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DT2H2X---1.9.5.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : DT2H2X---1.9.5
% Problem  : SEU745^1 : TPTP v9.2.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300

% Computer : n010.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 09:36:51 AM UTC 2026

% Result   : Theorem 2.80s 1.80s
% Output   : Refutation 2.80s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   64 (  15 unt;   0 typ;   2 def)
%            Number of atoms       : 4886 (1290 equ;   0 cnn)
%            Maximal formula atoms :  266 (  76 avg)
%            Number of connectives : 2893 ( 120   ~;  87   |; 859   &; 726   @)
%                                         (  10 <=>;1091  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  275 (  34 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  465 ( 462 usr; 276 con; 0-4 aty)
%            Number of variables   :  131 (   0   ^;  86   !;  45   ?; 131   :)

% 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_313,type,
    sP0: $i > $i > $i > $i > $o ).

thf(func_def_319,type,
    sP6: $i > $i > $o ).

thf(func_def_320,type,
    sP7: $i > $o ).

thf(func_def_321,type,
    sP8: $i > $i > $o ).

thf(func_def_322,type,
    sP9: $i > $i > $o ).

thf(func_def_323,type,
    sP10: $i > $i > $i > $o > $o ).

thf(func_def_324,type,
    sP11: $i > $i > $i > $o ).

thf(func_def_334,type,
    sK21: $o > $i > $i > $i ).

thf(func_def_349,type,
    sK36: $i > $i > $i > $i > $i ).

thf(func_def_350,type,
    sK37: $i > $i > $i > $i > $i ).

thf(func_def_351,type,
    sK38: $i > $i > $i > $i > $i ).

thf(func_def_352,type,
    sK39: $i > $i > $i > $i > $i ).

thf(func_def_353,type,
    sK40: $i > ( $i > $o ) > $i ).

thf(func_def_354,type,
    sK41: $i > $o ).

thf(func_def_357,type,
    sK44: $i > $o ).

thf(func_def_359,type,
    sK46: ( $i > $o ) > $i > $i ).

thf(func_def_360,type,
    sK47: ( $i > $o ) > $i > $i ).

thf(func_def_393,type,
    sK80: $i > $i > $i > $i > $i ).

thf(func_def_400,type,
    sK87: $i > $i > $i ).

thf(func_def_401,type,
    sK88: $i > $o ).

thf(func_def_402,type,
    sK89: ( $i > $o ) > $i ).

thf(func_def_409,type,
    sK96: $i > $o ).

thf(func_def_412,type,
    sK99: $i > ( $i > $o ) > $i ).

thf(func_def_414,type,
    sK101: $i > $i ).

thf(func_def_445,type,
    sK132: $i > $i ).

thf(func_def_447,type,
    sK134: ( $i > $i ) > $i > $i > $i ).

thf(func_def_460,type,
    sK147: $i > $i ).

thf(func_def_467,type,
    sK154: $i > $i > $i ).

thf(func_def_503,type,
    sK190: $i > $o ).

thf(func_def_504,type,
    sK191: $i > $o ).

thf(func_def_505,type,
    sK192: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_506,type,
    sK193: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_528,type,
    sK215: $i > $o ).

thf(func_def_529,type,
    sK216: $i > $o ).

thf(func_def_530,type,
    sK217: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_531,type,
    sK218: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_574,type,
    sK261: $i > $i > $i ).

thf(func_def_588,type,
    sK275: $i > $o ).

thf(func_def_593,type,
    sK280: $i > $i > $o ).

thf(func_def_594,type,
    sK281: $i > $i ).

thf(func_def_595,type,
    sK282: $i > $i ).

thf(func_def_596,type,
    sK283: ( $i > $i > $o ) > $i > $i ).

thf(func_def_597,type,
    sK284: ( $i > $i > $o ) > $i > $i ).

thf(func_def_598,type,
    sK285: $i > ( $i > $i > $o ) > $i > $i ).

thf(func_def_607,type,
    sK294: $i > $i ).

thf(func_def_609,type,
    sK296: ( $i > $i ) > $i > $i > $i ).

thf(func_def_612,type,
    sK299: $i > $i ).

thf(func_def_621,type,
    sK308: $i > $i > $i > $i ).

thf(func_def_622,type,
    sK309: $i > $i > $i > $i ).

thf(func_def_623,type,
    sK310: $i > $o ).

thf(func_def_654,type,
    sK341: $i > $o ).

thf(func_def_656,type,
    sK343: ( $i > $o ) > $i > $i ).

thf(func_def_657,type,
    sK344: ( $i > $o ) > $i > $i ).

thf(func_def_661,type,
    sK348: $i > $o ).

thf(func_def_663,type,
    sK350: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_664,type,
    sK351: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_669,type,
    sK356: $i > $i > $i ).

thf(func_def_670,type,
    sK357: $i > $i > $i ).

thf(func_def_671,type,
    sK358: $i > $i > $i ).

thf(func_def_672,type,
    sK359: $i > $i > $i ).

thf(func_def_673,type,
    sK360: $i > $i > $i > $i ).

thf(func_def_674,type,
    sK361: $i > $i ).

thf(func_def_675,type,
    sK362: $i > $i ).

thf(func_def_676,type,
    sK363: $i > $i ).

thf(func_def_677,type,
    sK364: $i > $i ).

thf(func_def_678,type,
    sK365: $i > $i > $i ).

thf(func_def_679,type,
    sK366: $i > $i > $i > $i ).

thf(func_def_680,type,
    sK367: $i > $i > $i > $i ).

thf(func_def_681,type,
    sK368: $i > $i > $i ).

thf(func_def_682,type,
    sK369: $i > $i > $i ).

thf(func_def_684,type,
    sK371: $i > $i ).

thf(func_def_685,type,
    sK372: $i > $i ).

thf(func_def_686,type,
    sK373: $i > $i ).

thf(func_def_687,type,
    sK374: $i > $i > $i ).

thf(func_def_692,type,
    sK379: $i > $o ).

thf(func_def_694,type,
    sK381: ( $i > $o ) > $i > $i ).

thf(func_def_699,type,
    sK386: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_700,type,
    sK387: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_704,type,
    sK391: $i > $o ).

thf(func_def_711,type,
    sK398: $i > $i > $i ).

thf(func_def_725,type,
    sK412: $i > $i ).

thf(func_def_726,type,
    sK413: ( $i > $i ) > $i > $i > $i ).

thf(func_def_729,type,
    sK416: $i > $i ).

thf(func_def_737,type,
    sK424: $i > $i ).

thf(func_def_739,type,
    sK426: $i > ( $i > $i ) > $i > $i ).

thf(func_def_746,type,
    sK433: $i > ( $i > $o ) > $i ).

thf(func_def_747,type,
    sK434: $i > $o ).

thf(func_def_750,type,
    sK437: $i > $o ).

thf(func_def_757,type,
    sK444: $i > $o ).

thf(func_def_759,type,
    sK446: $i > ( $i > $o ) > $i ).

thf(func_def_761,type,
    sK448: $i > $i > $o ).

thf(func_def_763,type,
    sK450: ( $i > $o ) > $i ).

thf(func_def_764,type,
    sK451: $i > $o ).

thf(func_def_765,type,
    sK452: $i > $i ).

thf(func_def_774,type,
    sK461: $i > $o ).

thf(func_def_800,type,
    sK487: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_801,type,
    sK488: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_802,type,
    sK489: $i > $o ).

thf(func_def_803,type,
    sK490: $i > $o ).

thf(func_def_816,type,
    sK503: $i > $i > $i ).

thf(func_def_820,type,
    sK507: $i > $i > $i ).

thf(func_def_827,type,
    sK514: $i > ( $i > $o ) > $i ).

thf(func_def_828,type,
    sK515: $i > $o ).

thf(func_def_835,type,
    sK522: $i > $o ).

thf(func_def_837,type,
    sK524: $i > ( $i > $o ) > $i ).

thf(func_def_839,type,
    sK526: $i > $o ).

thf(func_def_841,type,
    sK528: ( $i > $o ) > $i > $i ).

thf(func_def_843,type,
    sK530: $i > $o ).

thf(func_def_857,type,
    sK544: $i > $o ).

thf(func_def_858,type,
    sK545: $i > $i ).

thf(func_def_859,type,
    sK546: ( $i > $o ) > $i ).

thf(func_def_864,type,
    sK551: $i > $o ).

thf(func_def_874,type,
    sK561: $i > $i > $o ).

thf(func_def_879,type,
    sK566: $i > $i > $o ).

thf(func_def_888,type,
    sK575: $i > ( $i > $o ) > $i ).

thf(func_def_889,type,
    sK576: $i > $o ).

thf(func_def_895,type,
    sK582: $i > $i > $o ).

thf(func_def_907,type,
    sK594: $i > $i > $i > $i ).

thf(func_def_910,type,
    sK597: $i > $o ).

thf(func_def_912,type,
    sK599: ( $i > $o ) > $i ).

thf(func_def_913,type,
    sK600: ( $i > $o ) > $i ).

thf(func_def_926,type,
    sK613: $i > $i > $o ).

thf(func_def_943,type,
    sK630: $i > $o ).

thf(func_def_945,type,
    sK632: $i > $i ).

thf(func_def_947,type,
    sK634: $i > $i ).

thf(func_def_953,type,
    sK640: $i > $i > $i ).

thf(func_def_963,type,
    sK650: $i > $i > $o ).

thf(func_def_965,type,
    sK652: $i > $i > $i ).

thf(func_def_966,type,
    sK653: $i > $i > $i ).

thf(func_def_993,type,
    sK680: $i > $o ).

thf(func_def_998,type,
    sK685: $i > $i > $i > $i > $i ).

thf(func_def_1012,type,
    sK699: ( $i > $i ) > $i > $i > $i ).

thf(func_def_1015,type,
    sK702: $i > $i ).

thf(func_def_1020,type,
    sK707: $i > $i ).

thf(func_def_1022,type,
    sK709: $i > $o ).

thf(func_def_1029,type,
    sK716: $i > $i ).

thf(func_def_1030,type,
    sK717: ( $i > $i ) > $i > $i > $i ).

thf(func_def_1042,type,
    sK729: $i > $i > $i > $i ).

thf(func_def_1043,type,
    sK730: $i > $i > $i > $i ).

thf(func_def_1057,type,
    sK744: $i > $i > $i > $i ).

thf(func_def_1064,type,
    sK751: $i > $o ).

thf(func_def_1071,type,
    sK758: $i > $i > $i > $i > $i ).

thf(func_def_1072,type,
    sK759: $i > $i > $i > $i > $i ).

thf(func_def_1083,type,
    sK770: $i > $o ).

thf(func_def_1093,type,
    sK780: $i > $i > $i > $i > $i ).

thf(func_def_1101,type,
    sK788: $i > $o ).

thf(func_def_1112,type,
    sK799: $i > $o ).

thf(func_def_1115,type,
    sK802: $i > $i > ( $i > $o ) > $i ).

thf(func_def_1118,type,
    sK805: $i > $i > $o ).

thf(func_def_1127,type,
    sK814: $i > $i > $i ).

thf(func_def_1146,type,
    sK833: $i > $o ).

thf(func_def_1151,type,
    ph838: 
      !>[X0: $tType] : X0 ).

thf(f4396,plain,
    $false,
    inference(avatar_sat_refutation,[status(thm)],[f4196,f4245,f4378]) ).

thf(f4378,plain,
    spl837_13,
    inference(avatar_contradiction_clause,[status(thm)],[f4377]) ).

thf(f4377,plain,
    ( $false
    | spl837_13 ),
    inference(trivial_inequality_removal,[status(thm)],[f4369]) ).

thf(f4369,plain,
    ( ( $true != $true )
    | spl837_13 ),
    inference(superposition,[status(thm)],[f4195,f3363]) ).

thf(f3363,plain,
    ( $true
    = ( in @ sK499 @ ( powerset @ sK497 ) ) ),
    inference(cnf_transformation,[status(thm)],[f1931]) ).

thf(f1931,plain,
    ( ( cartprodsndpairEq = $true )
    & ( binintersectER = $true )
    & ( contraSubsetComplement = $true )
    & ( ( in @ sK498 @ ( powerset @ sK497 ) )
      = $true )
    & ( ( in @ sK500 @ ( setminus @ sK497 @ sK498 ) )
     != $true )
    & ( $true
      = ( in @ sK500 @ ( setminus @ sK497 @ ( binunion @ sK498 @ sK499 ) ) ) )
    & ( $true
      = ( in @ sK500 @ sK497 ) )
    & ( $true
      = ( in @ sK499 @ ( powerset @ sK497 ) ) )
    & ( binintersectSubset4 = $true )
    & ( quantDeMorgan2 = $true )
    & ( upairsetIL = $true )
    & ( prop2set2propI = $true )
    & ( upairset2IR = $true )
    & ( eqimpsubset2 = $true )
    & ( binintersectSubset1 = $true )
    & ( setunionE = $true )
    & ( inPowerset = $true )
    & ( replAx = $true )
    & ( cartprodmempair = $true )
    & ( setunionE2 = $true )
    & ( exuI1 = $true )
    & ( setadjoinE = $true )
    & ( bs114d = $true )
    & ( foundationAx = $true )
    & ( sepInPowerset = $true )
    & ( iffalseProp1 = $true )
    & ( subsetRefl = $true )
    & ( nonemptyImpWitness = $true )
    & ( setextT = $true )
    & ( inIntersectImpInUnion2 = $true )
    & ( setukpairinjR12 = $true )
    & ( quantDeMorgan4 = $true )
    & ( complementTI1 = $true )
    & ( kfstpairEq = $true )
    & ( dsetconstrEL = $true )
    & ( dpsetconstrER = $true )
    & ( theeq = $true )
    & ( setextAx = $true )
    & ( contrasubsetT2 = $true )
    & ( contrasubsetT1 = $true )
    & ( funcext2 = $true )
    & ( notdexE = $true )
    & ( setukpairIR = $true )
    & ( setadjoinIL = $true )
    & ( app = $true )
    & ( binunionE = $true )
    & ( doubleComplementSub2 = $true )
    & ( powersetsubset = $true )
    & ( kfstsingleton = $true )
    & ( complementTcontraSubset = $true )
    & ( exuEu = $true )
    & ( ap2apEq1 = $true )
    & ( omega0Ax = $true )
    & ( binintersectRsub = $true )
    & ( eta1 = $true )
    & ( eqimpsubset1 = $true )
    & ( setunion__Cong = $true )
    & ( dpsetconstrEL2 = $true )
    & ( setunionAx = $true )
    & ( dpsetconstrSub = $true )
    & ( lamProp = $true )
    & ( powersetI1 = $true )
    & ( cartprodmempair1 = $true )
    & ( dsetconstrI = $true )
    & ( doubleComplementSub1 = $true )
    & ( iftrueProp2 = $true )
    & ( binintersectI = $true )
    & ( funcGraphProp2 = $true )
    & ( symdiffI2 = $true )
    & ( disjointsetsI1 = $true )
    & ( setminusI = $true )
    & ( setminusELneg = $true )
    & ( iffalseProp2 = $true )
    & ( setadjoinSub2 = $true )
    & ( lam2p = $true )
    & ( eqbreln = $true )
    & ( upairsetIR = $true )
    & ( binintersectSubset5 = $true )
    & ( doubleComplementI1 = $true )
    & ( subPowSU = $true )
    & ( subsetI2 = $true )
    & ( noeltsimpempty = $true )
    & ( singletonsubset = $true )
    & ( dsetconstrER = $true )
    & ( subsetE2 = $true )
    & ( exuI2 = $true )
    & ( emptyinunitempty = $true )
    & ( setukpairinjL1 = $true )
    & ( exuE3e = $true )
    & ( intersectInPowersetIntersectUnions = $true )
    & ( notdallE = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( contrasubsetT3 = $true )
    & ( funcGraphProp3 = $true )
    & ( omega__Cong = $true )
    & ( binintersectSubset3 = $true )
    & ( binintersectEL = $true )
    & ( ex1E2 = $true )
    & ( notinemptyset = $true )
    & ( binunionIR = $true )
    & ( powersetI = $true )
    & ( setadjoinAx = $true )
    & ( kpairp = $true )
    & ( brelnall2 = $true )
    & ( beta1 = $true )
    & ( setminusIRneg = $true )
    & ( emptysetAx = $true )
    & ( emptyInPowerset = $true )
    & ( cartprodfstpairEq = $true )
    & ( contrasubsetT = $true )
    & ( doubleComplementE1 = $true )
    & ( singletonprop = $true )
    & ( upairinpowunion = $true )
    & ( symdiffIneg1 = $true )
    & ( funcinfuncset = $true )
    & ( setOfPairsIsBReln = $true )
    & ( setadjoinSub = $true )
    & ( iftrue = $true )
    & ( ifp = $true )
    & ( kpairsurjEq = $true )
    & ( dsetconstr__Cong = $true )
    & ( binunionEcases = $true )
    & ( powersetTI1 = $true )
    & ( setminusLsub = $true )
    & ( powersetAx = $true )
    & ( lamp = $true )
    & ( powerset__Cong = $true )
    & ( apProp = $true )
    & ( dpsetconstrERa = $true )
    & ( prop2setI = $true )
    & ( notinsingleton = $true )
    & ( setext = $true )
    & ( subsetI1 = $true )
    & ( setminusT_lem = $true )
    & ( nonemptyI1 = $true )
    & ( symdiffI1 = $true )
    & ( upairsetE = $true )
    & ( inComplementUnionImpNotIn1 = $true )
    & ( cartprodpairmemER = $true )
    & ( complementTE1 = $true )
    & ( setunionsingleton2 = $true )
    & ( setadjoin__Cong = $true )
    & ( cartprodpairsurjEq = $true )
    & ( powersetT_lem = $true )
    & ( ex1E1 = $true )
    & ( singletoninpowunion = $true )
    & ( quantDeMorgan1 = $true )
    & ( inCongP = $true )
    & ( powersetE = $true )
    & ( cartprodpairin = $true )
    & ( complementTnotintersectT = $true )
    & ( ifSingleton = $true )
    & ( brelnall1 = $true )
    & ( binunionIL = $true )
    & ( setminusERneg = $true )
    & ( lam2lamEq = $true )
    & ( setminusSubset1 = $true )
    & ( secondinupair = $true )
    & ( doubleComplementEq = $true )
    & ( setukpairinjR = $true )
    & ( setadjoinOr = $true )
    & ( subsetemptysetimpeq = $true )
    & ( omegaIndAx = $true )
    & ( vacuousDall = $true )
    & ( subset2powerset = $true )
    & ( binunionT_lem = $true )
    & ( setminusEL = $true )
    & ( emptyI = $true )
    & ( eqinunit = $true )
    & ( in__Cong = $true )
    & ( powersetTE1 = $true )
    & ( ksndsingleton = $true )
    & ( funcImageSingleton = $true )
    & ( setextsub = $true )
    & ( setoftrueEq = $true )
    & ( theprop = $true )
    & ( binintersectTELcontra = $true )
    & ( emptysetimpfalse = $true )
    & ( setukpairinjR11 = $true )
    & ( prop2setE = $true )
    & ( emptyE1 = $true )
    & ( complementImpComplementIntersect = $true )
    & ( iftrueorfalse = $true )
    & ( upairset2E = $true )
    & ( setukpairinjL2 = $true )
    & ( setukpairinjR2 = $true )
    & ( descrp = $true )
    & ( subbreln = $true )
    & ( setadjoinIR = $true )
    & ( funcextLem = $true )
    & ( symdiffE = $true )
    & ( notequalI2 = $true )
    & ( cartprodsndin = $true )
    & ( notsubsetI = $true )
    & ( exu__Cong = $true )
    & ( iftrueProp1 = $true )
    & ( binintersectT_lem = $true )
    & ( ap2p = $true )
    & ( singletonsuniq = $true )
    & ( funcGraphProp4 = $true )
    & ( binunionLsub = $true )
    & ( funcext = $true )
    & ( setukpairinjL = $true )
    & ( emptyinPowerset = $true )
    & ( dpsetconstrI = $true )
    & ( exuI3 = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( beta2 = $true )
    & ( subsetTrans = $true )
    & ( binunionTILcontra = $true )
    & ( binintersectLsub = $true )
    & ( eta2 = $true )
    & ( upairequniteq = $true )
    & ( binintersectTERcontra = $true )
    & ( emptyset__Cong = $true )
    & ( binintersectSubset2 = $true )
    & ( kpairiskpair = $true )
    & ( wellorderingAx = $true )
    & ( binunionRsub = $true )
    & ( singletoninpowerset = $true )
    & ( uniqinunit = $true )
    & ( ubforcartprodlem2 = $true )
    & ( inIntersectImpInUnion = $true )
    & ( setunionsingleton1 = $true )
    & ( ubforcartprodlem3 = $true )
    & ( subsetTI = $true )
    & ( binunionTIRcontra = $true )
    & ( setunionsingleton = $true )
    & ( setminusER = $true )
    & ( setminusSubset2 = $true )
    & ( powersetE1 = $true )
    & ( omegaSAx = $true )
    & ( ubforcartprodlem1 = $true )
    & ( exuE2 = $true )
    & ( cartprodfstin = $true )
    & ( complementT_lem = $true )
    & ( ap2apEq2 = $true )
    & ( funcGraphProp1 = $true )
    & ( notequalI1 = $true )
    & ( setbeta = $true )
    & ( cartprodpairmemEL = $true )
    & ( descr__Cong = $true )
    & ( ex1I2 = $true )
    & ( setukpairinjR1 = $true )
    & ( symdiffIneg2 = $true )
    & ( singletonsswitch = $true )
    & ( emptysetsubset = $true )
    & ( dpsetconstrEL1 = $true )
    & ( nonemptyI = $true )
    & ( ex1I = $true )
    & ( inIntersectImpInIntersectUnions = $true )
    & ( nonemptyE1 = $true )
    & ( upairsubunion = $true )
    & ( subsetE = $true )
    & ( exuE1 = $true )
    & ( quantDeMorgan3 = $true )
    & ( sepSubset = $true )
    & ( infuncsetfunc = $true )
    & ( cartprodmempaircEq = $true )
    & ( ksndpairEq = $true )
    & ( emptysetE = $true )
    & ( setunionI = $true )
    & ( iffalse = $true )
    & ( setukpairIL = $true )
    & ( exuE3u = $true )
    & ( setminusILneg = $true ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK497,sK498,sK499,sK500])],[f976,f1930,f1929,f1928]) ).

