48      symdiffIneg1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiffIneg1,definition,
% 0.31/0.48      ( symdiffIneg1
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( ( in @ Xx @ B )
% 0.31/0.48             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiffIneg2_type,type,
% 0.31/0.48      symdiffIneg2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(symdiffIneg2,definition,
% 0.31/0.48      ( symdiffIneg2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ~ ( in @ Xx @ A )
% 0.31/0.48           => ( ~ ( in @ Xx @ B )
% 0.31/0.48             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(iskpair_type,type,
% 0.31/0.48      iskpair: $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(secondinupair_type,type,
% 0.31/0.48      secondinupair: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(secondinupair,definition,
% 0.31/0.48      ( secondinupair
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairIL_type,type,
% 0.31/0.48      setukpairIL: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairIL,definition,
% 0.31/0.48      ( setukpairIL
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairIR_type,type,
% 0.31/0.48      setukpairIR: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairIR,definition,
% 0.31/0.48      ( setukpairIR
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(kpairiskpair_type,type,
% 0.31/0.48      kpairiskpair: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(kpairiskpair,definition,
% 0.31/0.48      ( kpairiskpair
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(kpair_type,type,
% 0.31/0.48      kpair: $i > $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(kpairp_type,type,
% 0.31/0.48      kpairp: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(kpairp,definition,
% 0.31/0.48      ( kpairp
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprod_type,type,
% 0.31/0.48      cartprod: $i > $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(singletonsubset_type,type,
% 0.31/0.48      singletonsubset: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(singletonsubset,definition,
% 0.31/0.48      ( singletonsubset
% 0.31/0.48      = ( ! [A: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(singletoninpowerset_type,type,
% 0.31/0.48      singletoninpowerset: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(singletoninpowerset,definition,
% 0.31/0.48      ( singletoninpowerset
% 0.31/0.48      = ( ! [A: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(singletoninpowunion_type,type,
% 0.31/0.48      singletoninpowunion: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(singletoninpowunion,definition,
% 0.31/0.48      ( singletoninpowunion
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(upairset2E_type,type,
% 0.31/0.48      upairset2E: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(upairset2E,definition,
% 0.31/0.48      ( upairset2E
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.48            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.31/0.48           => ( ( Xz = Xx )
% 0.31/0.48              | ( Xz = Xy ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(upairsubunion_type,type,
% 0.31/0.48      upairsubunion: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(upairsubunion,definition,
% 0.31/0.48      ( upairsubunion
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(upairinpowunion_type,type,
% 0.31/0.48      upairinpowunion: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(upairinpowunion,definition,
% 0.31/0.48      ( upairinpowunion
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ubforcartprodlem1_type,type,
% 0.31/0.48      ubforcartprodlem1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ubforcartprodlem1,definition,
% 0.31/0.48      ( ubforcartprodlem1
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ubforcartprodlem2_type,type,
% 0.31/0.48      ubforcartprodlem2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ubforcartprodlem2,definition,
% 0.31/0.48      ( ubforcartprodlem2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ubforcartprodlem3_type,type,
% 0.31/0.48      ubforcartprodlem3: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ubforcartprodlem3,definition,
% 0.31/0.48      ( ubforcartprodlem3
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodpairin_type,type,
% 0.31/0.48      cartprodpairin: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodpairin,definition,
% 0.31/0.48      ( cartprodpairin
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodmempair1_type,type,
% 0.31/0.48      cartprodmempair1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodmempair1,definition,
% 0.31/0.48      ( cartprodmempair1
% 0.31/0.48      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.48            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.48           => ? [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48                & ? [Xy: $i] :
% 0.31/0.48                    ( ( in @ Xy @ B )
% 0.31/0.48                    & ( Xu
% 0.31/0.48                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodmempair_type,type,
% 0.31/0.48      cartprodmempair: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodmempair,definition,
% 0.31/0.48      ( cartprodmempair
% 0.31/0.48      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.48            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.48           => ( iskpair @ Xu ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setunionE2_type,type,
% 0.31/0.48      setunionE2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setunionE2,definition,
% 0.31/0.48      ( setunionE2
% 0.31/0.48      = ( ! [A: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ ( setunion @ A ) )
% 0.31/0.48           => ? [X: $i] :
% 0.31/0.48                ( ( in @ X @ A )
% 0.31/0.48                & ( in @ Xx @ X ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setunionsingleton1_type,type,
% 0.31/0.48      setunionsingleton1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setunionsingleton1,definition,
% 0.31/0.48      ( setunionsingleton1
% 0.31/0.48      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setunionsingleton2_type,type,
% 0.31/0.48      setunionsingleton2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setunionsingleton2,definition,
% 0.31/0.48      ( setunionsingleton2
% 0.31/0.48      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setunionsingleton_type,type,
% 0.31/0.48      setunionsingleton: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setunionsingleton,definition,
% 0.31/0.48      ( setunionsingleton
% 0.31/0.48      = ( ! [Xx: $i] :
% 0.31/0.48            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 0.31/0.48            = Xx ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(singleton_type,type,
% 0.31/0.48      singleton: $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(singletonprop_type,type,
% 0.31/0.48      singletonprop: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(singletonprop,definition,
% 0.31/0.48      ( singletonprop
% 0.31/0.48      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ! [Xy: $i] :
% 0.31/0.48                    ( ( in @ Xy @ A )
% 0.31/0.48                   => ( ( Xphi @ Xx )
% 0.31/0.48                     => ( ( Xphi @ Xy )
% 0.31/0.48                       => ( Xx = Xy ) ) ) ) )
% 0.31/0.48           => ( ? [Xx: $i] :
% 0.31/0.48                  ( ( in @ Xx @ A )
% 0.31/0.48                  & ( Xphi @ Xx ) )
% 0.31/0.48             => ( singleton
% 0.31/0.48                @ ( dsetconstr @ A
% 0.31/0.48                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ex1_type,type,
% 0.31/0.48      ex1: $i > ( $i > $o ) > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ex1,definition,
% 0.31/0.48      ( ex1
% 0.31/0.48      = ( ^ [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( singleton
% 0.31/0.48            @ ( dsetconstr @ A
% 0.31/0.48              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ex1E1_type,type,
% 0.31/0.48      ex1E1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ex1E1,definition,
% 0.31/0.48      ( ex1E1
% 0.31/0.48      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( ( ex1 @ A
% 0.31/0.48              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.48           => ? [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48                & ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ex1I_type,type,
% 0.31/0.48      ex1I: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ex1I,definition,
% 0.31/0.48      ( ex1I
% 0.31/0.48      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ( ( Xphi @ Xx )
% 0.31/0.48             => ( ! [Xy: $i] :
% 0.31/0.48                    ( ( in @ Xy @ A )
% 0.31/0.48                   => ( ( Xphi @ Xy )
% 0.31/0.48                     => ( Xy = Xx ) ) )
% 0.31/0.48               => ( ex1 @ A
% 0.31/0.48                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ex1I2_type,type,
% 0.31/0.48      ex1I2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ex1I2,definition,
% 0.31/0.48      ( ex1I2
% 0.31/0.48      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ! [Xy: $i] :
% 0.31/0.48                    ( ( in @ Xy @ A )
% 0.31/0.48                   => ( ( Xphi @ Xx )
% 0.31/0.48                     => ( ( Xphi @ Xy )
% 0.31/0.48                       => ( Xx = Xy ) ) ) ) )
% 0.31/0.48           => ( ? [Xx: $i] :
% 0.31/0.48                  ( ( in @ Xx @ A )
% 0.31/0.48                  & ( Xphi @ Xx ) )
% 0.31/0.48             => ( ex1 @ A
% 0.31/0.48                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(singletonsuniq_type,type,
% 0.31/0.48      singletonsuniq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(singletonsuniq,definition,
% 0.31/0.48      ( singletonsuniq
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( ( setadjoin @ Xx @ emptyset )
% 0.31/0.48              = ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.48           => ( Xx = Xy ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(atmost1p_type,type,
% 0.31/0.48      atmost1p: $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(atleast2p_type,type,
% 0.31/0.48      atleast2p: $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(atmost2p_type,type,
% 0.31/0.48      atmost2p: $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(upairsetp_type,type,
% 0.31/0.48      upairsetp: $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjL1_type,type,
% 0.31/0.48      setukpairinjL1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjL1,definition,
% 0.31/0.48      ( setukpairinjL1
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.48            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.48           => ( Xx = Xz ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(kfstsingleton_type,type,
% 0.31/0.48      kfstsingleton: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(kfstsingleton,definition,
% 0.31/0.48      ( kfstsingleton
% 0.31/0.48      = ( ! [Xu: $i] :
% 0.31/0.48            ( ( iskpair @ Xu )
% 0.31/0.48           => ( singleton
% 0.31/0.48              @ ( dsetconstr @ ( setunion @ Xu )
% 0.31/0.48                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(theprop_type,type,
% 0.31/0.48      theprop: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(theprop,definition,
% 0.31/0.48      ( theprop
% 0.31/0.48      = ( ! [X: $i] :
% 0.31/0.48            ( ( singleton @ X )
% 0.31/0.48           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(kfst_type,type,
% 0.31/0.48      kfst: $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(kfstpairEq_type,type,
% 0.31/0.48      kfstpairEq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(kfstpairEq,definition,
% 0.31/0.48      ( kfstpairEq
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.31/0.48            = Xx ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodfstin_type,type,
% 0.31/0.48      cartprodfstin: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodfstin,definition,
% 0.31/0.48      ( cartprodfstin
% 0.31/0.48      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.48            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.48           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjL2_type,type,
% 0.31/0.48      setukpairinjL2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjL2,definition,
% 0.31/0.48      ( setukpairinjL2
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.48            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.48              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.48           => ( Xx = Xz ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjL_type,type,
% 0.31/0.48      setukpairinjL: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjL,definition,
% 0.31/0.48      ( setukpairinjL
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.48            ( ( ( kpair @ Xx @ Xy )
% 0.31/0.48              = ( kpair @ Xz @ Xu ) )
% 0.31/0.48           => ( Xx = Xz ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjR11_type,type,
% 0.31/0.48      setukpairinjR11: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjR11,definition,
% 0.31/0.48      ( setukpairinjR11
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( Xx = Xy )
% 0.31/0.48           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.48              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjR12_type,type,
% 0.31/0.48      setukpairinjR12: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjR12,definition,
% 0.31/0.48      ( setukpairinjR12
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( Xx = Xy )
% 0.31/0.48           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.48              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjR1_type,type,
% 0.31/0.48      setukpairinjR1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjR1,definition,
% 0.31/0.48      ( setukpairinjR1
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.48            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.48              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.48           => ( ( Xz = Xu )
% 0.31/0.48             => ( Xy = Xu ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(upairequniteq_type,type,
% 0.31/0.48      upairequniteq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(upairequniteq,definition,
% 0.31/0.48      ( upairequniteq
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.48            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.48              = ( setadjoin @ Xz @ emptyset ) )
% 0.31/0.48           => ( Xx = Xy ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjR2_type,type,
% 0.31/0.48      setukpairinjR2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjR2,definition,
% 0.31/0.48      ( setukpairinjR2
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.48            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.48              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.48           => ( Xy = Xu ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjR_type,type,
% 0.31/0.48      setukpairinjR: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setukpairinjR,definition,
% 0.31/0.48      ( setukpairinjR
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.48            ( ( ( kpair @ Xx @ Xy )
% 0.31/0.48              = ( kpair @ Xz @ Xu ) )
% 0.31/0.48           => ( Xy = Xu ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ksndsingleton_type,type,
% 0.31/0.48      ksndsingleton: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ksndsingleton,definition,
% 0.31/0.48      ( ksndsingleton
% 0.31/0.48      = ( ! [Xu: $i] :
% 0.31/0.48            ( ( iskpair @ Xu )
% 0.31/0.48           => ( singleton
% 0.31/0.48              @ ( dsetconstr @ ( setunion @ Xu )
% 0.31/0.48                @ ^ [Xx: $i] :
% 0.31/0.48                    ( Xu
% 0.31/0.48                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ksnd_type,type,
% 0.31/0.48      ksnd: $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(ksndpairEq_type,type,
% 0.31/0.48      ksndpairEq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ksndpairEq,definition,
% 0.31/0.48      ( ksndpairEq
% 0.31/0.48      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.31/0.48            = Xy ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(kpairsurjEq_type,type,
% 0.31/0.48      kpairsurjEq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(kpairsurjEq,definition,
% 0.31/0.48      ( kpairsurjEq
% 0.31/0.48      = ( ! [Xu: $i] :
% 0.31/0.48            ( ( iskpair @ Xu )
% 0.31/0.48           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.31/0.48              = Xu ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodsndin_type,type,
% 0.31/0.48      cartprodsndin: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodsndin,definition,
% 0.31/0.48      ( cartprodsndin
% 0.31/0.48      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.48            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.48           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodpairmemEL_type,type,
% 0.31/0.48      cartprodpairmemEL: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodpairmemEL,definition,
% 0.31/0.48      ( cartprodpairmemEL
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.31/0.48           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodpairmemER_type,type,
% 0.31/0.48      cartprodpairmemER: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodpairmemER,definition,
% 0.31/0.48      ( cartprodpairmemER
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.31/0.48           => ( in @ Xy @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodmempaircEq_type,type,
% 0.31/0.48      cartprodmempaircEq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodmempaircEq,definition,
% 0.31/0.48      ( cartprodmempaircEq
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( ( kpair @ Xx @ Xy )
% 0.31/0.48                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodfstpairEq_type,type,
% 0.31/0.48      cartprodfstpairEq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodfstpairEq,definition,
% 0.31/0.48      ( cartprodfstpairEq
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.31/0.48                  = Xx ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodsndpairEq_type,type,
% 0.31/0.48      cartprodsndpairEq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodsndpairEq,definition,
% 0.31/0.48      ( cartprodsndpairEq
% 0.31/0.48      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.31/0.48                  = Xy ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodpairsurjEq_type,type,
% 0.31/0.48      cartprodpairsurjEq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(cartprodpairsurjEq,definition,
% 0.31/0.48      ( cartprodpairsurjEq
% 0.31/0.48      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.48            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.48           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.31/0.48              = Xu ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(breln_type,type,
% 0.31/0.48      breln: $i > $i > $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(breln,definition,
% 0.31/0.48      ( breln
% 0.31/0.48      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstr_type,type,
% 0.31/0.48      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrI_type,type,
% 0.31/0.48      dpsetconstrI: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrI,definition,
% 0.31/0.48      ( dpsetconstrI
% 0.31/0.48      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( ( Xphi @ Xx @ Xy )
% 0.31/0.48                 => ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.48                    @ ( dpsetconstr @ A @ B
% 0.31/0.48                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrSub_type,type,
% 0.31/0.48      dpsetconstrSub: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrSub,definition,
% 0.31/0.48      ( dpsetconstrSub
% 0.31/0.48      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.31/0.48            ( subset
% 0.31/0.48            @ ( dpsetconstr @ A @ B
% 0.31/0.48              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 0.31/0.48            @ ( cartprod @ A @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setOfPairsIsBReln_type,type,
% 0.31/0.48      setOfPairsIsBReln: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setOfPairsIsBReln,definition,
% 0.31/0.48      ( setOfPairsIsBReln
% 0.31/0.48      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.31/0.48            ( breln @ A @ B
% 0.31/0.48            @ ( dpsetconstr @ A @ B
% 0.31/0.48              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrERa_type,type,
% 0.31/0.48      dpsetconstrERa: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrERa,definition,
% 0.31/0.48      ( dpsetconstrERa
% 0.31/0.48      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ B )
% 0.31/0.48               => ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.48                    @ ( dpsetconstr @ A @ B
% 0.31/0.48                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.48                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrEL1_type,type,
% 0.31/0.48      dpsetconstrEL1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrEL1,definition,
% 0.31/0.48      ( dpsetconstrEL1
% 0.31/0.48      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.48              @ ( dpsetconstr @ A @ B
% 0.31/0.48                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.48           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrEL2_type,type,
% 0.31/0.48      dpsetconstrEL2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrEL2,definition,
% 0.31/0.48      ( dpsetconstrEL2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.48              @ ( dpsetconstr @ A @ B
% 0.31/0.48                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.48           => ( in @ Xy @ B ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrER_type,type,
% 0.31/0.48      dpsetconstrER: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(dpsetconstrER,definition,
% 0.31/0.48      ( dpsetconstrER
% 0.31/0.48      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.31/0.48            ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.48              @ ( dpsetconstr @ A @ B
% 0.31/0.48                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.48           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(func_type,type,
% 0.31/0.48      func: $i > $i > $i > $o ).
% 0.31/0.48  
% 0.31/0.48  thf(funcSet_type,type,
% 0.31/0.48      funcSet: $i > $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(funcImageSingleton_type,type,
% 0.31/0.48      funcImageSingleton: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(funcImageSingleton,definition,
% 0.31/0.48      ( funcImageSingleton
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( func @ A @ B @ Xf )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( singleton
% 0.31/0.48                  @ ( dsetconstr @ B
% 0.31/0.48                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(apProp_type,type,
% 0.31/0.48      apProp: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(apProp,definition,
% 0.31/0.48      ( apProp
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( func @ A @ B @ Xf )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in
% 0.31/0.48                  @ ( setunion
% 0.31/0.48                    @ ( dsetconstr @ B
% 0.31/0.48                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 0.31/0.48                  @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ap_type,type,
% 0.31/0.48      ap: $i > $i > $i > $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(app_type,type,
% 0.31/0.48      app: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(app,definition,
% 0.31/0.48      ( app
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( func @ A @ B @ Xf )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(infuncsetfunc_type,type,
% 0.31/0.48      infuncsetfunc: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(infuncsetfunc,definition,
% 0.31/0.48      ( infuncsetfunc
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.48           => ( func @ A @ B @ Xf ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ap2p_type,type,
% 0.31/0.48      ap2p: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ap2p,definition,
% 0.31/0.48      ( ap2p
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(funcinfuncset_type,type,
% 0.31/0.48      funcinfuncset: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(funcinfuncset,definition,
% 0.31/0.48      ( funcinfuncset
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( func @ A @ B @ Xf )
% 0.31/0.48           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(lamProp_type,type,
% 0.31/0.48      lamProp: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(lamProp,definition,
% 0.31/0.48      ( lamProp
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.48            ( ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.48           => ( func @ A @ B
% 0.31/0.48              @ ( dpsetconstr @ A @ B
% 0.31/0.48                @ ^ [Xx: $i,Xy: $i] :
% 0.31/0.48                    ( ( Xf @ Xx )
% 0.31/0.48                    = Xy ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(lam_type,type,
% 0.31/0.48      lam: $i > $i > ( $i > $i ) > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(lamp_type,type,
% 0.31/0.48      lamp: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(lamp,definition,
% 0.31/0.48      ( lamp
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.48            ( ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.48           => ( func @ A @ B
% 0.31/0.48              @ ( lam @ A @ B
% 0.31/0.48                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(lam2p_type,type,
% 0.31/0.48      lam2p: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(lam2p,definition,
% 0.31/0.48      ( lam2p
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.48            ( ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.48           => ( in
% 0.31/0.48              @ ( lam @ A @ B
% 0.31/0.48                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.31/0.48              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(brelnall1_type,type,
% 0.31/0.48      brelnall1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(brelnall1,definition,
% 0.31/0.48      ( brelnall1
% 0.31/0.48      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.48            ( ( breln @ A @ B @ R )
% 0.31/0.48           => ! [Xphi: $i > $o] :
% 0.31/0.48                ( ! [Xx: $i] :
% 0.31/0.48                    ( ( in @ Xx @ A )
% 0.31/0.48                   => ! [Xy: $i] :
% 0.31/0.48                        ( ( in @ Xy @ B )
% 0.31/0.48                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.48                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.31/0.48               => ! [Xx: $i] :
% 0.31/0.48                    ( ( in @ Xx @ R )
% 0.31/0.48                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(brelnall2_type,type,
% 0.31/0.48      brelnall2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(brelnall2,definition,
% 0.31/0.48      ( brelnall2
% 0.31/0.48      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.48            ( ( breln @ A @ B @ R )
% 0.31/0.48           => ! [Xphi: $i > $o] :
% 0.31/0.48                ( ! [Xx: $i] :
% 0.31/0.48                    ( ( in @ Xx @ A )
% 0.31/0.48                   => ! [Xy: $i] :
% 0.31/0.48                        ( ( in @ Xy @ B )
% 0.31/0.48                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.48                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.31/0.48               => ! [Xx: $i] :
% 0.31/0.48                    ( ( in @ Xx @ R )
% 0.31/0.48                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ex1E2_type,type,
% 0.31/0.48      ex1E2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ex1E2,definition,
% 0.31/0.48      ( ex1E2
% 0.31/0.48      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.48            ( ( ex1 @ A
% 0.31/0.48              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ! [Xy: $i] :
% 0.31/0.48                    ( ( in @ Xy @ A )
% 0.31/0.48                   => ( ( Xphi @ Xx )
% 0.31/0.48                     => ( ( Xphi @ Xy )
% 0.31/0.48                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(funcGraphProp1_type,type,
% 0.31/0.48      funcGraphProp1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(funcGraphProp1,definition,
% 0.31/0.48      ( funcGraphProp1
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( func @ A @ B @ Xf )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(funcGraphProp3_type,type,
% 0.31/0.48      funcGraphProp3: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(funcGraphProp3,definition,
% 0.31/0.48      ( funcGraphProp3
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(funcGraphProp2_type,type,
% 0.31/0.48      funcGraphProp2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(funcGraphProp2,definition,
% 0.31/0.48      ( funcGraphProp2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( func @ A @ B @ Xf )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ! [Xy: $i] :
% 0.31/0.48                    ( ( in @ Xy @ B )
% 0.31/0.48                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.31/0.48                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.48                        = Xy ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(funcextLem_type,type,
% 0.31/0.48      funcextLem: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(funcextLem,definition,
% 0.31/0.48      ( funcextLem
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( func @ A @ B @ Xf )
% 0.31/0.48           => ! [Xg: $i] :
% 0.31/0.48                ( ( func @ A @ B @ Xg )
% 0.31/0.48               => ( ! [Xx: $i] :
% 0.31/0.48                      ( ( in @ Xx @ A )
% 0.31/0.48                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.48                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.31/0.48                 => ! [Xx: $i] :
% 0.31/0.48                      ( ( in @ Xx @ A )
% 0.31/0.48                     => ! [Xy: $i] :
% 0.31/0.48                          ( ( in @ Xy @ B )
% 0.31/0.48                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 0.31/0.48                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(funcGraphProp4_type,type,
% 0.31/0.48      funcGraphProp4: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(funcGraphProp4,definition,
% 0.31/0.48      ( funcGraphProp4
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ! [Xy: $i] :
% 0.31/0.48                    ( ( in @ Xy @ B )
% 0.31/0.48                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.31/0.48                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.48                        = Xy ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(subbreln_type,type,
% 0.31/0.48      subbreln: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subbreln,definition,
% 0.31/0.48      ( subbreln
% 0.31/0.48      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.48            ( ( breln @ A @ B @ R )
% 0.31/0.48           => ! [S: $i] :
% 0.31/0.48                ( ( breln @ A @ B @ S )
% 0.31/0.48               => ( ! [Xx: $i] :
% 0.31/0.48                      ( ( in @ Xx @ A )
% 0.31/0.48                     => ! [Xy: $i] :
% 0.31/0.48                          ( ( in @ Xy @ B )
% 0.31/0.48                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.48                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.31/0.48                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(eqbreln_type,type,
% 0.31/0.48      eqbreln: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(eqbreln,definition,
% 0.31/0.48      ( eqbreln
% 0.31/0.48      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.48            ( ( breln @ A @ B @ R )
% 0.31/0.48           => ! [S: $i] :
% 0.31/0.48                ( ( breln @ A @ B @ S )
% 0.31/0.48               => ( ! [Xx: $i] :
% 0.31/0.48                      ( ( in @ Xx @ A )
% 0.31/0.48                     => ! [Xy: $i] :
% 0.31/0.48                          ( ( in @ Xy @ B )
% 0.31/0.48                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.48                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.31/0.48                 => ( ! [Xx: $i] :
% 0.31/0.48                        ( ( in @ Xx @ A )
% 0.31/0.48                       => ! [Xy: $i] :
% 0.31/0.48                            ( ( in @ Xy @ B )
% 0.31/0.48                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 0.31/0.48                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 0.31/0.48                   => ( R = S ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(funcext_type,type,
% 0.31/0.48      funcext: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(funcext,definition,
% 0.31/0.48      ( funcext
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( func @ A @ B @ Xf )
% 0.31/0.48           => ! [Xg: $i] :
% 0.31/0.48                ( ( func @ A @ B @ Xg )
% 0.31/0.48               => ( ! [Xx: $i] :
% 0.31/0.48                      ( ( in @ Xx @ A )
% 0.31/0.48                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.48                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.31/0.48                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(funcext2_type,type,
% 0.31/0.48      funcext2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(funcext2,definition,
% 0.31/0.48      ( funcext2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.48           => ! [Xg: $i] :
% 0.31/0.48                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 0.31/0.48               => ( ! [Xx: $i] :
% 0.31/0.48                      ( ( in @ Xx @ A )
% 0.31/0.48                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.48                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.31/0.48                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ap2apEq1_type,type,
% 0.31/0.48      ap2apEq1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ap2apEq1,definition,
% 0.31/0.48      ( ap2apEq1
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.48                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ap2apEq2_type,type,
% 0.31/0.48      ap2apEq2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ap2apEq2,definition,
% 0.31/0.48      ( ap2apEq2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( func @ A @ B @ Xf )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.48                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(beta1_type,type,
% 0.31/0.48      beta1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(beta1,definition,
% 0.31/0.48      ( beta1
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.48            ( ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( ( ap @ A @ B
% 0.31/0.48                    @ ( lam @ A @ B
% 0.31/0.48                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.31/0.48                    @ Xx )
% 0.31/0.48                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(eta1_type,type,
% 0.31/0.48      eta1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(eta1,definition,
% 0.31/0.48      ( eta1
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( func @ A @ B @ Xf )
% 0.31/0.48           => ( ( lam @ A @ B
% 0.31/0.48                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.31/0.48              = Xf ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(lam2lamEq_type,type,
% 0.31/0.48      lam2lamEq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(lam2lamEq,definition,
% 0.31/0.48      ( lam2lamEq
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.48            ( ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.48           => ( ( lam @ A @ B
% 0.31/0.48                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.31/0.48              = ( lam @ A @ B
% 0.31/0.48                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(beta2_type,type,
% 0.31/0.48      beta2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(beta2,definition,
% 0.31/0.48      ( beta2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.48            ( ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( ( ap @ A @ B
% 0.31/0.48                    @ ( lam @ A @ B
% 0.31/0.48                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.31/0.48                    @ Xx )
% 0.31/0.48                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(eta2_type,type,
% 0.31/0.48      eta2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(eta2,definition,
% 0.31/0.48      ( eta2
% 0.31/0.48      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.48            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.48           => ( ( lam @ A @ B
% 0.31/0.48                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.31/0.48              = Xf ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(iffalseProp1_type,type,
% 0.31/0.48      iffalseProp1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(iffalseProp1,definition,
% 0.31/0.48      ( iffalseProp1
% 0.31/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ A )
% 0.31/0.48               => ( ~ Xphi
% 0.31/0.48                 => ( in @ Xy
% 0.31/0.48                    @ ( dsetconstr @ A
% 0.31/0.48                      @ ^ [Xz: $i] :
% 0.31/0.48                          ( ( Xphi
% 0.31/0.48                            & ( Xz = Xx ) )
% 0.31/0.48                          | ( ~ Xphi
% 0.31/0.48                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(iffalseProp2_type,type,
% 0.31/0.48      iffalseProp2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(iffalseProp2,definition,
% 0.31/0.48      ( iffalseProp2
% 0.31/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ A )
% 0.31/0.48               => ( ~ Xphi
% 0.31/0.48                 => ( ( dsetconstr @ A
% 0.31/0.48                      @ ^ [Xz: $i] :
% 0.31/0.48                          ( ( Xphi
% 0.31/0.48                            & ( Xz = Xx ) )
% 0.31/0.48                          | ( ~ Xphi
% 0.31/0.48                            & ( Xz = Xy ) ) ) )
% 0.31/0.48                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(iftrueProp1_type,type,
% 0.31/0.48      iftrueProp1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(iftrueProp1,definition,
% 0.31/0.48      ( iftrueProp1
% 0.31/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ A )
% 0.31/0.48               => ( Xphi
% 0.31/0.48                 => ( in @ Xx
% 0.31/0.48                    @ ( dsetconstr @ A
% 0.31/0.48                      @ ^ [Xz: $i] :
% 0.31/0.48                          ( ( Xphi
% 0.31/0.48                            & ( Xz = Xx ) )
% 0.31/0.48                          | ( ~ Xphi
% 0.31/0.48                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(iftrueProp2_type,type,
% 0.31/0.48      iftrueProp2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(iftrueProp2,definition,
% 0.31/0.48      ( iftrueProp2
% 0.31/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ A )
% 0.31/0.48               => ( Xphi
% 0.31/0.48                 => ( ( dsetconstr @ A
% 0.31/0.48                      @ ^ [Xz: $i] :
% 0.31/0.48                          ( ( Xphi
% 0.31/0.48                            & ( Xz = Xx ) )
% 0.31/0.48                          | ( ~ Xphi
% 0.31/0.48                            & ( Xz = Xy ) ) ) )
% 0.31/0.48                    = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(ifSingleton_type,type,
% 0.31/0.48      ifSingleton: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ifSingleton,definition,
% 0.31/0.48      ( ifSingleton
% 0.31/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ A )
% 0.31/0.48               => ( singleton
% 0.31/0.48                  @ ( dsetconstr @ A
% 0.31/0.48                    @ ^ [Xz: $i] :
% 0.31/0.48                        ( ( Xphi
% 0.31/0.48                          & ( Xz = Xx ) )
% 0.31/0.48                        | ( ~ Xphi
% 0.31/0.48                          & ( Xz = Xy ) ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(if_type,type,
% 0.31/0.48      if: $i > $o > $i > $i > $i ).
% 0.31/0.48  
% 0.31/0.48  thf(ifp_type,type,
% 0.31/0.48      ifp: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(ifp,definition,
% 0.31/0.48      ( ifp
% 0.31/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ A )
% 0.31/0.48               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ A ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(theeq_type,type,
% 0.31/0.48      theeq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(theeq,definition,
% 0.31/0.48      ( theeq
% 0.31/0.48      = ( ! [X: $i] :
% 0.31/0.48            ( ( singleton @ X )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ X )
% 0.31/0.48               => ( ( setunion @ X )
% 0.31/0.48                  = Xx ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(iftrue_type,type,
% 0.31/0.48      iftrue: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(iftrue,definition,
% 0.31/0.48      ( iftrue
% 0.31/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ A )
% 0.31/0.48               => ( Xphi
% 0.31/0.48                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 0.31/0.48                    = Xx ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(iffalse_type,type,
% 0.31/0.48      iffalse: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(iffalse,definition,
% 0.31/0.48      ( iffalse
% 0.31/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ A )
% 0.31/0.48               => ( ~ Xphi
% 0.31/0.48                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 0.31/0.48                    = Xy ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(iftrueorfalse_type,type,
% 0.31/0.48      iftrueorfalse: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(iftrueorfalse,definition,
% 0.31/0.48      ( iftrueorfalse
% 0.31/0.48      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.48            ( ( in @ Xx @ A )
% 0.31/0.48           => ! [Xy: $i] :
% 0.31/0.48                ( ( in @ Xy @ A )
% 0.31/0.48               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectT_lem_type,type,
% 0.31/0.48      binintersectT_lem: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectT_lem,definition,
% 0.31/0.48      ( binintersectT_lem
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionT_lem_type,type,
% 0.31/0.48      binunionT_lem: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binunionT_lem,definition,
% 0.31/0.48      ( binunionT_lem
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ( in @ ( binunion @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetT_lem_type,type,
% 0.31/0.48      powersetT_lem: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetT_lem,definition,
% 0.31/0.48      ( powersetT_lem
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ( in @ ( powerset @ X ) @ ( powerset @ ( powerset @ A ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusT_lem_type,type,
% 0.31/0.48      setminusT_lem: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setminusT_lem,definition,
% 0.31/0.48      ( setminusT_lem
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ( in @ ( setminus @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(complementT_lem_type,type,
% 0.31/0.48      complementT_lem: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(complementT_lem,definition,
% 0.31/0.48      ( complementT_lem
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ( in @ ( setminus @ A @ X ) @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(setextT_type,type,
% 0.31/0.48      setextT: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(setextT,definition,
% 0.31/0.48      ( setextT
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ( ! [Xx: $i] :
% 0.31/0.48                      ( ( in @ Xx @ A )
% 0.31/0.48                     => ( ( in @ Xx @ X )
% 0.31/0.48                       => ( in @ Xx @ Y ) ) )
% 0.31/0.48                 => ( ! [Xx: $i] :
% 0.31/0.48                        ( ( in @ Xx @ A )
% 0.31/0.48                       => ( ( in @ Xx @ Y )
% 0.31/0.48                         => ( in @ Xx @ X ) ) )
% 0.31/0.48                   => ( X = Y ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetTI_type,type,
% 0.31/0.48      subsetTI: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(subsetTI,definition,
% 0.31/0.48      ( subsetTI
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ( ! [Xx: $i] :
% 0.31/0.48                      ( ( in @ Xx @ A )
% 0.31/0.48                     => ( ( in @ Xx @ X )
% 0.31/0.48                       => ( in @ Xx @ Y ) ) )
% 0.31/0.48                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetTI1_type,type,
% 0.31/0.48      powersetTI1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetTI1,definition,
% 0.31/0.48      ( powersetTI1
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ( ! [Xx: $i] :
% 0.31/0.48                      ( ( in @ Xx @ A )
% 0.31/0.48                     => ( ( in @ Xx @ X )
% 0.31/0.48                       => ( in @ Xx @ Y ) ) )
% 0.31/0.48                 => ( in @ X @ ( powerset @ Y ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetTE1_type,type,
% 0.31/0.48      powersetTE1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(powersetTE1,definition,
% 0.31/0.48      ( powersetTE1
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ! [Xx: $i] :
% 0.31/0.48                    ( ( in @ Xx @ A )
% 0.31/0.48                   => ( ( in @ X @ ( powerset @ Y ) )
% 0.31/0.48                     => ( ( in @ Xx @ X )
% 0.31/0.48                       => ( in @ Xx @ Y ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(complementTI1_type,type,
% 0.31/0.48      complementTI1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(complementTI1,definition,
% 0.31/0.48      ( complementTI1
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( ( in @ Xx @ X )
% 0.31/0.48                 => ~ ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(complementTE1_type,type,
% 0.31/0.48      complementTE1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(complementTE1,definition,
% 0.31/0.48      ( complementTE1
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( ~ ( in @ Xx @ ( setminus @ A @ X ) )
% 0.31/0.48                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectTELcontra_type,type,
% 0.31/0.48      binintersectTELcontra: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectTELcontra,definition,
% 0.31/0.48      ( binintersectTELcontra
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ! [Xx: $i] :
% 0.31/0.48                    ( ( in @ Xx @ A )
% 0.31/0.48                   => ( ~ ( in @ Xx @ X )
% 0.31/0.48                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectTERcontra_type,type,
% 0.31/0.48      binintersectTERcontra: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(binintersectTERcontra,definition,
% 0.31/0.48      ( binintersectTERcontra
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ! [Xx: $i] :
% 0.31/0.48                    ( ( in @ Xx @ A )
% 0.31/0.48                   => ( ~ ( in @ Xx @ Y )
% 0.31/0.48                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(contrasubsetT_type,type,
% 0.31/0.48      contrasubsetT: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(contrasubsetT,definition,
% 0.31/0.48      ( contrasubsetT
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ! [Xx: $i] :
% 0.31/0.48                    ( ( in @ Xx @ A )
% 0.31/0.48                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.31/0.48                     => ( ( in @ Xx @ Y )
% 0.31/0.48                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(contrasubsetT1_type,type,
% 0.31/0.48      contrasubsetT1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(contrasubsetT1,definition,
% 0.31/0.48      ( contrasubsetT1
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ! [Xx: $i] :
% 0.31/0.48                    ( ( in @ Xx @ A )
% 0.31/0.48                   => ( ( subset @ X @ Y )
% 0.31/0.48                     => ( ~ ( in @ Xx @ Y )
% 0.31/0.48                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(contrasubsetT2_type,type,
% 0.31/0.48      contrasubsetT2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(contrasubsetT2,definition,
% 0.31/0.48      ( contrasubsetT2
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ( ( subset @ X @ Y )
% 0.31/0.48                 => ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(contrasubsetT3_type,type,
% 0.31/0.48      contrasubsetT3: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(contrasubsetT3,definition,
% 0.31/0.48      ( contrasubsetT3
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Y: $i] :
% 0.31/0.48                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.48               => ( ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) )
% 0.31/0.48                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(doubleComplementI1_type,type,
% 0.31/0.48      doubleComplementI1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(doubleComplementI1,definition,
% 0.31/0.48      ( doubleComplementI1
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( ( in @ Xx @ X )
% 0.31/0.48                 => ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(doubleComplementE1_type,type,
% 0.31/0.48      doubleComplementE1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(doubleComplementE1,definition,
% 0.31/0.48      ( doubleComplementE1
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ! [Xx: $i] :
% 0.31/0.48                ( ( in @ Xx @ A )
% 0.31/0.48               => ( ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) )
% 0.31/0.48                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(doubleComplementSub1_type,type,
% 0.31/0.48      doubleComplementSub1: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(doubleComplementSub1,definition,
% 0.31/0.48      ( doubleComplementSub1
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ( subset @ X @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(doubleComplementSub2_type,type,
% 0.31/0.48      doubleComplementSub2: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(doubleComplementSub2,definition,
% 0.31/0.48      ( doubleComplementSub2
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ( subset @ ( setminus @ A @ ( setminus @ A @ X ) ) @ X ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(doubleComplementEq_type,type,
% 0.31/0.48      doubleComplementEq: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(doubleComplementEq,definition,
% 0.31/0.48      ( doubleComplementEq
% 0.31/0.48      = ( ! [A: $i,X: $i] :
% 0.31/0.48            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.48           => ( X
% 0.31/0.48              = ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 0.31/0.48  
% 0.31/0.48  thf(complementTnotintersectT_type,type,
% 0.31/0.48      complementTnotintersectT: $o ).
% 0.31/0.48  
% 0.31/0.48  thf(complementTnotintersectT,definition,
% 0.31/0.48      ( complementTnotintersectT
% 0.31/0.49      = ( ! [A: $i,X: $i] :
% 0.31/0.49            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.49           => ! [Y: $i] :
% 0.31/0.49                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.49               => ! [Xx: $i] :
% 0.31/0.49                    ( ( in @ Xx @ A )
% 0.31/0.49                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.31/0.49                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.31/0.49  
% 0.31/0.49  thf(complementImpComplementIntersect_type,type,
% 0.31/0.49      complementImpComplementIntersect: $o ).
% 0.31/0.49  
% 0.31/0.49  thf(complementImpComplementIntersect,definition,
% 0.31/0.49      ( complementImpComplementIntersect
% 0.31/0.49      = ( ! [A: $i,X: $i] :
% 0.31/0.49            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.49           => ! [Y: $i] :
% 0.31/0.49                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.49               => ! [Xx: $i] :
% 0.31/0.49                    ( ( in @ Xx @ A )
% 0.31/0.49                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.31/0.49                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 0.31/0.49  
% 0.31/0.49  thf(complementSubsetComplementIntersect_type,type,
% 0.31/0.49      complementSubsetComplementIntersect: $o ).
% 0.31/0.49  
% 0.31/0.49  thf(complementSubsetComplementIntersect,definition,
% 0.31/0.49      ( complementSubsetComplementIntersect
% 0.31/0.49      = ( ! [A: $i,X: $i] :
% 0.31/0.49            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.49           => ! [Y: $i] :
% 0.31/0.49                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.49               => ( subset @ ( setminus @ A @ X ) @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ).
% 0.31/0.49  
% 0.31/0.49  thf(complementInPowersetComplementIntersect_type,type,
% 0.31/0.49      complementInPowersetComplementIntersect: $o ).
% 0.31/0.49  
% 0.31/0.49  thf(complementInPowersetComplementIntersect,definition,
% 0.31/0.49      ( complementInPowersetComplementIntersect
% 0.31/0.49      = ( ! [A: $i,X: $i] :
% 0.31/0.49            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.49           => ! [Y: $i] :
% 0.31/0.49                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.49               => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.31/0.49  
% 0.31/0.49  thf(contraSubsetComplement_type,type,
% 0.31/0.49      contraSubsetComplement: $o ).
% 0.31/0.49  
% 0.31/0.49  thf(contraSubsetComplement,definition,
% 0.31/0.49      ( contraSubsetComplement
% 0.31/0.49      = ( ! [A: $i,X: $i] :
% 0.31/0.49            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.49           => ! [Y: $i] :
% 0.31/0.49                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.49               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.31/0.49                 => ! [Xx: $i] :
% 0.31/0.49                      ( ( in @ Xx @ A )
% 0.31/0.49                     => ( ( in @ Xx @ Y )
% 0.31/0.49                       => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ).
% 0.31/0.49  
% 0.31/0.49  thf(complementTcontraSubset_type,type,
% 0.31/0.49      complementTcontraSubset: $o ).
% 0.31/0.49  
% 0.31/0.49  thf(complementTcontraSubset,definition,
% 0.31/0.49      ( complementTcontraSubset
% 0.31/0.49      = ( ! [A: $i,X: $i] :
% 0.31/0.49            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.49           => ! [Y: $i] :
% 0.31/0.49                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.49               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.31/0.49                 => ( subset @ Y @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.31/0.49  
% 0.31/0.49  thf(binunionTILcontra,conjecture,
% 0.31/0.49      ( setextAx
% 0.31/0.49     => ( emptysetAx
% 0.31/0.49       => ( setadjoinAx
% 0.31/0.49         => ( powersetAx
% 0.31/0.49           => ( setunionAx
% 0.31/0.49             => ( omega0Ax
% 0.31/0.49               => ( omegaSAx
% 0.31/0.49                 => ( omegaIndAx
% 0.31/0.49                   => ( replAx
% 0.31/0.49                     => ( foundationAx
% 0.31/0.49                       => ( wellorderingAx
% 0.31/0.49                         => ( descrp
% 0.31/0.49                           => ( dsetconstrI
% 0.31/0.49                             => ( dsetconstrEL
% 0.31/0.49                               => ( dsetconstrER
% 0.31/0.49                                 => ( exuE1
% 0.31/0.49                                   => ( prop2setE
% 0.31/0.49                                     => ( emptysetE
% 0.31/0.49                                       => ( emptysetimpfalse
% 0.31/0.49                                         => ( notinemptyset
% 0.31/0.49                                           => ( exuE3e
% 0.31/0.49                                             => ( setext
% 0.31/0.49                                               => ( emptyI
% 0.31/0.49                                                 => ( noeltsimpempty
% 0.31/0.49                                                   => ( setbeta
% 0.31/0.49                                                     => ( nonemptyE1
% 0.31/0.49                                                       => ( nonemptyI
% 0.31/0.49                                                         => ( nonemptyI1
% 0.31/0.49                                                           => ( setadjoinIL
% 0.31/0.49                                                             => ( emptyinunitempty
% 0.31/0.49                                                               => ( setadjoinIR
% 0.31/0.49                                                                 => ( setadjoinE
% 0.31/0.49                                                                   => ( setadjoinOr
% 0.31/0.49                                                                     => ( setoftrueEq
% 0.31/0.49                                                                       => ( powersetI
% 0.31/0.49                                                                         => ( emptyinPowerset
% 0.31/0.49                                                                           => ( emptyInPowerset
% 0.31/0.49                                                                             => ( powersetE
% 0.31/0.49                                                                               => ( setunionI
% 0.31/0.49                                                                                 => ( setunionE
% 0.31/0.49                                                                                   => ( subPowSU
% 0.31/0.49                                                                                     => ( exuE2
% 0.31/0.49                                                                                       => ( nonemptyImpWitness
% 0.31/0.49                                                                                         => ( uniqinunit
% 0.31/0.49                                                                                           => ( notinsingleton
% 0.31/0.49                                                                                             => ( eqinunit
% 0.31/0.49                                                                                               => ( singletonsswitch
% 0.31/0.49                                                                                                 => ( upairsetE
% 0.31/0.49                                                                                                   => ( upairsetIL
% 0.31/0.49                                                                                                     => ( upairsetIR
% 0.31/0.49                                                                                                       => ( emptyE1
% 0.31/0.49                                                                                                         => ( vacuousDall
% 0.31/0.49                                                                                                           => ( quantDeMorgan1
% 0.31/0.49                                                                                                             => ( quantDeMorgan2
% 0.31/0.49                                                                                                               => ( quantDeMorgan3
% 0.31/0.49                                                                                                                 => ( quantDeMorgan4
% 0.31/0.49                                                                                                                   => ( prop2setI
% 0.31/0.49                                                                                                                     => ( prop2set2propI
% 0.31/0.49                                                                                                                       => ( notdexE
% 0.31/0.49                                                                                                                         => ( notdallE
% 0.31/0.49                                                                                                                           => ( exuI1
% 0.31/0.49                                                                                                                             => ( exuI3
% 0.31/0.49                                                                                                                               => ( exuI2
% 0.31/0.49                                                                                                                                 => ( inCongP
% 0.31/0.49                                                                                                                                   => ( in__Cong
% 0.31/0.49                                                                                                                                     => ( exuE3u
% 0.31/0.49                                                                                                                                       => ( exu__Cong
% 0.31/0.49                                                                                                                                         => ( emptyset__Cong
% 0.31/0.49                                                                                                                                           => ( setadjoin__Cong
% 0.31/0.49                                                                                                                                             => ( powerset__Cong
% 0.31/0.49                                                                                                                                               => ( setunion__Cong
% 0.31/0.49                                                                                                                                                 => ( omega__Cong
% 0.31/0.49                                                                                                                                                   => ( exuEu
% 0.31/0.49                                                                                                                                                     => ( descr__Cong
% 0.31/0.49                                                                                                                                                       => ( dsetconstr__Cong
% 0.31/0.49                                                                                                                                                         => ( subsetI1
% 0.31/0.49                                                                                                                                                           => ( eqimpsubset2
% 0.31/0.49                                                                                                                                                             => ( eqimpsubset1
% 0.31/0.49                                                                                                                                                               => ( subsetI2
% 0.31/0.49                                                                                                                                                                 => ( emptysetsubset
% 0.31/0.49                                                                                                                                                                   => ( subsetE
% 0.31/0.49                                                                                                                                                                     => ( subsetE2
% 0.31/0.49                                                                                                                                                                       => ( notsubsetI
% 0.31/0.49                                                                                                                                                                         => ( notequalI1
% 0.31/0.49                                                                                                                                                                           => ( notequalI2
% 0.31/0.49                                                                                                                                                                             => ( subsetRefl
% 0.31/0.49                                                                                                                                                                               => ( subsetTrans
% 0.31/0.49                                                                                                                                                                                 => ( setadjoinSub
% 0.31/0.49                                                                                                                                                                                   => ( setadjoinSub2
% 0.31/0.49                                                                                                                                                                                     => ( subset2powerset
% 0.31/0.49                                                                                                                                                                                       => ( setextsub
% 0.31/0.49                                                                                                                                                                                         => ( subsetemptysetimpeq
% 0.31/0.49                                                                                                                                                                                           => ( powersetI1
% 0.31/0.49                                                                                                                                                                                             => ( powersetE1
% 0.31/0.49                                                                                                                                                                                               => ( inPowerset
% 0.31/0.49                                                                                                                                                                                                 => ( powersetsubset
% 0.31/0.49                                                                                                                                                                                                   => ( sepInPowerset
% 0.31/0.49                                                                                                                                                                                                     => ( sepSubset
% 0.31/0.49                                                                                                                                                                                                       => ( binunionIL
% 0.31/0.49                                                                                                                                                                                                         => ( upairset2IR
% 0.31/0.49                                                                                                                                                                                                           => ( binunionIR
% 0.31/0.49                                                                                                                                                                                                             => ( binunionEcases
% 0.31/0.49                                                                                                                                                                                                               => ( binunionE
% 0.31/0.49                                                                                                                                                                                                                 => ( binunionLsub
% 0.31/0.49                                                                                                                                                                                                                   => ( binunionRsub
% 0.31/0.49                                                                                                                                                                                                                     => ( binintersectI
% 0.31/0.49                                                                                                                                                                                                                       => ( binintersectSubset5
% 0.31/0.49                                                                                                                                                                                                                         => ( binintersectEL
% 0.31/0.49                                                                                                                                                                                                                           => ( binintersectLsub
% 0.31/0.49                                                                                                                                                                                                                             => ( binintersectSubset2
% 0.31/0.49                                                                                                                                                                                                                               => ( binintersectSubset3
% 0.31/0.49                                                                                                                                                                                                                                 => ( binintersectER
% 0.31/0.49                                                                                                                                                                                                                                   => ( disjointsetsI1
% 0.31/0.49                                                                                                                                                                                                                                     => ( binintersectRsub
% 0.31/0.49                                                                                                                                                                                                                                       => ( binintersectSubset4
% 0.31/0.49                                                                                                                                                                                                                                         => ( binintersectSubset1
% 0.31/0.49                                                                                                                                                                                                                                           => ( bs114d
% 0.31/0.49                                                                                                                                                                                                                                             => ( setminusI
% 0.31/0.49                                                                                                                                                                                                                                               => ( setminusEL
% 0.31/0.49                                                                                                                                                                                                                                                 => ( setminusER
% 0.31/0.49                                                                                                                                                                                                                                                   => ( setminusSubset2
% 0.31/0.49                                                                                                                                                                                                                                                     => ( setminusERneg
% 0.31/0.49                                                                                                                                                                                                                                                       => ( setminusELneg
% 0.31/0.49                                                                                                                                                                                                                                                         => ( setminusILneg
% 0.31/0.49                                                                                                                                                                                                                                                           => ( setminusIRneg
% 0.31/0.49                                                                                                                                                                                                                                                             => ( setminusLsub
% 0.31/0.49                                                                                                                                                                                                                                                               => ( setminusSubset1
% 0.31/0.49                                                                                                                                                                                                                                                                 => ( symdiffE
% 0.31/0.49                                                                                                                                                                                                                                                                   => ( symdiffI1
% 0.31/0.49                                                                                                                                                                                                                                                                     => ( symdiffI2
% 0.31/0.49                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 0.31/0.49                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 0.31/0.49                                                                                                                                                                                                                                                                           => ( secondinupair
% 0.31/0.49                                                                                                                                                                                                                                                                             => ( setukpairIL
% 0.31/0.49                                                                                                                                                                                                                                                                               => ( setukpairIR
% 0.31/0.49                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 0.31/0.49                                                                                                                                                                                                                                                                                   => ( kpairp
% 0.31/0.49                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 0.31/0.49                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 0.31/0.49                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 0.31/0.49                                                                                                                                                                                                                                                                                           => ( upairset2E
% 0.31/0.49                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 0.31/0.49                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 0.31/0.49                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 0.31/0.49                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 0.31/0.49                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 0.31/0.49                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 0.31/0.49                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 0.31/0.49                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 0.31/0.49                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 0.31/0.49                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 0.31/0.49                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 0.31/0.49                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 0.31/0.49                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [A: $i,X: $i] :
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [Y: $i] :
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [Xx: $i] :
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ Xx @ A )
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 0.31/0.49                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 0.31/0.49  
% 0.31/0.49  %------------------------------------------------------------------------------
% 0.31/0.49  ------------------------
% 2.78/1.56  ---- Embedded in THF ---
% 2.78/1.56  %%% This output was generated by embedproblem, version 1.9.5 (library version 1.9).
% 2.78/1.56  %%% Generated on Tue Feb 24 12:32:40 EST 2026
% 2.78/1.56  %%% using '$$dhol' embedding, version 1.3.0.
% 2.78/1.56  %%% Logic specification used:
% 2.78/1.56  %%% thf(spec, logic, $$dhol).
% 2.78/1.56  
% 2.78/1.56  % SZS output start ListOfTHF for /export/starexec/sandbox2/tmp/tmp.ebZAxzcvYS/DTF2DTF11747.p
% See solution above
% 2.78/1.56  ------------------------
% 2.78/1.59  ---- Cleaned THF ---
% 2.78/1.59  thf(in_type,type,
% 2.78/1.59      in: $i > $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exu_type,type,
% 2.78/1.59      exu: ( $i > $o ) > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exu,definition,
% 2.78/1.59      ( exu
% 2.78/1.59      = ( ^ [Xphi: $i > $o] :
% 2.78/1.59          ? [Xx: $i] :
% 2.78/1.59            ( ( Xphi @ Xx )
% 2.78/1.59            & ! [Xy: $i] :
% 2.78/1.59                ( ( Xphi @ Xy )
% 2.78/1.59               => ( Xx = Xy ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setextAx_type,type,
% 2.78/1.59      setextAx: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setextAx,definition,
% 2.78/1.59      ( setextAx
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59              <=> ( in @ Xx @ B ) )
% 2.78/1.59           => ( A = B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyset_type,type,
% 2.78/1.59      emptyset: $i ).