thf(f1928,plain,
    ( ? [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) )
        & ? [X2: $i] :
            ( ? [X3: $i] :
                ( ( $true
                 != ( in @ X3 @ ( setminus @ X0 @ X1 ) ) )
                & ( $true
                  = ( in @ X3 @ ( setminus @ X0 @ ( binunion @ X1 @ X2 ) ) ) )
                & ( $true
                  = ( in @ X3 @ X0 ) ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) ) )
   => ( ( ( in @ sK498 @ ( powerset @ sK497 ) )
        = $true )
      & ? [X2: $i] :
          ( ? [X3: $i] :
              ( ( ( in @ X3 @ ( setminus @ sK497 @ sK498 ) )
               != $true )
              & ( $true
                = ( in @ X3 @ ( setminus @ sK497 @ ( binunion @ sK498 @ X2 ) ) ) )
              & ( $true
                = ( in @ X3 @ sK497 ) ) )
          & ( $true
            = ( in @ X2 @ ( powerset @ sK497 ) ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1929,plain,
    ( ? [X2: $i] :
        ( ? [X3: $i] :
            ( ( ( in @ X3 @ ( setminus @ sK497 @ sK498 ) )
             != $true )
            & ( $true
              = ( in @ X3 @ ( setminus @ sK497 @ ( binunion @ sK498 @ X2 ) ) ) )
            & ( $true
              = ( in @ X3 @ sK497 ) ) )
        & ( $true
          = ( in @ X2 @ ( powerset @ sK497 ) ) ) )
   => ( ? [X3: $i] :
          ( ( ( in @ X3 @ ( setminus @ sK497 @ sK498 ) )
           != $true )
          & ( $true
            = ( in @ X3 @ ( setminus @ sK497 @ ( binunion @ sK498 @ sK499 ) ) ) )
          & ( $true
            = ( in @ X3 @ sK497 ) ) )
      & ( $true
        = ( in @ sK499 @ ( powerset @ sK497 ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1930,plain,
    ( ? [X3: $i] :
        ( ( ( in @ X3 @ ( setminus @ sK497 @ sK498 ) )
         != $true )
        & ( $true
          = ( in @ X3 @ ( setminus @ sK497 @ ( binunion @ sK498 @ sK499 ) ) ) )
        & ( $true
          = ( in @ X3 @ sK497 ) ) )
   => ( ( ( in @ sK500 @ ( setminus @ sK497 @ sK498 ) )
       != $true )
      & ( $true
        = ( in @ sK500 @ ( setminus @ sK497 @ ( binunion @ sK498 @ sK499 ) ) ) )
      & ( $true
        = ( in @ sK500 @ sK497 ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f976,plain,
    ( ( cartprodsndpairEq = $true )
    & ( binintersectER = $true )
    & ( contraSubsetComplement = $true )
    & ? [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) )
        & ? [X2: $i] :
            ( ? [X3: $i] :
                ( ( $true
                 != ( in @ X3 @ ( setminus @ X0 @ X1 ) ) )
                & ( $true
                  = ( in @ X3 @ ( setminus @ X0 @ ( binunion @ X1 @ X2 ) ) ) )
                & ( $true
                  = ( in @ X3 @ X0 ) ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) ) )
    & ( binintersectSubset4 = $true )
    & ( quantDeMorgan2 = $true )
    & ( upairsetIL = $true )
    & ( prop2set2propI = $true )
    & ( upairset2IR = $true )
    & ( eqimpsubset2 = $true )
    & ( binintersectSubset1 = $true )
    & ( setunionE = $true )
    & ( inPowerset = $true )
    & ( replAx = $true )
    & ( cartprodmempair = $true )
    & ( setunionE2 = $true )
    & ( exuI1 = $true )
    & ( setadjoinE = $true )
    & ( bs114d = $true )
    & ( foundationAx = $true )
    & ( sepInPowerset = $true )
    & ( iffalseProp1 = $true )
    & ( subsetRefl = $true )
    & ( nonemptyImpWitness = $true )
    & ( setextT = $true )
    & ( inIntersectImpInUnion2 = $true )
    & ( setukpairinjR12 = $true )
    & ( quantDeMorgan4 = $true )
    & ( complementTI1 = $true )
    & ( kfstpairEq = $true )
    & ( dsetconstrEL = $true )
    & ( dpsetconstrER = $true )
    & ( theeq = $true )
    & ( setextAx = $true )
    & ( contrasubsetT2 = $true )
    & ( contrasubsetT1 = $true )
    & ( funcext2 = $true )
    & ( notdexE = $true )
    & ( setukpairIR = $true )
    & ( setadjoinIL = $true )
    & ( app = $true )
    & ( binunionE = $true )
    & ( doubleComplementSub2 = $true )
    & ( powersetsubset = $true )
    & ( kfstsingleton = $true )
    & ( complementTcontraSubset = $true )
    & ( exuEu = $true )
    & ( ap2apEq1 = $true )
    & ( omega0Ax = $true )
    & ( binintersectRsub = $true )
    & ( eta1 = $true )
    & ( eqimpsubset1 = $true )
    & ( setunion__Cong = $true )
    & ( dpsetconstrEL2 = $true )
    & ( setunionAx = $true )
    & ( dpsetconstrSub = $true )
    & ( lamProp = $true )
    & ( powersetI1 = $true )
    & ( cartprodmempair1 = $true )
    & ( dsetconstrI = $true )
    & ( doubleComplementSub1 = $true )
    & ( iftrueProp2 = $true )
    & ( binintersectI = $true )
    & ( funcGraphProp2 = $true )
    & ( symdiffI2 = $true )
    & ( disjointsetsI1 = $true )
    & ( setminusI = $true )
    & ( setminusELneg = $true )
    & ( iffalseProp2 = $true )
    & ( setadjoinSub2 = $true )
    & ( lam2p = $true )
    & ( eqbreln = $true )
    & ( upairsetIR = $true )
    & ( binintersectSubset5 = $true )
    & ( doubleComplementI1 = $true )
    & ( subPowSU = $true )
    & ( subsetI2 = $true )
    & ( noeltsimpempty = $true )
    & ( singletonsubset = $true )
    & ( dsetconstrER = $true )
    & ( subsetE2 = $true )
    & ( exuI2 = $true )
    & ( emptyinunitempty = $true )
    & ( setukpairinjL1 = $true )
    & ( exuE3e = $true )
    & ( intersectInPowersetIntersectUnions = $true )
    & ( notdallE = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( contrasubsetT3 = $true )
    & ( funcGraphProp3 = $true )
    & ( omega__Cong = $true )
    & ( binintersectSubset3 = $true )
    & ( binintersectEL = $true )
    & ( ex1E2 = $true )
    & ( notinemptyset = $true )
    & ( binunionIR = $true )
    & ( powersetI = $true )
    & ( setadjoinAx = $true )
    & ( kpairp = $true )
    & ( brelnall2 = $true )
    & ( beta1 = $true )
    & ( setminusIRneg = $true )
    & ( emptysetAx = $true )
    & ( emptyInPowerset = $true )
    & ( cartprodfstpairEq = $true )
    & ( contrasubsetT = $true )
    & ( doubleComplementE1 = $true )
    & ( singletonprop = $true )
    & ( upairinpowunion = $true )
    & ( symdiffIneg1 = $true )
    & ( funcinfuncset = $true )
    & ( setOfPairsIsBReln = $true )
    & ( setadjoinSub = $true )
    & ( iftrue = $true )
    & ( ifp = $true )
    & ( kpairsurjEq = $true )
    & ( dsetconstr__Cong = $true )
    & ( binunionEcases = $true )
    & ( powersetTI1 = $true )
    & ( setminusLsub = $true )
    & ( powersetAx = $true )
    & ( lamp = $true )
    & ( powerset__Cong = $true )
    & ( apProp = $true )
    & ( dpsetconstrERa = $true )
    & ( prop2setI = $true )
    & ( notinsingleton = $true )
    & ( setext = $true )
    & ( subsetI1 = $true )
    & ( setminusT_lem = $true )
    & ( nonemptyI1 = $true )
    & ( symdiffI1 = $true )
    & ( upairsetE = $true )
    & ( inComplementUnionImpNotIn1 = $true )
    & ( cartprodpairmemER = $true )
    & ( complementTE1 = $true )
    & ( setunionsingleton2 = $true )
    & ( setadjoin__Cong = $true )
    & ( cartprodpairsurjEq = $true )
    & ( powersetT_lem = $true )
    & ( ex1E1 = $true )
    & ( singletoninpowunion = $true )
    & ( quantDeMorgan1 = $true )
    & ( inCongP = $true )
    & ( powersetE = $true )
    & ( cartprodpairin = $true )
    & ( complementTnotintersectT = $true )
    & ( ifSingleton = $true )
    & ( brelnall1 = $true )
    & ( binunionIL = $true )
    & ( setminusERneg = $true )
    & ( lam2lamEq = $true )
    & ( setminusSubset1 = $true )
    & ( secondinupair = $true )
    & ( doubleComplementEq = $true )
    & ( setukpairinjR = $true )
    & ( setadjoinOr = $true )
    & ( subsetemptysetimpeq = $true )
    & ( omegaIndAx = $true )
    & ( vacuousDall = $true )
    & ( subset2powerset = $true )
    & ( binunionT_lem = $true )
    & ( setminusEL = $true )
    & ( emptyI = $true )
    & ( eqinunit = $true )
    & ( in__Cong = $true )
    & ( powersetTE1 = $true )
    & ( ksndsingleton = $true )
    & ( funcImageSingleton = $true )
    & ( setextsub = $true )
    & ( setoftrueEq = $true )
    & ( theprop = $true )
    & ( binintersectTELcontra = $true )
    & ( emptysetimpfalse = $true )
    & ( setukpairinjR11 = $true )
    & ( prop2setE = $true )
    & ( emptyE1 = $true )
    & ( complementImpComplementIntersect = $true )
    & ( iftrueorfalse = $true )
    & ( upairset2E = $true )
    & ( setukpairinjL2 = $true )
    & ( setukpairinjR2 = $true )
    & ( descrp = $true )
    & ( subbreln = $true )
    & ( setadjoinIR = $true )
    & ( funcextLem = $true )
    & ( symdiffE = $true )
    & ( notequalI2 = $true )
    & ( cartprodsndin = $true )
    & ( notsubsetI = $true )
    & ( exu__Cong = $true )
    & ( iftrueProp1 = $true )
    & ( binintersectT_lem = $true )
    & ( ap2p = $true )
    & ( singletonsuniq = $true )
    & ( funcGraphProp4 = $true )
    & ( binunionLsub = $true )
    & ( funcext = $true )
    & ( setukpairinjL = $true )
    & ( emptyinPowerset = $true )
    & ( dpsetconstrI = $true )
    & ( exuI3 = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( beta2 = $true )
    & ( subsetTrans = $true )
    & ( binunionTILcontra = $true )
    & ( binintersectLsub = $true )
    & ( eta2 = $true )
    & ( upairequniteq = $true )
    & ( binintersectTERcontra = $true )
    & ( emptyset__Cong = $true )
    & ( binintersectSubset2 = $true )
    & ( kpairiskpair = $true )
    & ( wellorderingAx = $true )
    & ( binunionRsub = $true )
    & ( singletoninpowerset = $true )
    & ( uniqinunit = $true )
    & ( ubforcartprodlem2 = $true )
    & ( inIntersectImpInUnion = $true )
    & ( setunionsingleton1 = $true )
    & ( ubforcartprodlem3 = $true )
    & ( subsetTI = $true )
    & ( binunionTIRcontra = $true )
    & ( setunionsingleton = $true )
    & ( setminusER = $true )
    & ( setminusSubset2 = $true )
    & ( powersetE1 = $true )
    & ( omegaSAx = $true )
    & ( ubforcartprodlem1 = $true )
    & ( exuE2 = $true )
    & ( cartprodfstin = $true )
    & ( complementT_lem = $true )
    & ( ap2apEq2 = $true )
    & ( funcGraphProp1 = $true )
    & ( notequalI1 = $true )
    & ( setbeta = $true )
    & ( cartprodpairmemEL = $true )
    & ( descr__Cong = $true )
    & ( ex1I2 = $true )
    & ( setukpairinjR1 = $true )
    & ( symdiffIneg2 = $true )
    & ( singletonsswitch = $true )
    & ( emptysetsubset = $true )
    & ( dpsetconstrEL1 = $true )
    & ( nonemptyI = $true )
    & ( ex1I = $true )
    & ( inIntersectImpInIntersectUnions = $true )
    & ( nonemptyE1 = $true )
    & ( upairsubunion = $true )
    & ( subsetE = $true )
    & ( exuE1 = $true )
    & ( quantDeMorgan3 = $true )
    & ( sepSubset = $true )
    & ( infuncsetfunc = $true )
    & ( cartprodmempaircEq = $true )
    & ( ksndpairEq = $true )
    & ( emptysetE = $true )
    & ( setunionI = $true )
    & ( iffalse = $true )
    & ( setukpairIL = $true )
    & ( exuE3u = $true )
    & ( setminusILneg = $true ) ),
    inference(flattening,[status(thm)],[f975]) ).