% 2.78/1.59  
% 2.78/1.59  thf(emptysetAx_type,type,
% 2.78/1.59      emptysetAx: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(emptysetAx,definition,
% 2.78/1.59      ( emptysetAx
% 2.78/1.59      = ( ! [Xx: $i] :
% 2.78/1.59            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoin_type,type,
% 2.78/1.59      setadjoin: $i > $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinAx_type,type,
% 2.78/1.59      setadjoinAx: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinAx,definition,
% 2.78/1.59      ( setadjoinAx
% 2.78/1.59      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.78/1.59          <=> ( ( Xy = Xx )
% 2.78/1.59              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(powerset_type,type,
% 2.78/1.59      powerset: $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetAx_type,type,
% 2.78/1.59      powersetAx: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetAx,definition,
% 2.78/1.59      ( powersetAx
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( in @ B @ ( powerset @ A ) )
% 2.78/1.59          <=> ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ B )
% 2.78/1.59               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setunion_type,type,
% 2.78/1.59      setunion: $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionAx_type,type,
% 2.78/1.59      setunionAx: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionAx,definition,
% 2.78/1.59      ( setunionAx
% 2.78/1.59      = ( ! [A: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( setunion @ A ) )
% 2.78/1.59          <=> ? [B: $i] :
% 2.78/1.59                ( ( in @ Xx @ B )
% 2.78/1.59                & ( in @ B @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(omega_type,type,
% 2.78/1.59      omega: $i ).
% 2.78/1.59  
% 2.78/1.59  thf(omega0Ax_type,type,
% 2.78/1.59      omega0Ax: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(omega0Ax,definition,
% 2.78/1.59      ( omega0Ax
% 2.78/1.59      = ( in @ emptyset @ omega ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(omegaSAx_type,type,
% 2.78/1.59      omegaSAx: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(omegaSAx,definition,
% 2.78/1.59      ( omegaSAx
% 2.78/1.59      = ( ! [Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ omega )
% 2.78/1.59           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(omegaIndAx_type,type,
% 2.78/1.59      omegaIndAx: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(omegaIndAx,definition,
% 2.78/1.59      ( omegaIndAx
% 2.78/1.59      = ( ! [A: $i] :
% 2.78/1.59            ( ( ( in @ emptyset @ A )
% 2.78/1.59              & ! [Xx: $i] :
% 2.78/1.59                  ( ( ( in @ Xx @ omega )
% 2.78/1.59                    & ( in @ Xx @ A ) )
% 2.78/1.59                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ omega )
% 2.78/1.59               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(replAx_type,type,
% 2.78/1.59      replAx: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(replAx,definition,
% 2.78/1.59      ( replAx
% 2.78/1.59      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( exu
% 2.78/1.59                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 2.78/1.59           => ? [B: $i] :
% 2.78/1.59              ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ B )
% 2.78/1.59              <=> ? [Xy: $i] :
% 2.78/1.59                    ( ( in @ Xy @ A )
% 2.78/1.59                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(foundationAx_type,type,
% 2.78/1.59      foundationAx: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(foundationAx,definition,
% 2.78/1.59      ( foundationAx
% 2.78/1.59      = ( ! [A: $i] :
% 2.78/1.59            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.78/1.59           => ? [B: $i] :
% 2.78/1.59                ( ( in @ B @ A )
% 2.78/1.59                & ~ ? [Xx: $i] :
% 2.78/1.59                      ( ( in @ Xx @ B )
% 2.78/1.59                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(wellorderingAx_type,type,
% 2.78/1.59      wellorderingAx: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(wellorderingAx,definition,
% 2.78/1.59      ( wellorderingAx
% 2.78/1.59      = ( ! [A: $i] :
% 2.78/1.59          ? [B: $i] :
% 2.78/1.59            ( ! [C: $i] :
% 2.78/1.59                ( ( in @ C @ B )
% 2.78/1.59               => ! [Xx: $i] :
% 2.78/1.59                    ( ( in @ Xx @ C )
% 2.78/1.59                   => ( in @ Xx @ A ) ) )
% 2.78/1.59            & ! [Xx: $i,Xy: $i] :
% 2.78/1.59                ( ( ( in @ Xx @ A )
% 2.78/1.59                  & ( in @ Xy @ A ) )
% 2.78/1.59               => ( ! [C: $i] :
% 2.78/1.59                      ( ( in @ C @ B )
% 2.78/1.59                     => ( ( in @ Xx @ C )
% 2.78/1.59                      <=> ( in @ Xy @ C ) ) )
% 2.78/1.59                 => ( Xx = Xy ) ) )
% 2.78/1.59            & ! [C: $i,D: $i] :
% 2.78/1.59                ( ( ( in @ C @ B )
% 2.78/1.59                  & ( in @ D @ B ) )
% 2.78/1.59               => ( ! [Xx: $i] :
% 2.78/1.59                      ( ( in @ Xx @ C )
% 2.78/1.59                     => ( in @ Xx @ D ) )
% 2.78/1.59                  | ! [Xx: $i] :
% 2.78/1.59                      ( ( in @ Xx @ D )
% 2.78/1.59                     => ( in @ Xx @ C ) ) ) )
% 2.78/1.59            & ! [C: $i] :
% 2.78/1.59                ( ( ! [Xx: $i] :
% 2.78/1.59                      ( ( in @ Xx @ C )
% 2.78/1.59                     => ( in @ Xx @ A ) )
% 2.78/1.59                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 2.78/1.59               => ? [D: $i,Xx: $i] :
% 2.78/1.59                    ( ( in @ D @ B )
% 2.78/1.59                    & ( in @ Xx @ C )
% 2.78/1.59                    & ~ ? [Xy: $i] :
% 2.78/1.59                          ( ( in @ Xy @ D )
% 2.78/1.59                          & ( in @ Xy @ C ) )
% 2.78/1.59                    & ! [E: $i] :
% 2.78/1.59                        ( ( in @ E @ B )
% 2.78/1.59                       => ( ! [Xy: $i] :
% 2.78/1.59                              ( ( in @ Xy @ E )
% 2.78/1.59                             => ( in @ Xy @ D ) )
% 2.78/1.59                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(descr_type,type,
% 2.78/1.59      descr: ( $i > $o ) > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(descrp_type,type,
% 2.78/1.59      descrp: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(descrp,definition,
% 2.78/1.59      ( descrp
% 2.78/1.59      = ( ! [Xphi: $i > $o] :
% 2.78/1.59            ( ( exu
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59           => ( Xphi
% 2.78/1.59              @ ( descr
% 2.78/1.59                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(dsetconstr_type,type,
% 2.78/1.59      dsetconstr: $i > ( $i > $o ) > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(dsetconstrI_type,type,
% 2.78/1.59      dsetconstrI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(dsetconstrI,definition,
% 2.78/1.59      ( dsetconstrI
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( ( Xphi @ Xx )
% 2.78/1.59             => ( in @ Xx
% 2.78/1.59                @ ( dsetconstr @ A
% 2.78/1.59                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(dsetconstrEL_type,type,
% 2.78/1.59      dsetconstrEL: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(dsetconstrEL,definition,
% 2.78/1.59      ( dsetconstrEL
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx
% 2.78/1.59              @ ( dsetconstr @ A
% 2.78/1.59                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.78/1.59           => ( in @ Xx @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(dsetconstrER_type,type,
% 2.78/1.59      dsetconstrER: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(dsetconstrER,definition,
% 2.78/1.59      ( dsetconstrER
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx
% 2.78/1.59              @ ( dsetconstr @ A
% 2.78/1.59                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.78/1.59           => ( Xphi @ Xx ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(exuE1_type,type,
% 2.78/1.59      exuE1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exuE1,definition,
% 2.78/1.59      ( exuE1
% 2.78/1.59      = ( ! [Xphi: $i > $o] :
% 2.78/1.59            ( ( exu
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59           => ? [Xx: $i] :
% 2.78/1.59                ( ( Xphi @ Xx )
% 2.78/1.59                & ! [Xy: $i] :
% 2.78/1.59                    ( ( Xphi @ Xy )
% 2.78/1.59                   => ( Xx = Xy ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(prop2set_type,type,
% 2.78/1.59      prop2set: $o > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(prop2setE_type,type,
% 2.78/1.59      prop2setE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(prop2setE,definition,
% 2.78/1.59      ( prop2setE
% 2.78/1.59      = ( ! [Xphi: $o,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 2.78/1.59           => Xphi ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(emptysetE_type,type,
% 2.78/1.59      emptysetE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(emptysetE,definition,
% 2.78/1.59      ( emptysetE
% 2.78/1.59      = ( ! [Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ emptyset )
% 2.78/1.59           => ! [Xphi: $o] : Xphi ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(emptysetimpfalse_type,type,
% 2.78/1.59      emptysetimpfalse: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(emptysetimpfalse,definition,
% 2.78/1.59      ( emptysetimpfalse
% 2.78/1.59      = ( ! [Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ emptyset )
% 2.78/1.59           => $false ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(notinemptyset_type,type,
% 2.78/1.59      notinemptyset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(notinemptyset,definition,
% 2.78/1.59      ( notinemptyset
% 2.78/1.59      = ( ! [Xx: $i] :
% 2.78/1.59            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(exuE3e_type,type,
% 2.78/1.59      exuE3e: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exuE3e,definition,
% 2.78/1.59      ( exuE3e
% 2.78/1.59      = ( ! [Xphi: $i > $o] :
% 2.78/1.59            ( ( exu
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setext_type,type,
% 2.78/1.59      setext: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setext,definition,
% 2.78/1.59      ( setext
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ Xx @ B ) )
% 2.78/1.59           => ( ! [Xx: $i] :
% 2.78/1.59                  ( ( in @ Xx @ B )
% 2.78/1.59                 => ( in @ Xx @ A ) )
% 2.78/1.59             => ( A = B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyI_type,type,
% 2.78/1.59      emptyI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyI,definition,
% 2.78/1.59      ( emptyI
% 2.78/1.59      = ( ! [A: $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ~ ( in @ Xx @ A )
% 2.78/1.59           => ( A = emptyset ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(noeltsimpempty_type,type,
% 2.78/1.59      noeltsimpempty: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(noeltsimpempty,definition,
% 2.78/1.59      ( noeltsimpempty
% 2.78/1.59      = ( ! [A: $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ~ ( in @ Xx @ A )
% 2.78/1.59           => ( A = emptyset ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setbeta_type,type,
% 2.78/1.59      setbeta: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setbeta,definition,
% 2.78/1.59      ( setbeta
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( ( in @ Xx
% 2.78/1.59                @ ( dsetconstr @ A
% 2.78/1.59                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.78/1.59            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(nonempty_type,type,
% 2.78/1.59      nonempty: $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(nonempty,definition,
% 2.78/1.59      ( nonempty
% 2.78/1.59      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(nonemptyE1_type,type,
% 2.78/1.59      nonemptyE1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(nonemptyE1,definition,
% 2.78/1.59      ( nonemptyE1
% 2.78/1.59      = ( ! [A: $i] :
% 2.78/1.59            ( ( nonempty @ A )
% 2.78/1.59           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(nonemptyI_type,type,
% 2.78/1.59      nonemptyI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(nonemptyI,definition,
% 2.78/1.59      ( nonemptyI
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( ( Xphi @ Xx )
% 2.78/1.59             => ( nonempty
% 2.78/1.59                @ ( dsetconstr @ A
% 2.78/1.59                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(nonemptyI1_type,type,
% 2.78/1.59      nonemptyI1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(nonemptyI1,definition,
% 2.78/1.59      ( nonemptyI1
% 2.78/1.59      = ( ! [A: $i] :
% 2.78/1.59            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.78/1.59           => ( nonempty @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinIL_type,type,
% 2.78/1.59      setadjoinIL: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinIL,definition,
% 2.78/1.59      ( setadjoinIL
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyinunitempty_type,type,
% 2.78/1.59      emptyinunitempty: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyinunitempty,definition,
% 2.78/1.59      ( emptyinunitempty
% 2.78/1.59      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinIR_type,type,
% 2.78/1.59      setadjoinIR: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinIR,definition,
% 2.78/1.59      ( setadjoinIR
% 2.78/1.59      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ Xy @ A )
% 2.78/1.59           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinE_type,type,
% 2.78/1.59      setadjoinE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinE,definition,
% 2.78/1.59      ( setadjoinE
% 2.78/1.59      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.78/1.59           => ! [Xphi: $o] :
% 2.78/1.59                ( ( ( Xy = Xx )
% 2.78/1.59                 => Xphi )
% 2.78/1.59               => ( ( ( in @ Xy @ A )
% 2.78/1.59                   => Xphi )
% 2.78/1.59                 => Xphi ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinOr_type,type,
% 2.78/1.59      setadjoinOr: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinOr,definition,
% 2.78/1.59      ( setadjoinOr
% 2.78/1.59      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.78/1.59           => ( ( Xy = Xx )
% 2.78/1.59              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setoftrueEq_type,type,
% 2.78/1.59      setoftrueEq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setoftrueEq,definition,
% 2.78/1.59      ( setoftrueEq
% 2.78/1.59      = ( ! [A: $i] :
% 2.78/1.59            ( ( dsetconstr @ A
% 2.78/1.59              @ ^ [Xx: $i] : $true )
% 2.78/1.59            = A ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetI_type,type,
% 2.78/1.59      powersetI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetI,definition,
% 2.78/1.59      ( powersetI
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ B )
% 2.78/1.59               => ( in @ Xx @ A ) )
% 2.78/1.59           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyinPowerset_type,type,
% 2.78/1.59      emptyinPowerset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyinPowerset,definition,
% 2.78/1.59      ( emptyinPowerset
% 2.78/1.59      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyInPowerset_type,type,
% 2.78/1.59      emptyInPowerset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyInPowerset,definition,
% 2.78/1.59      ( emptyInPowerset
% 2.78/1.59      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetE_type,type,
% 2.78/1.59      powersetE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetE,definition,
% 2.78/1.59      ( powersetE
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ B @ ( powerset @ A ) )
% 2.78/1.59           => ( ( in @ Xx @ B )
% 2.78/1.59             => ( in @ Xx @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionI_type,type,
% 2.78/1.59      setunionI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionI,definition,
% 2.78/1.59      ( setunionI
% 2.78/1.59      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.78/1.59            ( ( in @ Xx @ B )
% 2.78/1.59           => ( ( in @ B @ A )
% 2.78/1.59             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionE_type,type,
% 2.78/1.59      setunionE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionE,definition,
% 2.78/1.59      ( setunionE
% 2.78/1.59      = ( ! [A: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( setunion @ A ) )
% 2.78/1.59           => ! [Xphi: $o] :
% 2.78/1.59                ( ! [B: $i] :
% 2.78/1.59                    ( ( in @ Xx @ B )
% 2.78/1.59                   => ( ( in @ B @ A )
% 2.78/1.59                     => Xphi ) )
% 2.78/1.59               => Xphi ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(subPowSU_type,type,
% 2.78/1.59      subPowSU: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subPowSU,definition,
% 2.78/1.59      ( subPowSU
% 2.78/1.59      = ( ! [A: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(exuE2_type,type,
% 2.78/1.59      exuE2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exuE2,definition,
% 2.78/1.59      ( exuE2
% 2.78/1.59      = ( ! [Xphi: $i > $o] :
% 2.78/1.59            ( ( exu
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59           => ? [Xx: $i] :
% 2.78/1.59              ! [Xy: $i] :
% 2.78/1.59                ( ( Xphi @ Xy )
% 2.78/1.59              <=> ( Xy = Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(nonemptyImpWitness_type,type,
% 2.78/1.59      nonemptyImpWitness: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(nonemptyImpWitness,definition,
% 2.78/1.59      ( nonemptyImpWitness
% 2.78/1.59      = ( ! [A: $i] :
% 2.78/1.59            ( ( nonempty @ A )
% 2.78/1.59           => ? [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59                & $true ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(uniqinunit_type,type,
% 2.78/1.59      uniqinunit: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(uniqinunit,definition,
% 2.78/1.59      ( uniqinunit
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.78/1.59           => ( Xx = Xy ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(notinsingleton_type,type,
% 2.78/1.59      notinsingleton: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(notinsingleton,definition,
% 2.78/1.59      ( notinsingleton
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( Xx != Xy )
% 2.78/1.59           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(eqinunit_type,type,
% 2.78/1.59      eqinunit: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(eqinunit,definition,
% 2.78/1.59      ( eqinunit
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( Xx = Xy )
% 2.78/1.59           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(singletonsswitch_type,type,
% 2.78/1.59      singletonsswitch: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(singletonsswitch,definition,
% 2.78/1.59      ( singletonsswitch
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.78/1.59           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(upairsetE_type,type,
% 2.78/1.59      upairsetE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(upairsetE,definition,
% 2.78/1.59      ( upairsetE
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.78/1.59            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.78/1.59           => ( ( Xz = Xx )
% 2.78/1.59              | ( Xz = Xy ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(upairsetIL_type,type,
% 2.78/1.59      upairsetIL: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(upairsetIL,definition,
% 2.78/1.59      ( upairsetIL
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(upairsetIR_type,type,
% 2.78/1.59      upairsetIR: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(upairsetIR,definition,
% 2.78/1.59      ( upairsetIR
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyE1_type,type,
% 2.78/1.59      emptyE1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyE1,definition,
% 2.78/1.59      ( emptyE1
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ? [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59                & ( Xphi @ Xx ) )
% 2.78/1.59           => ( ( ( dsetconstr @ A
% 2.78/1.59                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59                = emptyset )
% 2.78/1.59             => $false ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(vacuousDall_type,type,
% 2.78/1.59      vacuousDall: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(vacuousDall,definition,
% 2.78/1.59      ( vacuousDall
% 2.78/1.59      = ( ! [Xphi: $i > $o,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ emptyset )
% 2.78/1.59           => ( Xphi @ Xx ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(quantDeMorgan1_type,type,
% 2.78/1.59      quantDeMorgan1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(quantDeMorgan1,definition,
% 2.78/1.59      ( quantDeMorgan1
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ~ ! [Xx: $i] :
% 2.78/1.59                  ( ( in @ Xx @ A )
% 2.78/1.59                 => ( Xphi @ Xx ) )
% 2.78/1.59           => ? [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(quantDeMorgan2_type,type,
% 2.78/1.59      quantDeMorgan2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(quantDeMorgan2,definition,
% 2.78/1.59      ( quantDeMorgan2
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ~ ( Xphi @ Xx ) )
% 2.78/1.59           => ~ ? [Xx: $i] :
% 2.78/1.59                  ( ( in @ Xx @ A )
% 2.78/1.59                  & ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(quantDeMorgan3_type,type,
% 2.78/1.59      quantDeMorgan3: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(quantDeMorgan3,definition,
% 2.78/1.59      ( quantDeMorgan3
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ~ ? [Xx: $i] :
% 2.78/1.59                  ( ( in @ Xx @ A )
% 2.78/1.59                  & ( Xphi @ Xx ) )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(quantDeMorgan4_type,type,
% 2.78/1.59      quantDeMorgan4: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(quantDeMorgan4,definition,
% 2.78/1.59      ( quantDeMorgan4
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ? [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59                & ~ ( Xphi @ Xx ) )
% 2.78/1.59           => ~ ! [Xx: $i] :
% 2.78/1.59                  ( ( in @ Xx @ A )
% 2.78/1.59                 => ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(prop2setI_type,type,
% 2.78/1.59      prop2setI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(prop2setI,definition,
% 2.78/1.59      ( prop2setI
% 2.78/1.59      = ( ! [Xphi: $o] :
% 2.78/1.59            ( Xphi
% 2.78/1.59           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(set2prop_type,type,
% 2.78/1.59      set2prop: $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(prop2set2propI_type,type,
% 2.78/1.59      prop2set2propI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(prop2set2propI,definition,
% 2.78/1.59      ( prop2set2propI
% 2.78/1.59      = ( ! [Xphi: $o] :
% 2.78/1.59            ( Xphi
% 2.78/1.59           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(notdexE_type,type,
% 2.78/1.59      notdexE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(notdexE,definition,
% 2.78/1.59      ( notdexE
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ~ ? [Xx: $i] :
% 2.78/1.59                  ( ( in @ Xx @ A )
% 2.78/1.59                  & ( Xphi @ Xx ) )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(notdallE_type,type,
% 2.78/1.59      notdallE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(notdallE,definition,
% 2.78/1.59      ( notdallE
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ~ ! [Xx: $i] :
% 2.78/1.59                  ( ( in @ Xx @ A )
% 2.78/1.59                 => ( Xphi @ Xx ) )
% 2.78/1.59           => ? [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(exuI1_type,type,
% 2.78/1.59      exuI1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exuI1,definition,
% 2.78/1.59      ( exuI1
% 2.78/1.59      = ( ! [Xphi: $i > $o] :
% 2.78/1.59            ( ? [Xx: $i] :
% 2.78/1.59                ( ( Xphi @ Xx )
% 2.78/1.59                & ! [Xy: $i] :
% 2.78/1.59                    ( ( Xphi @ Xy )
% 2.78/1.59                   => ( Xx = Xy ) ) )
% 2.78/1.59           => ( exu
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(exuI3_type,type,
% 2.78/1.59      exuI3: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exuI3,definition,
% 2.78/1.59      ( exuI3
% 2.78/1.59      = ( ! [Xphi: $i > $o] :
% 2.78/1.59            ( ? [Xx: $i] : ( Xphi @ Xx )
% 2.78/1.59           => ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59                  ( ( Xphi @ Xx )
% 2.78/1.59                 => ( ( Xphi @ Xy )
% 2.78/1.59                   => ( Xx = Xy ) ) )
% 2.78/1.59             => ( exu
% 2.78/1.59                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(exuI2_type,type,
% 2.78/1.59      exuI2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exuI2,definition,
% 2.78/1.59      ( exuI2
% 2.78/1.59      = ( ! [Xphi: $i > $o] :
% 2.78/1.59            ( ? [Xx: $i] :
% 2.78/1.59              ! [Xy: $i] :
% 2.78/1.59                ( ( Xphi @ Xy )
% 2.78/1.59              <=> ( Xy = Xx ) )
% 2.78/1.59           => ( exu
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(inCongP_type,type,
% 2.78/1.59      inCongP: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(inCongP,definition,
% 2.78/1.59      ( inCongP
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( A = B )
% 2.78/1.59           => ! [Xx: $i,Xy: $i] :
% 2.78/1.59                ( ( Xx = Xy )
% 2.78/1.59               => ( ( in @ Xx @ A )
% 2.78/1.59                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(in__Cong_type,type,
% 2.78/1.59      in__Cong: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(in__Cong,definition,
% 2.78/1.59      ( in__Cong
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( A = B )
% 2.78/1.59           => ! [Xx: $i,Xy: $i] :
% 2.78/1.59                ( ( Xx = Xy )
% 2.78/1.59               => ( ( in @ Xx @ A )
% 2.78/1.59                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(exuE3u_type,type,
% 2.78/1.59      exuE3u: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exuE3u,definition,
% 2.78/1.59      ( exuE3u
% 2.78/1.59      = ( ! [Xphi: $i > $o] :
% 2.78/1.59            ( ( exu
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59           => ! [Xx: $i,Xy: $i] :
% 2.78/1.59                ( ( Xphi @ Xx )
% 2.78/1.59               => ( ( Xphi @ Xy )
% 2.78/1.59                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(exu__Cong_type,type,
% 2.78/1.59      exu__Cong: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exu__Cong,definition,
% 2.78/1.59      ( exu__Cong
% 2.78/1.59      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.78/1.59            ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59                ( ( Xx = Xy )
% 2.78/1.59               => ( ( Xphi @ Xx )
% 2.78/1.59                <=> ( Xpsi @ Xy ) ) )
% 2.78/1.59           => ( ( exu
% 2.78/1.59                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59            <=> ( exu
% 2.78/1.59                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyset__Cong_type,type,
% 2.78/1.59      emptyset__Cong: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(emptyset__Cong,definition,
% 2.78/1.59      ( emptyset__Cong
% 2.78/1.59      = ( emptyset = emptyset ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoin__Cong_type,type,
% 2.78/1.59      setadjoin__Cong: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoin__Cong,definition,
% 2.78/1.59      ( setadjoin__Cong
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( Xx = Xy )
% 2.78/1.59           => ! [Xz: $i,Xu: $i] :
% 2.78/1.59                ( ( Xz = Xu )
% 2.78/1.59               => ( ( setadjoin @ Xx @ Xz )
% 2.78/1.59                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(powerset__Cong_type,type,
% 2.78/1.59      powerset__Cong: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(powerset__Cong,definition,
% 2.78/1.59      ( powerset__Cong
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( A = B )
% 2.78/1.59           => ( ( powerset @ A )
% 2.78/1.59              = ( powerset @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setunion__Cong_type,type,
% 2.78/1.59      setunion__Cong: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setunion__Cong,definition,
% 2.78/1.59      ( setunion__Cong
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( A = B )
% 2.78/1.59           => ( ( setunion @ A )
% 2.78/1.59              = ( setunion @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(omega__Cong_type,type,
% 2.78/1.59      omega__Cong: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(omega__Cong,definition,
% 2.78/1.59      ( omega__Cong
% 2.78/1.59      = ( omega = omega ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(exuEu_type,type,
% 2.78/1.59      exuEu: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(exuEu,definition,
% 2.78/1.59      ( exuEu
% 2.78/1.59      = ( ! [Xphi: $i > $o] :
% 2.78/1.59            ( ( exu
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59           => ! [Xx: $i,Xy: $i] :
% 2.78/1.59                ( ( Xphi @ Xx )
% 2.78/1.59               => ( ( Xphi @ Xy )
% 2.78/1.59                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(descr__Cong_type,type,
% 2.78/1.59      descr__Cong: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(descr__Cong,definition,
% 2.78/1.59      ( descr__Cong
% 2.78/1.59      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.78/1.59            ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59                ( ( Xx = Xy )
% 2.78/1.59               => ( ( Xphi @ Xx )
% 2.78/1.59                <=> ( Xpsi @ Xy ) ) )
% 2.78/1.59           => ( ( exu
% 2.78/1.59                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59             => ( ( exu
% 2.78/1.59                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 2.78/1.59               => ( ( descr
% 2.78/1.59                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59                  = ( descr
% 2.78/1.59                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(dsetconstr__Cong_type,type,
% 2.78/1.59      dsetconstr__Cong: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(dsetconstr__Cong,definition,
% 2.78/1.59      ( dsetconstr__Cong
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( A = B )
% 2.78/1.59           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.78/1.59                ( ! [Xx: $i] :
% 2.78/1.59                    ( ( in @ Xx @ A )
% 2.78/1.59                   => ! [Xy: $i] :
% 2.78/1.59                        ( ( in @ Xy @ B )
% 2.78/1.59                       => ( ( Xx = Xy )
% 2.78/1.59                         => ( ( Xphi @ Xx )
% 2.78/1.59                          <=> ( Xpsi @ Xy ) ) ) ) )
% 2.78/1.59               => ( ( dsetconstr @ A
% 2.78/1.59                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59                  = ( dsetconstr @ B
% 2.78/1.59                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(subset_type,type,
% 2.78/1.59      subset: $i > $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(disjoint_type,type,
% 2.78/1.59      disjoint: $i > $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setsmeet_type,type,
% 2.78/1.59      setsmeet: $i > $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetI1_type,type,
% 2.78/1.59      subsetI1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetI1,definition,
% 2.78/1.59      ( subsetI1
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ Xx @ B ) )
% 2.78/1.59           => ( subset @ A @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(eqimpsubset2_type,type,
% 2.78/1.59      eqimpsubset2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(eqimpsubset2,definition,
% 2.78/1.59      ( eqimpsubset2
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( A = B )
% 2.78/1.59           => ( subset @ B @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(eqimpsubset1_type,type,
% 2.78/1.59      eqimpsubset1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(eqimpsubset1,definition,
% 2.78/1.59      ( eqimpsubset1
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( A = B )
% 2.78/1.59           => ( subset @ A @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetI2_type,type,
% 2.78/1.59      subsetI2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetI2,definition,
% 2.78/1.59      ( subsetI2
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ Xx @ B ) )
% 2.78/1.59           => ( subset @ A @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(emptysetsubset_type,type,
% 2.78/1.59      emptysetsubset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(emptysetsubset,definition,
% 2.78/1.59      ( emptysetsubset
% 2.78/1.59      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetE_type,type,
% 2.78/1.59      subsetE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetE,definition,
% 2.78/1.59      ( subsetE
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( subset @ A @ B )
% 2.78/1.59           => ( ( in @ Xx @ A )
% 2.78/1.59             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetE2_type,type,
% 2.78/1.59      subsetE2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetE2,definition,
% 2.78/1.59      ( subsetE2
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( subset @ A @ B )
% 2.78/1.59           => ( ~ ( in @ Xx @ B )
% 2.78/1.59             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(notsubsetI_type,type,
% 2.78/1.59      notsubsetI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(notsubsetI,definition,
% 2.78/1.59      ( notsubsetI
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( ~ ( in @ Xx @ B )
% 2.78/1.59             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(notequalI1_type,type,
% 2.78/1.59      notequalI1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(notequalI1,definition,
% 2.78/1.59      ( notequalI1
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ~ ( subset @ A @ B )
% 2.78/1.59           => ( A != B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(notequalI2_type,type,
% 2.78/1.59      notequalI2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(notequalI2,definition,
% 2.78/1.59      ( notequalI2
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( ~ ( in @ Xx @ B )
% 2.78/1.59             => ( A != B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetRefl_type,type,
% 2.78/1.59      subsetRefl: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetRefl,definition,
% 2.78/1.59      ( subsetRefl
% 2.78/1.59      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetTrans_type,type,
% 2.78/1.59      subsetTrans: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetTrans,definition,
% 2.78/1.59      ( subsetTrans
% 2.78/1.59      = ( ! [A: $i,B: $i,C: $i] :
% 2.78/1.59            ( ( subset @ A @ B )
% 2.78/1.59           => ( ( subset @ B @ C )
% 2.78/1.59             => ( subset @ A @ C ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinSub_type,type,
% 2.78/1.59      setadjoinSub: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinSub,definition,
% 2.78/1.59      ( setadjoinSub
% 2.78/1.59      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinSub2_type,type,
% 2.78/1.59      setadjoinSub2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setadjoinSub2,definition,
% 2.78/1.59      ( setadjoinSub2
% 2.78/1.59      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.78/1.59            ( ( subset @ A @ B )
% 2.78/1.59           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(subset2powerset_type,type,
% 2.78/1.59      subset2powerset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subset2powerset,definition,
% 2.78/1.59      ( subset2powerset
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( subset @ A @ B )
% 2.78/1.59           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setextsub_type,type,
% 2.78/1.59      setextsub: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setextsub,definition,
% 2.78/1.59      ( setextsub
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( subset @ A @ B )
% 2.78/1.59           => ( ( subset @ B @ A )
% 2.78/1.59             => ( A = B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetemptysetimpeq_type,type,
% 2.78/1.59      subsetemptysetimpeq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subsetemptysetimpeq,definition,
% 2.78/1.59      ( subsetemptysetimpeq
% 2.78/1.59      = ( ! [A: $i] :
% 2.78/1.59            ( ( subset @ A @ emptyset )
% 2.78/1.59           => ( A = emptyset ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetI1_type,type,
% 2.78/1.59      powersetI1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetI1,definition,
% 2.78/1.59      ( powersetI1
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( subset @ B @ A )
% 2.78/1.59           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetE1_type,type,
% 2.78/1.59      powersetE1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetE1,definition,
% 2.78/1.59      ( powersetE1
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( in @ B @ ( powerset @ A ) )
% 2.78/1.59           => ( subset @ B @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(inPowerset_type,type,
% 2.78/1.59      inPowerset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(inPowerset,definition,
% 2.78/1.59      ( inPowerset
% 2.78/1.59      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetsubset_type,type,
% 2.78/1.59      powersetsubset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(powersetsubset,definition,
% 2.78/1.59      ( powersetsubset
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( subset @ A @ B )
% 2.78/1.59           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(sepInPowerset_type,type,
% 2.78/1.59      sepInPowerset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(sepInPowerset,definition,
% 2.78/1.59      ( sepInPowerset
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( in
% 2.78/1.59            @ ( dsetconstr @ A
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59            @ ( powerset @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(sepSubset_type,type,
% 2.78/1.59      sepSubset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(sepSubset,definition,
% 2.78/1.59      ( sepSubset
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( subset
% 2.78/1.59            @ ( dsetconstr @ A
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59            @ A ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binunion_type,type,
% 2.78/1.59      binunion: $i > $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionIL_type,type,
% 2.78/1.59      binunionIL: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionIL,definition,
% 2.78/1.59      ( binunionIL
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(upairset2IR_type,type,
% 2.78/1.59      upairset2IR: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(upairset2IR,definition,
% 2.78/1.59      ( upairset2IR
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionIR_type,type,
% 2.78/1.59      binunionIR: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionIR,definition,
% 2.78/1.59      ( binunionIR
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ B )
% 2.78/1.59           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionEcases_type,type,
% 2.78/1.59      binunionEcases: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionEcases,definition,
% 2.78/1.59      ( binunionEcases
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 2.78/1.59            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.78/1.59           => ( ( ( in @ Xx @ A )
% 2.78/1.59               => Xphi )
% 2.78/1.59             => ( ( ( in @ Xx @ B )
% 2.78/1.59                 => Xphi )
% 2.78/1.59               => Xphi ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionE_type,type,
% 2.78/1.59      binunionE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionE,definition,
% 2.78/1.59      ( binunionE
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.78/1.59           => ( ( in @ Xx @ A )
% 2.78/1.59              | ( in @ Xx @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionLsub_type,type,
% 2.78/1.59      binunionLsub: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionLsub,definition,
% 2.78/1.59      ( binunionLsub
% 2.78/1.59      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionRsub_type,type,
% 2.78/1.59      binunionRsub: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binunionRsub,definition,
% 2.78/1.59      ( binunionRsub
% 2.78/1.59      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersect_type,type,
% 2.78/1.59      binintersect: $i > $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectI_type,type,
% 2.78/1.59      binintersectI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectI,definition,
% 2.78/1.59      ( binintersectI
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( ( in @ Xx @ B )
% 2.78/1.59             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectSubset5_type,type,
% 2.78/1.59      binintersectSubset5: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectSubset5,definition,
% 2.78/1.59      ( binintersectSubset5
% 2.78/1.59      = ( ! [A: $i,B: $i,C: $i] :
% 2.78/1.59            ( ( subset @ C @ A )
% 2.78/1.59           => ( ( subset @ C @ B )
% 2.78/1.59             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectEL_type,type,
% 2.78/1.59      binintersectEL: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectEL,definition,
% 2.78/1.59      ( binintersectEL
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.78/1.59           => ( in @ Xx @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectLsub_type,type,
% 2.78/1.59      binintersectLsub: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectLsub,definition,
% 2.78/1.59      ( binintersectLsub
% 2.78/1.59      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectSubset2_type,type,
% 2.78/1.59      binintersectSubset2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectSubset2,definition,
% 2.78/1.59      ( binintersectSubset2
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( subset @ A @ B )
% 2.78/1.59           => ( ( binintersect @ A @ B )
% 2.78/1.59              = A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectSubset3_type,type,
% 2.78/1.59      binintersectSubset3: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectSubset3,definition,
% 2.78/1.59      ( binintersectSubset3
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( ( binintersect @ A @ B )
% 2.78/1.59              = B )
% 2.78/1.59           => ( subset @ B @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectER_type,type,
% 2.78/1.59      binintersectER: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectER,definition,
% 2.78/1.59      ( binintersectER
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.78/1.59           => ( in @ Xx @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(disjointsetsI1_type,type,
% 2.78/1.59      disjointsetsI1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(disjointsetsI1,definition,
% 2.78/1.59      ( disjointsetsI1
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ~ ? [Xx: $i] :
% 2.78/1.59                  ( ( in @ Xx @ A )
% 2.78/1.59                  & ( in @ Xx @ B ) )
% 2.78/1.59           => ( ( binintersect @ A @ B )
% 2.78/1.59              = emptyset ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectRsub_type,type,
% 2.78/1.59      binintersectRsub: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectRsub,definition,
% 2.78/1.59      ( binintersectRsub
% 2.78/1.59      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectSubset4_type,type,
% 2.78/1.59      binintersectSubset4: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectSubset4,definition,
% 2.78/1.59      ( binintersectSubset4
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( subset @ B @ A )
% 2.78/1.59           => ( ( binintersect @ A @ B )
% 2.78/1.59              = B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectSubset1_type,type,
% 2.78/1.59      binintersectSubset1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(binintersectSubset1,definition,
% 2.78/1.59      ( binintersectSubset1
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( ( binintersect @ A @ B )
% 2.78/1.59              = A )
% 2.78/1.59           => ( subset @ A @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(bs114d_type,type,
% 2.78/1.59      bs114d: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(bs114d,definition,
% 2.78/1.59      ( bs114d
% 2.78/1.59      = ( ! [A: $i,B: $i,C: $i] :
% 2.78/1.59            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 2.78/1.59            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(regular_type,type,
% 2.78/1.59      regular: $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminus_type,type,
% 2.78/1.59      setminus: $i > $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusI_type,type,
% 2.78/1.59      setminusI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusI,definition,
% 2.78/1.59      ( setminusI
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( ~ ( in @ Xx @ B )
% 2.78/1.59             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusEL_type,type,
% 2.78/1.59      setminusEL: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusEL,definition,
% 2.78/1.59      ( setminusEL
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.78/1.59           => ( in @ Xx @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusER_type,type,
% 2.78/1.59      setminusER: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusER,definition,
% 2.78/1.59      ( setminusER
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.78/1.59           => ~ ( in @ Xx @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusSubset2_type,type,
% 2.78/1.59      setminusSubset2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusSubset2,definition,
% 2.78/1.59      ( setminusSubset2
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( subset @ A @ B )
% 2.78/1.59           => ( ( setminus @ A @ B )
% 2.78/1.59              = emptyset ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusERneg_type,type,
% 2.78/1.59      setminusERneg: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusERneg,definition,
% 2.78/1.59      ( setminusERneg
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.78/1.59           => ( ( in @ Xx @ A )
% 2.78/1.59             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusELneg_type,type,
% 2.78/1.59      setminusELneg: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusELneg,definition,
% 2.78/1.59      ( setminusELneg
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.78/1.59           => ( ~ ( in @ Xx @ B )
% 2.78/1.59             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusILneg_type,type,
% 2.78/1.59      setminusILneg: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusILneg,definition,
% 2.78/1.59      ( setminusILneg
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ~ ( in @ Xx @ A )
% 2.78/1.59           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusIRneg_type,type,
% 2.78/1.59      setminusIRneg: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusIRneg,definition,
% 2.78/1.59      ( setminusIRneg
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ B )
% 2.78/1.59           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusLsub_type,type,
% 2.78/1.59      setminusLsub: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusLsub,definition,
% 2.78/1.59      ( setminusLsub
% 2.78/1.59      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusSubset1_type,type,
% 2.78/1.59      setminusSubset1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setminusSubset1,definition,
% 2.78/1.59      ( setminusSubset1
% 2.78/1.59      = ( ! [A: $i,B: $i] :
% 2.78/1.59            ( ( ( setminus @ A @ B )
% 2.78/1.59              = emptyset )
% 2.78/1.59           => ( subset @ A @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiff_type,type,
% 2.78/1.59      symdiff: $i > $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiffE_type,type,
% 2.78/1.59      symdiffE: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiffE,definition,
% 2.78/1.59      ( symdiffE
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 2.78/1.59           => ! [Xphi: $o] :
% 2.78/1.59                ( ( ( in @ Xx @ A )
% 2.78/1.59                 => ( ~ ( in @ Xx @ B )
% 2.78/1.59                   => Xphi ) )
% 2.78/1.59               => ( ( ~ ( in @ Xx @ A )
% 2.78/1.59                   => ( ( in @ Xx @ B )
% 2.78/1.59                     => Xphi ) )
% 2.78/1.59                 => Xphi ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiffI1_type,type,
% 2.78/1.59      symdiffI1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiffI1,definition,
% 2.78/1.59      ( symdiffI1
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( ~ ( in @ Xx @ B )
% 2.78/1.59             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiffI2_type,type,
% 2.78/1.59      symdiffI2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiffI2,definition,
% 2.78/1.59      ( symdiffI2
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ~ ( in @ Xx @ A )
% 2.78/1.59           => ( ( in @ Xx @ B )
% 2.78/1.59             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiffIneg1_type,type,
% 2.78/1.59      symdiffIneg1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiffIneg1,definition,
% 2.78/1.59      ( symdiffIneg1
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( ( in @ Xx @ B )
% 2.78/1.59             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiffIneg2_type,type,
% 2.78/1.59      symdiffIneg2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(symdiffIneg2,definition,
% 2.78/1.59      ( symdiffIneg2
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ~ ( in @ Xx @ A )
% 2.78/1.59           => ( ~ ( in @ Xx @ B )
% 2.78/1.59             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(iskpair_type,type,
% 2.78/1.59      iskpair: $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(secondinupair_type,type,
% 2.78/1.59      secondinupair: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(secondinupair,definition,
% 2.78/1.59      ( secondinupair
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairIL_type,type,
% 2.78/1.59      setukpairIL: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairIL,definition,
% 2.78/1.59      ( setukpairIL
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairIR_type,type,
% 2.78/1.59      setukpairIR: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairIR,definition,
% 2.78/1.59      ( setukpairIR
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(kpairiskpair_type,type,
% 2.78/1.59      kpairiskpair: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(kpairiskpair,definition,
% 2.78/1.59      ( kpairiskpair
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(kpair_type,type,
% 2.78/1.59      kpair: $i > $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(kpairp_type,type,
% 2.78/1.59      kpairp: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(kpairp,definition,
% 2.78/1.59      ( kpairp
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprod_type,type,
% 2.78/1.59      cartprod: $i > $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(singletonsubset_type,type,
% 2.78/1.59      singletonsubset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(singletonsubset,definition,
% 2.78/1.59      ( singletonsubset
% 2.78/1.59      = ( ! [A: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(singletoninpowerset_type,type,
% 2.78/1.59      singletoninpowerset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(singletoninpowerset,definition,
% 2.78/1.59      ( singletoninpowerset
% 2.78/1.59      = ( ! [A: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(singletoninpowunion_type,type,
% 2.78/1.59      singletoninpowunion: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(singletoninpowunion,definition,
% 2.78/1.59      ( singletoninpowunion
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(upairset2E_type,type,
% 2.78/1.59      upairset2E: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(upairset2E,definition,
% 2.78/1.59      ( upairset2E
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.78/1.59            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.78/1.59           => ( ( Xz = Xx )
% 2.78/1.59              | ( Xz = Xy ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(upairsubunion_type,type,
% 2.78/1.59      upairsubunion: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(upairsubunion,definition,
% 2.78/1.59      ( upairsubunion
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(upairinpowunion_type,type,
% 2.78/1.59      upairinpowunion: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(upairinpowunion,definition,
% 2.78/1.59      ( upairinpowunion
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ubforcartprodlem1_type,type,
% 2.78/1.59      ubforcartprodlem1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ubforcartprodlem1,definition,
% 2.78/1.59      ( ubforcartprodlem1
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ubforcartprodlem2_type,type,
% 2.78/1.59      ubforcartprodlem2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ubforcartprodlem2,definition,
% 2.78/1.59      ( ubforcartprodlem2
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ubforcartprodlem3_type,type,
% 2.78/1.59      ubforcartprodlem3: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ubforcartprodlem3,definition,
% 2.78/1.59      ( ubforcartprodlem3
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodpairin_type,type,
% 2.78/1.59      cartprodpairin: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodpairin,definition,
% 2.78/1.59      ( cartprodpairin
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodmempair1_type,type,
% 2.78/1.59      cartprodmempair1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodmempair1,definition,
% 2.78/1.59      ( cartprodmempair1
% 2.78/1.59      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.78/1.59            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.78/1.59           => ? [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59                & ? [Xy: $i] :
% 2.78/1.59                    ( ( in @ Xy @ B )
% 2.78/1.59                    & ( Xu
% 2.78/1.59                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodmempair_type,type,
% 2.78/1.59      cartprodmempair: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodmempair,definition,
% 2.78/1.59      ( cartprodmempair
% 2.78/1.59      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.78/1.59            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.78/1.59           => ( iskpair @ Xu ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionE2_type,type,
% 2.78/1.59      setunionE2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionE2,definition,
% 2.78/1.59      ( setunionE2
% 2.78/1.59      = ( ! [A: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ ( setunion @ A ) )
% 2.78/1.59           => ? [X: $i] :
% 2.78/1.59                ( ( in @ X @ A )
% 2.78/1.59                & ( in @ Xx @ X ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionsingleton1_type,type,
% 2.78/1.59      setunionsingleton1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionsingleton1,definition,
% 2.78/1.59      ( setunionsingleton1
% 2.78/1.59      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionsingleton2_type,type,
% 2.78/1.59      setunionsingleton2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionsingleton2,definition,
% 2.78/1.59      ( setunionsingleton2
% 2.78/1.59      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionsingleton_type,type,
% 2.78/1.59      setunionsingleton: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setunionsingleton,definition,
% 2.78/1.59      ( setunionsingleton
% 2.78/1.59      = ( ! [Xx: $i] :
% 2.78/1.59            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 2.78/1.59            = Xx ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(singleton_type,type,
% 2.78/1.59      singleton: $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(singletonprop_type,type,
% 2.78/1.59      singletonprop: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(singletonprop,definition,
% 2.78/1.59      ( singletonprop
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ! [Xy: $i] :
% 2.78/1.59                    ( ( in @ Xy @ A )
% 2.78/1.59                   => ( ( Xphi @ Xx )
% 2.78/1.59                     => ( ( Xphi @ Xy )
% 2.78/1.59                       => ( Xx = Xy ) ) ) ) )
% 2.78/1.59           => ( ? [Xx: $i] :
% 2.78/1.59                  ( ( in @ Xx @ A )
% 2.78/1.59                  & ( Xphi @ Xx ) )
% 2.78/1.59             => ( singleton
% 2.78/1.59                @ ( dsetconstr @ A
% 2.78/1.59                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ex1_type,type,
% 2.78/1.59      ex1: $i > ( $i > $o ) > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ex1,definition,
% 2.78/1.59      ( ex1
% 2.78/1.59      = ( ^ [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( singleton
% 2.78/1.59            @ ( dsetconstr @ A
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ex1E1_type,type,
% 2.78/1.59      ex1E1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ex1E1,definition,
% 2.78/1.59      ( ex1E1
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ( ex1 @ A
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59           => ? [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59                & ( Xphi @ Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ex1I_type,type,
% 2.78/1.59      ex1I: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ex1I,definition,
% 2.78/1.59      ( ex1I
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ( ( Xphi @ Xx )
% 2.78/1.59             => ( ! [Xy: $i] :
% 2.78/1.59                    ( ( in @ Xy @ A )
% 2.78/1.59                   => ( ( Xphi @ Xy )
% 2.78/1.59                     => ( Xy = Xx ) ) )
% 2.78/1.59               => ( ex1 @ A
% 2.78/1.59                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ex1I2_type,type,
% 2.78/1.59      ex1I2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ex1I2,definition,
% 2.78/1.59      ( ex1I2
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ! [Xy: $i] :
% 2.78/1.59                    ( ( in @ Xy @ A )
% 2.78/1.59                   => ( ( Xphi @ Xx )
% 2.78/1.59                     => ( ( Xphi @ Xy )
% 2.78/1.59                       => ( Xx = Xy ) ) ) ) )
% 2.78/1.59           => ( ? [Xx: $i] :
% 2.78/1.59                  ( ( in @ Xx @ A )
% 2.78/1.59                  & ( Xphi @ Xx ) )
% 2.78/1.59             => ( ex1 @ A
% 2.78/1.59                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(singletonsuniq_type,type,
% 2.78/1.59      singletonsuniq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(singletonsuniq,definition,
% 2.78/1.59      ( singletonsuniq
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( ( setadjoin @ Xx @ emptyset )
% 2.78/1.59              = ( setadjoin @ Xy @ emptyset ) )
% 2.78/1.59           => ( Xx = Xy ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(atmost1p_type,type,
% 2.78/1.59      atmost1p: $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(atleast2p_type,type,
% 2.78/1.59      atleast2p: $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(atmost2p_type,type,
% 2.78/1.59      atmost2p: $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(upairsetp_type,type,
% 2.78/1.59      upairsetp: $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjL1_type,type,
% 2.78/1.59      setukpairinjL1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjL1,definition,
% 2.78/1.59      ( setukpairinjL1
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.78/1.59            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 2.78/1.59           => ( Xx = Xz ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(kfstsingleton_type,type,
% 2.78/1.59      kfstsingleton: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(kfstsingleton,definition,
% 2.78/1.59      ( kfstsingleton
% 2.78/1.59      = ( ! [Xu: $i] :
% 2.78/1.59            ( ( iskpair @ Xu )
% 2.78/1.59           => ( singleton
% 2.78/1.59              @ ( dsetconstr @ ( setunion @ Xu )
% 2.78/1.59                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(theprop_type,type,
% 2.78/1.59      theprop: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(theprop,definition,
% 2.78/1.59      ( theprop
% 2.78/1.59      = ( ! [X: $i] :
% 2.78/1.59            ( ( singleton @ X )
% 2.78/1.59           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(kfst_type,type,
% 2.78/1.59      kfst: $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(kfstpairEq_type,type,
% 2.78/1.59      kfstpairEq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(kfstpairEq,definition,
% 2.78/1.59      ( kfstpairEq
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.78/1.59            = Xx ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodfstin_type,type,
% 2.78/1.59      cartprodfstin: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodfstin,definition,
% 2.78/1.59      ( cartprodfstin
% 2.78/1.59      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.78/1.59            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.78/1.59           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjL2_type,type,
% 2.78/1.59      setukpairinjL2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjL2,definition,
% 2.78/1.59      ( setukpairinjL2
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.78/1.59            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.78/1.59              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.78/1.59           => ( Xx = Xz ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjL_type,type,
% 2.78/1.59      setukpairinjL: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjL,definition,
% 2.78/1.59      ( setukpairinjL
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.78/1.59            ( ( ( kpair @ Xx @ Xy )
% 2.78/1.59              = ( kpair @ Xz @ Xu ) )
% 2.78/1.59           => ( Xx = Xz ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjR11_type,type,
% 2.78/1.59      setukpairinjR11: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjR11,definition,
% 2.78/1.59      ( setukpairinjR11
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( Xx = Xy )
% 2.78/1.59           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.78/1.59              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjR12_type,type,
% 2.78/1.59      setukpairinjR12: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjR12,definition,
% 2.78/1.59      ( setukpairinjR12
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( Xx = Xy )
% 2.78/1.59           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.78/1.59              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjR1_type,type,
% 2.78/1.59      setukpairinjR1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjR1,definition,
% 2.78/1.59      ( setukpairinjR1
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.78/1.59            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.78/1.59              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.78/1.59           => ( ( Xz = Xu )
% 2.78/1.59             => ( Xy = Xu ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(upairequniteq_type,type,
% 2.78/1.59      upairequniteq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(upairequniteq,definition,
% 2.78/1.59      ( upairequniteq
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.78/1.59            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.78/1.59              = ( setadjoin @ Xz @ emptyset ) )
% 2.78/1.59           => ( Xx = Xy ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjR2_type,type,
% 2.78/1.59      setukpairinjR2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjR2,definition,
% 2.78/1.59      ( setukpairinjR2
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.78/1.59            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.78/1.59              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.78/1.59           => ( Xy = Xu ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjR_type,type,
% 2.78/1.59      setukpairinjR: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setukpairinjR,definition,
% 2.78/1.59      ( setukpairinjR
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.78/1.59            ( ( ( kpair @ Xx @ Xy )
% 2.78/1.59              = ( kpair @ Xz @ Xu ) )
% 2.78/1.59           => ( Xy = Xu ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ksndsingleton_type,type,
% 2.78/1.59      ksndsingleton: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ksndsingleton,definition,
% 2.78/1.59      ( ksndsingleton
% 2.78/1.59      = ( ! [Xu: $i] :
% 2.78/1.59            ( ( iskpair @ Xu )
% 2.78/1.59           => ( singleton
% 2.78/1.59              @ ( dsetconstr @ ( setunion @ Xu )
% 2.78/1.59                @ ^ [Xx: $i] :
% 2.78/1.59                    ( Xu
% 2.78/1.59                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ksnd_type,type,
% 2.78/1.59      ksnd: $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(ksndpairEq_type,type,
% 2.78/1.59      ksndpairEq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ksndpairEq,definition,
% 2.78/1.59      ( ksndpairEq
% 2.78/1.59      = ( ! [Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.78/1.59            = Xy ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(kpairsurjEq_type,type,
% 2.78/1.59      kpairsurjEq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(kpairsurjEq,definition,
% 2.78/1.59      ( kpairsurjEq
% 2.78/1.59      = ( ! [Xu: $i] :
% 2.78/1.59            ( ( iskpair @ Xu )
% 2.78/1.59           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.78/1.59              = Xu ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodsndin_type,type,
% 2.78/1.59      cartprodsndin: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodsndin,definition,
% 2.78/1.59      ( cartprodsndin
% 2.78/1.59      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.78/1.59            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.78/1.59           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodpairmemEL_type,type,
% 2.78/1.59      cartprodpairmemEL: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodpairmemEL,definition,
% 2.78/1.59      ( cartprodpairmemEL
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.78/1.59           => ( in @ Xx @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodpairmemER_type,type,
% 2.78/1.59      cartprodpairmemER: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodpairmemER,definition,
% 2.78/1.59      ( cartprodpairmemER
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.78/1.59           => ( in @ Xy @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodmempaircEq_type,type,
% 2.78/1.59      cartprodmempaircEq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodmempaircEq,definition,
% 2.78/1.59      ( cartprodmempaircEq
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( ( kpair @ Xx @ Xy )
% 2.78/1.59                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodfstpairEq_type,type,
% 2.78/1.59      cartprodfstpairEq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodfstpairEq,definition,
% 2.78/1.59      ( cartprodfstpairEq
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.78/1.59                  = Xx ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodsndpairEq_type,type,
% 2.78/1.59      cartprodsndpairEq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodsndpairEq,definition,
% 2.78/1.59      ( cartprodsndpairEq
% 2.78/1.59      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.78/1.59                  = Xy ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodpairsurjEq_type,type,
% 2.78/1.59      cartprodpairsurjEq: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(cartprodpairsurjEq,definition,
% 2.78/1.59      ( cartprodpairsurjEq
% 2.78/1.59      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.78/1.59            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.78/1.59           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.78/1.59              = Xu ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(breln_type,type,
% 2.78/1.59      breln: $i > $i > $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(breln,definition,
% 2.78/1.59      ( breln
% 2.78/1.59      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstr_type,type,
% 2.78/1.59      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrI_type,type,
% 2.78/1.59      dpsetconstrI: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrI,definition,
% 2.78/1.59      ( dpsetconstrI
% 2.78/1.59      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( ( Xphi @ Xx @ Xy )
% 2.78/1.59                 => ( in @ ( kpair @ Xx @ Xy )
% 2.78/1.59                    @ ( dpsetconstr @ A @ B
% 2.78/1.59                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrSub_type,type,
% 2.78/1.59      dpsetconstrSub: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrSub,definition,
% 2.78/1.59      ( dpsetconstrSub
% 2.78/1.59      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.78/1.59            ( subset
% 2.78/1.59            @ ( dpsetconstr @ A @ B
% 2.78/1.59              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 2.78/1.59            @ ( cartprod @ A @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(setOfPairsIsBReln_type,type,
% 2.78/1.59      setOfPairsIsBReln: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(setOfPairsIsBReln,definition,
% 2.78/1.59      ( setOfPairsIsBReln
% 2.78/1.59      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.78/1.59            ( breln @ A @ B
% 2.78/1.59            @ ( dpsetconstr @ A @ B
% 2.78/1.59              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrERa_type,type,
% 2.78/1.59      dpsetconstrERa: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrERa,definition,
% 2.78/1.59      ( dpsetconstrERa
% 2.78/1.59      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.78/1.59            ( ( in @ Xx @ A )
% 2.78/1.59           => ! [Xy: $i] :
% 2.78/1.59                ( ( in @ Xy @ B )
% 2.78/1.59               => ( ( in @ ( kpair @ Xx @ Xy )
% 2.78/1.59                    @ ( dpsetconstr @ A @ B
% 2.78/1.59                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.78/1.59                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrEL1_type,type,
% 2.78/1.59      dpsetconstrEL1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrEL1,definition,
% 2.78/1.59      ( dpsetconstrEL1
% 2.78/1.59      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ ( kpair @ Xx @ Xy )
% 2.78/1.59              @ ( dpsetconstr @ A @ B
% 2.78/1.59                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.78/1.59           => ( in @ Xx @ A ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrEL2_type,type,
% 2.78/1.59      dpsetconstrEL2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrEL2,definition,
% 2.78/1.59      ( dpsetconstrEL2
% 2.78/1.59      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ ( kpair @ Xx @ Xy )
% 2.78/1.59              @ ( dpsetconstr @ A @ B
% 2.78/1.59                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.78/1.59           => ( in @ Xy @ B ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrER_type,type,
% 2.78/1.59      dpsetconstrER: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(dpsetconstrER,definition,
% 2.78/1.59      ( dpsetconstrER
% 2.78/1.59      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.78/1.59            ( ( in @ ( kpair @ Xx @ Xy )
% 2.78/1.59              @ ( dpsetconstr @ A @ B
% 2.78/1.59                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.78/1.59           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(func_type,type,
% 2.78/1.59      func: $i > $i > $i > $o ).