thf(f975,plain,
    ( ? [X0: $i,X1: $i] :
        ( ? [X2: $i] :
            ( ? [X3: $i] :
                ( ( $true
                 != ( in @ X3 @ ( setminus @ X0 @ X1 ) ) )
                & ( $true
                  = ( in @ X3 @ ( setminus @ X0 @ ( binunion @ X1 @ X2 ) ) ) )
                & ( $true
                  = ( in @ X3 @ X0 ) ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) )
        & ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) ) )
    & ( inComplementUnionImpNotIn1 = $true )
    & ( intersectInPowersetIntersectUnions = $true )
    & ( inIntersectImpInIntersectUnions = $true )
    & ( inIntersectImpInUnion2 = $true )
    & ( inIntersectImpInUnion = $true )
    & ( binunionTIRcontra = $true )
    & ( binunionTILcontra = $true )
    & ( complementTcontraSubset = $true )
    & ( contraSubsetComplement = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( complementImpComplementIntersect = $true )
    & ( complementTnotintersectT = $true )
    & ( doubleComplementEq = $true )
    & ( doubleComplementSub2 = $true )
    & ( doubleComplementSub1 = $true )
    & ( doubleComplementE1 = $true )
    & ( doubleComplementI1 = $true )
    & ( contrasubsetT3 = $true )
    & ( contrasubsetT2 = $true )
    & ( contrasubsetT1 = $true )
    & ( contrasubsetT = $true )
    & ( binintersectTERcontra = $true )
    & ( binintersectTELcontra = $true )
    & ( complementTE1 = $true )
    & ( complementTI1 = $true )
    & ( powersetTE1 = $true )
    & ( powersetTI1 = $true )
    & ( subsetTI = $true )
    & ( setextT = $true )
    & ( complementT_lem = $true )
    & ( setminusT_lem = $true )
    & ( powersetT_lem = $true )
    & ( binunionT_lem = $true )
    & ( binintersectT_lem = $true )
    & ( iftrueorfalse = $true )
    & ( iffalse = $true )
    & ( iftrue = $true )
    & ( theeq = $true )
    & ( ifp = $true )
    & ( ifSingleton = $true )
    & ( iftrueProp2 = $true )
    & ( iftrueProp1 = $true )
    & ( iffalseProp2 = $true )
    & ( iffalseProp1 = $true )
    & ( eta2 = $true )
    & ( beta2 = $true )
    & ( lam2lamEq = $true )
    & ( eta1 = $true )
    & ( beta1 = $true )
    & ( ap2apEq2 = $true )
    & ( ap2apEq1 = $true )
    & ( funcext2 = $true )
    & ( funcext = $true )
    & ( eqbreln = $true )
    & ( subbreln = $true )
    & ( funcGraphProp4 = $true )
    & ( funcextLem = $true )
    & ( funcGraphProp2 = $true )
    & ( funcGraphProp3 = $true )
    & ( funcGraphProp1 = $true )
    & ( ex1E2 = $true )
    & ( brelnall2 = $true )
    & ( brelnall1 = $true )
    & ( lam2p = $true )
    & ( lamp = $true )
    & ( lamProp = $true )
    & ( funcinfuncset = $true )
    & ( ap2p = $true )
    & ( infuncsetfunc = $true )
    & ( app = $true )
    & ( apProp = $true )
    & ( funcImageSingleton = $true )
    & ( dpsetconstrER = $true )
    & ( dpsetconstrEL2 = $true )
    & ( dpsetconstrEL1 = $true )
    & ( dpsetconstrERa = $true )
    & ( setOfPairsIsBReln = $true )
    & ( dpsetconstrSub = $true )
    & ( dpsetconstrI = $true )
    & ( cartprodpairsurjEq = $true )
    & ( cartprodsndpairEq = $true )
    & ( cartprodfstpairEq = $true )
    & ( cartprodmempaircEq = $true )
    & ( cartprodpairmemER = $true )
    & ( cartprodpairmemEL = $true )
    & ( cartprodsndin = $true )
    & ( kpairsurjEq = $true )
    & ( ksndpairEq = $true )
    & ( ksndsingleton = $true )
    & ( setukpairinjR = $true )
    & ( setukpairinjR2 = $true )
    & ( upairequniteq = $true )
    & ( setukpairinjR1 = $true )
    & ( setukpairinjR12 = $true )
    & ( setukpairinjR11 = $true )
    & ( setukpairinjL = $true )
    & ( setukpairinjL2 = $true )
    & ( cartprodfstin = $true )
    & ( kfstpairEq = $true )
    & ( theprop = $true )
    & ( kfstsingleton = $true )
    & ( setukpairinjL1 = $true )
    & ( singletonsuniq = $true )
    & ( ex1I2 = $true )
    & ( ex1I = $true )
    & ( ex1E1 = $true )
    & ( singletonprop = $true )
    & ( setunionsingleton = $true )
    & ( setunionsingleton2 = $true )
    & ( setunionsingleton1 = $true )
    & ( setunionE2 = $true )
    & ( cartprodmempair = $true )
    & ( cartprodmempair1 = $true )
    & ( cartprodpairin = $true )
    & ( ubforcartprodlem3 = $true )
    & ( ubforcartprodlem2 = $true )
    & ( ubforcartprodlem1 = $true )
    & ( upairinpowunion = $true )
    & ( upairsubunion = $true )
    & ( upairset2E = $true )
    & ( singletoninpowunion = $true )
    & ( singletoninpowerset = $true )
    & ( singletonsubset = $true )
    & ( kpairp = $true )
    & ( kpairiskpair = $true )
    & ( setukpairIR = $true )
    & ( setukpairIL = $true )
    & ( secondinupair = $true )
    & ( symdiffIneg2 = $true )
    & ( symdiffIneg1 = $true )
    & ( symdiffI2 = $true )
    & ( symdiffI1 = $true )
    & ( symdiffE = $true )
    & ( setminusSubset1 = $true )
    & ( setminusLsub = $true )
    & ( setminusIRneg = $true )
    & ( setminusILneg = $true )
    & ( setminusELneg = $true )
    & ( setminusERneg = $true )
    & ( setminusSubset2 = $true )
    & ( setminusER = $true )
    & ( setminusEL = $true )
    & ( setminusI = $true )
    & ( bs114d = $true )
    & ( binintersectSubset1 = $true )
    & ( binintersectSubset4 = $true )
    & ( binintersectRsub = $true )
    & ( disjointsetsI1 = $true )
    & ( binintersectER = $true )
    & ( binintersectSubset3 = $true )
    & ( binintersectSubset2 = $true )
    & ( binintersectLsub = $true )
    & ( binintersectEL = $true )
    & ( binintersectSubset5 = $true )
    & ( binintersectI = $true )
    & ( binunionRsub = $true )
    & ( binunionLsub = $true )
    & ( binunionE = $true )
    & ( binunionEcases = $true )
    & ( binunionIR = $true )
    & ( upairset2IR = $true )
    & ( binunionIL = $true )
    & ( sepSubset = $true )
    & ( sepInPowerset = $true )
    & ( powersetsubset = $true )
    & ( inPowerset = $true )
    & ( powersetE1 = $true )
    & ( powersetI1 = $true )
    & ( subsetemptysetimpeq = $true )
    & ( setextsub = $true )
    & ( subset2powerset = $true )
    & ( setadjoinSub2 = $true )
    & ( setadjoinSub = $true )
    & ( subsetTrans = $true )
    & ( subsetRefl = $true )
    & ( notequalI2 = $true )
    & ( notequalI1 = $true )
    & ( notsubsetI = $true )
    & ( subsetE2 = $true )
    & ( subsetE = $true )
    & ( emptysetsubset = $true )
    & ( subsetI2 = $true )
    & ( eqimpsubset1 = $true )
    & ( eqimpsubset2 = $true )
    & ( subsetI1 = $true )
    & ( dsetconstr__Cong = $true )
    & ( descr__Cong = $true )
    & ( exuEu = $true )
    & ( omega__Cong = $true )
    & ( setunion__Cong = $true )
    & ( powerset__Cong = $true )
    & ( setadjoin__Cong = $true )
    & ( emptyset__Cong = $true )
    & ( exu__Cong = $true )
    & ( exuE3u = $true )
    & ( in__Cong = $true )
    & ( inCongP = $true )
    & ( exuI2 = $true )
    & ( exuI3 = $true )
    & ( exuI1 = $true )
    & ( notdallE = $true )
    & ( notdexE = $true )
    & ( prop2set2propI = $true )
    & ( prop2setI = $true )
    & ( quantDeMorgan4 = $true )
    & ( quantDeMorgan3 = $true )
    & ( quantDeMorgan2 = $true )
    & ( quantDeMorgan1 = $true )
    & ( vacuousDall = $true )
    & ( emptyE1 = $true )
    & ( upairsetIR = $true )
    & ( upairsetIL = $true )
    & ( upairsetE = $true )
    & ( singletonsswitch = $true )
    & ( eqinunit = $true )
    & ( notinsingleton = $true )
    & ( uniqinunit = $true )
    & ( nonemptyImpWitness = $true )
    & ( exuE2 = $true )
    & ( subPowSU = $true )
    & ( setunionE = $true )
    & ( setunionI = $true )
    & ( powersetE = $true )
    & ( emptyInPowerset = $true )
    & ( emptyinPowerset = $true )
    & ( powersetI = $true )
    & ( setoftrueEq = $true )
    & ( setadjoinOr = $true )
    & ( setadjoinE = $true )
    & ( setadjoinIR = $true )
    & ( emptyinunitempty = $true )
    & ( setadjoinIL = $true )
    & ( nonemptyI1 = $true )
    & ( nonemptyI = $true )
    & ( nonemptyE1 = $true )
    & ( setbeta = $true )
    & ( noeltsimpempty = $true )
    & ( emptyI = $true )
    & ( setext = $true )
    & ( exuE3e = $true )
    & ( notinemptyset = $true )
    & ( emptysetimpfalse = $true )
    & ( emptysetE = $true )
    & ( prop2setE = $true )
    & ( exuE1 = $true )
    & ( dsetconstrER = $true )
    & ( dsetconstrEL = $true )
    & ( dsetconstrI = $true )
    & ( descrp = $true )
    & ( wellorderingAx = $true )
    & ( foundationAx = $true )
    & ( replAx = $true )
    & ( omegaIndAx = $true )
    & ( omegaSAx = $true )
    & ( omega0Ax = $true )
    & ( setunionAx = $true )
    & ( powersetAx = $true )
    & ( setadjoinAx = $true )
    & ( emptysetAx = $true )
    & ( setextAx = $true ) ),
    inference(ennf_transformation,[status(thm)],[f339]) ).

thf(f339,plain,
    ~ ( ( setextAx = $true )
     => ( ( emptysetAx = $true )
       => ( ( setadjoinAx = $true )
         => ( ( powersetAx = $true )
           => ( ( setunionAx = $true )
             => ( ( omega0Ax = $true )
               => ( ( omegaSAx = $true )
                 => ( ( omegaIndAx = $true )
                   => ( ( replAx = $true )
                     => ( ( foundationAx = $true )
                       => ( ( wellorderingAx = $true )
                         => ( ( descrp = $true )
                           => ( ( dsetconstrI = $true )
                             => ( ( dsetconstrEL = $true )
                               => ( ( dsetconstrER = $true )
                                 => ( ( exuE1 = $true )
                                   => ( ( prop2setE = $true )
                                     => ( ( emptysetE = $true )
                                       => ( ( emptysetimpfalse = $true )
                                         => ( ( notinemptyset = $true )
                                           => ( ( exuE3e = $true )
                                             => ( ( setext = $true )
                                               => ( ( emptyI = $true )
                                                 => ( ( noeltsimpempty = $true )
                                                   => ( ( setbeta = $true )
                                                     => ( ( nonemptyE1 = $true )
                                                       => ( ( nonemptyI = $true )
                                                         => ( ( nonemptyI1 = $true )
                                                           => ( ( setadjoinIL = $true )
                                                             => ( ( emptyinunitempty = $true )
                                                               => ( ( setadjoinIR = $true )
                                                                 => ( ( setadjoinE = $true )
                                                                   => ( ( setadjoinOr = $true )
                                                                     => ( ( setoftrueEq = $true )
                                                                       => ( ( powersetI = $true )
                                                                         => ( ( emptyinPowerset = $true )
                                                                           => ( ( emptyInPowerset = $true )
                                                                             => ( ( powersetE = $true )
                                                                               => ( ( setunionI = $true )
                                                                                 => ( ( setunionE = $true )
                                                                                   => ( ( subPowSU = $true )
                                                                                     => ( ( exuE2 = $true )
                                                                                       => ( ( nonemptyImpWitness = $true )
                                                                                         => ( ( uniqinunit = $true )
                                                                                           => ( ( notinsingleton = $true )
                                                                                             => ( ( eqinunit = $true )
                                                                                               => ( ( singletonsswitch = $true )
                                                                                                 => ( ( upairsetE = $true )
                                                                                                   => ( ( upairsetIL = $true )
                                                                                                     => ( ( upairsetIR = $true )
                                                                                                       => ( ( emptyE1 = $true )
                                                                                                         => ( ( vacuousDall = $true )
                                                                                                           => ( ( quantDeMorgan1 = $true )
                                                                                                             => ( ( quantDeMorgan2 = $true )
                                                                                                               => ( ( quantDeMorgan3 = $true )
                                                                                                                 => ( ( quantDeMorgan4 = $true )
                                                                                                                   => ( ( prop2setI = $true )
                                                                                                                     => ( ( prop2set2propI = $true )
                                                                                                                       => ( ( notdexE = $true )
                                                                                                                         => ( ( notdallE = $true )
                                                                                                                           => ( ( exuI1 = $true )
                                                                                                                             => ( ( exuI3 = $true )
                                                                                                                               => ( ( exuI2 = $true )
                                                                                                                                 => ( ( inCongP = $true )
                                                                                                                                   => ( ( in__Cong = $true )
                                                                                                                                     => ( ( exuE3u = $true )
                                                                                                                                       => ( ( exu__Cong = $true )
                                                                                                                                         => ( ( emptyset__Cong = $true )
                                                                                                                                           => ( ( setadjoin__Cong = $true )
                                                                                                                                             => ( ( powerset__Cong = $true )
                                                                                                                                               => ( ( setunion__Cong = $true )
                                                                                                                                                 => ( ( omega__Cong = $true )
                                                                                                                                                   => ( ( exuEu = $true )
                                                                                                                                                     => ( ( descr__Cong = $true )
                                                                                                                                                       => ( ( dsetconstr__Cong = $true )
                                                                                                                                                         => ( ( subsetI1 = $true )
                                                                                                                                                           => ( ( eqimpsubset2 = $true )
                                                                                                                                                             => ( ( eqimpsubset1 = $true )
                                                                                                                                                               => ( ( subsetI2 = $true )
                                                                                                                                                                 => ( ( emptysetsubset = $true )
                                                                                                                                                                   => ( ( subsetE = $true )
                                                                                                                                                                     => ( ( subsetE2 = $true )
                                                                                                                                                                       => ( ( notsubsetI = $true )
                                                                                                                                                                         => ( ( notequalI1 = $true )
                                                                                                                                                                           => ( ( notequalI2 = $true )
                                                                                                                                                                             => ( ( subsetRefl = $true )
                                                                                                                                                                               => ( ( subsetTrans = $true )
                                                                                                                                                                                 => ( ( setadjoinSub = $true )
                                                                                                                                                                                   => ( ( setadjoinSub2 = $true )
                                                                                                                                                                                     => ( ( subset2powerset = $true )
                                                                                                                                                                                       => ( ( setextsub = $true )
                                                                                                                                                                                         => ( ( subsetemptysetimpeq = $true )
                                                                                                                                                                                           => ( ( powersetI1 = $true )
                                                                                                                                                                                             => ( ( powersetE1 = $true )
                                                                                                                                                                                               => ( ( inPowerset = $true )
                                                                                                                                                                                                 => ( ( powersetsubset = $true )
                                                                                                                                                                                                   => ( ( sepInPowerset = $true )
                                                                                                                                                                                                     => ( ( sepSubset = $true )
                                                                                                                                                                                                       => ( ( binunionIL = $true )
                                                                                                                                                                                                         => ( ( upairset2IR = $true )
                                                                                                                                                                                                           => ( ( binunionIR = $true )
                                                                                                                                                                                                             => ( ( binunionEcases = $true )
                                                                                                                                                                                                               => ( ( binunionE = $true )
                                                                                                                                                                                                                 => ( ( binunionLsub = $true )
                                                                                                                                                                                                                   => ( ( binunionRsub = $true )
                                                                                                                                                                                                                     => ( ( binintersectI = $true )
                                                                                                                                                                                                                       => ( ( binintersectSubset5 = $true )
                                                                                                                                                                                                                         => ( ( binintersectEL = $true )
                                                                                                                                                                                                                           => ( ( binintersectLsub = $true )
                                                                                                                                                                                                                             => ( ( binintersectSubset2 = $true )
                                                                                                                                                                                                                               => ( ( binintersectSubset3 = $true )
                                                                                                                                                                                                                                 => ( ( binintersectER = $true )
                                                                                                                                                                                                                                   => ( ( disjointsetsI1 = $true )
                                                                                                                                                                                                                                     => ( ( binintersectRsub = $true )
                                                                                                                                                                                                                                       => ( ( binintersectSubset4 = $true )
                                                                                                                                                                                                                                         => ( ( binintersectSubset1 = $true )
                                                                                                                                                                                                                                           => ( ( bs114d = $true )
                                                                                                                                                                                                                                             => ( ( setminusI = $true )
                                                                                                                                                                                                                                               => ( ( setminusEL = $true )
                                                                                                                                                                                                                                                 => ( ( setminusER = $true )
                                                                                                                                                                                                                                                   => ( ( setminusSubset2 = $true )
                                                                                                                                                                                                                                                     => ( ( setminusERneg = $true )
                                                                                                                                                                                                                                                       => ( ( setminusELneg = $true )
                                                                                                                                                                                                                                                         => ( ( setminusILneg = $true )
                                                                                                                                                                                                                                                           => ( ( setminusIRneg = $true )
                                                                                                                                                                                                                                                             => ( ( setminusLsub = $true )
                                                                                                                                                                                                                                                               => ( ( setminusSubset1 = $true )
                                                                                                                                                                                                                                                                 => ( ( symdiffE = $true )
                                                                                                                                                                                                                                                                   => ( ( symdiffI1 = $true )
                                                                                                                                                                                                                                                                     => ( ( symdiffI2 = $true )
                                                                                                                                                                                                                                                                       => ( ( symdiffIneg1 = $true )
                                                                                                                                                                                                                                                                         => ( ( symdiffIneg2 = $true )
                                                                                                                                                                                                                                                                           => ( ( secondinupair = $true )
                                                                                                                                                                                                                                                                             => ( ( setukpairIL = $true )
                                                                                                                                                                                                                                                                               => ( ( setukpairIR = $true )
                                                                                                                                                                                                                                                                                 => ( ( kpairiskpair = $true )
                                                                                                                                                                                                                                                                                   => ( ( kpairp = $true )
                                                                                                                                                                                                                                                                                     => ( ( singletonsubset = $true )
                                                                                                                                                                                                                                                                                       => ( ( singletoninpowerset = $true )
                                                                                                                                                                                                                                                                                         => ( ( singletoninpowunion = $true )
                                                                                                                                                                                                                                                                                           => ( ( upairset2E = $true )
                                                                                                                                                                                                                                                                                             => ( ( upairsubunion = $true )
                                                                                                                                                                                                                                                                                               => ( ( upairinpowunion = $true )
                                                                                                                                                                                                                                                                                                 => ( ( ubforcartprodlem1 = $true )
                                                                                                                                                                                                                                                                                                   => ( ( ubforcartprodlem2 = $true )
                                                                                                                                                                                                                                                                                                     => ( ( ubforcartprodlem3 = $true )
                                                                                                                                                                                                                                                                                                       => ( ( cartprodpairin = $true )
                                                                                                                                                                                                                                                                                                         => ( ( cartprodmempair1 = $true )
                                                                                                                                                                                                                                                                                                           => ( ( cartprodmempair = $true )
                                                                                                                                                                                                                                                                                                             => ( ( setunionE2 = $true )
                                                                                                                                                                                                                                                                                                               => ( ( setunionsingleton1 = $true )
                                                                                                                                                                                                                                                                                                                 => ( ( setunionsingleton2 = $true )
                                                                                                                                                                                                                                                                                                                   => ( ( setunionsingleton = $true )
                                                                                                                                                                                                                                                                                                                     => ( ( singletonprop = $true )
                                                                                                                                                                                                                                                                                                                       => ( ( ex1E1 = $true )
                                                                                                                                                                                                                                                                                                                         => ( ( ex1I = $true )
                                                                                                                                                                                                                                                                                                                           => ( ( ex1I2 = $true )
                                                                                                                                                                                                                                                                                                                             => ( ( singletonsuniq = $true )
                                                                                                                                                                                                                                                                                                                               => ( ( setukpairinjL1 = $true )
                                                                                                                                                                                                                                                                                                                                 => ( ( kfstsingleton = $true )
                                                                                                                                                                                                                                                                                                                                   => ( ( theprop = $true )
                                                                                                                                                                                                                                                                                                                                     => ( ( kfstpairEq = $true )
                                                                                                                                                                                                                                                                                                                                       => ( ( cartprodfstin = $true )
                                                                                                                                                                                                                                                                                                                                         => ( ( setukpairinjL2 = $true )
                                                                                                                                                                                                                                                                                                                                           => ( ( setukpairinjL = $true )
                                                                                                                                                                                                                                                                                                                                             => ( ( setukpairinjR11 = $true )
                                                                                                                                                                                                                                                                                                                                               => ( ( setukpairinjR12 = $true )
                                                                                                                                                                                                                                                                                                                                                 => ( ( setukpairinjR1 = $true )
                                                                                                                                                                                                                                                                                                                                                   => ( ( upairequniteq = $true )
                                                                                                                                                                                                                                                                                                                                                     => ( ( setukpairinjR2 = $true )
                                                                                                                                                                                                                                                                                                                                                       => ( ( setukpairinjR = $true )
                                                                                                                                                                                                                                                                                                                                                         => ( ( ksndsingleton = $true )
                                                                                                                                                                                                                                                                                                                                                           => ( ( ksndpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                             => ( ( kpairsurjEq = $true )
                                                                                                                                                                                                                                                                                                                                                               => ( ( cartprodsndin = $true )
                                                                                                                                                                                                                                                                                                                                                                 => ( ( cartprodpairmemEL = $true )
                                                                                                                                                                                                                                                                                                                                                                   => ( ( cartprodpairmemER = $true )
                                                                                                                                                                                                                                                                                                                                                                     => ( ( cartprodmempaircEq = $true )
                                                                                                                                                                                                                                                                                                                                                                       => ( ( cartprodfstpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                                         => ( ( cartprodsndpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                                           => ( ( cartprodpairsurjEq = $true )
                                                                                                                                                                                                                                                                                                                                                                             => ( ( dpsetconstrI = $true )
                                                                                                                                                                                                                                                                                                                                                                               => ( ( dpsetconstrSub = $true )
                                                                                                                                                                                                                                                                                                                                                                                 => ( ( setOfPairsIsBReln = $true )
                                                                                                                                                                                                                                                                                                                                                                                   => ( ( dpsetconstrERa = $true )
                                                                                                                                                                                                                                                                                                                                                                                     => ( ( dpsetconstrEL1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                       => ( ( dpsetconstrEL2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                         => ( ( dpsetconstrER = $true )
                                                                                                                                                                                                                                                                                                                                                                                           => ( ( funcImageSingleton = $true )
                                                                                                                                                                                                                                                                                                                                                                                             => ( ( apProp = $true )
                                                                                                                                                                                                                                                                                                                                                                                               => ( ( app = $true )
                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( infuncsetfunc = $true )
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( ap2p = $true )
                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( funcinfuncset = $true )
                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( lamProp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( lamp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( lam2p = $true )
                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( brelnall1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( brelnall2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( ex1E2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( funcGraphProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( funcGraphProp3 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( funcGraphProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( funcextLem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( funcGraphProp4 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( subbreln = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( eqbreln = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( funcext = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( funcext2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( ap2apEq1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( ap2apEq2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( beta1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( eta1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( lam2lamEq = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( beta2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( eta2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( iffalseProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( iffalseProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( iftrueProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( iftrueProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( ifSingleton = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ifp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( theeq = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( iftrue = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( iffalse = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( iftrueorfalse = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( binintersectT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( binunionT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( powersetT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( setminusT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( complementT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( setextT = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( subsetTI = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( powersetTI1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( powersetTE1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( complementTI1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( complementTE1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( binintersectTELcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( binintersectTERcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( contrasubsetT = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( contrasubsetT1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( contrasubsetT2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( contrasubsetT3 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( doubleComplementI1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( doubleComplementE1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( doubleComplementSub1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( doubleComplementSub2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( doubleComplementEq = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( complementTnotintersectT = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( complementImpComplementIntersect = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( complementSubsetComplementIntersect = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( complementInPowersetComplementIntersect = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( contraSubsetComplement = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( complementTcontraSubset = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( binunionTILcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( binunionTIRcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( inIntersectImpInUnion = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( inIntersectImpInUnion2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( inIntersectImpInIntersectUnions = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( intersectInPowersetIntersectUnions = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( inComplementUnionImpNotIn1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    = ( in @ X1 @ ( powerset @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        = ( in @ X2 @ ( powerset @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            = ( in @ X3 @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              = ( in @ X3 @ ( setminus @ X0 @ ( binunion @ X1 @ X2 ) ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              = ( in @ X3 @ ( setminus @ X0 @ X1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[status(thm)],[f338]) ).