% 2.78/1.59  
% 2.78/1.59  thf(funcSet_type,type,
% 2.78/1.59      funcSet: $i > $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(funcImageSingleton_type,type,
% 2.78/1.59      funcImageSingleton: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(funcImageSingleton,definition,
% 2.78/1.59      ( funcImageSingleton
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( func @ A @ B @ Xf )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( singleton
% 2.78/1.59                  @ ( dsetconstr @ B
% 2.78/1.59                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(apProp_type,type,
% 2.78/1.59      apProp: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(apProp,definition,
% 2.78/1.59      ( apProp
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( func @ A @ B @ Xf )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in
% 2.78/1.59                  @ ( setunion
% 2.78/1.59                    @ ( dsetconstr @ B
% 2.78/1.59                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 2.78/1.59                  @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ap_type,type,
% 2.78/1.59      ap: $i > $i > $i > $i > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(app_type,type,
% 2.78/1.59      app: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(app,definition,
% 2.78/1.59      ( app
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( func @ A @ B @ Xf )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(infuncsetfunc_type,type,
% 2.78/1.59      infuncsetfunc: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(infuncsetfunc,definition,
% 2.78/1.59      ( infuncsetfunc
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.78/1.59           => ( func @ A @ B @ Xf ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ap2p_type,type,
% 2.78/1.59      ap2p: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ap2p,definition,
% 2.78/1.59      ( ap2p
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(funcinfuncset_type,type,
% 2.78/1.59      funcinfuncset: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(funcinfuncset,definition,
% 2.78/1.59      ( funcinfuncset
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( func @ A @ B @ Xf )
% 2.78/1.59           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(lamProp_type,type,
% 2.78/1.59      lamProp: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(lamProp,definition,
% 2.78/1.59      ( lamProp
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.78/1.59           => ( func @ A @ B
% 2.78/1.59              @ ( dpsetconstr @ A @ B
% 2.78/1.59                @ ^ [Xx: $i,Xy: $i] :
% 2.78/1.59                    ( ( Xf @ Xx )
% 2.78/1.59                    = Xy ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(lam_type,type,
% 2.78/1.59      lam: $i > $i > ( $i > $i ) > $i ).
% 2.78/1.59  
% 2.78/1.59  thf(lamp_type,type,
% 2.78/1.59      lamp: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(lamp,definition,
% 2.78/1.59      ( lamp
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.78/1.59           => ( func @ A @ B
% 2.78/1.59              @ ( lam @ A @ B
% 2.78/1.59                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(lam2p_type,type,
% 2.78/1.59      lam2p: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(lam2p,definition,
% 2.78/1.59      ( lam2p
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.78/1.59           => ( in
% 2.78/1.59              @ ( lam @ A @ B
% 2.78/1.59                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.78/1.59              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(brelnall1_type,type,
% 2.78/1.59      brelnall1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(brelnall1,definition,
% 2.78/1.59      ( brelnall1
% 2.78/1.59      = ( ! [A: $i,B: $i,R: $i] :
% 2.78/1.59            ( ( breln @ A @ B @ R )
% 2.78/1.59           => ! [Xphi: $i > $o] :
% 2.78/1.59                ( ! [Xx: $i] :
% 2.78/1.59                    ( ( in @ Xx @ A )
% 2.78/1.59                   => ! [Xy: $i] :
% 2.78/1.59                        ( ( in @ Xy @ B )
% 2.78/1.59                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.78/1.59                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.78/1.59               => ! [Xx: $i] :
% 2.78/1.59                    ( ( in @ Xx @ R )
% 2.78/1.59                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(brelnall2_type,type,
% 2.78/1.59      brelnall2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(brelnall2,definition,
% 2.78/1.59      ( brelnall2
% 2.78/1.59      = ( ! [A: $i,B: $i,R: $i] :
% 2.78/1.59            ( ( breln @ A @ B @ R )
% 2.78/1.59           => ! [Xphi: $i > $o] :
% 2.78/1.59                ( ! [Xx: $i] :
% 2.78/1.59                    ( ( in @ Xx @ A )
% 2.78/1.59                   => ! [Xy: $i] :
% 2.78/1.59                        ( ( in @ Xy @ B )
% 2.78/1.59                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.78/1.59                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.78/1.59               => ! [Xx: $i] :
% 2.78/1.59                    ( ( in @ Xx @ R )
% 2.78/1.59                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ex1E2_type,type,
% 2.78/1.59      ex1E2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ex1E2,definition,
% 2.78/1.59      ( ex1E2
% 2.78/1.59      = ( ! [A: $i,Xphi: $i > $o] :
% 2.78/1.59            ( ( ex1 @ A
% 2.78/1.59              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ! [Xy: $i] :
% 2.78/1.59                    ( ( in @ Xy @ A )
% 2.78/1.59                   => ( ( Xphi @ Xx )
% 2.78/1.59                     => ( ( Xphi @ Xy )
% 2.78/1.59                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(funcGraphProp1_type,type,
% 2.78/1.59      funcGraphProp1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(funcGraphProp1,definition,
% 2.78/1.59      ( funcGraphProp1
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( func @ A @ B @ Xf )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(funcGraphProp3_type,type,
% 2.78/1.59      funcGraphProp3: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(funcGraphProp3,definition,
% 2.78/1.59      ( funcGraphProp3
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(funcGraphProp2_type,type,
% 2.78/1.59      funcGraphProp2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(funcGraphProp2,definition,
% 2.78/1.59      ( funcGraphProp2
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( func @ A @ B @ Xf )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ! [Xy: $i] :
% 2.78/1.59                    ( ( in @ Xy @ B )
% 2.78/1.59                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.78/1.59                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.78/1.59                        = Xy ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(funcextLem_type,type,
% 2.78/1.59      funcextLem: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(funcextLem,definition,
% 2.78/1.59      ( funcextLem
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( func @ A @ B @ Xf )
% 2.78/1.59           => ! [Xg: $i] :
% 2.78/1.59                ( ( func @ A @ B @ Xg )
% 2.78/1.59               => ( ! [Xx: $i] :
% 2.78/1.59                      ( ( in @ Xx @ A )
% 2.78/1.59                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.78/1.59                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.78/1.59                 => ! [Xx: $i] :
% 2.78/1.59                      ( ( in @ Xx @ A )
% 2.78/1.59                     => ! [Xy: $i] :
% 2.78/1.59                          ( ( in @ Xy @ B )
% 2.78/1.59                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 2.78/1.59                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(funcGraphProp4_type,type,
% 2.78/1.59      funcGraphProp4: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(funcGraphProp4,definition,
% 2.78/1.59      ( funcGraphProp4
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ! [Xy: $i] :
% 2.78/1.59                    ( ( in @ Xy @ B )
% 2.78/1.59                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.78/1.59                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.78/1.59                        = Xy ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(subbreln_type,type,
% 2.78/1.59      subbreln: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(subbreln,definition,
% 2.78/1.59      ( subbreln
% 2.78/1.59      = ( ! [A: $i,B: $i,R: $i] :
% 2.78/1.59            ( ( breln @ A @ B @ R )
% 2.78/1.59           => ! [S: $i] :
% 2.78/1.59                ( ( breln @ A @ B @ S )
% 2.78/1.59               => ( ! [Xx: $i] :
% 2.78/1.59                      ( ( in @ Xx @ A )
% 2.78/1.59                     => ! [Xy: $i] :
% 2.78/1.59                          ( ( in @ Xy @ B )
% 2.78/1.59                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.78/1.59                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.78/1.59                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(eqbreln_type,type,
% 2.78/1.59      eqbreln: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(eqbreln,definition,
% 2.78/1.59      ( eqbreln
% 2.78/1.59      = ( ! [A: $i,B: $i,R: $i] :
% 2.78/1.59            ( ( breln @ A @ B @ R )
% 2.78/1.59           => ! [S: $i] :
% 2.78/1.59                ( ( breln @ A @ B @ S )
% 2.78/1.59               => ( ! [Xx: $i] :
% 2.78/1.59                      ( ( in @ Xx @ A )
% 2.78/1.59                     => ! [Xy: $i] :
% 2.78/1.59                          ( ( in @ Xy @ B )
% 2.78/1.59                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.78/1.59                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.78/1.59                 => ( ! [Xx: $i] :
% 2.78/1.59                        ( ( in @ Xx @ A )
% 2.78/1.59                       => ! [Xy: $i] :
% 2.78/1.59                            ( ( in @ Xy @ B )
% 2.78/1.59                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 2.78/1.59                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 2.78/1.59                   => ( R = S ) ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(funcext_type,type,
% 2.78/1.59      funcext: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(funcext,definition,
% 2.78/1.59      ( funcext
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( func @ A @ B @ Xf )
% 2.78/1.59           => ! [Xg: $i] :
% 2.78/1.59                ( ( func @ A @ B @ Xg )
% 2.78/1.59               => ( ! [Xx: $i] :
% 2.78/1.59                      ( ( in @ Xx @ A )
% 2.78/1.59                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.78/1.59                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.78/1.59                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(funcext2_type,type,
% 2.78/1.59      funcext2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(funcext2,definition,
% 2.78/1.59      ( funcext2
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.78/1.59           => ! [Xg: $i] :
% 2.78/1.59                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 2.78/1.59               => ( ! [Xx: $i] :
% 2.78/1.59                      ( ( in @ Xx @ A )
% 2.78/1.59                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.78/1.59                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.78/1.59                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ap2apEq1_type,type,
% 2.78/1.59      ap2apEq1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ap2apEq1,definition,
% 2.78/1.59      ( ap2apEq1
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( ( ap @ A @ B @ Xf @ Xx )
% 2.78/1.59                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(ap2apEq2_type,type,
% 2.78/1.59      ap2apEq2: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(ap2apEq2,definition,
% 2.78/1.59      ( ap2apEq2
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( func @ A @ B @ Xf )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( ( ap @ A @ B @ Xf @ Xx )
% 2.78/1.59                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(beta1_type,type,
% 2.78/1.59      beta1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(beta1,definition,
% 2.78/1.59      ( beta1
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.78/1.59            ( ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.78/1.59           => ! [Xx: $i] :
% 2.78/1.59                ( ( in @ Xx @ A )
% 2.78/1.59               => ( ( ap @ A @ B
% 2.78/1.59                    @ ( lam @ A @ B
% 2.78/1.59                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 2.78/1.59                    @ Xx )
% 2.78/1.59                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 2.78/1.59  
% 2.78/1.59  thf(eta1_type,type,
% 2.78/1.59      eta1: $o ).
% 2.78/1.59  
% 2.78/1.59  thf(eta1,definition,
% 2.78/1.59      ( eta1
% 2.78/1.59      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.59            ( ( func @ A @ B @ Xf )
% 2.78/1.60           => ( ( lam @ A @ B
% 2.78/1.60                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 2.78/1.60              = Xf ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(lam2lamEq_type,type,
% 2.78/1.60      lam2lamEq: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(lam2lamEq,definition,
% 2.78/1.60      ( lam2lamEq
% 2.78/1.60      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.78/1.60            ( ! [Xx: $i] :
% 2.78/1.60                ( ( in @ Xx @ A )
% 2.78/1.60               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.78/1.60           => ( ( lam @ A @ B
% 2.78/1.60                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.78/1.60              = ( lam @ A @ B
% 2.78/1.60                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(beta2_type,type,
% 2.78/1.60      beta2: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(beta2,definition,
% 2.78/1.60      ( beta2
% 2.78/1.60      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.78/1.60            ( ! [Xx: $i] :
% 2.78/1.60                ( ( in @ Xx @ A )
% 2.78/1.60               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.78/1.60           => ! [Xx: $i] :
% 2.78/1.60                ( ( in @ Xx @ A )
% 2.78/1.60               => ( ( ap @ A @ B
% 2.78/1.60                    @ ( lam @ A @ B
% 2.78/1.60                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 2.78/1.60                    @ Xx )
% 2.78/1.60                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(eta2_type,type,
% 2.78/1.60      eta2: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(eta2,definition,
% 2.78/1.60      ( eta2
% 2.78/1.60      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.78/1.60            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.78/1.60           => ( ( lam @ A @ B
% 2.78/1.60                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 2.78/1.60              = Xf ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(iffalseProp1_type,type,
% 2.78/1.60      iffalseProp1: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(iffalseProp1,definition,
% 2.78/1.60      ( iffalseProp1
% 2.78/1.60      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.78/1.60            ( ( in @ Xx @ A )
% 2.78/1.60           => ! [Xy: $i] :
% 2.78/1.60                ( ( in @ Xy @ A )
% 2.78/1.60               => ( ~ Xphi
% 2.78/1.60                 => ( in @ Xy
% 2.78/1.60                    @ ( dsetconstr @ A
% 2.78/1.60                      @ ^ [Xz: $i] :
% 2.78/1.60                          ( ( Xphi
% 2.78/1.60                            & ( Xz = Xx ) )
% 2.78/1.60                          | ( ~ Xphi
% 2.78/1.60                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(iffalseProp2_type,type,
% 2.78/1.60      iffalseProp2: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(iffalseProp2,definition,
% 2.78/1.60      ( iffalseProp2
% 2.78/1.60      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.78/1.60            ( ( in @ Xx @ A )
% 2.78/1.60           => ! [Xy: $i] :
% 2.78/1.60                ( ( in @ Xy @ A )
% 2.78/1.60               => ( ~ Xphi
% 2.78/1.60                 => ( ( dsetconstr @ A
% 2.78/1.60                      @ ^ [Xz: $i] :
% 2.78/1.60                          ( ( Xphi
% 2.78/1.60                            & ( Xz = Xx ) )
% 2.78/1.60                          | ( ~ Xphi
% 2.78/1.60                            & ( Xz = Xy ) ) ) )
% 2.78/1.60                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(iftrueProp1_type,type,
% 2.78/1.60      iftrueProp1: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(iftrueProp1,definition,
% 2.78/1.60      ( iftrueProp1
% 2.78/1.60      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.78/1.60            ( ( in @ Xx @ A )
% 2.78/1.60           => ! [Xy: $i] :
% 2.78/1.60                ( ( in @ Xy @ A )
% 2.78/1.60               => ( Xphi
% 2.78/1.60                 => ( in @ Xx
% 2.78/1.60                    @ ( dsetconstr @ A
% 2.78/1.60                      @ ^ [Xz: $i] :
% 2.78/1.60                          ( ( Xphi
% 2.78/1.60                            & ( Xz = Xx ) )
% 2.78/1.60                          | ( ~ Xphi
% 2.78/1.60                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(iftrueProp2_type,type,
% 2.78/1.60      iftrueProp2: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(iftrueProp2,definition,
% 2.78/1.60      ( iftrueProp2
% 2.78/1.60      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.78/1.60            ( ( in @ Xx @ A )
% 2.78/1.60           => ! [Xy: $i] :
% 2.78/1.60                ( ( in @ Xy @ A )
% 2.78/1.60               => ( Xphi
% 2.78/1.60                 => ( ( dsetconstr @ A
% 2.78/1.60                      @ ^ [Xz: $i] :
% 2.78/1.60                          ( ( Xphi
% 2.78/1.60                            & ( Xz = Xx ) )
% 2.78/1.60                          | ( ~ Xphi
% 2.78/1.60                            & ( Xz = Xy ) ) ) )
% 2.78/1.60                    = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(ifSingleton_type,type,
% 2.78/1.60      ifSingleton: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(ifSingleton,definition,
% 2.78/1.60      ( ifSingleton
% 2.78/1.60      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.78/1.60            ( ( in @ Xx @ A )
% 2.78/1.60           => ! [Xy: $i] :
% 2.78/1.60                ( ( in @ Xy @ A )
% 2.78/1.60               => ( singleton
% 2.78/1.60                  @ ( dsetconstr @ A
% 2.78/1.60                    @ ^ [Xz: $i] :
% 2.78/1.60                        ( ( Xphi
% 2.78/1.60                          & ( Xz = Xx ) )
% 2.78/1.60                        | ( ~ Xphi
% 2.78/1.60                          & ( Xz = Xy ) ) ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(if_type,type,
% 2.78/1.60      if: $i > $o > $i > $i > $i ).
% 2.78/1.60  
% 2.78/1.60  thf(ifp_type,type,
% 2.78/1.60      ifp: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(ifp,definition,
% 2.78/1.60      ( ifp
% 2.78/1.60      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.78/1.60            ( ( in @ Xx @ A )
% 2.78/1.60           => ! [Xy: $i] :
% 2.78/1.60                ( ( in @ Xy @ A )
% 2.78/1.60               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ A ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(theeq_type,type,
% 2.78/1.60      theeq: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(theeq,definition,
% 2.78/1.60      ( theeq
% 2.78/1.60      = ( ! [X: $i] :
% 2.78/1.60            ( ( singleton @ X )
% 2.78/1.60           => ! [Xx: $i] :
% 2.78/1.60                ( ( in @ Xx @ X )
% 2.78/1.60               => ( ( setunion @ X )
% 2.78/1.60                  = Xx ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(iftrue_type,type,
% 2.78/1.60      iftrue: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(iftrue,definition,
% 2.78/1.60      ( iftrue
% 2.78/1.60      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.78/1.60            ( ( in @ Xx @ A )
% 2.78/1.60           => ! [Xy: $i] :
% 2.78/1.60                ( ( in @ Xy @ A )
% 2.78/1.60               => ( Xphi
% 2.78/1.60                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 2.78/1.60                    = Xx ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(iffalse_type,type,
% 2.78/1.60      iffalse: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(iffalse,definition,
% 2.78/1.60      ( iffalse
% 2.78/1.60      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.78/1.60            ( ( in @ Xx @ A )
% 2.78/1.60           => ! [Xy: $i] :
% 2.78/1.60                ( ( in @ Xy @ A )
% 2.78/1.60               => ( ~ Xphi
% 2.78/1.60                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 2.78/1.60                    = Xy ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(iftrueorfalse_type,type,
% 2.78/1.60      iftrueorfalse: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(iftrueorfalse,definition,
% 2.78/1.60      ( iftrueorfalse
% 2.78/1.60      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.78/1.60            ( ( in @ Xx @ A )
% 2.78/1.60           => ! [Xy: $i] :
% 2.78/1.60                ( ( in @ Xy @ A )
% 2.78/1.60               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(binintersectT_lem_type,type,
% 2.78/1.60      binintersectT_lem: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(binintersectT_lem,definition,
% 2.78/1.60      ( binintersectT_lem
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(binunionT_lem_type,type,
% 2.78/1.60      binunionT_lem: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(binunionT_lem,definition,
% 2.78/1.60      ( binunionT_lem
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ( in @ ( binunion @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(powersetT_lem_type,type,
% 2.78/1.60      powersetT_lem: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(powersetT_lem,definition,
% 2.78/1.60      ( powersetT_lem
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ( in @ ( powerset @ X ) @ ( powerset @ ( powerset @ A ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(setminusT_lem_type,type,
% 2.78/1.60      setminusT_lem: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(setminusT_lem,definition,
% 2.78/1.60      ( setminusT_lem
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ( in @ ( setminus @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(complementT_lem_type,type,
% 2.78/1.60      complementT_lem: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(complementT_lem,definition,
% 2.78/1.60      ( complementT_lem
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ( in @ ( setminus @ A @ X ) @ ( powerset @ A ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(setextT_type,type,
% 2.78/1.60      setextT: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(setextT,definition,
% 2.78/1.60      ( setextT
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ( ! [Xx: $i] :
% 2.78/1.60                      ( ( in @ Xx @ A )
% 2.78/1.60                     => ( ( in @ Xx @ X )
% 2.78/1.60                       => ( in @ Xx @ Y ) ) )
% 2.78/1.60                 => ( ! [Xx: $i] :
% 2.78/1.60                        ( ( in @ Xx @ A )
% 2.78/1.60                       => ( ( in @ Xx @ Y )
% 2.78/1.60                         => ( in @ Xx @ X ) ) )
% 2.78/1.60                   => ( X = Y ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(subsetTI_type,type,
% 2.78/1.60      subsetTI: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(subsetTI,definition,
% 2.78/1.60      ( subsetTI
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ( ! [Xx: $i] :
% 2.78/1.60                      ( ( in @ Xx @ A )
% 2.78/1.60                     => ( ( in @ Xx @ X )
% 2.78/1.60                       => ( in @ Xx @ Y ) ) )
% 2.78/1.60                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(powersetTI1_type,type,
% 2.78/1.60      powersetTI1: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(powersetTI1,definition,
% 2.78/1.60      ( powersetTI1
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ( ! [Xx: $i] :
% 2.78/1.60                      ( ( in @ Xx @ A )
% 2.78/1.60                     => ( ( in @ Xx @ X )
% 2.78/1.60                       => ( in @ Xx @ Y ) ) )
% 2.78/1.60                 => ( in @ X @ ( powerset @ Y ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(powersetTE1_type,type,
% 2.78/1.60      powersetTE1: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(powersetTE1,definition,
% 2.78/1.60      ( powersetTE1
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ! [Xx: $i] :
% 2.78/1.60                    ( ( in @ Xx @ A )
% 2.78/1.60                   => ( ( in @ X @ ( powerset @ Y ) )
% 2.78/1.60                     => ( ( in @ Xx @ X )
% 2.78/1.60                       => ( in @ Xx @ Y ) ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(complementTI1_type,type,
% 2.78/1.60      complementTI1: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(complementTI1,definition,
% 2.78/1.60      ( complementTI1
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Xx: $i] :
% 2.78/1.60                ( ( in @ Xx @ A )
% 2.78/1.60               => ( ( in @ Xx @ X )
% 2.78/1.60                 => ~ ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(complementTE1_type,type,
% 2.78/1.60      complementTE1: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(complementTE1,definition,
% 2.78/1.60      ( complementTE1
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Xx: $i] :
% 2.78/1.60                ( ( in @ Xx @ A )
% 2.78/1.60               => ( ~ ( in @ Xx @ ( setminus @ A @ X ) )
% 2.78/1.60                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(binintersectTELcontra_type,type,
% 2.78/1.60      binintersectTELcontra: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(binintersectTELcontra,definition,
% 2.78/1.60      ( binintersectTELcontra
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ! [Xx: $i] :
% 2.78/1.60                    ( ( in @ Xx @ A )
% 2.78/1.60                   => ( ~ ( in @ Xx @ X )
% 2.78/1.60                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(binintersectTERcontra_type,type,
% 2.78/1.60      binintersectTERcontra: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(binintersectTERcontra,definition,
% 2.78/1.60      ( binintersectTERcontra
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ! [Xx: $i] :
% 2.78/1.60                    ( ( in @ Xx @ A )
% 2.78/1.60                   => ( ~ ( in @ Xx @ Y )
% 2.78/1.60                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(contrasubsetT_type,type,
% 2.78/1.60      contrasubsetT: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(contrasubsetT,definition,
% 2.78/1.60      ( contrasubsetT
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ! [Xx: $i] :
% 2.78/1.60                    ( ( in @ Xx @ A )
% 2.78/1.60                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.78/1.60                     => ( ( in @ Xx @ Y )
% 2.78/1.60                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(contrasubsetT1_type,type,
% 2.78/1.60      contrasubsetT1: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(contrasubsetT1,definition,
% 2.78/1.60      ( contrasubsetT1
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ! [Xx: $i] :
% 2.78/1.60                    ( ( in @ Xx @ A )
% 2.78/1.60                   => ( ( subset @ X @ Y )
% 2.78/1.60                     => ( ~ ( in @ Xx @ Y )
% 2.78/1.60                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(contrasubsetT2_type,type,
% 2.78/1.60      contrasubsetT2: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(contrasubsetT2,definition,
% 2.78/1.60      ( contrasubsetT2
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ( ( subset @ X @ Y )
% 2.78/1.60                 => ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(contrasubsetT3_type,type,
% 2.78/1.60      contrasubsetT3: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(contrasubsetT3,definition,
% 2.78/1.60      ( contrasubsetT3
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Y: $i] :
% 2.78/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.78/1.60               => ( ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) )
% 2.78/1.60                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(doubleComplementI1_type,type,
% 2.78/1.60      doubleComplementI1: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(doubleComplementI1,definition,
% 2.78/1.60      ( doubleComplementI1
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Xx: $i] :
% 2.78/1.60                ( ( in @ Xx @ A )
% 2.78/1.60               => ( ( in @ Xx @ X )
% 2.78/1.60                 => ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(doubleComplementE1_type,type,
% 2.78/1.60      doubleComplementE1: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(doubleComplementE1,definition,
% 2.78/1.60      ( doubleComplementE1
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ! [Xx: $i] :
% 2.78/1.60                ( ( in @ Xx @ A )
% 2.78/1.60               => ( ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) )
% 2.78/1.60                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(doubleComplementSub1_type,type,
% 2.78/1.60      doubleComplementSub1: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(doubleComplementSub1,definition,
% 2.78/1.60      ( doubleComplementSub1
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ( subset @ X @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(doubleComplementSub2_type,type,
% 2.78/1.60      doubleComplementSub2: $o ).