thf(f338,plain,
    ~ ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( emptyset__Cong
                                                                                                                                           => ( setadjoin__Cong
                                                                                                                                             => ( powerset__Cong
                                                                                                                                               => ( setunion__Cong
                                                                                                                                                 => ( omega__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ( ex1I2
                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                   => ( theprop
                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                               => ( app
                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  ( ( in @ X1 @ ( powerset @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( in @ X2 @ ( powerset @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X3 @ X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( in @ X3 @ ( setminus @ X0 @ ( binunion @ X1 @ X2 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( in @ X3 @ ( setminus @ X0 @ X1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f267]) ).

thf(f267,negated_conjecture,
    ~ ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( emptyset__Cong
                                                                                                                                           => ( setadjoin__Cong
                                                                                                                                             => ( powerset__Cong
                                                                                                                                               => ( setunion__Cong
                                                                                                                                                 => ( omega__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ( ex1I2
                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                   => ( theprop
                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                               => ( app
                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ! [X3: $i,X11: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  ( ( in @ X11 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [X16: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( in @ X16 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( in @ X1 @ ( setminus @ X3 @ ( binunion @ X11 @ X16 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( in @ X1 @ ( setminus @ X3 @ X11 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f266]) ).

thf(f266,conjecture,
    ( setextAx
   => ( emptysetAx
     => ( setadjoinAx
       => ( powersetAx
         => ( setunionAx
           => ( omega0Ax
             => ( omegaSAx
               => ( omegaIndAx
                 => ( replAx
                   => ( foundationAx
                     => ( wellorderingAx
                       => ( descrp
                         => ( dsetconstrI
                           => ( dsetconstrEL
                             => ( dsetconstrER
                               => ( exuE1
                                 => ( prop2setE
                                   => ( emptysetE
                                     => ( emptysetimpfalse
                                       => ( notinemptyset
                                         => ( exuE3e
                                           => ( setext
                                             => ( emptyI
                                               => ( noeltsimpempty
                                                 => ( setbeta
                                                   => ( nonemptyE1
                                                     => ( nonemptyI
                                                       => ( nonemptyI1
                                                         => ( setadjoinIL
                                                           => ( emptyinunitempty
                                                             => ( setadjoinIR
                                                               => ( setadjoinE
                                                                 => ( setadjoinOr
                                                                   => ( setoftrueEq
                                                                     => ( powersetI
                                                                       => ( emptyinPowerset
                                                                         => ( emptyInPowerset
                                                                           => ( powersetE
                                                                             => ( setunionI
                                                                               => ( setunionE
                                                                                 => ( subPowSU
                                                                                   => ( exuE2
                                                                                     => ( nonemptyImpWitness
                                                                                       => ( uniqinunit
                                                                                         => ( notinsingleton
                                                                                           => ( eqinunit
                                                                                             => ( singletonsswitch
                                                                                               => ( upairsetE
                                                                                                 => ( upairsetIL
                                                                                                   => ( upairsetIR
                                                                                                     => ( emptyE1
                                                                                                       => ( vacuousDall
                                                                                                         => ( quantDeMorgan1
                                                                                                           => ( quantDeMorgan2
                                                                                                             => ( quantDeMorgan3
                                                                                                               => ( quantDeMorgan4
                                                                                                                 => ( prop2setI
                                                                                                                   => ( prop2set2propI
                                                                                                                     => ( notdexE
                                                                                                                       => ( notdallE
                                                                                                                         => ( exuI1
                                                                                                                           => ( exuI3
                                                                                                                             => ( exuI2
                                                                                                                               => ( inCongP
                                                                                                                                 => ( in__Cong
                                                                                                                                   => ( exuE3u
                                                                                                                                     => ( exu__Cong
                                                                                                                                       => ( emptyset__Cong
                                                                                                                                         => ( setadjoin__Cong
                                                                                                                                           => ( powerset__Cong
                                                                                                                                             => ( setunion__Cong
                                                                                                                                               => ( omega__Cong
                                                                                                                                                 => ( exuEu
                                                                                                                                                   => ( descr__Cong
                                                                                                                                                     => ( dsetconstr__Cong
                                                                                                                                                       => ( subsetI1
                                                                                                                                                         => ( eqimpsubset2
                                                                                                                                                           => ( eqimpsubset1
                                                                                                                                                             => ( subsetI2
                                                                                                                                                               => ( emptysetsubset
                                                                                                                                                                 => ( subsetE
                                                                                                                                                                   => ( subsetE2
                                                                                                                                                                     => ( notsubsetI
                                                                                                                                                                       => ( notequalI1
                                                                                                                                                                         => ( notequalI2
                                                                                                                                                                           => ( subsetRefl
                                                                                                                                                                             => ( subsetTrans
                                                                                                                                                                               => ( setadjoinSub
                                                                                                                                                                                 => ( setadjoinSub2
                                                                                                                                                                                   => ( subset2powerset
                                                                                                                                                                                     => ( setextsub
                                                                                                                                                                                       => ( subsetemptysetimpeq
                                                                                                                                                                                         => ( powersetI1
                                                                                                                                                                                           => ( powersetE1
                                                                                                                                                                                             => ( inPowerset
                                                                                                                                                                                               => ( powersetsubset
                                                                                                                                                                                                 => ( sepInPowerset
                                                                                                                                                                                                   => ( sepSubset
                                                                                                                                                                                                     => ( binunionIL
                                                                                                                                                                                                       => ( upairset2IR
                                                                                                                                                                                                         => ( binunionIR
                                                                                                                                                                                                           => ( binunionEcases
                                                                                                                                                                                                             => ( binunionE
                                                                                                                                                                                                               => ( binunionLsub
                                                                                                                                                                                                                 => ( binunionRsub
                                                                                                                                                                                                                   => ( binintersectI
                                                                                                                                                                                                                     => ( binintersectSubset5
                                                                                                                                                                                                                       => ( binintersectEL
                                                                                                                                                                                                                         => ( binintersectLsub
                                                                                                                                                                                                                           => ( binintersectSubset2
                                                                                                                                                                                                                             => ( binintersectSubset3
                                                                                                                                                                                                                               => ( binintersectER
                                                                                                                                                                                                                                 => ( disjointsetsI1
                                                                                                                                                                                                                                   => ( binintersectRsub
                                                                                                                                                                                                                                     => ( binintersectSubset4
                                                                                                                                                                                                                                       => ( binintersectSubset1
                                                                                                                                                                                                                                         => ( bs114d
                                                                                                                                                                                                                                           => ( setminusI
                                                                                                                                                                                                                                             => ( setminusEL
                                                                                                                                                                                                                                               => ( setminusER
                                                                                                                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                                                                                                                   => ( setminusERneg
                                                                                                                                                                                                                                                     => ( setminusELneg
                                                                                                                                                                                                                                                       => ( setminusILneg
                                                                                                                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                                                                                                                           => ( setminusLsub
                                                                                                                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                                                                                                                               => ( symdiffE
                                                                                                                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                                                                                                                         => ( ex1I2
                                                                                                                                                                                                                                                                                                                           => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                             => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                               => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                 => ( theprop
                                                                                                                                                                                                                                                                                                                                   => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                     => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                 => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                   => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                       => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                         => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                           => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                             => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                           => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                               => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                 => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                         => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                           => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                             => ( app
                                                                                                                                                                                                                                                                                                                                                                                               => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                 => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                     => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                           => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                               => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ifSingleton
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifp
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( theeq
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( iftrue
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iffalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iftrueorfalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( binintersectT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binunionT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( powersetT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( setminusT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( setextT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( subsetTI
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( powersetTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( binintersectTELcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTERcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( contrasubsetT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( doubleComplementI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementSub1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementEq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( complementTnotintersectT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementImpComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementSubsetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementInPowersetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( contraSubsetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTcontraSubset
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binunionTILcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTIRcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( inIntersectImpInUnion
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( intersectInPowersetIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( inComplementUnionImpNotIn1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [X3: $i,X11: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( in @ X11 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X16: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X16 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( in @ X1 @ ( setminus @ X3 @ ( binunion @ X11 @ X16 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( in @ X1 @ ( setminus @ X3 @ X11 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.E14WU1Oj6f/DTF2THF_16653.p',inComplementUnionImpInComplement1) ).

thf(f4195,plain,
    ( ( $true
     != ( in @ sK499 @ ( powerset @ sK497 ) ) )
    | spl837_13 ),
    inference(avatar_component_clause,[status(thm)],[f4193]) ).

thf(f4193,definition,
    ( spl837_13
  <=> ( $true
      = ( in @ sK499 @ ( powerset @ sK497 ) ) ) ),
    introduced(definition,[new_symbols(naming,[spl837_13])],[avatar_definition]) ).

thf(f4245,plain,
    spl837_6,
    inference(avatar_split_clause,[status(thm)],[f4109,f4121]) ).

thf(f4121,definition,
    ( spl837_6
  <=> ( $true
      = ( in @ sK500 @ sK498 ) ) ),
    introduced(definition,[new_symbols(naming,[spl837_6])],[avatar_definition]) ).

thf(f4109,plain,
    ( $true
    = ( in @ sK500 @ sK498 ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4108]) ).

thf(f4108,plain,
    ( ( $true
      = ( in @ sK500 @ sK498 ) )
    | ( $true != $true ) ),
    inference(forward_demodulation,[status(thm)],[f4107,f3364]) ).

thf(f3364,plain,
    ( $true
    = ( in @ sK500 @ sK497 ) ),
    inference(cnf_transformation,[status(thm)],[f1931]) ).

thf(f4107,plain,
    ( ( $true
      = ( in @ sK500 @ sK498 ) )
    | ( $true
     != ( in @ sK500 @ sK497 ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4106]) ).

thf(f4106,plain,
    ( ( $true
      = ( in @ sK500 @ sK498 ) )
    | ( $true != $true )
    | ( $true
     != ( in @ sK500 @ sK497 ) ) ),
    inference(forward_demodulation,[status(thm)],[f4087,f3216]) ).

thf(f3216,plain,
    setminusERneg = $true,
    inference(cnf_transformation,[status(thm)],[f1931]) ).

thf(f4087,plain,
    ( ( setminusERneg != $true )
    | ( $true
     != ( in @ sK500 @ sK497 ) )
    | ( $true
      = ( in @ sK500 @ sK498 ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4073]) ).

thf(f4073,plain,
    ( ( $true != $true )
    | ( $true
     != ( in @ sK500 @ sK497 ) )
    | ( $true
      = ( in @ sK500 @ sK498 ) )
    | ( setminusERneg != $true ) ),
    inference(superposition,[status(thm)],[f3366,f2752]) ).

thf(f2752,plain,
    ! [X3: $i,X4: $i,X5: $i] :
      ( ( $true
        = ( in @ X5 @ ( setminus @ X3 @ X4 ) ) )
      | ( setminusERneg != $true )
      | ( ( in @ X5 @ X4 )
        = $true )
      | ( $true
       != ( in @ X5 @ X3 ) ) ),
    inference(cnf_transformation,[status(thm)],[f1521]) ).