% 2.78/1.60  
% 2.78/1.60  thf(doubleComplementSub2,definition,
% 2.78/1.60      ( doubleComplementSub2
% 2.78/1.60      = ( ! [A: $i,X: $i] :
% 2.78/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.78/1.60           => ( subset @ ( setminus @ A @ ( setminus @ A @ X ) ) @ X ) ) ) ) ).
% 2.78/1.60  
% 2.78/1.60  thf(doubleComplementEq_type,type,
% 2.93/1.60      doubleComplementEq: $o ).
% 2.93/1.60  
% 2.93/1.60  thf(doubleComplementEq,definition,
% 2.93/1.60      ( doubleComplementEq
% 2.93/1.60      = ( ! [A: $i,X: $i] :
% 2.93/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.93/1.60           => ( X
% 2.93/1.60              = ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 2.93/1.60  
% 2.93/1.60  thf(complementTnotintersectT_type,type,
% 2.93/1.60      complementTnotintersectT: $o ).
% 2.93/1.60  
% 2.93/1.60  thf(complementTnotintersectT,definition,
% 2.93/1.60      ( complementTnotintersectT
% 2.93/1.60      = ( ! [A: $i,X: $i] :
% 2.93/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.93/1.60           => ! [Y: $i] :
% 2.93/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.93/1.60               => ! [Xx: $i] :
% 2.93/1.60                    ( ( in @ Xx @ A )
% 2.93/1.60                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 2.93/1.60                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.93/1.60  
% 2.93/1.60  thf(complementImpComplementIntersect_type,type,
% 2.93/1.60      complementImpComplementIntersect: $o ).
% 2.93/1.60  
% 2.93/1.60  thf(complementImpComplementIntersect,definition,
% 2.93/1.60      ( complementImpComplementIntersect
% 2.93/1.60      = ( ! [A: $i,X: $i] :
% 2.93/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.93/1.60           => ! [Y: $i] :
% 2.93/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.93/1.60               => ! [Xx: $i] :
% 2.93/1.60                    ( ( in @ Xx @ A )
% 2.93/1.60                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 2.93/1.60                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 2.93/1.60  
% 2.93/1.60  thf(complementSubsetComplementIntersect_type,type,
% 2.93/1.60      complementSubsetComplementIntersect: $o ).
% 2.93/1.60  
% 2.93/1.60  thf(complementSubsetComplementIntersect,definition,
% 2.93/1.60      ( complementSubsetComplementIntersect
% 2.93/1.60      = ( ! [A: $i,X: $i] :
% 2.93/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.93/1.60           => ! [Y: $i] :
% 2.93/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.93/1.60               => ( subset @ ( setminus @ A @ X ) @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ).
% 2.93/1.60  
% 2.93/1.60  thf(complementInPowersetComplementIntersect_type,type,
% 2.93/1.60      complementInPowersetComplementIntersect: $o ).
% 2.93/1.60  
% 2.93/1.60  thf(complementInPowersetComplementIntersect,definition,
% 2.93/1.60      ( complementInPowersetComplementIntersect
% 2.93/1.60      = ( ! [A: $i,X: $i] :
% 2.93/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.93/1.60           => ! [Y: $i] :
% 2.93/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.93/1.60               => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.93/1.60  
% 2.93/1.60  thf(contraSubsetComplement_type,type,
% 2.93/1.60      contraSubsetComplement: $o ).
% 2.93/1.60  
% 2.93/1.60  thf(contraSubsetComplement,definition,
% 2.93/1.60      ( contraSubsetComplement
% 2.93/1.60      = ( ! [A: $i,X: $i] :
% 2.93/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.93/1.60           => ! [Y: $i] :
% 2.93/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.93/1.60               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.93/1.60                 => ! [Xx: $i] :
% 2.93/1.60                      ( ( in @ Xx @ A )
% 2.93/1.60                     => ( ( in @ Xx @ Y )
% 2.93/1.60                       => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ).
% 2.93/1.60  
% 2.93/1.60  thf(complementTcontraSubset_type,type,
% 2.93/1.60      complementTcontraSubset: $o ).
% 2.93/1.60  
% 2.93/1.60  thf(complementTcontraSubset,definition,
% 2.93/1.60      ( complementTcontraSubset
% 2.93/1.60      = ( ! [A: $i,X: $i] :
% 2.93/1.60            ( ( in @ X @ ( powerset @ A ) )
% 2.93/1.60           => ! [Y: $i] :
% 2.93/1.60                ( ( in @ Y @ ( powerset @ A ) )
% 2.93/1.60               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.93/1.60                 => ( subset @ Y @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.93/1.60  
% 2.93/1.60  thf(binunionTILcontra,conjecture,
% 2.93/1.60      ( setextAx
% 2.93/1.60     => ( emptysetAx
% 2.93/1.60       => ( setadjoinAx
% 2.93/1.60         => ( powersetAx
% 2.93/1.60           => ( setunionAx
% 2.93/1.60             => ( omega0Ax
% 2.93/1.60               => ( omegaSAx
% 2.93/1.60                 => ( omegaIndAx
% 2.93/1.60                   => ( replAx
% 2.93/1.60                     => ( foundationAx
% 2.93/1.60                       => ( wellorderingAx
% 2.93/1.60                         => ( descrp
% 2.93/1.60                           => ( dsetconstrI
% 2.93/1.60                             => ( dsetconstrEL
% 2.93/1.60                               => ( dsetconstrER
% 2.93/1.60                                 => ( exuE1
% 2.93/1.60                                   => ( prop2setE
% 2.93/1.60                                     => ( emptysetE
% 2.93/1.60                                       => ( emptysetimpfalse
% 2.93/1.60                                         => ( notinemptyset
% 2.93/1.60                                           => ( exuE3e
% 2.93/1.60                                             => ( setext
% 2.93/1.60                                               => ( emptyI
% 2.93/1.60                                                 => ( noeltsimpempty
% 2.93/1.60                                                   => ( setbeta
% 2.93/1.60                                                     => ( nonemptyE1
% 2.93/1.60                                                       => ( nonemptyI
% 2.93/1.60                                                         => ( nonemptyI1
% 2.93/1.60                                                           => ( setadjoinIL
% 2.93/1.60                                                             => ( emptyinunitempty
% 2.93/1.60                                                               => ( setadjoinIR
% 2.93/1.60                                                                 => ( setadjoinE
% 2.93/1.60                                                                   => ( setadjoinOr
% 2.93/1.60                                                                     => ( setoftrueEq
% 2.93/1.60                                                                       => ( powersetI
% 2.93/1.60                                                                         => ( emptyinPowerset
% 2.93/1.60                                                                           => ( emptyInPowerset
% 2.93/1.60                                                                             => ( powersetE
% 2.93/1.60                                                                               => ( setunionI
% 2.93/1.60                                                                                 => ( setunionE
% 2.93/1.60                                                                                   => ( subPowSU
% 2.93/1.60                                                                                     => ( exuE2
% 2.93/1.60                                                                                       => ( nonemptyImpWitness
% 2.93/1.60                                                                                         => ( uniqinunit
% 2.93/1.60                                                                                           => ( notinsingleton
% 2.93/1.60                                                                                             => ( eqinunit
% 2.93/1.60                                                                                               => ( singletonsswitch
% 2.93/1.60                                                                                                 => ( upairsetE
% 2.93/1.60                                                                                                   => ( upairsetIL
% 2.93/1.60                                                                                                     => ( upairsetIR
% 2.93/1.60                                                                                                       => ( emptyE1
% 2.93/1.60                                                                                                         => ( vacuousDall
% 2.93/1.60                                                                                                           => ( quantDeMorgan1
% 2.93/1.60                                                                                                             => ( quantDeMorgan2
% 2.93/1.60                                                                                                               => ( quantDeMorgan3
% 2.93/1.60                                                                                                                 => ( quantDeMorgan4
% 2.93/1.60                                                                                                                   => ( prop2setI
% 2.93/1.60                                                                                                                     => ( prop2set2propI
% 2.93/1.60                                                                                                                       => ( notdexE
% 2.93/1.60                                                                                                                         => ( notdallE
% 2.93/1.60                                                                                                                           => ( exuI1
% 2.93/1.60                                                                                                                             => ( exuI3
% 2.93/1.60                                                                                                                               => ( exuI2
% 2.93/1.60                                                                                                                                 => ( inCongP
% 2.93/1.60                                                                                                                                   => ( in__Cong
% 2.93/1.60                                                                                                                                     => ( exuE3u
% 2.93/1.60                                                                                                                                       => ( exu__Cong
% 2.93/1.60                                                                                                                                         => ( emptyset__Cong
% 2.93/1.60                                                                                                                                           => ( setadjoin__Cong
% 2.93/1.60                                                                                                                                             => ( powerset__Cong
% 2.93/1.60                                                                                                                                               => ( setunion__Cong
% 2.93/1.60                                                                                                                                                 => ( omega__Cong
% 2.93/1.60                                                                                                                                                   => ( exuEu
% 2.93/1.60                                                                                                                                                     => ( descr__Cong
% 2.93/1.60                                                                                                                                                       => ( dsetconstr__Cong
% 2.93/1.60                                                                                                                                                         => ( subsetI1
% 2.93/1.60                                                                                                                                                           => ( eqimpsubset2
% 2.93/1.60                                                                                                                                                             => ( eqimpsubset1
% 2.93/1.60                                                                                                                                                               => ( subsetI2
% 2.93/1.60                                                                                                                                                                 => ( emptysetsubset
% 2.93/1.60                                                                                                                                                                   => ( subsetE
% 2.93/1.60                                                                                                                                                                     => ( subsetE2
% 2.93/1.60                                                                                                                                                                       => ( notsubsetI
% 2.93/1.60                                                                                                                                                                         => ( notequalI1
% 2.93/1.60                                                                                                                                                                           => ( notequalI2
% 2.93/1.60                                                                                                                                                                             => ( subsetRefl
% 2.93/1.60                                                                                                                                                                               => ( subsetTrans
% 2.93/1.60                                                                                                                                                                                 => ( setadjoinSub
% 2.93/1.60                                                                                                                                                                                   => ( setadjoinSub2
% 2.93/1.60                                                                                                                                                                                     => ( subset2powerset
% 2.93/1.60                                                                                                                                                                                       => ( setextsub
% 2.93/1.60                                                                                                                                                                                         => ( subsetemptysetimpeq
% 2.93/1.60                                                                                                                                                                                           => ( powersetI1
% 2.93/1.60                                                                                                                                                                                             => ( powersetE1
% 2.93/1.60                                                                                                                                                                                               => ( inPowerset
% 2.93/1.60                                                                                                                                                                                                 => ( powersetsubset
% 2.93/1.60                                                                                                                                                                                                   => ( sepInPowerset
% 2.93/1.60                                                                                                                                                                                                     => ( sepSubset
% 2.93/1.60                                                                                                                                                                                                       => ( binunionIL
% 2.93/1.60                                                                                                                                                                                                         => ( upairset2IR
% 2.93/1.60                                                                                                                                                                                                           => ( binunionIR
% 2.93/1.60                                                                                                                                                                                                             => ( binunionEcases
% 2.93/1.60                                                                                                                                                                                                               => ( binunionE
% 2.93/1.60                                                                                                                                                                                                                 => ( binunionLsub
% 2.93/1.60                                                                                                                                                                                                                   => ( binunionRsub
% 2.93/1.60                                                                                                                                                                                                                     => ( binintersectI
% 2.93/1.60                                                                                                                                                                                                                       => ( binintersectSubset5
% 2.93/1.60                                                                                                                                                                                                                         => ( binintersectEL
% 2.93/1.60                                                                                                                                                                                                                           => ( binintersectLsub
% 2.93/1.60                                                                                                                                                                                                                             => ( binintersectSubset2
% 2.93/1.60                                                                                                                                                                                                                               => ( binintersectSubset3
% 2.93/1.60                                                                                                                                                                                                                                 => ( binintersectER
% 2.93/1.60                                                                                                                                                                                                                                   => ( disjointsetsI1
% 2.93/1.60                                                                                                                                                                                                                                     => ( binintersectRsub
% 2.93/1.60                                                                                                                                                                                                                                       => ( binintersectSubset4
% 2.93/1.60                                                                                                                                                                                                                                         => ( binintersectSubset1
% 2.93/1.60                                                                                                                                                                                                                                           => ( bs114d
% 2.93/1.60                                                                                                                                                                                                                                             => ( setminusI
% 2.93/1.60                                                                                                                                                                                                                                               => ( setminusEL
% 2.93/1.60                                                                                                                                                                                                                                                 => ( setminusER
% 2.93/1.60                                                                                                                                                                                                                                                   => ( setminusSubset2
% 2.93/1.60                                                                                                                                                                                                                                                     => ( setminusERneg
% 2.93/1.60                                                                                                                                                                                                                                                       => ( setminusELneg
% 2.93/1.60                                                                                                                                                                                                                                                         => ( setminusILneg
% 2.93/1.60                                                                                                                                                                                                                                                           => ( setminusIRneg
% 2.93/1.60                                                                                                                                                                                                                                                             => ( setminusLsub
% 2.93/1.60                                                                                                                                                                                                                                                               => ( setminusSubset1
% 2.93/1.60                                                                                                                                                                                                                                                                 => ( symdiffE
% 2.93/1.60                                                                                                                                                                                                                                                                   => ( symdiffI1
% 2.93/1.60                                                                                                                                                                                                                                                                     => ( symdiffI2
% 2.93/1.60                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 2.93/1.60                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 2.93/1.60                                                                                                                                                                                                                                                                           => ( secondinupair
% 2.93/1.60                                                                                                                                                                                                                                                                             => ( setukpairIL
% 2.93/1.60                                                                                                                                                                                                                                                                               => ( setukpairIR
% 2.93/1.60                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 2.93/1.60                                                                                                                                                                                                                                                                                   => ( kpairp
% 2.93/1.60                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 2.93/1.60                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 2.93/1.60                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 2.93/1.60                                                                                                                                                                                                                                                                                           => ( upairset2E
% 2.93/1.60                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 2.93/1.60                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 2.93/1.60                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 2.93/1.60                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 2.93/1.60                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 2.93/1.60                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 2.93/1.60                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 2.93/1.60                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 2.93/1.60                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 2.93/1.60                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 2.93/1.60                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 2.93/1.60                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 2.93/1.60                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [A: $i,X: $i] :
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X @ ( powerset @ A ) )
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [Y: $i] :
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y @ ( powerset @ A ) )
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [Xx: $i] :
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ Xx @ A )
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 2.93/1.60                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 2.93/1.60  ------------------------
% 2.93/1.62  % (11994)lrs+1002_1:8_bd=off:fd=off:hud=10:tnu=1:i=183:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/183Mi)
% 2.93/1.63  % (11995)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_11747 for (2999ds/4Mi)
% 2.93/1.63  % (11996)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_11747 for (2999ds/27Mi)
% 2.93/1.63  % (11997)lrs+10_1:1_au=on:inj=on:i=2:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/2Mi)
% 2.93/1.63  % (11999)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_11747 for (2999ds/275Mi)
% 2.93/1.63  % (11998)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_11747 for (2999ds/2Mi)
% 2.93/1.63  % (12000)lrs+1004_1:128_cond=on:e2e=on:sp=weighted_frequency:i=18:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/18Mi)
% 2.93/1.63  % (11997)Instruction limit reached!
% 2.93/1.63  % (11997)------------------------------
% 2.93/1.63  % (11997)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.63  % (11997)Termination reason: Unknown
% 2.93/1.63  % (11997)Termination phase: shuffling
% 2.93/1.63  
% 2.93/1.63  % (11997)Memory used [KB]: 1407
% 2.93/1.63  % (11997)Time elapsed: 0.003 s
% 2.93/1.63  % (11997)Instructions burned: 2 (million)
% 2.93/1.63  % (11997)------------------------------
% 2.93/1.63  % (11997)------------------------------
% 2.93/1.63  % (11998)Instruction limit reached!
% 2.93/1.63  % (11998)------------------------------
% 2.93/1.63  % (11998)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.63  % (11998)Termination reason: Unknown
% 2.93/1.63  % (11998)Termination phase: shuffling
% 2.93/1.63  
% 2.93/1.63  % (11998)Memory used [KB]: 1407
% 2.93/1.63  % (11998)Time elapsed: 0.003 s
% 2.93/1.63  % (11998)Instructions burned: 2 (million)
% 2.93/1.63  % (11998)------------------------------
% 2.93/1.63  % (11998)------------------------------
% 2.93/1.63  % (11995)Instruction limit reached!
% 2.93/1.63  % (11995)------------------------------
% 2.93/1.63  % (11995)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.63  % (11995)Termination reason: Unknown
% 2.93/1.63  % (11995)Termination phase: shuffling
% 2.93/1.63  
% 2.93/1.63  % (11995)Memory used [KB]: 1535
% 2.93/1.63  % (11995)Time elapsed: 0.004 s
% 2.93/1.63  % (11995)Instructions burned: 4 (million)
% 2.93/1.63  % (11995)------------------------------
% 2.93/1.63  % (11995)------------------------------
% 2.93/1.64  % (12000)Instruction limit reached!
% 2.93/1.64  % (12000)------------------------------
% 2.93/1.64  % (12000)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.64  % (12000)Termination reason: Unknown
% 2.93/1.64  % (12000)Termination phase: shuffling
% 2.93/1.64  
% 2.93/1.64  % (12000)Memory used [KB]: 1791
% 2.93/1.64  % (12000)Time elapsed: 0.012 s
% 2.93/1.64  % (12000)Instructions burned: 18 (million)
% 2.93/1.64  % (12000)------------------------------
% 2.93/1.64  % (12000)------------------------------
% 2.93/1.64  % (11996)Instruction limit reached!
% 2.93/1.64  % (11996)------------------------------
% 2.93/1.64  % (11996)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.64  % (11996)Termination reason: Unknown
% 2.93/1.64  % (11996)Termination phase: shuffling
% 2.93/1.64  
% 2.93/1.64  % (11996)Memory used [KB]: 2046
% 2.93/1.64  % (11996)Time elapsed: 0.016 s
% 2.93/1.64  % (11996)Instructions burned: 28 (million)
% 2.93/1.64  % (11996)------------------------------
% 2.93/1.64  % (11996)------------------------------
% 2.93/1.65  % (12017)lrs+10_1:1_bet=on:cnfonf=off:fd=off:hud=5:inj=on:i=3:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/3Mi)
% 2.93/1.65  % (12018)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_11747 for (2999ds/37Mi)
% 2.93/1.65  % (12019)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_11747 for (2999ds/15Mi)
% 2.93/1.65  % (12017)Instruction limit reached!
% 2.93/1.65  % (12017)------------------------------
% 2.93/1.65  % (12017)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.65  % (12017)Termination reason: Unknown
% 2.93/1.65  % (12017)Termination phase: shuffling
% 2.93/1.65  
% 2.93/1.65  % (12017)Memory used [KB]: 1535
% 2.93/1.65  % (12017)Time elapsed: 0.004 s
% 2.93/1.65  % (12017)Instructions burned: 3 (million)
% 2.93/1.65  % (12017)------------------------------
% 2.93/1.65  % (12017)------------------------------
% 2.93/1.65  % (12026)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_11747 for (2999ds/3Mi)
% 2.93/1.65  % (12026)Instruction limit reached!
% 2.93/1.65  % (12026)------------------------------
% 2.93/1.65  % (12026)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.65  % (12026)Termination reason: Unknown
% 2.93/1.65  % (12026)Termination phase: shuffling
% 2.93/1.65  
% 2.93/1.65  % (12026)Memory used [KB]: 1535
% 2.93/1.65  % (12026)Time elapsed: 0.003 s
% 2.93/1.65  % (12026)Instructions burned: 5 (million)
% 2.93/1.65  % (12026)------------------------------
% 2.93/1.65  % (12026)------------------------------
% 2.93/1.66  % (12019)Instruction limit reached!
% 2.93/1.66  % (12019)------------------------------
% 2.93/1.66  % (12019)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.66  % (12019)Termination reason: Unknown
% 2.93/1.66  % (12019)Termination phase: shuffling
% 2.93/1.66  
% 2.93/1.66  % (12019)Memory used [KB]: 1791
% 2.93/1.66  % (12019)Time elapsed: 0.011 s
% 2.93/1.66  % (12019)Instructions burned: 15 (million)
% 2.93/1.66  % (12019)------------------------------
% 2.93/1.66  % (12019)------------------------------
% 2.93/1.66  % (12029)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_11747 for (2999ds/1041Mi)
% 2.93/1.66  % (12018)Instruction limit reached!
% 2.93/1.66  % (12018)------------------------------
% 2.93/1.66  % (12018)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.66  % (12018)Termination reason: Unknown
% 2.93/1.66  % (12018)Termination phase: shuffling
% 2.93/1.66  
% 2.93/1.66  % (12018)Memory used [KB]: 2302
% 2.93/1.66  % (12018)Time elapsed: 0.020 s
% 2.93/1.66  % (12018)Instructions burned: 38 (million)
% 2.93/1.66  % (12018)------------------------------
% 2.93/1.66  % (12018)------------------------------
% 2.93/1.67  % (12031)lrs+10_1:1_acc=on:amm=sco:cs=on:tgt=full:i=16:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/16Mi)
% 2.93/1.67  % (12030)lrs+10_1:1_av=off:chr=on:plsq=on:slsq=on:i=7:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/7Mi)
% 2.93/1.67  % (11994)Instruction limit reached!
% 2.93/1.67  % (11994)------------------------------
% 2.93/1.67  % (11994)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.67  % (11994)Termination reason: Unknown
% 2.93/1.67  % (11994)Termination phase: Saturation
% 2.93/1.67  
% 2.93/1.67  % (11994)Memory used [KB]: 7675
% 2.93/1.67  % (11994)Time elapsed: 0.050 s
% 2.93/1.67  % (11994)Instructions burned: 184 (million)
% 2.93/1.67  % (11994)------------------------------
% 2.93/1.67  % (11994)------------------------------
% 2.93/1.67  % (12031)Instruction limit reached!
% 2.93/1.67  % (12031)------------------------------
% 2.93/1.67  % (12031)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.67  % (12031)Termination reason: Unknown
% 2.93/1.67  % (12031)Termination phase: shuffling
% 2.93/1.67  
% 2.93/1.67  % (12031)Memory used [KB]: 1791
% 2.93/1.67  % (12031)Time elapsed: 0.006 s
% 2.93/1.67  % (12031)Instructions burned: 16 (million)
% 2.93/1.67  % (12031)------------------------------
% 2.93/1.67  % (12031)------------------------------
% 2.93/1.67  % (12030)Instruction limit reached!
% 2.93/1.67  % (12030)------------------------------
% 2.93/1.67  % (12030)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.67  % (12030)Termination reason: Unknown
% 2.93/1.67  % (12030)Termination phase: shuffling
% 2.93/1.67  
% 2.93/1.67  % (12030)Memory used [KB]: 1535
% 2.93/1.67  % (12030)Time elapsed: 0.006 s
% 2.93/1.67  % (12030)Instructions burned: 7 (million)
% 2.93/1.67  % (12030)------------------------------
% 2.93/1.67  % (12030)------------------------------
% 2.93/1.67  % (12032)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_11747 for (2999ds/3Mi)
% 2.93/1.68  % (12032)Instruction limit reached!
% 2.93/1.68  % (12032)------------------------------
% 2.93/1.68  % (12032)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.68  % (12032)Termination reason: Unknown
% 2.93/1.68  % (12032)Termination phase: shuffling
% 2.93/1.68  
% 2.93/1.68  % (12032)Memory used [KB]: 1535
% 2.93/1.68  % (12032)Time elapsed: 0.004 s
% 2.93/1.68  % (12032)Instructions burned: 4 (million)
% 2.93/1.68  % (12032)------------------------------
% 2.93/1.68  % (12032)------------------------------
% 2.93/1.68  % (12045)lrs+10_1:1_cnfonf=off:cs=on:hud=3:prag=on:sup=off:i=7:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/7Mi)
% 2.93/1.68  % (12043)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_11747 for (2999ds/3Mi)
% 2.93/1.68  % (12045)Instruction limit reached!
% 2.93/1.68  % (12045)------------------------------
% 2.93/1.68  % (12045)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.68  % (12045)Termination reason: Unknown
% 2.93/1.68  % (12045)Termination phase: shuffling
% 2.93/1.68  
% 2.93/1.68  % (12045)Memory used [KB]: 1535
% 2.93/1.68  % (12045)Time elapsed: 0.003 s
% 2.93/1.68  % (12045)Instructions burned: 7 (million)
% 2.93/1.68  % (12045)------------------------------
% 2.93/1.68  % (12045)------------------------------
% 2.93/1.68  % (12043)Instruction limit reached!
% 2.93/1.68  % (12043)------------------------------
% 2.93/1.68  % (12043)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.68  % (12043)Termination reason: Unknown
% 2.93/1.68  % (12043)Termination phase: shuffling
% 2.93/1.68  
% 2.93/1.68  % (12043)Memory used [KB]: 1535
% 2.93/1.68  % (12043)Time elapsed: 0.003 s
% 2.93/1.68  % (12043)Instructions burned: 4 (million)
% 2.93/1.68  % (12043)------------------------------
% 2.93/1.68  % (12043)------------------------------
% 2.93/1.68  % (12048)dis+1002_1:1_add=large:cnfonf=lazy_pi_sigma_gen:fe=off:prag=on:i=3:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/3Mi)
% 2.93/1.68  % (12048)Instruction limit reached!
% 2.93/1.68  % (12048)------------------------------
% 2.93/1.68  % (12048)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.68  % (12048)Termination reason: Unknown
% 2.93/1.68  % (12048)Termination phase: shuffling
% 2.93/1.68  
% 2.93/1.68  % (12048)Memory used [KB]: 1535
% 2.93/1.68  % (12048)Time elapsed: 0.002 s
% 2.93/1.68  % (12048)Instructions burned: 4 (million)
% 2.93/1.68  % (12048)------------------------------
% 2.93/1.68  % (12048)------------------------------
% 2.93/1.69  % (12049)dis+1004_1:1_cha=on:cs=on:fe=off:hud=1:i=4:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/4Mi)
% 2.93/1.69  % (12053)lrs+10_1:1_e2e=on:sd=1:sgt=8:ss=axioms:i=710:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/710Mi)
% 2.93/1.69  % (12054)lrs+1004_1:1_chr=on:prag=on:i=6:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/6Mi)
% 2.93/1.69  % (12049)Instruction limit reached!
% 2.93/1.69  % (12049)------------------------------
% 2.93/1.69  % (12049)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.69  % (12049)Termination reason: Unknown
% 2.93/1.69  % (12049)Termination phase: shuffling
% 2.93/1.69  
% 2.93/1.69  % (12049)Memory used [KB]: 1535
% 2.93/1.69  % (12049)Time elapsed: 0.005 s
% 2.93/1.69  % (12049)Instructions burned: 5 (million)
% 2.93/1.69  % (12049)------------------------------
% 2.93/1.69  % (12049)------------------------------
% 2.93/1.69  % (12055)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_11747 for (2999ds/902Mi)
% 2.93/1.69  % (12054)Instruction limit reached!
% 2.93/1.69  % (12054)------------------------------
% 2.93/1.69  % (12054)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.69  % (12054)Termination reason: Unknown
% 2.93/1.69  % (12054)Termination phase: shuffling
% 2.93/1.69  
% 2.93/1.69  % (12054)Memory used [KB]: 1535
% 2.93/1.69  % (12054)Time elapsed: 0.003 s
% 2.93/1.69  % (12054)Instructions burned: 6 (million)
% 2.93/1.69  % (12054)------------------------------
% 2.93/1.69  % (12054)------------------------------
% 2.93/1.69  % (12052)lrs+1002_1:1_anc=all_dependent:au=on:cbe=off:fde=unused:ntd=on:i=18:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/18Mi)
% 2.93/1.70  % (12052)Instruction limit reached!
% 2.93/1.70  % (12052)------------------------------
% 2.93/1.70  % (12052)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.70  % (12052)Termination reason: Unknown
% 2.93/1.70  % (12052)Termination phase: shuffling
% 2.93/1.70  
% 2.93/1.70  % (12052)Memory used [KB]: 1791
% 2.93/1.70  % (12052)Time elapsed: 0.009 s
% 2.93/1.70  % (12052)Instructions burned: 20 (million)
% 2.93/1.70  % (12052)------------------------------
% 2.93/1.70  % (12052)------------------------------
% 2.93/1.70  % (12061)dis+10_1:1_cnfonf=lazy_gen:fe=off:i=5:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/5Mi)
% 2.93/1.70  % (12061)Instruction limit reached!
% 2.93/1.70  % (12061)------------------------------
% 2.93/1.70  % (12061)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.70  % (12061)Termination reason: Unknown
% 2.93/1.70  % (12061)Termination phase: shuffling
% 2.93/1.70  
% 2.93/1.70  % (12061)Memory used [KB]: 1535
% 2.93/1.70  % (12061)Time elapsed: 0.003 s
% 2.93/1.70  % (12061)Instructions burned: 6 (million)
% 2.93/1.70  % (12061)------------------------------
% 2.93/1.70  % (12061)------------------------------
% 2.93/1.71  % (12060)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_11747 for (2999ds/21Mi)
% 2.93/1.71  % (12067)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_11747 for (2999ds/6Mi)
% 2.93/1.71  % (12070)lrs+1002_1:128_au=on:c=on:fsr=off:piset=equals:i=377:si=on:rtra=on_0 on DTF2THF_11747 for (2999ds/377Mi)
% 2.93/1.71  % (12067)Instruction limit reached!
% 2.93/1.71  % (12067)------------------------------
% 2.93/1.71  % (12067)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.71  % (12067)Termination reason: Unknown
% 2.93/1.71  % (12067)Termination phase: shuffling
% 2.93/1.71  
% 2.93/1.71  % (12067)Memory used [KB]: 1535
% 2.93/1.71  % (12067)Time elapsed: 0.004 s
% 2.93/1.71  % (12067)Instructions burned: 8 (million)
% 2.93/1.71  % (12067)------------------------------
% 2.93/1.71  % (12067)------------------------------
% 2.93/1.72  % (12060)Instruction limit reached!
% 2.93/1.72  % (12060)------------------------------
% 2.93/1.72  % (12060)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.72  % (12060)Termination reason: Unknown
% 2.93/1.72  % (12060)Termination phase: shuffling
% 2.93/1.72  
% 2.93/1.72  % (12060)Memory used [KB]: 1918
% 2.93/1.72  % (12060)Time elapsed: 0.013 s
% 2.93/1.72  % (12060)Instructions burned: 22 (million)
% 2.93/1.72  % (12060)------------------------------
% 2.93/1.72  % (12060)------------------------------
% 2.93/1.72  % (12075)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_11747 for (2999ds/779Mi)
% 2.93/1.74  % (12077)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_11747 for (2998ds/19Mi)
% 2.93/1.75  % (12077)Instruction limit reached!
% 2.93/1.75  % (12077)------------------------------
% 2.93/1.75  % (12077)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.75  % (12077)Termination reason: Unknown
% 2.93/1.75  % (12077)Termination phase: shuffling
% 2.93/1.75  
% 2.93/1.75  % (12077)Memory used [KB]: 1791
% 2.93/1.75  % (12077)Time elapsed: 0.010 s
% 2.93/1.75  % (12077)Instructions burned: 20 (million)
% 2.93/1.75  % (12077)------------------------------
% 2.93/1.75  % (12077)------------------------------
% 2.93/1.75  % (11999)Instruction limit reached!
% 2.93/1.75  % (11999)------------------------------
% 2.93/1.75  % (11999)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.75  % (11999)Termination reason: Unknown
% 2.93/1.75  % (11999)Termination phase: Saturation
% 2.93/1.75  
% 2.93/1.75  % (11999)Memory used [KB]: 9594
% 2.93/1.75  % (11999)Time elapsed: 0.127 s
% 2.93/1.75  % (11999)Instructions burned: 275 (million)
% 2.93/1.75  % (11999)------------------------------
% 2.93/1.75  % (11999)------------------------------
% 2.93/1.76  % (12087)lrs+1010_1:1_au=on:s2a=on:sd=1:sgt=50:ss=axioms:i=879:si=on:rtra=on_0 on DTF2THF_11747 for (2998ds/879Mi)
% 2.93/1.76  % (12091)dis+1002_1:128_acc=on:er=filter:i=17:si=on:rtra=on_0 on DTF2THF_11747 for (2998ds/17Mi)
% 2.93/1.77  % (12091)Instruction limit reached!
% 2.93/1.77  % (12091)------------------------------
% 2.93/1.77  % (12091)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.77  % (12091)Termination reason: Unknown
% 2.93/1.77  % (12091)Termination phase: shuffling
% 2.93/1.77  
% 2.93/1.77  % (12091)Memory used [KB]: 1791
% 2.93/1.77  % (12091)Time elapsed: 0.006 s
% 2.93/1.77  % (12091)Instructions burned: 17 (million)
% 2.93/1.77  % (12091)------------------------------
% 2.93/1.77  % (12091)------------------------------
% 2.93/1.78  % (12097)ott+21_1:1_apa=on:au=on:cnfonf=off:sos=on:i=3:si=on:rtra=on_0 on DTF2THF_11747 for (2998ds/3Mi)
% 2.93/1.78  % (12097)Instruction limit reached!
% 2.93/1.78  % (12097)------------------------------
% 2.93/1.78  % (12097)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.78  % (12097)Termination reason: Unknown
% 2.93/1.78  % (12097)Termination phase: shuffling
% 2.93/1.78  
% 2.93/1.78  % (12097)Memory used [KB]: 1535
% 2.93/1.78  % (12097)Time elapsed: 0.002 s
% 2.93/1.78  % (12097)Instructions burned: 4 (million)
% 2.93/1.78  % (12097)------------------------------
% 2.93/1.78  % (12097)------------------------------
% 2.93/1.79  % (12103)lrs+1010_1:8_cnfonf=off:hud=1:inj=on:tnu=5:i=30:si=on:rtra=on_0 on DTF2THF_11747 for (2998ds/30Mi)
% 2.93/1.80  % (12103)Instruction limit reached!
% 2.93/1.80  % (12103)------------------------------
% 2.93/1.80  % (12103)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.80  % (12103)Termination reason: Unknown
% 2.93/1.80  % (12103)Termination phase: shuffling
% 2.93/1.80  
% 2.93/1.80  % (12103)Memory used [KB]: 2046
% 2.93/1.80  % (12103)Time elapsed: 0.010 s
% 2.93/1.80  % (12103)Instructions burned: 31 (million)
% 2.93/1.80  % (12103)------------------------------
% 2.93/1.80  % (12103)------------------------------
% 2.93/1.80  % (12055)First to succeed.
% 2.93/1.81  % (12055)Refutation found. Thanks to Tanya!
% 2.93/1.81  % SZS status Theorem for DTF2THF_11747
% 2.93/1.81  % SZS output start Proof for DTF2THF_11747
% 2.93/1.81  thf(func_def_0, type, in: $i > $i > $o).
% 2.93/1.81  thf(func_def_1, type, exu: ($i > $o) > $o).
% 2.93/1.81  thf(func_def_6, type, setadjoin: $i > $i > $i).
% 2.93/1.81  thf(func_def_8, type, powerset: $i > $i).
% 2.93/1.81  thf(func_def_10, type, setunion: $i > $i).
% 2.93/1.81  thf(func_def_19, type, descr: ($i > $o) > $i).
% 2.93/1.81  thf(func_def_21, type, dsetconstr: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_26, type, prop2set: $o > $i).
% 2.93/1.81  thf(func_def_36, type, nonempty: $i > $o).
% 2.93/1.81  thf(func_def_69, type, set2prop: $i > $o).
% 2.93/1.81  thf(func_def_88, type, subset: $i > $i > $o).
% 2.93/1.81  thf(func_def_89, type, disjoint: $i > $i > $o).
% 2.93/1.81  thf(func_def_90, type, setsmeet: $i > $i > $o).
% 2.93/1.81  thf(func_def_114, type, binunion: $i > $i > $i).
% 2.93/1.81  thf(func_def_122, type, binintersect: $i > $i > $i).
% 2.93/1.81  thf(func_def_135, type, regular: $i > $o).
% 2.93/1.81  thf(func_def_136, type, setminus: $i > $i > $i).
% 2.93/1.81  thf(func_def_147, type, symdiff: $i > $i > $i).
% 2.93/1.81  thf(func_def_153, type, iskpair: $i > $o).
% 2.93/1.81  thf(func_def_158, type, kpair: $i > $i > $i).
% 2.93/1.81  thf(func_def_160, type, cartprod: $i > $i > $i).
% 2.93/1.81  thf(func_def_177, type, singleton: $i > $o).
% 2.93/1.81  thf(func_def_179, type, ex1: $i > ($i > $o) > $o).
% 2.93/1.81  thf(func_def_184, type, atmost1p: $i > $o).
% 2.93/1.81  thf(func_def_185, type, atleast2p: $i > $o).
% 2.93/1.81  thf(func_def_186, type, atmost2p: $i > $o).
% 2.93/1.81  thf(func_def_187, type, upairsetp: $i > $o).
% 2.93/1.81  thf(func_def_191, type, kfst: $i > $i).
% 2.93/1.81  thf(func_def_203, type, ksnd: $i > $i).
% 2.93/1.81  thf(func_def_213, type, breln: $i > $i > $i > $o).
% 2.93/1.81  thf(func_def_214, type, dpsetconstr: $i > $i > ($i > $i > $o) > $i).
% 2.93/1.81  thf(func_def_222, type, func: $i > $i > $i > $o).
% 2.93/1.81  thf(func_def_223, type, funcSet: $i > $i > $i).
% 2.93/1.81  thf(func_def_226, type, ap: $i > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_232, type, lam: $i > $i > ($i > $i) > $i).
% 2.93/1.81  thf(func_def_259, type, if: $i > $o > $i > $i > $i).
% 2.93/1.81  thf(func_def_306, type, sP0: $i > $o > $i > $i > $o).
% 2.93/1.81  thf(func_def_307, type, sP1: $i > $i > $o).
% 2.93/1.81  thf(func_def_308, type, sP2: $i > $o).
% 2.93/1.81  thf(func_def_309, type, sP3: $i > $i > $o).
% 2.93/1.81  thf(func_def_310, type, sP4: $i > $i > $o).
% 2.93/1.81  thf(func_def_311, type, sP5: $i > $i > $i > $i > $o).
% 2.93/1.81  thf(func_def_317, type, sP11: $i > $i > $i > $o).
% 2.93/1.81  thf(func_def_360, type, sK54: $i > $o).
% 2.93/1.81  thf(func_def_362, type, sK56: ($i > $o) > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_363, type, sK57: ($i > $o) > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_370, type, sK64: $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_371, type, sK65: $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_377, type, sK71: $i > $o).
% 2.93/1.81  thf(func_def_390, type, sK84: $i > $i > $i).
% 2.93/1.81  thf(func_def_398, type, sK92: $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_407, type, sK101: $i > $i > $o).
% 2.93/1.81  thf(func_def_408, type, sK102: $i > $i > $i).
% 2.93/1.81  thf(func_def_409, type, sK103: $i > $i > $i).
% 2.93/1.81  thf(func_def_410, type, sK104: $i > $i > $i).
% 2.93/1.81  thf(func_def_411, type, sK105: $i > $i > $i).
% 2.93/1.81  thf(func_def_412, type, sK106: $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_413, type, sK107: $i > $i).
% 2.93/1.81  thf(func_def_414, type, sK108: $i > $i).
% 2.93/1.81  thf(func_def_415, type, sK109: $i > $i).
% 2.93/1.81  thf(func_def_416, type, sK110: $i > $i).
% 2.93/1.81  thf(func_def_417, type, sK111: $i > $i > $i).
% 2.93/1.81  thf(func_def_418, type, sK112: $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_419, type, sK113: $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_420, type, sK114: $i > $i > $i).
% 2.93/1.81  thf(func_def_421, type, sK115: $i > $i > $i).
% 2.93/1.81  thf(func_def_423, type, sK117: $i > $i).
% 2.93/1.81  thf(func_def_424, type, sK118: $i > $i).
% 2.93/1.81  thf(func_def_425, type, sK119: $i > $i).
% 2.93/1.81  thf(func_def_426, type, sK120: $i > $i > $i).
% 2.93/1.81  thf(func_def_428, type, sK122: $i > $i).
% 2.93/1.81  thf(func_def_431, type, sK125: $i > ($i > $i) > $i > $i).
% 2.93/1.81  thf(func_def_447, type, sK141: $i > $i).
% 2.93/1.81  thf(func_def_459, type, sK153: ($i > $o) > $i).
% 2.93/1.81  thf(func_def_460, type, sK154: $i > $o).
% 2.93/1.81  thf(func_def_461, type, sK155: $i > $i).
% 2.93/1.81  thf(func_def_472, type, sK166: $i > $o).
% 2.93/1.81  thf(func_def_474, type, sK168: ($i > $o) > $i > $i).
% 2.93/1.81  thf(func_def_479, type, sK173: $i > $o).
% 2.93/1.81  thf(func_def_484, type, sK178: $o > $i > $i > $i).
% 2.93/1.81  thf(func_def_485, type, sK179: $i > $i).
% 2.93/1.81  thf(func_def_497, type, sK191: $i > $o).
% 2.93/1.81  thf(func_def_498, type, sK192: $i > $o).
% 2.93/1.81  thf(func_def_499, type, sK193: $i > $o).
% 2.93/1.81  thf(func_def_500, type, sK194: ($i > $o) > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_501, type, sK195: ($i > $o) > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_530, type, sK224: $i > $i).
% 2.93/1.81  thf(func_def_531, type, sK225: ($i > $i) > $i > $i > $i).
% 2.93/1.81  thf(func_def_541, type, sK235: $i > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_542, type, sK236: $i > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_543, type, sK237: $i > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_544, type, sK238: $i > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_548, type, sK242: $i > $i > $i).
% 2.93/1.81  thf(func_def_553, type, sK247: $i > $o).
% 2.93/1.81  thf(func_def_555, type, sK249: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_569, type, sK263: $i > $i > ($i > $i) > $i).
% 2.93/1.81  thf(func_def_570, type, sK264: $i > $i).
% 2.93/1.81  thf(func_def_577, type, sK271: $i > $i > $o).
% 2.93/1.81  thf(func_def_580, type, sK274: $i > $o).
% 2.93/1.81  thf(func_def_585, type, sK279: $i > $i > $o).
% 2.93/1.81  thf(func_def_595, type, sK289: $i > $i > $i).
% 2.93/1.81  thf(func_def_600, type, sK294: $i > $o).
% 2.93/1.81  thf(func_def_609, type, sK303: $i > $i > $i).
% 2.93/1.81  thf(func_def_635, type, sK329: $i > $i).
% 2.93/1.81  thf(func_def_637, type, sK331: ($i > $i) > $i > $i > $i).
% 2.93/1.81  thf(func_def_643, type, sK337: $i > $i > $o).
% 2.93/1.81  thf(func_def_647, type, sK341: $i > $o).
% 2.93/1.81  thf(func_def_650, type, sK344: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_651, type, sK345: $i > $o).
% 2.93/1.81  thf(func_def_655, type, sK349: $i > $o).
% 2.93/1.81  thf(func_def_675, type, sK369: $i > $i > $o).
% 2.93/1.81  thf(func_def_684, type, sK378: $i > $i).
% 2.93/1.81  thf(func_def_687, type, sK381: $i > $i > $o).
% 2.93/1.81  thf(func_def_688, type, sK382: $i > $i).
% 2.93/1.81  thf(func_def_689, type, sK383: $i > $i).
% 2.93/1.81  thf(func_def_690, type, sK384: ($i > $i > $o) > $i > $i).
% 2.93/1.81  thf(func_def_691, type, sK385: ($i > $i > $o) > $i > $i).
% 2.93/1.81  thf(func_def_692, type, sK386: $i > ($i > $i > $o) > $i > $i).
% 2.93/1.81  thf(func_def_717, type, sK411: $i > $i > $i).
% 2.93/1.81  thf(func_def_719, type, sK413: $i > $o).
% 2.93/1.81  thf(func_def_750, type, sK444: $i > ($i > $i) > $i > $i).
% 2.93/1.81  thf(func_def_752, type, sK446: $i > $i).
% 2.93/1.81  thf(func_def_754, type, sK448: $i > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_759, type, sK453: ($i > $o) > $i).
% 2.93/1.81  thf(func_def_760, type, sK454: $i > $o).
% 2.93/1.81  thf(func_def_767, type, sK461: $i > $i > $i).
% 2.93/1.81  thf(func_def_781, type, sK475: $i > $i > $o).
% 2.93/1.81  thf(func_def_783, type, sK477: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_784, type, sK478: $i > $o).
% 2.93/1.81  thf(func_def_801, type, sK495: $i > $o).
% 2.93/1.81  thf(func_def_804, type, sK498: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_805, type, sK499: $i > $o).
% 2.93/1.81  thf(func_def_806, type, sK500: $i > $o).
% 2.93/1.81  thf(func_def_807, type, sK501: ($i > $o) > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_808, type, sK502: ($i > $o) > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_815, type, sK509: $i > $i).
% 2.93/1.81  thf(func_def_827, type, sK521: $i > $o).
% 2.93/1.81  thf(func_def_829, type, sK523: ($i > $o) > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_830, type, sK524: ($i > $o) > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_837, type, sK531: $i > $i).
% 2.93/1.81  thf(func_def_849, type, sK543: $i > $o).
% 2.93/1.81  thf(func_def_878, type, sK572: ($i > $o) > $i > $i > $i).
% 2.93/1.81  thf(func_def_881, type, sK575: $i > $o).
% 2.93/1.81  thf(func_def_887, type, sK581: $i > $o).
% 2.93/1.81  thf(func_def_888, type, sK582: $i > $o).
% 2.93/1.81  thf(func_def_901, type, sK595: ($i > $i) > $i > $i > $i).
% 2.93/1.81  thf(func_def_904, type, sK598: $i > $i).
% 2.93/1.81  thf(func_def_912, type, sK606: $i > $o).
% 2.93/1.81  thf(func_def_933, type, sK627: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.93/1.81  thf(func_def_934, type, sK628: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.93/1.81  thf(func_def_937, type, sK631: $i > $o).
% 2.93/1.81  thf(func_def_938, type, sK632: $i > $o).
% 2.93/1.81  thf(func_def_953, type, sK647: $i > $i > $i).
% 2.93/1.81  thf(func_def_956, type, sK650: $i > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_961, type, sK655: $i > $o).
% 2.93/1.81  thf(func_def_962, type, sK656: $i > $i).
% 2.93/1.81  thf(func_def_963, type, sK657: ($i > $o) > $i).
% 2.93/1.81  thf(func_def_965, type, sK659: $i > $o).
% 2.93/1.81  thf(func_def_967, type, sK661: ($i > $o) > $i > $i).
% 2.93/1.81  thf(func_def_976, type, sK670: $i > $o).
% 2.93/1.81  thf(func_def_979, type, sK673: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_980, type, sK674: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_984, type, sK678: $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_989, type, sK683: $i > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_990, type, sK684: $i > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_999, type, sK693: $i > $i > $o).
% 2.93/1.81  thf(func_def_1008, type, sK702: $i > $i > $i).
% 2.93/1.81  thf(func_def_1009, type, sK703: $i > $i > $i).
% 2.93/1.81  thf(func_def_1010, type, sK704: $i > $o).
% 2.93/1.81  thf(func_def_1013, type, sK707: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_1014, type, sK708: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_1015, type, sK709: $i > $o).
% 2.93/1.81  thf(func_def_1020, type, sK714: $i > $i).
% 2.93/1.81  thf(func_def_1023, type, sK717: $i > $i).
% 2.93/1.81  thf(func_def_1024, type, sK718: ($i > $o) > $i).
% 2.93/1.81  thf(func_def_1025, type, sK719: ($i > $o) > $i).
% 2.93/1.81  thf(func_def_1026, type, sK720: $i > $o).
% 2.93/1.81  thf(func_def_1036, type, sK730: $i > $o).
% 2.93/1.81  thf(func_def_1039, type, sK733: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_1040, type, sK734: $i > ($i > $o) > $i).
% 2.93/1.81  thf(func_def_1044, type, sK738: $i > $i > $i).
% 2.93/1.81  thf(func_def_1067, type, sK761: $i > $o).
% 2.93/1.81  thf(func_def_1083, type, sK777: $i > $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_1088, type, sK782: $i > $o).
% 2.93/1.81  thf(func_def_1089, type, sK783: ($i > $o) > $i > $i).
% 2.93/1.81  thf(func_def_1097, type, sK791: $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_1101, type, sK795: $i > $i > $i > $i).
% 2.93/1.81  thf(func_def_1113, type, ph807: !>[X0: $tType]:(X0)).
% 2.93/1.81  thf(f4014,plain,(
% 2.93/1.81    $false),
% 2.93/1.81    inference(trivial_inequality_removal,[status(thm)],[f4006])).
% 2.93/1.81  thf(f4006,plain,(
% 2.93/1.81    ($true != $true)),
% 2.93/1.81    inference(superposition,[status(thm)],[f3975,f2567])).
% 2.93/1.81  thf(f2567,plain,(
% 2.93/1.81    ((in @ sK134 @ sK132) = $true)),
% 2.93/1.81    inference(cnf_transformation,[status(thm)],[f1322])).