thf(f1521,plain,
    ( ( ( setminusERneg = $true )
      | ( ( $true
          = ( in @ sK235 @ sK233 ) )
        & ( $true
         != ( in @ sK235 @ sK234 ) )
        & ( $true
         != ( in @ sK235 @ ( setminus @ sK233 @ sK234 ) ) ) ) )
    & ( ! [X3: $i,X4: $i,X5: $i] :
          ( ( $true
           != ( in @ X5 @ X3 ) )
          | ( ( in @ X5 @ X4 )
            = $true )
          | ( $true
            = ( in @ X5 @ ( setminus @ X3 @ X4 ) ) ) )
      | ( setminusERneg != $true ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK233,sK234,sK235])],[f1519,f1520]) ).

thf(f1520,plain,
    ( ? [X0: $i,X1: $i,X2: $i] :
        ( ( $true
          = ( in @ X2 @ X0 ) )
        & ( ( in @ X2 @ X1 )
         != $true )
        & ( ( in @ X2 @ ( setminus @ X0 @ X1 ) )
         != $true ) )
   => ( ( $true
        = ( in @ sK235 @ sK233 ) )
      & ( $true
       != ( in @ sK235 @ sK234 ) )
      & ( $true
       != ( in @ sK235 @ ( setminus @ sK233 @ sK234 ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1519,plain,
    ( ( ( setminusERneg = $true )
      | ? [X0: $i,X1: $i,X2: $i] :
          ( ( $true
            = ( in @ X2 @ X0 ) )
          & ( ( in @ X2 @ X1 )
           != $true )
          & ( ( in @ X2 @ ( setminus @ X0 @ X1 ) )
           != $true ) ) )
    & ( ! [X3: $i,X4: $i,X5: $i] :
          ( ( $true
           != ( in @ X5 @ X3 ) )
          | ( ( in @ X5 @ X4 )
            = $true )
          | ( $true
            = ( in @ X5 @ ( setminus @ X3 @ X4 ) ) ) )
      | ( setminusERneg != $true ) ) ),
    inference(rectify,[status(thm)],[f1518]) ).

thf(f1518,plain,
    ( ( ( setminusERneg = $true )
      | ? [X0: $i,X1: $i,X2: $i] :
          ( ( $true
            = ( in @ X2 @ X0 ) )
          & ( ( in @ X2 @ X1 )
           != $true )
          & ( ( in @ X2 @ ( setminus @ X0 @ X1 ) )
           != $true ) ) )
    & ( ! [X0: $i,X1: $i,X2: $i] :
          ( ( $true
           != ( in @ X2 @ X0 ) )
          | ( ( in @ X2 @ X1 )
            = $true )
          | ( ( in @ X2 @ ( setminus @ X0 @ X1 ) )
            = $true ) )
      | ( setminusERneg != $true ) ) ),
    inference(nnf_transformation,[status(thm)],[f1037]) ).

thf(f1037,plain,
    ( ( setminusERneg = $true )
  <=> ! [X0: $i,X1: $i,X2: $i] :
        ( ( $true
         != ( in @ X2 @ X0 ) )
        | ( ( in @ X2 @ X1 )
          = $true )
        | ( ( in @ X2 @ ( setminus @ X0 @ X1 ) )
          = $true ) ) ),
    inference(flattening,[status(thm)],[f1036]) ).

thf(f1036,plain,
    ( ! [X0: $i,X1: $i,X2: $i] :
        ( ( ( in @ X2 @ X1 )
          = $true )
        | ( $true
         != ( in @ X2 @ X0 ) )
        | ( ( in @ X2 @ ( setminus @ X0 @ X1 ) )
          = $true ) )
  <=> ( setminusERneg = $true ) ),
    inference(ennf_transformation,[status(thm)],[f814]) ).

thf(f814,plain,
    ( ! [X0: $i,X1: $i,X2: $i] :
        ( ( ( in @ X2 @ ( setminus @ X0 @ X1 ) )
         != $true )
       => ( ( $true
            = ( in @ X2 @ X0 ) )
         => ( ( in @ X2 @ X1 )
            = $true ) ) )
  <=> ( setminusERneg = $true ) ),
    inference(flattening,[status(thm)],[f413]) ).

thf(f413,plain,
    ( ( setminusERneg = $true )
  <=> ! [X0: $i,X1: $i,X2: $i] :
        ( ( ( in @ X2 @ ( setminus @ X0 @ X1 ) )
         != $true )
       => ( ( $true
            = ( in @ X2 @ X0 ) )
         => ( ( in @ X2 @ X1 )
            = $true ) ) ) ),
    inference(fool_elimination,[status(thm)],[f412]) ).

thf(f412,plain,
    ( setminusERneg
    = ( ! [X0: $i,X1: $i,X2: $i] :
          ( ~ ( in @ X2 @ ( setminus @ X0 @ X1 ) )
         => ( ( in @ X2 @ X0 )
           => ( in @ X2 @ X1 ) ) ) ) ),
    inference(rectify,[status(thm)],[f124]) ).

thf(f124,axiom,
    ( setminusERneg
    = ( ! [X3: $i,X4: $i,X1: $i] :
          ( ~ ( in @ X1 @ ( setminus @ X3 @ X4 ) )
         => ( ( in @ X1 @ X3 )
           => ( in @ X1 @ X4 ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.E14WU1Oj6f/DTF2THF_16653.p',setminusERneg) ).

thf(f3366,plain,
    ( ( in @ sK500 @ ( setminus @ sK497 @ sK498 ) )
   != $true ),
    inference(cnf_transformation,[status(thm)],[f1931]) ).

thf(f4196,plain,
    ( ~ spl837_13
    | ~ spl837_6 ),
    inference(avatar_split_clause,[status(thm)],[f4191,f4121,f4193]) ).

thf(f4191,plain,
    ( ( $true
     != ( in @ sK499 @ ( powerset @ sK497 ) ) )
    | ( $true
     != ( in @ sK500 @ sK498 ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4190]) ).

thf(f4190,plain,
    ( ( $true != $true )
    | ( $true
     != ( in @ sK500 @ sK498 ) )
    | ( $true
     != ( in @ sK499 @ ( powerset @ sK497 ) ) ) ),
    inference(forward_demodulation,[status(thm)],[f4189,f3364]) ).

thf(f4189,plain,
    ( ( $true
     != ( in @ sK499 @ ( powerset @ sK497 ) ) )
    | ( $true
     != ( in @ sK500 @ sK497 ) )
    | ( $true
     != ( in @ sK500 @ sK498 ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4188]) ).

thf(f4188,plain,
    ( ( $true
     != ( in @ sK500 @ sK498 ) )
    | ( $true
     != ( in @ sK500 @ sK497 ) )
    | ( $true
     != ( in @ sK499 @ ( powerset @ sK497 ) ) )
    | ( $true != $true ) ),
    inference(forward_demodulation,[status(thm)],[f4187,f3233]) ).

thf(f3233,plain,
    inComplementUnionImpNotIn1 = $true,
    inference(cnf_transformation,[status(thm)],[f1931]) ).

thf(f4187,plain,
    ( ( $true
     != ( in @ sK500 @ sK498 ) )
    | ( inComplementUnionImpNotIn1 != $true )
    | ( $true
     != ( in @ sK500 @ sK497 ) )
    | ( $true
     != ( in @ sK499 @ ( powerset @ sK497 ) ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4186]) ).

thf(f4186,plain,
    ( ( $true
     != ( in @ sK500 @ sK498 ) )
    | ( $true != $true )
    | ( $true
     != ( in @ sK499 @ ( powerset @ sK497 ) ) )
    | ( $true
     != ( in @ sK500 @ sK497 ) )
    | ( inComplementUnionImpNotIn1 != $true ) ),
    inference(forward_demodulation,[status(thm)],[f4154,f3367]) ).

thf(f3367,plain,
    ( ( in @ sK498 @ ( powerset @ sK497 ) )
    = $true ),
    inference(cnf_transformation,[status(thm)],[f1931]) ).

thf(f4154,plain,
    ( ( ( in @ sK498 @ ( powerset @ sK497 ) )
     != $true )
    | ( $true
     != ( in @ sK500 @ sK497 ) )
    | ( $true
     != ( in @ sK499 @ ( powerset @ sK497 ) ) )
    | ( inComplementUnionImpNotIn1 != $true )
    | ( $true
     != ( in @ sK500 @ sK498 ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4141]) ).

thf(f4141,plain,
    ( ( ( in @ sK498 @ ( powerset @ sK497 ) )
     != $true )
    | ( $true != $true )
    | ( $true
     != ( in @ sK499 @ ( powerset @ sK497 ) ) )
    | ( inComplementUnionImpNotIn1 != $true )
    | ( $true
     != ( in @ sK500 @ sK497 ) )
    | ( $true
     != ( in @ sK500 @ sK498 ) ) ),
    inference(superposition,[status(thm)],[f3556,f3365]) ).

thf(f3365,plain,
    ( $true
    = ( in @ sK500 @ ( setminus @ sK497 @ ( binunion @ sK498 @ sK499 ) ) ) ),
    inference(cnf_transformation,[status(thm)],[f1931]) ).

thf(f3556,plain,
    ! [X2: $i,X3: $i,X0: $i,X1: $i] :
      ( ( $true
       != ( in @ X3 @ ( setminus @ X1 @ ( binunion @ X0 @ X2 ) ) ) )
      | ( ( in @ X3 @ X1 )
       != $true )
      | ( $true
       != ( in @ X2 @ ( powerset @ X1 ) ) )
      | ( $true
       != ( in @ X0 @ ( powerset @ X1 ) ) )
      | ( $true
       != ( in @ X3 @ X0 ) )
      | ( inComplementUnionImpNotIn1 != $true ) ),
    inference(cnf_transformation,[status(thm)],[f2147]) ).

thf(f2147,plain,
    ( ( ! [X0: $i,X1: $i] :
          ( ( $true
           != ( in @ X0 @ ( powerset @ X1 ) ) )
          | ! [X2: $i] :
              ( ! [X3: $i] :
                  ( ( $true
                   != ( in @ X3 @ X0 ) )
                  | ( $true
                   != ( in @ X3 @ ( setminus @ X1 @ ( binunion @ X0 @ X2 ) ) ) )
                  | ( ( in @ X3 @ X1 )
                   != $true ) )
              | ( $true
               != ( in @ X2 @ ( powerset @ X1 ) ) ) ) )
      | ( inComplementUnionImpNotIn1 != $true ) )
    & ( ( inComplementUnionImpNotIn1 = $true )
      | ( ( $true
          = ( in @ sK641 @ ( powerset @ sK642 ) ) )
        & ( $true
          = ( in @ sK644 @ sK641 ) )
        & ( $true
          = ( in @ sK644 @ ( setminus @ sK642 @ ( binunion @ sK641 @ sK643 ) ) ) )
        & ( $true
          = ( in @ sK644 @ sK642 ) )
        & ( $true
          = ( in @ sK643 @ ( powerset @ sK642 ) ) ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK641,sK642,sK643,sK644])],[f2143,f2146,f2145,f2144]) ).

thf(f2144,plain,
    ( ? [X4: $i,X5: $i] :
        ( ( $true
          = ( in @ X4 @ ( powerset @ X5 ) ) )
        & ? [X6: $i] :
            ( ? [X7: $i] :
                ( ( ( in @ X7 @ X4 )
                  = $true )
                & ( $true
                  = ( in @ X7 @ ( setminus @ X5 @ ( binunion @ X4 @ X6 ) ) ) )
                & ( $true
                  = ( in @ X7 @ X5 ) ) )
            & ( $true
              = ( in @ X6 @ ( powerset @ X5 ) ) ) ) )
   => ( ( $true
        = ( in @ sK641 @ ( powerset @ sK642 ) ) )
      & ? [X6: $i] :
          ( ? [X7: $i] :
              ( ( $true
                = ( in @ X7 @ sK641 ) )
              & ( $true
                = ( in @ X7 @ ( setminus @ sK642 @ ( binunion @ sK641 @ X6 ) ) ) )
              & ( $true
                = ( in @ X7 @ sK642 ) ) )
          & ( ( in @ X6 @ ( powerset @ sK642 ) )
            = $true ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f2145,plain,
    ( ? [X6: $i] :
        ( ? [X7: $i] :
            ( ( $true
              = ( in @ X7 @ sK641 ) )
            & ( $true
              = ( in @ X7 @ ( setminus @ sK642 @ ( binunion @ sK641 @ X6 ) ) ) )
            & ( $true
              = ( in @ X7 @ sK642 ) ) )
        & ( ( in @ X6 @ ( powerset @ sK642 ) )
          = $true ) )
   => ( ? [X7: $i] :
          ( ( $true
            = ( in @ X7 @ sK641 ) )
          & ( $true
            = ( in @ X7 @ ( setminus @ sK642 @ ( binunion @ sK641 @ sK643 ) ) ) )
          & ( $true
            = ( in @ X7 @ sK642 ) ) )
      & ( $true
        = ( in @ sK643 @ ( powerset @ sK642 ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f2146,plain,
    ( ? [X7: $i] :
        ( ( $true
          = ( in @ X7 @ sK641 ) )
        & ( $true
          = ( in @ X7 @ ( setminus @ sK642 @ ( binunion @ sK641 @ sK643 ) ) ) )
        & ( $true
          = ( in @ X7 @ sK642 ) ) )
   => ( ( $true
        = ( in @ sK644 @ sK641 ) )
      & ( $true
        = ( in @ sK644 @ ( setminus @ sK642 @ ( binunion @ sK641 @ sK643 ) ) ) )
      & ( $true
        = ( in @ sK644 @ sK642 ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f2143,plain,
    ( ( ! [X0: $i,X1: $i] :
          ( ( $true
           != ( in @ X0 @ ( powerset @ X1 ) ) )
          | ! [X2: $i] :
              ( ! [X3: $i] :
                  ( ( $true
                   != ( in @ X3 @ X0 ) )
                  | ( $true
                   != ( in @ X3 @ ( setminus @ X1 @ ( binunion @ X0 @ X2 ) ) ) )
                  | ( ( in @ X3 @ X1 )
                   != $true ) )
              | ( $true
               != ( in @ X2 @ ( powerset @ X1 ) ) ) ) )
      | ( inComplementUnionImpNotIn1 != $true ) )
    & ( ( inComplementUnionImpNotIn1 = $true )
      | ? [X4: $i,X5: $i] :
          ( ( $true
            = ( in @ X4 @ ( powerset @ X5 ) ) )
          & ? [X6: $i] :
              ( ? [X7: $i] :
                  ( ( ( in @ X7 @ X4 )
                    = $true )
                  & ( $true
                    = ( in @ X7 @ ( setminus @ X5 @ ( binunion @ X4 @ X6 ) ) ) )
                  & ( $true
                    = ( in @ X7 @ X5 ) ) )
              & ( $true
                = ( in @ X6 @ ( powerset @ X5 ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f2142]) ).

thf(f2142,plain,
    ( ( ! [X0: $i,X1: $i] :
          ( ( $true
           != ( in @ X0 @ ( powerset @ X1 ) ) )
          | ! [X2: $i] :
              ( ! [X3: $i] :
                  ( ( $true
                   != ( in @ X3 @ X0 ) )
                  | ( $true
                   != ( in @ X3 @ ( setminus @ X1 @ ( binunion @ X0 @ X2 ) ) ) )
                  | ( ( in @ X3 @ X1 )
                   != $true ) )
              | ( $true
               != ( in @ X2 @ ( powerset @ X1 ) ) ) ) )
      | ( inComplementUnionImpNotIn1 != $true ) )
    & ( ( inComplementUnionImpNotIn1 = $true )
      | ? [X0: $i,X1: $i] :
          ( ( $true
            = ( in @ X0 @ ( powerset @ X1 ) ) )
          & ? [X2: $i] :
              ( ? [X3: $i] :
                  ( ( $true
                    = ( in @ X3 @ X0 ) )
                  & ( $true
                    = ( in @ X3 @ ( setminus @ X1 @ ( binunion @ X0 @ X2 ) ) ) )
                  & ( ( in @ X3 @ X1 )
                    = $true ) )
              & ( $true
                = ( in @ X2 @ ( powerset @ X1 ) ) ) ) ) ) ),
    inference(nnf_transformation,[status(thm)],[f999]) ).

thf(f999,plain,
    ( ! [X0: $i,X1: $i] :
        ( ( $true
         != ( in @ X0 @ ( powerset @ X1 ) ) )
        | ! [X2: $i] :
            ( ! [X3: $i] :
                ( ( $true
                 != ( in @ X3 @ X0 ) )
                | ( $true
                 != ( in @ X3 @ ( setminus @ X1 @ ( binunion @ X0 @ X2 ) ) ) )
                | ( ( in @ X3 @ X1 )
                 != $true ) )
            | ( $true
             != ( in @ X2 @ ( powerset @ X1 ) ) ) ) )
  <=> ( inComplementUnionImpNotIn1 = $true ) ),
    inference(flattening,[status(thm)],[f998]) ).

thf(f998,plain,
    ( ( inComplementUnionImpNotIn1 = $true )
  <=> ! [X0: $i,X1: $i] :
        ( ! [X2: $i] :
            ( ! [X3: $i] :
                ( ( $true
                 != ( in @ X3 @ X0 ) )
                | ( $true
                 != ( in @ X3 @ ( setminus @ X1 @ ( binunion @ X0 @ X2 ) ) ) )
                | ( ( in @ X3 @ X1 )
                 != $true ) )
            | ( $true
             != ( in @ X2 @ ( powerset @ X1 ) ) ) )
        | ( $true
         != ( in @ X0 @ ( powerset @ X1 ) ) ) ) ),
    inference(ennf_transformation,[status(thm)],[f840]) ).

thf(f840,plain,
    ( ( inComplementUnionImpNotIn1 = $true )
  <=> ! [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X0 @ ( powerset @ X1 ) ) )
       => ! [X2: $i] :
            ( ( $true
              = ( in @ X2 @ ( powerset @ X1 ) ) )
           => ! [X3: $i] :
                ( ( ( in @ X3 @ X1 )
                  = $true )
               => ( ( $true
                    = ( in @ X3 @ ( setminus @ X1 @ ( binunion @ X0 @ X2 ) ) ) )
                 => ( $true
                   != ( in @ X3 @ X0 ) ) ) ) ) ) ),
    inference(flattening,[status(thm)],[f708]) ).

thf(f708,plain,
    ( ! [X0: $i,X1: $i] :
        ( ( $true
          = ( in @ X0 @ ( powerset @ X1 ) ) )
       => ! [X2: $i] :
            ( ( $true
              = ( in @ X2 @ ( powerset @ X1 ) ) )
           => ! [X3: $i] :
                ( ( ( in @ X3 @ X1 )
                  = $true )
               => ( ( $true
                    = ( in @ X3 @ ( setminus @ X1 @ ( binunion @ X0 @ X2 ) ) ) )
                 => ( $true
                   != ( in @ X3 @ X0 ) ) ) ) ) )
  <=> ( inComplementUnionImpNotIn1 = $true ) ),
    inference(fool_elimination,[status(thm)],[f707]) ).

thf(f707,plain,
    ! [X0: $i,X1: $i] :
      ( ( ( in @ X0 @ ( powerset @ X1 ) )
       => ! [X2: $i] :
            ( ( in @ X2 @ ( powerset @ X1 ) )
           => ! [X3: $i] :
                ( ( in @ X3 @ X1 )
               => ( ( in @ X3 @ ( setminus @ X1 @ ( binunion @ X0 @ X2 ) ) )
                 => ~ ( in @ X3 @ X0 ) ) ) ) )
      = inComplementUnionImpNotIn1 ),
    inference(rectify,[status(thm)],[f265]) ).