% 2.93/1.81  thf(f1322,plain,(
% 2.93/1.81    (sepInPowerset = $true) & (brelnall2 = $true) & (binunionIL = $true) & (exuE3e = $true) & (dpsetconstrER = $true) & (subbreln = $true) & (setukpairIL = $true) & (vacuousDall = $true) & (inCongP = $true) & (setadjoinIR = $true) & (dpsetconstrEL2 = $true) & (apProp = $true) & (ex1E2 = $true) & (ex1I2 = $true) & (cartprodpairsurjEq = $true) & (quantDeMorgan4 = $true) & (setukpairinjL1 = $true) & (eqinunit = $true) & (dpsetconstrSub = $true) & (complementTI1 = $true) & (disjointsetsI1 = $true) & (ifp = $true) & (cartprodsndpairEq = $true) & (binintersectTERcontra = $true) & (descr__Cong = $true) & (exuI1 = $true) & (binintersectLsub = $true) & (funcGraphProp3 = $true) & (setminusLsub = $true) & (contrasubsetT = $true) & (subsetI1 = $true) & (descrp = $true) & (iffalse = $true) & (uniqinunit = $true) & (dsetconstrI = $true) & (ex1E1 = $true) & (omegaSAx = $true) & (cartprodpairmemEL = $true) & (brelnall1 = $true) & (binintersectEL = $true) & (singletonsubset = $true) & (setoftrueEq = $true) & (complementImpComplementIntersect = $true) & (ksndpairEq = $true) & (dsetconstr__Cong = $true) & (subsetTrans = $true) & (foundationAx = $true) & (binunionIR = $true) & (notsubsetI = $true) & (nonemptyI = $true) & (symdiffIneg1 = $true) & (binintersectSubset3 = $true) & (eqimpsubset2 = $true) & (doubleComplementSub1 = $true) & (exuE3u = $true) & (setukpairinjR12 = $true) & (symdiffE = $true) & (notinemptyset = $true) & (kpairp = $true) & (powersetAx = $true) & (beta1 = $true) & (upairsetIL = $true) & (noeltsimpempty = $true) & (exuE2 = $true) & (complementSubsetComplementIntersect = $true) & (setukpairinjR2 = $true) & (dsetconstrER = $true) & (upairsubunion = $true) & (cartprodmempair = $true) & (subsetRefl = $true) & (powersetsubset = $true) & (emptysetE = $true) & (iffalseProp2 = $true) & (binintersectSubset4 = $true) & (iftrue = $true) & (setminusELneg = $true) & (ap2apEq1 = $true) & (setunionsingleton1 = $true) & (subset2powerset = $true) & (setOfPairsIsBReln = $true) & (ap2apEq2 = $true) & (binintersectSubset1 = $true) & (eta1 = $true) & (setminusIRneg = $true) & (contraSubsetComplement = $true) & (setunionE = $true) & (notequalI2 = $true) & (funcGraphProp4 = $true) & (kpairsurjEq = $true) & (funcext = $true) & (omega__Cong = $true) & (setextT = $true) & (subPowSU = $true) & (setadjoinE = $true) & (emptyI = $true) & (kfstsingleton = $true) & (kpairiskpair = $true) & (ex1I = $true) & (setukpairinjL = $true) & (complementTcontraSubset = $true) & (powersetE = $true) & (binintersectSubset2 = $true) & (theeq = $true) & (setunionsingleton = $true) & (in__Cong = $true) & (subsetemptysetimpeq = $true) & (eqimpsubset1 = $true) & (emptysetAx = $true) & (bs114d = $true) & (notinsingleton = $true) & (dpsetconstrI = $true) & (upairset2E = $true) & (kfstpairEq = $true) & (funcGraphProp1 = $true) & (upairinpowunion = $true) & (quantDeMorgan3 = $true) & (quantDeMorgan2 = $true) & (emptysetimpfalse = $true) & (setextsub = $true) & (emptyE1 = $true) & (doubleComplementSub2 = $true) & (subsetI2 = $true) & (lam2lamEq = $true) & (complementT_lem = $true) & (infuncsetfunc = $true) & (funcext2 = $true) & (beta2 = $true) & (binintersectSubset5 = $true) & (setminusSubset2 = $true) & (subsetE2 = $true) & (upairset2IR = $true) & (prop2set2propI = $true) & (notequalI1 = $true) & (funcextLem = $true) & (ap2p = $true) & (binintersectTELcontra = $true) & (omegaIndAx = $true) & (app = $true) & (exuI2 = $true) & (binunionLsub = $true) & (upairsetIR = $true) & (lamp = $true) & (setadjoinSub2 = $true) & (setukpairinjR1 = $true) & (prop2setI = $true) & (nonemptyE1 = $true) & (setminusT_lem = $true) & (wellorderingAx = $true) & (setminusI = $true) & (setadjoinSub = $true) & (iftrueProp1 = $true) & (omega0Ax = $true) & (setukpairinjR = $true) & (emptyinPowerset = $true) & (binintersectER = $true) & (singletoninpowerset = $true) & (emptysetsubset = $true) & (sepSubset = $true) & (upairequniteq = $true) & (funcGraphProp2 = $true) & (powersetI1 = $true) & (setunionAx = $true) & (nonemptyI1 = $true) & (cartprodpairmemER = $true) & (binintersectRsub = $true) & (emptyset__Cong = $true) & (powersetTE1 = $true) & (powerset__Cong = $true) & (setadjoinOr = $true) & (subsetE = $true) & (contrasubsetT1 = $true) & (setadjoinAx = $true) & (setunionsingleton2 = $true) & (symdiffIneg2 = $true) & (singletonsswitch = $true) & (symdiffI2 = $true) & (symdiffI1 = $true) & (binunionEcases = $true) & (doubleComplementE1 = $true) & (setminusEL = $true) & (cartprodfstpairEq = $true) & (ksndsingleton = $true) & (setminusSubset1 = $true) & (iffalseProp1 = $true) & (subsetTI = $true) & (dpsetconstrERa = $true) & (contrasubsetT2 = $true) & (binintersectI = $true) & (doubleComplementI1 = $true) & (cartprodmempair1 = $true) & (cartprodpairin = $true) & (complementTnotintersectT = $true) & (theprop = $true) & (singletonprop = $true) & (upairsetE = $true) & (iftrueorfalse = $true) & (powersetTI1 = $true) & (funcImageSingleton = $true) & (setext = $true) & (prop2setE = $true) & (notdexE = $true) & (complementInPowersetComplementIntersect = $true) & (cartprodsndin = $true) & (exu__Cong = $true) & (singletonsuniq = $true) & (setunionI = $true) & (inPowerset = $true) & (setunion__Cong = $true) & (nonemptyImpWitness = $true) & (ifSingleton = $true) & (binunionRsub = $true) & (exuEu = $true) & (contrasubsetT3 = $true) & (replAx = $true) & (setadjoin__Cong = $true) & (ubforcartprodlem2 = $true) & (setminusERneg = $true) & (setukpairinjL2 = $true) & (exuI3 = $true) & (lamProp = $true) & (emptyInPowerset = $true) & (setukpairinjR11 = $true) & (setukpairIR = $true) & (((in @ sK132 @ (powerset @ sK131)) = $true) & ((((in @ sK134 @ sK132) = $true) & ((in @ sK134 @ sK131) = $true) & ((in @ sK134 @ (binunion @ sK132 @ sK133)) != $true)) & ($true = (in @ sK133 @ (powerset @ sK131))))) & (complementTE1 = $true) & (eqbreln = $true) & (setunionE2 = $true) & (funcinfuncset = $true) & (binunionT_lem = $true) & (quantDeMorgan1 = $true) & (cartprodfstin = $true) & (setminusER = $true) & (emptyinunitempty = $true) & (setminusILneg = $true) & (setextAx = $true) & (cartprodmempaircEq = $true) & (secondinupair = $true) & (ubforcartprodlem3 = $true) & (setadjoinIL = $true) & (binintersectT_lem = $true) & (powersetT_lem = $true) & (notdallE = $true) & (iftrueProp2 = $true) & (setbeta = $true) & (powersetE1 = $true) & (powersetI = $true) & (singletoninpowunion = $true) & (binunionE = $true) & (dsetconstrEL = $true) & (lam2p = $true) & (dpsetconstrEL1 = $true) & (doubleComplementEq = $true) & (eta2 = $true) & (exuE1 = $true) & (ubforcartprodlem1 = $true)),
% 2.93/1.81    inference(skolemisation,[status(esa),new_symbols(skolem,[sK131,sK132,sK133,sK134])],[f851,f1321,f1320,f1319])).
% 2.93/1.81  thf(f1319,plain,(
% 2.93/1.81    ? [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) & ? [X2 : $i] : (? [X3 : $i] : (((in @ X3 @ X1) = $true) & ($true = (in @ X3 @ X0)) & ((in @ X3 @ (binunion @ X1 @ X2)) != $true)) & ($true = (in @ X2 @ (powerset @ X0))))) => (((in @ sK132 @ (powerset @ sK131)) = $true) & ? [X2 : $i] : (? [X3 : $i] : (($true = (in @ X3 @ sK132)) & ((in @ X3 @ sK131) = $true) & ((in @ X3 @ (binunion @ sK132 @ X2)) != $true)) & ((in @ X2 @ (powerset @ sK131)) = $true)))),
% 2.93/1.81    introduced(definition,[],[choice_axiom])).
% 2.93/1.81  thf(f1320,plain,(
% 2.93/1.81    ? [X2 : $i] : (? [X3 : $i] : (($true = (in @ X3 @ sK132)) & ((in @ X3 @ sK131) = $true) & ((in @ X3 @ (binunion @ sK132 @ X2)) != $true)) & ((in @ X2 @ (powerset @ sK131)) = $true)) => (? [X3 : $i] : (($true = (in @ X3 @ sK132)) & ((in @ X3 @ sK131) = $true) & ((in @ X3 @ (binunion @ sK132 @ sK133)) != $true)) & ($true = (in @ sK133 @ (powerset @ sK131))))),
% 2.93/1.81    introduced(definition,[],[choice_axiom])).
% 2.93/1.81  thf(f1321,plain,(
% 2.93/1.81    ? [X3 : $i] : (($true = (in @ X3 @ sK132)) & ((in @ X3 @ sK131) = $true) & ((in @ X3 @ (binunion @ sK132 @ sK133)) != $true)) => (((in @ sK134 @ sK132) = $true) & ((in @ sK134 @ sK131) = $true) & ((in @ sK134 @ (binunion @ sK132 @ sK133)) != $true))),
% 2.93/1.81    introduced(definition,[],[choice_axiom])).
% 2.93/1.81  thf(f851,plain,(
% 2.93/1.81    (sepInPowerset = $true) & (brelnall2 = $true) & (binunionIL = $true) & (exuE3e = $true) & (dpsetconstrER = $true) & (subbreln = $true) & (setukpairIL = $true) & (vacuousDall = $true) & (inCongP = $true) & (setadjoinIR = $true) & (dpsetconstrEL2 = $true) & (apProp = $true) & (ex1E2 = $true) & (ex1I2 = $true) & (cartprodpairsurjEq = $true) & (quantDeMorgan4 = $true) & (setukpairinjL1 = $true) & (eqinunit = $true) & (dpsetconstrSub = $true) & (complementTI1 = $true) & (disjointsetsI1 = $true) & (ifp = $true) & (cartprodsndpairEq = $true) & (binintersectTERcontra = $true) & (descr__Cong = $true) & (exuI1 = $true) & (binintersectLsub = $true) & (funcGraphProp3 = $true) & (setminusLsub = $true) & (contrasubsetT = $true) & (subsetI1 = $true) & (descrp = $true) & (iffalse = $true) & (uniqinunit = $true) & (dsetconstrI = $true) & (ex1E1 = $true) & (omegaSAx = $true) & (cartprodpairmemEL = $true) & (brelnall1 = $true) & (binintersectEL = $true) & (singletonsubset = $true) & (setoftrueEq = $true) & (complementImpComplementIntersect = $true) & (ksndpairEq = $true) & (dsetconstr__Cong = $true) & (subsetTrans = $true) & (foundationAx = $true) & (binunionIR = $true) & (notsubsetI = $true) & (nonemptyI = $true) & (symdiffIneg1 = $true) & (binintersectSubset3 = $true) & (eqimpsubset2 = $true) & (doubleComplementSub1 = $true) & (exuE3u = $true) & (setukpairinjR12 = $true) & (symdiffE = $true) & (notinemptyset = $true) & (kpairp = $true) & (powersetAx = $true) & (beta1 = $true) & (upairsetIL = $true) & (noeltsimpempty = $true) & (exuE2 = $true) & (complementSubsetComplementIntersect = $true) & (setukpairinjR2 = $true) & (dsetconstrER = $true) & (upairsubunion = $true) & (cartprodmempair = $true) & (subsetRefl = $true) & (powersetsubset = $true) & (emptysetE = $true) & (iffalseProp2 = $true) & (binintersectSubset4 = $true) & (iftrue = $true) & (setminusELneg = $true) & (ap2apEq1 = $true) & (setunionsingleton1 = $true) & (subset2powerset = $true) & (setOfPairsIsBReln = $true) & (ap2apEq2 = $true) & (binintersectSubset1 = $true) & (eta1 = $true) & (setminusIRneg = $true) & (contraSubsetComplement = $true) & (setunionE = $true) & (notequalI2 = $true) & (funcGraphProp4 = $true) & (kpairsurjEq = $true) & (funcext = $true) & (omega__Cong = $true) & (setextT = $true) & (subPowSU = $true) & (setadjoinE = $true) & (emptyI = $true) & (kfstsingleton = $true) & (kpairiskpair = $true) & (ex1I = $true) & (setukpairinjL = $true) & (complementTcontraSubset = $true) & (powersetE = $true) & (binintersectSubset2 = $true) & (theeq = $true) & (setunionsingleton = $true) & (in__Cong = $true) & (subsetemptysetimpeq = $true) & (eqimpsubset1 = $true) & (emptysetAx = $true) & (bs114d = $true) & (notinsingleton = $true) & (dpsetconstrI = $true) & (upairset2E = $true) & (kfstpairEq = $true) & (funcGraphProp1 = $true) & (upairinpowunion = $true) & (quantDeMorgan3 = $true) & (quantDeMorgan2 = $true) & (emptysetimpfalse = $true) & (setextsub = $true) & (emptyE1 = $true) & (doubleComplementSub2 = $true) & (subsetI2 = $true) & (lam2lamEq = $true) & (complementT_lem = $true) & (infuncsetfunc = $true) & (funcext2 = $true) & (beta2 = $true) & (binintersectSubset5 = $true) & (setminusSubset2 = $true) & (subsetE2 = $true) & (upairset2IR = $true) & (prop2set2propI = $true) & (notequalI1 = $true) & (funcextLem = $true) & (ap2p = $true) & (binintersectTELcontra = $true) & (omegaIndAx = $true) & (app = $true) & (exuI2 = $true) & (binunionLsub = $true) & (upairsetIR = $true) & (lamp = $true) & (setadjoinSub2 = $true) & (setukpairinjR1 = $true) & (prop2setI = $true) & (nonemptyE1 = $true) & (setminusT_lem = $true) & (wellorderingAx = $true) & (setminusI = $true) & (setadjoinSub = $true) & (iftrueProp1 = $true) & (omega0Ax = $true) & (setukpairinjR = $true) & (emptyinPowerset = $true) & (binintersectER = $true) & (singletoninpowerset = $true) & (emptysetsubset = $true) & (sepSubset = $true) & (upairequniteq = $true) & (funcGraphProp2 = $true) & (powersetI1 = $true) & (setunionAx = $true) & (nonemptyI1 = $true) & (cartprodpairmemER = $true) & (binintersectRsub = $true) & (emptyset__Cong = $true) & (powersetTE1 = $true) & (powerset__Cong = $true) & (setadjoinOr = $true) & (subsetE = $true) & (contrasubsetT1 = $true) & (setadjoinAx = $true) & (setunionsingleton2 = $true) & (symdiffIneg2 = $true) & (singletonsswitch = $true) & (symdiffI2 = $true) & (symdiffI1 = $true) & (binunionEcases = $true) & (doubleComplementE1 = $true) & (setminusEL = $true) & (cartprodfstpairEq = $true) & (ksndsingleton = $true) & (setminusSubset1 = $true) & (iffalseProp1 = $true) & (subsetTI = $true) & (dpsetconstrERa = $true) & (contrasubsetT2 = $true) & (binintersectI = $true) & (doubleComplementI1 = $true) & (cartprodmempair1 = $true) & (cartprodpairin = $true) & (complementTnotintersectT = $true) & (theprop = $true) & (singletonprop = $true) & (upairsetE = $true) & (iftrueorfalse = $true) & (powersetTI1 = $true) & (funcImageSingleton = $true) & (setext = $true) & (prop2setE = $true) & (notdexE = $true) & (complementInPowersetComplementIntersect = $true) & (cartprodsndin = $true) & (exu__Cong = $true) & (singletonsuniq = $true) & (setunionI = $true) & (inPowerset = $true) & (setunion__Cong = $true) & (nonemptyImpWitness = $true) & (ifSingleton = $true) & (binunionRsub = $true) & (exuEu = $true) & (contrasubsetT3 = $true) & (replAx = $true) & (setadjoin__Cong = $true) & (ubforcartprodlem2 = $true) & (setminusERneg = $true) & (setukpairinjL2 = $true) & (exuI3 = $true) & (lamProp = $true) & (emptyInPowerset = $true) & (setukpairinjR11 = $true) & (setukpairIR = $true) & ? [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) & ? [X2 : $i] : (? [X3 : $i] : (((in @ X3 @ X1) = $true) & ($true = (in @ X3 @ X0)) & ((in @ X3 @ (binunion @ X1 @ X2)) != $true)) & ($true = (in @ X2 @ (powerset @ X0))))) & (complementTE1 = $true) & (eqbreln = $true) & (setunionE2 = $true) & (funcinfuncset = $true) & (binunionT_lem = $true) & (quantDeMorgan1 = $true) & (cartprodfstin = $true) & (setminusER = $true) & (emptyinunitempty = $true) & (setminusILneg = $true) & (setextAx = $true) & (cartprodmempaircEq = $true) & (secondinupair = $true) & (ubforcartprodlem3 = $true) & (setadjoinIL = $true) & (binintersectT_lem = $true) & (powersetT_lem = $true) & (notdallE = $true) & (iftrueProp2 = $true) & (setbeta = $true) & (powersetE1 = $true) & (powersetI = $true) & (singletoninpowunion = $true) & (binunionE = $true) & (dsetconstrEL = $true) & (lam2p = $true) & (dpsetconstrEL1 = $true) & (doubleComplementEq = $true) & (eta2 = $true) & (exuE1 = $true) & (ubforcartprodlem1 = $true)),
% 2.93/1.81    inference(flattening,[status(thm)],[f850])).
% 2.93/1.81  thf(f850,plain,(
% 2.93/1.81    (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((? [X0 : $i,X1 : $i] : (? [X2 : $i] : (? [X3 : $i] : ((((in @ X3 @ X1) = $true) & ((in @ X3 @ (binunion @ X1 @ X2)) != $true)) & ($true = (in @ X3 @ X0))) & ($true = (in @ X2 @ (powerset @ X0)))) & ($true = (in @ X1 @ (powerset @ X0)))) & (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)),
% 2.93/1.81    inference(ennf_transformation,[status(thm)],[f794])).
% 2.93/1.81  thf(f794,plain,(
% 2.93/1.81    ~((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) => ! [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) => ! [X2 : $i] : (($true = (in @ X2 @ (powerset @ X0))) => ! [X3 : $i] : (($true = (in @ X3 @ X0)) => (((in @ X3 @ (binunion @ X1 @ X2)) != $true) => ((in @ X3 @ X1) != $true)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.93/1.81    inference(flattening,[status(thm)],[f435])).
% 2.93/1.81  thf(f435,plain,(
% 2.93/1.81    ~((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) => ! [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) => ! [X2 : $i] : (($true = (in @ X2 @ (powerset @ X0))) => ! [X3 : $i] : (($true = (in @ X3 @ X0)) => (~((in @ X3 @ (binunion @ X1 @ X2)) = $true) => ~((in @ X3 @ X1) = $true)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.93/1.81    inference(fool_elimination,[status(thm)],[f434])).
% 2.93/1.81  thf(f434,plain,(
% 2.93/1.81    ~(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 => ! [X0 : $i,X1 : $i] : ((in @ X1 @ (powerset @ X0)) => ! [X2 : $i] : ((in @ X2 @ (powerset @ X0)) => ! [X3 : $i] : ((in @ X3 @ X0) => (~(in @ X3 @ (binunion @ X1 @ X2)) => ~(in @ X3 @ X1)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.93/1.81    inference(rectify,[status(thm)],[f260])).
% 2.93/1.81  thf(f260,negated_conjecture,(
% 2.93/1.81    ~(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 => ! [X3 : $i,X11 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => ! [X1 : $i] : ((in @ X1 @ X3) => (~(in @ X1 @ (binunion @ X11 @ X16)) => ~(in @ X1 @ X11)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.93/1.81    inference(negated_conjecture,[status(cth)],[f259])).
% 2.93/1.81  thf(f259,conjecture,(
% 2.93/1.81    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 => ! [X3 : $i,X11 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => ! [X1 : $i] : ((in @ X1 @ X3) => (~(in @ X1 @ (binunion @ X11 @ X16)) => ~(in @ X1 @ X11))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.93/1.81    file('/export/starexec/sandbox2/tmp/tmp.ebZAxzcvYS/DTF2THF_11747.p',binunionTILcontra)).
% 2.93/1.81  thf(f3975,plain,(
% 2.93/1.81    ((in @ sK134 @ sK132) != $true)),
% 2.93/1.81    inference(trivial_inequality_removal,[status(thm)],[f3974])).
% 2.93/1.81  thf(f3974,plain,(
% 2.93/1.81    ($true != $true) | ((in @ sK134 @ sK132) != $true)),
% 2.93/1.81    inference(forward_demodulation,[status(thm)],[f3966,f2789])).
% 2.93/1.81  thf(f2789,plain,(
% 2.93/1.81    (binunionIL = $true)),
% 2.93/1.81    inference(cnf_transformation,[status(thm)],[f1322])).
% 2.93/1.81  thf(f3966,plain,(
% 2.93/1.81    (binunionIL != $true) | ((in @ sK134 @ sK132) != $true)),
% 2.93/1.81    inference(trivial_inequality_removal,[status(thm)],[f3957])).
% 2.93/1.81  thf(f3957,plain,(
% 2.93/1.81    ((in @ sK134 @ sK132) != $true) | (binunionIL != $true) | ($true != $true)),
% 2.93/1.81    inference(superposition,[status(thm)],[f2565,f2973])).
% 2.93/1.81  thf(f2973,plain,(
% 2.93/1.81    ( ! [X3 : $i,X4 : $i,X5 : $i] : (((in @ X3 @ (binunion @ X5 @ X4)) = $true) | ((in @ X3 @ X5) != $true) | (binunionIL != $true)) )),
% 2.93/1.81    inference(cnf_transformation,[status(thm)],[f1543])).
% 2.93/1.81  thf(f1543,plain,(
% 2.93/1.81    ((binunionIL = $true) | (((in @ sK267 @ (binunion @ sK269 @ sK268)) != $true) & ((in @ sK267 @ sK269) = $true))) & (! [X3 : $i,X4 : $i,X5 : $i] : (((in @ X3 @ (binunion @ X5 @ X4)) = $true) | ((in @ X3 @ X5) != $true)) | (binunionIL != $true))),
% 2.93/1.81    inference(skolemisation,[status(esa),new_symbols(skolem,[sK267,sK268,sK269])],[f1541,f1542])).
% 2.93/1.81  thf(f1542,plain,(
% 2.93/1.81    ? [X0 : $i,X1 : $i,X2 : $i] : (((in @ X0 @ (binunion @ X2 @ X1)) != $true) & ($true = (in @ X0 @ X2))) => (((in @ sK267 @ (binunion @ sK269 @ sK268)) != $true) & ((in @ sK267 @ sK269) = $true))),
% 2.93/1.81    introduced(definition,[],[choice_axiom])).
% 2.93/1.81  thf(f1541,plain,(
% 2.93/1.81    ((binunionIL = $true) | ? [X0 : $i,X1 : $i,X2 : $i] : (((in @ X0 @ (binunion @ X2 @ X1)) != $true) & ($true = (in @ X0 @ X2)))) & (! [X3 : $i,X4 : $i,X5 : $i] : (((in @ X3 @ (binunion @ X5 @ X4)) = $true) | ((in @ X3 @ X5) != $true)) | (binunionIL != $true))),
% 2.93/1.81    inference(rectify,[status(thm)],[f1540])).
% 2.93/1.81  thf(f1540,plain,(
% 2.93/1.81    ((binunionIL = $true) | ? [X0 : $i,X1 : $i,X2 : $i] : (((in @ X0 @ (binunion @ X2 @ X1)) != $true) & ($true = (in @ X0 @ X2)))) & (! [X0 : $i,X1 : $i,X2 : $i] : (((in @ X0 @ (binunion @ X2 @ X1)) = $true) | ($true != (in @ X0 @ X2))) | (binunionIL != $true))),
% 2.93/1.81    inference(nnf_transformation,[status(thm)],[f824])).
% 2.93/1.81  thf(f824,plain,(
% 2.93/1.81    (binunionIL = $true) <=> ! [X0 : $i,X1 : $i,X2 : $i] : (((in @ X0 @ (binunion @ X2 @ X1)) = $true) | ($true != (in @ X0 @ X2)))),
% 2.93/1.81    inference(ennf_transformation,[status(thm)],[f533])).
% 2.93/1.81  thf(f533,plain,(
% 2.93/1.81    (binunionIL = $true) <=> ! [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X0 @ X2)) => ((in @ X0 @ (binunion @ X2 @ X1)) = $true))),
% 2.93/1.81    inference(fool_elimination,[status(thm)],[f532])).
% 2.93/1.81  thf(f532,plain,(
% 2.93/1.81    (binunionIL = ! [X0 : $i,X1 : $i,X2 : $i] : ((in @ X0 @ X2) => (in @ X0 @ (binunion @ X2 @ X1))))),
% 2.93/1.81    inference(rectify,[status(thm)],[f101])).
% 2.93/1.81  thf(f101,axiom,(
% 2.93/1.81    (binunionIL = ! [X1 : $i,X4 : $i,X3 : $i] : ((in @ X1 @ X3) => (in @ X1 @ (binunion @ X3 @ X4))))),
% 2.93/1.81    file('/export/starexec/sandbox2/tmp/tmp.ebZAxzcvYS/DTF2THF_11747.p',binunionIL)).
% 2.93/1.81  thf(f2565,plain,(
% 2.93/1.81    ((in @ sK134 @ (binunion @ sK132 @ sK133)) != $true)),
% 2.93/1.81    inference(cnf_transformation,[status(thm)],[f1322])).
% 2.93/1.81  % SZS output end Proof for DTF2THF_11747
% 2.93/1.81  % (12055)------------------------------
% 2.93/1.81  % (12055)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.93/1.81  % (12055)Termination reason: Refutation
% 2.93/1.81  
% 2.93/1.81  % (12055)Memory used [KB]: 10106
% 2.93/1.81  % (12055)Time elapsed: 0.117 s
% 2.93/1.81  % (12055)Instructions burned: 345 (million)
% 2.93/1.81  % (12055)------------------------------
% 2.93/1.81  % (12055)------------------------------
% 2.93/1.81  % (11993)Success in time 0.215 s
%------------------------------------------------------------------------------