thf(f265,axiom,
    ! [X11: $i,X3: $i] :
      ( ( ( in @ X11 @ ( powerset @ X3 ) )
       => ! [X16: $i] :
            ( ( in @ X16 @ ( powerset @ X3 ) )
           => ! [X1: $i] :
                ( ( in @ X1 @ X3 )
               => ( ( in @ X1 @ ( setminus @ X3 @ ( binunion @ X11 @ X16 ) ) )
                 => ~ ( in @ X1 @ X11 ) ) ) ) )
      = inComplementUnionImpNotIn1 ),
    file('/export/starexec/sandbox/tmp/tmp.E14WU1Oj6f/DTF2THF_16653.p',inComplementUnionImpNotIn1) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SEU745^1 : TPTP v9.2.1. Released v3.7.0.
% 0.00/0.13  % Command  : /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.17/0.34  % Computer : n010.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 12:32:33 EST 2026
% 0.17/0.34  % CPUTime  : 
% 0.17/0.34  Running /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.31/0.46  ---- Original DTF file ---
% 0.31/0.46  thf(spec,logic,$$dhol).
% 0.31/0.46  %------------------------------------------------------------------------------
% 0.31/0.46  % File     : SEU745^1 : TPTP v9.2.1. Released v3.7.0.
% 0.31/0.46  % Domain   : Set Theory
% 0.31/0.46  % Problem  : Typed Set Theory - Laws for Typed Sets
% 0.31/0.46  % Version  : Especial.
% 0.31/0.46  % English  : (! A:i.! X:i.in X (powerset A) -> (! Y:i.in Y (powerset A) ->
% 0.31/0.46  %            (! x:i.in x A -> in x (setminus A (binunion X Y)) ->
% 0.31/0.46  %            in x (setminus A X))))
% 0.31/0.46  
% 0.31/0.46  % Refs     : [Bro08] Brown (2008), Email to G. Sutcliffe
% 0.31/0.46  % Source   : [Bro08]
% 0.31/0.46  % Names    : ZFC247g [Bro08]
% 0.31/0.46  
% 0.31/0.46  % Status   : Theorem
% 0.31/0.46  % Rating   : 0.11 v9.1.0, 0.12 v9.0.0, 0.20 v8.2.0, 0.31 v8.1.0, 0.18 v7.5.0, 0.14 v7.4.0, 0.22 v7.2.0, 0.12 v7.1.0, 0.38 v7.0.0, 0.29 v6.4.0, 0.33 v6.3.0, 0.40 v6.2.0, 0.29 v6.1.0, 0.43 v5.5.0, 0.50 v5.4.0, 0.60 v5.2.0, 0.80 v4.1.0, 1.00 v3.7.0
% 0.31/0.46  % Syntax   : Number of formulae    :  565 ( 265 unt; 299 typ; 265 def)
% 0.31/0.46  %            Number of atoms       : 1549 ( 391 equ;   0 cnn)
% 0.31/0.46  %            Maximal formula atoms :  266 (   5 avg)
% 0.31/0.46  %            Number of connectives : 3162 (  70   ~;  12   |;  44   &;2259   @)
% 0.31/0.46  %                                         (  14 <=>; 763  =>;   0  <=;   0 <~>)
% 0.31/0.46  %            Maximal formula depth :  274 (   2 avg)
% 0.31/0.46  %            Number of types       :    2 (   0 usr)
% 0.31/0.46  %            Number of type conns  :  132 ( 132   >;   0   *;   0   +;   0  <<)
% 0.31/0.46  %            Number of symbols     :  302 ( 299 usr; 265 con; 0-4 aty)
% 0.31/0.46  %            Number of variables   :  898 (  74   ^; 789   !;  35   ?; 898   :)
% 0.31/0.46  % SPC      : TH0_THM_EQU_NAR
% 0.31/0.46  
% 0.31/0.46  % Comments : http://mathgate.info/detsetitem.php?id=307
% 0.31/0.46  %------------------------------------------------------------------------------
% 0.31/0.46  thf(in_type,type,
% 0.31/0.46      in: $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exu_type,type,
% 0.31/0.46      exu: ( $i > $o ) > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exu,definition,
% 0.31/0.46      ( exu
% 0.31/0.46      = ( ^ [Xphi: $i > $o] :
% 0.31/0.46          ? [Xx: $i] :
% 0.31/0.46            ( ( Xphi @ Xx )
% 0.31/0.46            & ! [Xy: $i] :
% 0.31/0.46                ( ( Xphi @ Xy )
% 0.31/0.46               => ( Xx = Xy ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setextAx_type,type,
% 0.31/0.46      setextAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setextAx,definition,
% 0.31/0.46      ( setextAx
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46              <=> ( in @ Xx @ B ) )
% 0.31/0.46           => ( A = B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyset_type,type,
% 0.31/0.46      emptyset: $i ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetAx_type,type,
% 0.31/0.46      emptysetAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetAx,definition,
% 0.31/0.46      ( emptysetAx
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoin_type,type,
% 0.31/0.46      setadjoin: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinAx_type,type,
% 0.31/0.46      setadjoinAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinAx,definition,
% 0.31/0.46      ( setadjoinAx
% 0.31/0.46      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.31/0.46          <=> ( ( Xy = Xx )
% 0.31/0.46              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powerset_type,type,
% 0.31/0.46      powerset: $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetAx_type,type,
% 0.31/0.46      powersetAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetAx,definition,
% 0.31/0.46      ( powersetAx
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( in @ B @ ( powerset @ A ) )
% 0.31/0.46          <=> ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ B )
% 0.31/0.46               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunion_type,type,
% 0.31/0.46      setunion: $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionAx_type,type,
% 0.31/0.46      setunionAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionAx,definition,
% 0.31/0.46      ( setunionAx
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setunion @ A ) )
% 0.31/0.46          <=> ? [B: $i] :
% 0.31/0.46                ( ( in @ Xx @ B )
% 0.31/0.46                & ( in @ B @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(omega_type,type,
% 0.31/0.46      omega: $i ).
% 0.31/0.46  
% 0.31/0.46  thf(omega0Ax_type,type,
% 0.31/0.46      omega0Ax: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(omega0Ax,definition,
% 0.31/0.46      ( omega0Ax
% 0.31/0.46      = ( in @ emptyset @ omega ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(omegaSAx_type,type,
% 0.31/0.46      omegaSAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(omegaSAx,definition,
% 0.31/0.46      ( omegaSAx
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ omega )
% 0.31/0.46           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(omegaIndAx_type,type,
% 0.31/0.46      omegaIndAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(omegaIndAx,definition,
% 0.31/0.46      ( omegaIndAx
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ( ( in @ emptyset @ A )
% 0.31/0.46              & ! [Xx: $i] :
% 0.31/0.46                  ( ( ( in @ Xx @ omega )
% 0.31/0.46                    & ( in @ Xx @ A ) )
% 0.31/0.46                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ omega )
% 0.31/0.46               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(replAx_type,type,
% 0.31/0.46      replAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(replAx,definition,
% 0.31/0.46      ( replAx
% 0.31/0.46      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( exu
% 0.31/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 0.31/0.46           => ? [B: $i] :
% 0.31/0.46              ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ B )
% 0.31/0.46              <=> ? [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ A )
% 0.31/0.46                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(foundationAx_type,type,
% 0.31/0.46      foundationAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(foundationAx,definition,
% 0.31/0.46      ( foundationAx
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.31/0.46           => ? [B: $i] :
% 0.31/0.46                ( ( in @ B @ A )
% 0.31/0.46                & ~ ? [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ B )
% 0.31/0.46                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(wellorderingAx_type,type,
% 0.31/0.46      wellorderingAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(wellorderingAx,definition,
% 0.31/0.46      ( wellorderingAx
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46          ? [B: $i] :
% 0.31/0.46            ( ! [C: $i] :
% 0.31/0.46                ( ( in @ C @ B )
% 0.31/0.46               => ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ C )
% 0.31/0.46                   => ( in @ Xx @ A ) ) )
% 0.31/0.46            & ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( ( in @ Xx @ A )
% 0.31/0.46                  & ( in @ Xy @ A ) )
% 0.31/0.46               => ( ! [C: $i] :
% 0.31/0.46                      ( ( in @ C @ B )
% 0.31/0.46                     => ( ( in @ Xx @ C )
% 0.31/0.46                      <=> ( in @ Xy @ C ) ) )
% 0.31/0.46                 => ( Xx = Xy ) ) )
% 0.31/0.46            & ! [C: $i,D: $i] :
% 0.31/0.46                ( ( ( in @ C @ B )
% 0.31/0.46                  & ( in @ D @ B ) )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ C )
% 0.31/0.46                     => ( in @ Xx @ D ) )
% 0.31/0.46                  | ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ D )
% 0.31/0.46                     => ( in @ Xx @ C ) ) ) )
% 0.31/0.46            & ! [C: $i] :
% 0.31/0.46                ( ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ C )
% 0.31/0.46                     => ( in @ Xx @ A ) )
% 0.31/0.46                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 0.31/0.46               => ? [D: $i,Xx: $i] :
% 0.31/0.46                    ( ( in @ D @ B )
% 0.31/0.46                    & ( in @ Xx @ C )
% 0.31/0.46                    & ~ ? [Xy: $i] :
% 0.31/0.46                          ( ( in @ Xy @ D )
% 0.31/0.46                          & ( in @ Xy @ C ) )
% 0.31/0.46                    & ! [E: $i] :
% 0.31/0.46                        ( ( in @ E @ B )
% 0.31/0.46                       => ( ! [Xy: $i] :
% 0.31/0.46                              ( ( in @ Xy @ E )
% 0.31/0.46                             => ( in @ Xy @ D ) )
% 0.31/0.46                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(descr_type,type,
% 0.31/0.46      descr: ( $i > $o ) > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(descrp_type,type,
% 0.31/0.46      descrp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(descrp,definition,
% 0.31/0.46      ( descrp
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ( Xphi
% 0.31/0.46              @ ( descr
% 0.31/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstr_type,type,
% 0.31/0.46      dsetconstr: $i > ( $i > $o ) > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrI_type,type,
% 0.31/0.46      dsetconstrI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrI,definition,
% 0.31/0.46      ( dsetconstrI
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( Xphi @ Xx )
% 0.31/0.46             => ( in @ Xx
% 0.31/0.46                @ ( dsetconstr @ A
% 0.31/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrEL_type,type,
% 0.31/0.46      dsetconstrEL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrEL,definition,
% 0.31/0.46      ( dsetconstrEL
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx
% 0.31/0.46              @ ( dsetconstr @ A
% 0.31/0.46                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.31/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrER_type,type,
% 0.31/0.46      dsetconstrER: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrER,definition,
% 0.31/0.46      ( dsetconstrER
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx
% 0.31/0.46              @ ( dsetconstr @ A
% 0.31/0.46                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.31/0.46           => ( Xphi @ Xx ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE1_type,type,
% 0.31/0.46      exuE1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE1,definition,
% 0.31/0.46      ( exuE1
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( Xphi @ Xx )
% 0.31/0.46                & ! [Xy: $i] :
% 0.31/0.46                    ( ( Xphi @ Xy )
% 0.31/0.46                   => ( Xx = Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2set_type,type,
% 0.31/0.46      prop2set: $o > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2setE_type,type,
% 0.31/0.46      prop2setE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2setE,definition,
% 0.31/0.46      ( prop2setE
% 0.31/0.46      = ( ! [Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 0.31/0.46           => Xphi ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetE_type,type,
% 0.31/0.46      emptysetE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetE,definition,
% 0.31/0.46      ( emptysetE
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ emptyset )
% 0.31/0.46           => ! [Xphi: $o] : Xphi ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetimpfalse_type,type,
% 0.31/0.46      emptysetimpfalse: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetimpfalse,definition,
% 0.31/0.46      ( emptysetimpfalse
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ emptyset )
% 0.31/0.46           => $false ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notinemptyset_type,type,
% 0.31/0.46      notinemptyset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notinemptyset,definition,
% 0.31/0.46      ( notinemptyset
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE3e_type,type,
% 0.31/0.46      exuE3e: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE3e,definition,
% 0.31/0.46      ( exuE3e
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setext_type,type,
% 0.31/0.46      setext: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setext,definition,
% 0.31/0.46      ( setext
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ Xx @ B ) )
% 0.31/0.46           => ( ! [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ B )
% 0.31/0.46                 => ( in @ Xx @ A ) )
% 0.31/0.46             => ( A = B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyI_type,type,
% 0.31/0.46      emptyI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyI,definition,
% 0.31/0.46      ( emptyI
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ~ ( in @ Xx @ A )
% 0.31/0.46           => ( A = emptyset ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(noeltsimpempty_type,type,
% 0.31/0.46      noeltsimpempty: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(noeltsimpempty,definition,
% 0.31/0.46      ( noeltsimpempty
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ~ ( in @ Xx @ A )
% 0.31/0.46           => ( A = emptyset ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setbeta_type,type,
% 0.31/0.46      setbeta: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setbeta,definition,
% 0.31/0.46      ( setbeta
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( in @ Xx
% 0.31/0.46                @ ( dsetconstr @ A
% 0.31/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.31/0.46            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(nonempty_type,type,
% 0.31/0.46      nonempty: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(nonempty,definition,
% 0.31/0.46      ( nonempty
% 0.31/0.46      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyE1_type,type,
% 0.31/0.46      nonemptyE1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyE1,definition,
% 0.31/0.46      ( nonemptyE1
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ( nonempty @ A )
% 0.31/0.46           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyI_type,type,
% 0.31/0.46      nonemptyI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyI,definition,
% 0.31/0.46      ( nonemptyI
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( Xphi @ Xx )
% 0.31/0.46             => ( nonempty
% 0.31/0.46                @ ( dsetconstr @ A
% 0.31/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyI1_type,type,
% 0.31/0.46      nonemptyI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyI1,definition,
% 0.31/0.46      ( nonemptyI1
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.31/0.46           => ( nonempty @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinIL_type,type,
% 0.31/0.46      setadjoinIL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinIL,definition,
% 0.31/0.46      ( setadjoinIL
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyinunitempty_type,type,
% 0.31/0.46      emptyinunitempty: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyinunitempty,definition,
% 0.31/0.46      ( emptyinunitempty
% 0.31/0.46      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinIR_type,type,
% 0.31/0.46      setadjoinIR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinIR,definition,
% 0.31/0.46      ( setadjoinIR
% 0.31/0.46      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xy @ A )
% 0.31/0.46           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinE_type,type,
% 0.31/0.46      setadjoinE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinE,definition,
% 0.31/0.46      ( setadjoinE
% 0.31/0.46      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.31/0.46           => ! [Xphi: $o] :
% 0.31/0.46                ( ( ( Xy = Xx )
% 0.31/0.46                 => Xphi )
% 0.31/0.46               => ( ( ( in @ Xy @ A )
% 0.31/0.46                   => Xphi )
% 0.31/0.46                 => Xphi ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinOr_type,type,
% 0.31/0.46      setadjoinOr: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinOr,definition,
% 0.31/0.46      ( setadjoinOr
% 0.31/0.46      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.31/0.46           => ( ( Xy = Xx )
% 0.31/0.46              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setoftrueEq_type,type,
% 0.31/0.46      setoftrueEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setoftrueEq,definition,
% 0.31/0.46      ( setoftrueEq
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ( dsetconstr @ A
% 0.31/0.46              @ ^ [Xx: $i] : $true )
% 0.31/0.46            = A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetI_type,type,
% 0.31/0.46      powersetI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetI,definition,
% 0.31/0.46      ( powersetI
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ B )
% 0.31/0.46               => ( in @ Xx @ A ) )
% 0.31/0.46           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyinPowerset_type,type,
% 0.31/0.46      emptyinPowerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyinPowerset,definition,
% 0.31/0.46      ( emptyinPowerset
% 0.31/0.46      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyInPowerset_type,type,
% 0.31/0.46      emptyInPowerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyInPowerset,definition,
% 0.31/0.46      ( emptyInPowerset
% 0.31/0.46      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetE_type,type,
% 0.31/0.46      powersetE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetE,definition,
% 0.31/0.46      ( powersetE
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ B @ ( powerset @ A ) )
% 0.31/0.46           => ( ( in @ Xx @ B )
% 0.31/0.46             => ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionI_type,type,
% 0.31/0.46      setunionI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionI,definition,
% 0.31/0.46      ( setunionI
% 0.31/0.46      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.31/0.46            ( ( in @ Xx @ B )
% 0.31/0.46           => ( ( in @ B @ A )
% 0.31/0.46             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionE_type,type,
% 0.31/0.46      setunionE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionE,definition,
% 0.31/0.46      ( setunionE
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setunion @ A ) )
% 0.31/0.46           => ! [Xphi: $o] :
% 0.31/0.46                ( ! [B: $i] :
% 0.31/0.46                    ( ( in @ Xx @ B )
% 0.31/0.46                   => ( ( in @ B @ A )
% 0.31/0.46                     => Xphi ) )
% 0.31/0.46               => Xphi ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subPowSU_type,type,
% 0.31/0.46      subPowSU: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subPowSU,definition,
% 0.31/0.46      ( subPowSU
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE2_type,type,
% 0.31/0.46      exuE2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE2,definition,
% 0.31/0.46      ( exuE2
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46              ! [Xy: $i] :
% 0.31/0.46                ( ( Xphi @ Xy )
% 0.31/0.46              <=> ( Xy = Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyImpWitness_type,type,
% 0.31/0.46      nonemptyImpWitness: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyImpWitness,definition,
% 0.31/0.46      ( nonemptyImpWitness
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ( nonempty @ A )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & $true ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(uniqinunit_type,type,
% 0.31/0.46      uniqinunit: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(uniqinunit,definition,
% 0.31/0.46      ( uniqinunit
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.46           => ( Xx = Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notinsingleton_type,type,
% 0.31/0.46      notinsingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notinsingleton,definition,
% 0.31/0.46      ( notinsingleton
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( Xx != Xy )
% 0.31/0.46           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(eqinunit_type,type,
% 0.31/0.46      eqinunit: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(eqinunit,definition,
% 0.31/0.46      ( eqinunit
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( Xx = Xy )
% 0.31/0.46           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsswitch_type,type,
% 0.31/0.46      singletonsswitch: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsswitch,definition,
% 0.31/0.46      ( singletonsswitch
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.46           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetE_type,type,
% 0.31/0.46      upairsetE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetE,definition,
% 0.31/0.46      ( upairsetE
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.46            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.31/0.46           => ( ( Xz = Xx )
% 0.31/0.46              | ( Xz = Xy ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetIL_type,type,
% 0.31/0.46      upairsetIL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetIL,definition,
% 0.31/0.46      ( upairsetIL
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetIR_type,type,
% 0.31/0.46      upairsetIR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetIR,definition,
% 0.31/0.46      ( upairsetIR
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyE1_type,type,
% 0.31/0.46      emptyE1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyE1,definition,
% 0.31/0.46      ( emptyE1
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ( Xphi @ Xx ) )
% 0.31/0.46           => ( ( ( dsetconstr @ A
% 0.31/0.46                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46                = emptyset )
% 0.31/0.46             => $false ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(vacuousDall_type,type,
% 0.31/0.46      vacuousDall: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(vacuousDall,definition,
% 0.31/0.46      ( vacuousDall
% 0.31/0.46      = ( ! [Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ emptyset )
% 0.31/0.46           => ( Xphi @ Xx ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan1_type,type,
% 0.31/0.46      quantDeMorgan1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan1,definition,
% 0.31/0.46      ( quantDeMorgan1
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ~ ! [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                 => ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan2_type,type,
% 0.31/0.46      quantDeMorgan2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan2,definition,
% 0.31/0.46      ( quantDeMorgan2
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ~ ( Xphi @ Xx ) )
% 0.31/0.46           => ~ ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan3_type,type,
% 0.31/0.46      quantDeMorgan3: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan3,definition,
% 0.31/0.46      ( quantDeMorgan3
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ~ ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( Xphi @ Xx ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan4_type,type,
% 0.31/0.46      quantDeMorgan4: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan4,definition,
% 0.31/0.46      ( quantDeMorgan4
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ~ ( Xphi @ Xx ) )
% 0.31/0.46           => ~ ! [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                 => ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2setI_type,type,
% 0.31/0.46      prop2setI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2setI,definition,
% 0.31/0.46      ( prop2setI
% 0.31/0.46      = ( ! [Xphi: $o] :
% 0.31/0.46            ( Xphi
% 0.31/0.46           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(set2prop_type,type,
% 0.31/0.46      set2prop: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2set2propI_type,type,
% 0.31/0.46      prop2set2propI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2set2propI,definition,
% 0.31/0.46      ( prop2set2propI
% 0.31/0.46      = ( ! [Xphi: $o] :
% 0.31/0.46            ( Xphi
% 0.31/0.46           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notdexE_type,type,
% 0.31/0.46      notdexE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notdexE,definition,
% 0.31/0.46      ( notdexE
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ~ ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( Xphi @ Xx ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notdallE_type,type,
% 0.31/0.46      notdallE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notdallE,definition,
% 0.31/0.46      ( notdallE
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ~ ! [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                 => ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI1_type,type,
% 0.31/0.46      exuI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI1,definition,
% 0.31/0.46      ( exuI1
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ? [Xx: $i] :
% 0.31/0.46                ( ( Xphi @ Xx )
% 0.31/0.46                & ! [Xy: $i] :
% 0.31/0.46                    ( ( Xphi @ Xy )
% 0.31/0.46                   => ( Xx = Xy ) ) )
% 0.31/0.46           => ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI3_type,type,
% 0.31/0.46      exuI3: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI3,definition,
% 0.31/0.46      ( exuI3
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ? [Xx: $i] : ( Xphi @ Xx )
% 0.31/0.46           => ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46                  ( ( Xphi @ Xx )
% 0.31/0.46                 => ( ( Xphi @ Xy )
% 0.31/0.46                   => ( Xx = Xy ) ) )
% 0.31/0.46             => ( exu
% 0.31/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI2_type,type,
% 0.31/0.46      exuI2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI2,definition,
% 0.31/0.46      ( exuI2
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ? [Xx: $i] :
% 0.31/0.46              ! [Xy: $i] :
% 0.31/0.46                ( ( Xphi @ Xy )
% 0.31/0.46              <=> ( Xy = Xx ) )
% 0.31/0.46           => ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(inCongP_type,type,
% 0.31/0.46      inCongP: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(inCongP,definition,
% 0.31/0.46      ( inCongP
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xx = Xy )
% 0.31/0.46               => ( ( in @ Xx @ A )
% 0.31/0.46                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(in__Cong_type,type,
% 0.31/0.46      in__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(in__Cong,definition,
% 0.31/0.46      ( in__Cong
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xx = Xy )
% 0.31/0.46               => ( ( in @ Xx @ A )
% 0.31/0.46                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE3u_type,type,
% 0.31/0.46      exuE3u: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE3u,definition,
% 0.31/0.46      ( exuE3u
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xphi @ Xx )
% 0.31/0.46               => ( ( Xphi @ Xy )
% 0.31/0.46                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exu__Cong_type,type,
% 0.31/0.46      exu__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exu__Cong,definition,
% 0.31/0.46      ( exu__Cong
% 0.31/0.46      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.31/0.46            ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xx = Xy )
% 0.31/0.46               => ( ( Xphi @ Xx )
% 0.31/0.46                <=> ( Xpsi @ Xy ) ) )
% 0.31/0.46           => ( ( exu
% 0.31/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46            <=> ( exu
% 0.31/0.46                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyset__Cong_type,type,
% 0.31/0.46      emptyset__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyset__Cong,definition,
% 0.31/0.46      ( emptyset__Cong
% 0.31/0.46      = ( emptyset = emptyset ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoin__Cong_type,type,
% 0.31/0.46      setadjoin__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoin__Cong,definition,
% 0.31/0.46      ( setadjoin__Cong
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( Xx = Xy )
% 0.31/0.46           => ! [Xz: $i,Xu: $i] :
% 0.31/0.46                ( ( Xz = Xu )
% 0.31/0.46               => ( ( setadjoin @ Xx @ Xz )
% 0.31/0.46                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powerset__Cong_type,type,
% 0.31/0.46      powerset__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powerset__Cong,definition,
% 0.31/0.46      ( powerset__Cong
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ( ( powerset @ A )
% 0.31/0.46              = ( powerset @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunion__Cong_type,type,
% 0.31/0.46      setunion__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunion__Cong,definition,
% 0.31/0.46      ( setunion__Cong
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ( ( setunion @ A )
% 0.31/0.46              = ( setunion @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(omega__Cong_type,type,
% 0.31/0.46      omega__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(omega__Cong,definition,
% 0.31/0.46      ( omega__Cong
% 0.31/0.46      = ( omega = omega ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuEu_type,type,
% 0.31/0.46      exuEu: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuEu,definition,
% 0.31/0.46      ( exuEu
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xphi @ Xx )
% 0.31/0.46               => ( ( Xphi @ Xy )
% 0.31/0.46                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(descr__Cong_type,type,
% 0.31/0.46      descr__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(descr__Cong,definition,
% 0.31/0.46      ( descr__Cong
% 0.31/0.46      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.31/0.46            ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xx = Xy )
% 0.31/0.46               => ( ( Xphi @ Xx )
% 0.31/0.46                <=> ( Xpsi @ Xy ) ) )
% 0.31/0.46           => ( ( exu
% 0.31/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46             => ( ( exu
% 0.31/0.46                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 0.31/0.46               => ( ( descr
% 0.31/0.46                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46                  = ( descr
% 0.31/0.46                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstr__Cong_type,type,
% 0.31/0.46      dsetconstr__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstr__Cong,definition,
% 0.31/0.46      ( dsetconstr__Cong
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.31/0.46                ( ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ A )
% 0.31/0.46                   => ! [Xy: $i] :
% 0.31/0.46                        ( ( in @ Xy @ B )
% 0.31/0.46                       => ( ( Xx = Xy )
% 0.31/0.46                         => ( ( Xphi @ Xx )
% 0.31/0.46                          <=> ( Xpsi @ Xy ) ) ) ) )
% 0.31/0.46               => ( ( dsetconstr @ A
% 0.31/0.46                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46                  = ( dsetconstr @ B
% 0.31/0.46                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subset_type,type,
% 0.31/0.46      subset: $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(disjoint_type,type,
% 0.31/0.46      disjoint: $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setsmeet_type,type,
% 0.31/0.46      setsmeet: $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetI1_type,type,
% 0.31/0.46      subsetI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetI1,definition,
% 0.31/0.46      ( subsetI1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ Xx @ B ) )
% 0.31/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(eqimpsubset2_type,type,
% 0.31/0.46      eqimpsubset2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(eqimpsubset2,definition,
% 0.31/0.46      ( eqimpsubset2
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ( subset @ B @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(eqimpsubset1_type,type,
% 0.31/0.46      eqimpsubset1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(eqimpsubset1,definition,
% 0.31/0.46      ( eqimpsubset1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetI2_type,type,
% 0.31/0.46      subsetI2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetI2,definition,
% 0.31/0.46      ( subsetI2
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ Xx @ B ) )
% 0.31/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetsubset_type,type,
% 0.31/0.46      emptysetsubset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetsubset,definition,
% 0.31/0.46      ( emptysetsubset
% 0.31/0.46      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetE_type,type,
% 0.31/0.46      subsetE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetE,definition,
% 0.31/0.46      ( subsetE
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ( in @ Xx @ A )
% 0.31/0.46             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetE2_type,type,
% 0.31/0.46      subsetE2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetE2,definition,
% 0.31/0.46      ( subsetE2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notsubsetI_type,type,
% 0.31/0.46      notsubsetI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notsubsetI,definition,
% 0.31/0.46      ( notsubsetI
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notequalI1_type,type,
% 0.31/0.46      notequalI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notequalI1,definition,
% 0.31/0.46      ( notequalI1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ~ ( subset @ A @ B )
% 0.31/0.46           => ( A != B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notequalI2_type,type,
% 0.31/0.46      notequalI2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notequalI2,definition,
% 0.31/0.46      ( notequalI2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ( A != B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetRefl_type,type,
% 0.31/0.46      subsetRefl: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetRefl,definition,
% 0.31/0.46      ( subsetRefl
% 0.31/0.46      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetTrans_type,type,
% 0.31/0.46      subsetTrans: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetTrans,definition,
% 0.31/0.46      ( subsetTrans
% 0.31/0.46      = ( ! [A: $i,B: $i,C: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ( subset @ B @ C )
% 0.31/0.46             => ( subset @ A @ C ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinSub_type,type,
% 0.31/0.46      setadjoinSub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinSub,definition,
% 0.31/0.46      ( setadjoinSub
% 0.31/0.46      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinSub2_type,type,
% 0.31/0.46      setadjoinSub2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinSub2,definition,
% 0.31/0.46      ( setadjoinSub2
% 0.31/0.46      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subset2powerset_type,type,
% 0.31/0.46      subset2powerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subset2powerset,definition,
% 0.31/0.46      ( subset2powerset
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setextsub_type,type,
% 0.31/0.46      setextsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setextsub,definition,
% 0.31/0.46      ( setextsub
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ( subset @ B @ A )
% 0.31/0.46             => ( A = B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetemptysetimpeq_type,type,
% 0.31/0.46      subsetemptysetimpeq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetemptysetimpeq,definition,
% 0.31/0.46      ( subsetemptysetimpeq
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ( subset @ A @ emptyset )
% 0.31/0.46           => ( A = emptyset ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetI1_type,type,
% 0.31/0.46      powersetI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetI1,definition,
% 0.31/0.46      ( powersetI1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ B @ A )
% 0.31/0.46           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetE1_type,type,
% 0.31/0.46      powersetE1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetE1,definition,
% 0.31/0.46      ( powersetE1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( in @ B @ ( powerset @ A ) )
% 0.31/0.46           => ( subset @ B @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(inPowerset_type,type,
% 0.31/0.46      inPowerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(inPowerset,definition,
% 0.31/0.46      ( inPowerset
% 0.31/0.46      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetsubset_type,type,
% 0.31/0.46      powersetsubset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetsubset,definition,
% 0.31/0.46      ( powersetsubset
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(sepInPowerset_type,type,
% 0.31/0.46      sepInPowerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(sepInPowerset,definition,
% 0.31/0.46      ( sepInPowerset
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( in
% 0.31/0.46            @ ( dsetconstr @ A
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46            @ ( powerset @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(sepSubset_type,type,
% 0.31/0.46      sepSubset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(sepSubset,definition,
% 0.31/0.46      ( sepSubset
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( subset
% 0.31/0.46            @ ( dsetconstr @ A
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46            @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunion_type,type,
% 0.31/0.46      binunion: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionIL_type,type,
% 0.31/0.46      binunionIL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionIL,definition,
% 0.31/0.46      ( binunionIL
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairset2IR_type,type,
% 0.31/0.46      upairset2IR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairset2IR,definition,
% 0.31/0.46      ( upairset2IR
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionIR_type,type,
% 0.31/0.46      binunionIR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionIR,definition,
% 0.31/0.46      ( binunionIR
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ B )
% 0.31/0.46           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionEcases_type,type,
% 0.31/0.46      binunionEcases: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionEcases,definition,
% 0.31/0.46      ( binunionEcases
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 0.31/0.46            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.31/0.46           => ( ( ( in @ Xx @ A )
% 0.31/0.46               => Xphi )
% 0.31/0.46             => ( ( ( in @ Xx @ B )
% 0.31/0.46                 => Xphi )
% 0.31/0.46               => Xphi ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionE_type,type,
% 0.31/0.46      binunionE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionE,definition,
% 0.31/0.46      ( binunionE
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.31/0.46           => ( ( in @ Xx @ A )
% 0.31/0.46              | ( in @ Xx @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionLsub_type,type,
% 0.31/0.46      binunionLsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionLsub,definition,
% 0.31/0.46      ( binunionLsub
% 0.31/0.46      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionRsub_type,type,
% 0.31/0.46      binunionRsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionRsub,definition,
% 0.31/0.46      ( binunionRsub
% 0.31/0.46      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersect_type,type,
% 0.31/0.46      binintersect: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectI_type,type,
% 0.31/0.46      binintersectI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectI,definition,
% 0.31/0.46      ( binintersectI
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( in @ Xx @ B )
% 0.31/0.46             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset5_type,type,
% 0.31/0.46      binintersectSubset5: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset5,definition,
% 0.31/0.46      ( binintersectSubset5
% 0.31/0.46      = ( ! [A: $i,B: $i,C: $i] :
% 0.31/0.46            ( ( subset @ C @ A )
% 0.31/0.46           => ( ( subset @ C @ B )
% 0.31/0.46             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectEL_type,type,
% 0.31/0.46      binintersectEL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectEL,definition,
% 0.31/0.46      ( binintersectEL
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.31/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectLsub_type,type,
% 0.31/0.46      binintersectLsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectLsub,definition,
% 0.31/0.46      ( binintersectLsub
% 0.31/0.46      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset2_type,type,
% 0.31/0.46      binintersectSubset2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset2,definition,
% 0.31/0.46      ( binintersectSubset2
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ( binintersect @ A @ B )
% 0.31/0.46              = A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset3_type,type,
% 0.31/0.46      binintersectSubset3: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset3,definition,
% 0.31/0.46      ( binintersectSubset3
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( ( binintersect @ A @ B )
% 0.31/0.46              = B )
% 0.31/0.46           => ( subset @ B @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectER_type,type,
% 0.31/0.46      binintersectER: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectER,definition,
% 0.31/0.46      ( binintersectER
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.31/0.46           => ( in @ Xx @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(disjointsetsI1_type,type,
% 0.31/0.46      disjointsetsI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(disjointsetsI1,definition,
% 0.31/0.46      ( disjointsetsI1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ~ ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( in @ Xx @ B ) )
% 0.31/0.46           => ( ( binintersect @ A @ B )
% 0.31/0.46              = emptyset ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectRsub_type,type,
% 0.31/0.46      binintersectRsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectRsub,definition,
% 0.31/0.46      ( binintersectRsub
% 0.31/0.46      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset4_type,type,
% 0.31/0.46      binintersectSubset4: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset4,definition,
% 0.31/0.46      ( binintersectSubset4
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ B @ A )
% 0.31/0.46           => ( ( binintersect @ A @ B )
% 0.31/0.46              = B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset1_type,type,
% 0.31/0.46      binintersectSubset1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset1,definition,
% 0.31/0.46      ( binintersectSubset1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( ( binintersect @ A @ B )
% 0.31/0.46              = A )
% 0.31/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(bs114d_type,type,
% 0.31/0.46      bs114d: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(bs114d,definition,
% 0.31/0.46      ( bs114d
% 0.31/0.46      = ( ! [A: $i,B: $i,C: $i] :
% 0.31/0.46            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 0.31/0.46            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(regular_type,type,
% 0.31/0.46      regular: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminus_type,type,
% 0.31/0.46      setminus: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusI_type,type,
% 0.31/0.46      setminusI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusI,definition,
% 0.31/0.46      ( setminusI
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusEL_type,type,
% 0.31/0.46      setminusEL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusEL,definition,
% 0.31/0.46      ( setminusEL
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusER_type,type,
% 0.31/0.46      setminusER: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusER,definition,
% 0.31/0.46      ( setminusER
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.46           => ~ ( in @ Xx @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusSubset2_type,type,
% 0.31/0.46      setminusSubset2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusSubset2,definition,
% 0.31/0.46      ( setminusSubset2
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ( setminus @ A @ B )
% 0.31/0.46              = emptyset ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusERneg_type,type,
% 0.31/0.46      setminusERneg: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusERneg,definition,
% 0.31/0.46      ( setminusERneg
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.46           => ( ( in @ Xx @ A )
% 0.31/0.46             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusELneg_type,type,
% 0.31/0.46      setminusELneg: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusELneg,definition,
% 0.31/0.46      ( setminusELneg
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusILneg_type,type,
% 0.31/0.46      setminusILneg: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusILneg,definition,
% 0.31/0.46      ( setminusILneg
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ~ ( in @ Xx @ A )
% 0.31/0.46           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusIRneg_type,type,
% 0.31/0.46      setminusIRneg: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusIRneg,definition,
% 0.31/0.46      ( setminusIRneg
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ B )
% 0.31/0.46           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusLsub_type,type,
% 0.31/0.46      setminusLsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusLsub,definition,
% 0.31/0.46      ( setminusLsub
% 0.31/0.46      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusSubset1_type,type,
% 0.31/0.46      setminusSubset1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusSubset1,definition,
% 0.31/0.46      ( setminusSubset1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( ( setminus @ A @ B )
% 0.31/0.46              = emptyset )
% 0.31/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiff_type,type,
% 0.31/0.46      symdiff: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffE_type,type,
% 0.31/0.46      symdiffE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffE,definition,
% 0.31/0.46      ( symdiffE
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 0.31/0.46           => ! [Xphi: $o] :
% 0.31/0.46                ( ( ( in @ Xx @ A )
% 0.31/0.46                 => ( ~ ( in @ Xx @ B )
% 0.31/0.46                   => Xphi ) )
% 0.31/0.46               => ( ( ~ ( in @ Xx @ A )
% 0.31/0.46                   => ( ( in @ Xx @ B )
% 0.31/0.46                     => Xphi ) )
% 0.31/0.46                 => Xphi ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffI1_type,type,
% 0.31/0.46      symdiffI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffI1,definition,
% 0.31/0.46      ( symdiffI1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffI2_type,type,
% 0.31/0.46      symdiffI2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffI2,definition,
% 0.31/0.46      ( symdiffI2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ~ ( in @ Xx @ A )
% 0.31/0.46           => ( ( in @ Xx @ B )
% 0.31/0.46             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffIneg1_type,type,
% 0.31/0.46      symdiffIneg1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffIneg1,definition,
% 0.31/0.46      ( symdiffIneg1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( in @ Xx @ B )
% 0.31/0.46             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffIneg2_type,type,
% 0.31/0.46      symdiffIneg2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffIneg2,definition,
% 0.31/0.46      ( symdiffIneg2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ~ ( in @ Xx @ A )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(iskpair_type,type,
% 0.31/0.46      iskpair: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(secondinupair_type,type,
% 0.31/0.46      secondinupair: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(secondinupair,definition,
% 0.31/0.46      ( secondinupair
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairIL_type,type,
% 0.31/0.46      setukpairIL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairIL,definition,
% 0.31/0.46      ( setukpairIL
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairIR_type,type,
% 0.31/0.46      setukpairIR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairIR,definition,
% 0.31/0.46      ( setukpairIR
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairiskpair_type,type,
% 0.31/0.46      kpairiskpair: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairiskpair,definition,
% 0.31/0.46      ( kpairiskpair
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(kpair_type,type,
% 0.31/0.46      kpair: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairp_type,type,
% 0.31/0.46      kpairp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairp,definition,
% 0.31/0.46      ( kpairp
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprod_type,type,
% 0.31/0.46      cartprod: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsubset_type,type,
% 0.31/0.46      singletonsubset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsubset,definition,
% 0.31/0.46      ( singletonsubset
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singletoninpowerset_type,type,
% 0.31/0.46      singletoninpowerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletoninpowerset,definition,
% 0.31/0.46      ( singletoninpowerset
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singletoninpowunion_type,type,
% 0.31/0.46      singletoninpowunion: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletoninpowunion,definition,
% 0.31/0.46      ( singletoninpowunion
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairset2E_type,type,
% 0.31/0.46      upairset2E: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairset2E,definition,
% 0.31/0.46      ( upairset2E
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.46            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.31/0.46           => ( ( Xz = Xx )
% 0.31/0.46              | ( Xz = Xy ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsubunion_type,type,
% 0.31/0.46      upairsubunion: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsubunion,definition,
% 0.31/0.46      ( upairsubunion
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairinpowunion_type,type,
% 0.31/0.46      upairinpowunion: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairinpowunion,definition,
% 0.31/0.46      ( upairinpowunion
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem1_type,type,
% 0.31/0.46      ubforcartprodlem1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem1,definition,
% 0.31/0.46      ( ubforcartprodlem1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem2_type,type,
% 0.31/0.46      ubforcartprodlem2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem2,definition,
% 0.31/0.46      ( ubforcartprodlem2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem3_type,type,
% 0.31/0.46      ubforcartprodlem3: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem3,definition,
% 0.31/0.46      ( ubforcartprodlem3
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairin_type,type,
% 0.31/0.46      cartprodpairin: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairin,definition,
% 0.31/0.46      ( cartprodpairin
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempair1_type,type,
% 0.31/0.46      cartprodmempair1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempair1,definition,
% 0.31/0.46      ( cartprodmempair1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ? [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ B )
% 0.31/0.46                    & ( Xu
% 0.31/0.46                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempair_type,type,
% 0.31/0.46      cartprodmempair: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempair,definition,
% 0.31/0.46      ( cartprodmempair
% 0.31/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( iskpair @ Xu ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionE2_type,type,
% 0.31/0.46      setunionE2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionE2,definition,
% 0.31/0.46      ( setunionE2
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setunion @ A ) )
% 0.31/0.46           => ? [X: $i] :
% 0.31/0.46                ( ( in @ X @ A )
% 0.31/0.46                & ( in @ Xx @ X ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton1_type,type,
% 0.31/0.46      setunionsingleton1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton1,definition,
% 0.31/0.46      ( setunionsingleton1
% 0.31/0.46      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton2_type,type,
% 0.31/0.46      setunionsingleton2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton2,definition,
% 0.31/0.46      ( setunionsingleton2
% 0.31/0.46      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton_type,type,
% 0.31/0.46      setunionsingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton,definition,
% 0.31/0.46      ( setunionsingleton
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 0.31/0.46            = Xx ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singleton_type,type,
% 0.31/0.46      singleton: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonprop_type,type,
% 0.31/0.46      singletonprop: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonprop,definition,
% 0.31/0.46      ( singletonprop
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ A )
% 0.31/0.46                   => ( ( Xphi @ Xx )
% 0.31/0.46                     => ( ( Xphi @ Xy )
% 0.31/0.46                       => ( Xx = Xy ) ) ) ) )
% 0.31/0.46           => ( ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( Xphi @ Xx ) )
% 0.31/0.46             => ( singleton
% 0.31/0.46                @ ( dsetconstr @ A
% 0.31/0.46                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1_type,type,
% 0.31/0.46      ex1: $i > ( $i > $o ) > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1,definition,
% 0.31/0.46      ( ex1
% 0.31/0.46      = ( ^ [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( singleton
% 0.31/0.46            @ ( dsetconstr @ A
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1E1_type,type,
% 0.31/0.46      ex1E1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1E1,definition,
% 0.31/0.46      ( ex1E1
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ( ex1 @ A
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1I_type,type,
% 0.31/0.46      ex1I: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1I,definition,
% 0.31/0.46      ( ex1I
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( Xphi @ Xx )
% 0.31/0.46             => ( ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ A )
% 0.31/0.46                   => ( ( Xphi @ Xy )
% 0.31/0.46                     => ( Xy = Xx ) ) )
% 0.31/0.46               => ( ex1 @ A
% 0.31/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1I2_type,type,
% 0.31/0.46      ex1I2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1I2,definition,
% 0.31/0.46      ( ex1I2
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ A )
% 0.31/0.46                   => ( ( Xphi @ Xx )
% 0.31/0.46                     => ( ( Xphi @ Xy )
% 0.31/0.46                       => ( Xx = Xy ) ) ) ) )
% 0.31/0.46           => ( ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( Xphi @ Xx ) )
% 0.31/0.46             => ( ex1 @ A
% 0.31/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsuniq_type,type,
% 0.31/0.46      singletonsuniq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsuniq,definition,
% 0.31/0.46      ( singletonsuniq
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( ( setadjoin @ Xx @ emptyset )
% 0.31/0.46              = ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.46           => ( Xx = Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(atmost1p_type,type,
% 0.31/0.46      atmost1p: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(atleast2p_type,type,
% 0.31/0.46      atleast2p: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(atmost2p_type,type,
% 0.31/0.46      atmost2p: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetp_type,type,
% 0.31/0.46      upairsetp: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL1_type,type,
% 0.31/0.46      setukpairinjL1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL1,definition,
% 0.31/0.46      ( setukpairinjL1
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.46            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.46           => ( Xx = Xz ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(kfstsingleton_type,type,
% 0.31/0.46      kfstsingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(kfstsingleton,definition,
% 0.31/0.46      ( kfstsingleton
% 0.31/0.46      = ( ! [Xu: $i] :
% 0.31/0.46            ( ( iskpair @ Xu )
% 0.31/0.46           => ( singleton
% 0.31/0.46              @ ( dsetconstr @ ( setunion @ Xu )
% 0.31/0.46                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(theprop_type,type,
% 0.31/0.46      theprop: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(theprop,definition,
% 0.31/0.46      ( theprop
% 0.31/0.46      = ( ! [X: $i] :
% 0.31/0.46            ( ( singleton @ X )
% 0.31/0.46           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(kfst_type,type,
% 0.31/0.46      kfst: $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(kfstpairEq_type,type,
% 0.31/0.46      kfstpairEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(kfstpairEq,definition,
% 0.31/0.46      ( kfstpairEq
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.31/0.46            = Xx ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodfstin_type,type,
% 0.31/0.46      cartprodfstin: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodfstin,definition,
% 0.31/0.46      ( cartprodfstin
% 0.31/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL2_type,type,
% 0.31/0.46      setukpairinjL2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL2,definition,
% 0.31/0.46      ( setukpairinjL2
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.46            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.46           => ( Xx = Xz ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL_type,type,
% 0.31/0.46      setukpairinjL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL,definition,
% 0.31/0.46      ( setukpairinjL
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.46            ( ( ( kpair @ Xx @ Xy )
% 0.31/0.46              = ( kpair @ Xz @ Xu ) )
% 0.31/0.46           => ( Xx = Xz ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR11_type,type,
% 0.31/0.46      setukpairinjR11: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR11,definition,
% 0.31/0.46      ( setukpairinjR11
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( Xx = Xy )
% 0.31/0.46           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR12_type,type,
% 0.31/0.46      setukpairinjR12: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR12,definition,
% 0.31/0.46      ( setukpairinjR12
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( Xx = Xy )
% 0.31/0.46           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR1_type,type,
% 0.31/0.46      setukpairinjR1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR1,definition,
% 0.31/0.46      ( setukpairinjR1
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.46            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.46           => ( ( Xz = Xu )
% 0.31/0.46             => ( Xy = Xu ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairequniteq_type,type,
% 0.31/0.46      upairequniteq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairequniteq,definition,
% 0.31/0.46      ( upairequniteq
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.46            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ Xz @ emptyset ) )
% 0.31/0.46           => ( Xx = Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR2_type,type,
% 0.31/0.46      setukpairinjR2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR2,definition,
% 0.31/0.46      ( setukpairinjR2
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.46            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.46           => ( Xy = Xu ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR_type,type,
% 0.31/0.46      setukpairinjR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR,definition,
% 0.31/0.46      ( setukpairinjR
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.46            ( ( ( kpair @ Xx @ Xy )
% 0.31/0.46              = ( kpair @ Xz @ Xu ) )
% 0.31/0.46           => ( Xy = Xu ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ksndsingleton_type,type,
% 0.31/0.46      ksndsingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ksndsingleton,definition,
% 0.31/0.46      ( ksndsingleton
% 0.31/0.46      = ( ! [Xu: $i] :
% 0.31/0.46            ( ( iskpair @ Xu )
% 0.31/0.46           => ( singleton
% 0.31/0.46              @ ( dsetconstr @ ( setunion @ Xu )
% 0.31/0.46                @ ^ [Xx: $i] :
% 0.31/0.46                    ( Xu
% 0.31/0.46                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ksnd_type,type,
% 0.31/0.46      ksnd: $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(ksndpairEq_type,type,
% 0.31/0.46      ksndpairEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ksndpairEq,definition,
% 0.31/0.46      ( ksndpairEq
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.31/0.46            = Xy ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairsurjEq_type,type,
% 0.31/0.46      kpairsurjEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairsurjEq,definition,
% 0.31/0.46      ( kpairsurjEq
% 0.31/0.46      = ( ! [Xu: $i] :
% 0.31/0.46            ( ( iskpair @ Xu )
% 0.31/0.46           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.31/0.46              = Xu ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodsndin_type,type,
% 0.31/0.46      cartprodsndin: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodsndin,definition,
% 0.31/0.46      ( cartprodsndin
% 0.31/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairmemEL_type,type,
% 0.31/0.46      cartprodpairmemEL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairmemEL,definition,
% 0.31/0.46      ( cartprodpairmemEL
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairmemER_type,type,
% 0.31/0.46      cartprodpairmemER: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairmemER,definition,
% 0.31/0.46      ( cartprodpairmemER
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( in @ Xy @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempaircEq_type,type,
% 0.31/0.46      cartprodmempaircEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempaircEq,definition,
% 0.31/0.46      ( cartprodmempaircEq
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( ( kpair @ Xx @ Xy )
% 0.31/0.46                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodfstpairEq_type,type,
% 0.31/0.46      cartprodfstpairEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodfstpairEq,definition,
% 0.31/0.46      ( cartprodfstpairEq
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.31/0.46                  = Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodsndpairEq_type,type,
% 0.31/0.46      cartprodsndpairEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodsndpairEq,definition,
% 0.31/0.46      ( cartprodsndpairEq
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.31/0.46                  = Xy ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairsurjEq_type,type,
% 0.31/0.46      cartprodpairsurjEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairsurjEq,definition,
% 0.31/0.46      ( cartprodpairsurjEq
% 0.31/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.31/0.46              = Xu ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(breln_type,type,
% 0.31/0.46      breln: $i > $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(breln,definition,
% 0.31/0.46      ( breln
% 0.31/0.46      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstr_type,type,
% 0.31/0.46      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrI_type,type,
% 0.31/0.46      dpsetconstrI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrI,definition,
% 0.31/0.46      ( dpsetconstrI
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( ( Xphi @ Xx @ Xy )
% 0.31/0.46                 => ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.46                    @ ( dpsetconstr @ A @ B
% 0.31/0.46                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrSub_type,type,
% 0.31/0.46      dpsetconstrSub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrSub,definition,
% 0.31/0.46      ( dpsetconstrSub
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.31/0.46            ( subset
% 0.31/0.46            @ ( dpsetconstr @ A @ B
% 0.31/0.46              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 0.31/0.46            @ ( cartprod @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setOfPairsIsBReln_type,type,
% 0.31/0.46      setOfPairsIsBReln: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setOfPairsIsBReln,definition,
% 0.31/0.46      ( setOfPairsIsBReln
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.31/0.46            ( breln @ A @ B
% 0.31/0.46            @ ( dpsetconstr @ A @ B
% 0.31/0.46              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrERa_type,type,
% 0.31/0.46      dpsetconstrERa: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrERa,definition,
% 0.31/0.46      ( dpsetconstrERa
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.46                    @ ( dpsetconstr @ A @ B
% 0.31/0.46                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.46                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrEL1_type,type,
% 0.31/0.46      dpsetconstrEL1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrEL1,definition,
% 0.31/0.46      ( dpsetconstrEL1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.46              @ ( dpsetconstr @ A @ B
% 0.31/0.46                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrEL2_type,type,
% 0.31/0.46      dpsetconstrEL2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrEL2,definition,
% 0.31/0.46      ( dpsetconstrEL2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.46              @ ( dpsetconstr @ A @ B
% 0.31/0.46                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.46           => ( in @ Xy @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrER_type,type,
% 0.31/0.46      dpsetconstrER: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrER,definition,
% 0.31/0.46      ( dpsetconstrER
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.46              @ ( dpsetconstr @ A @ B
% 0.31/0.46                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.46           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(func_type,type,
% 0.31/0.46      func: $i > $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcSet_type,type,
% 0.31/0.46      funcSet: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(funcImageSingleton_type,type,
% 0.31/0.46      funcImageSingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcImageSingleton,definition,
% 0.31/0.46      ( funcImageSingleton
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( singleton
% 0.31/0.46                  @ ( dsetconstr @ B
% 0.31/0.46                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(apProp_type,type,
% 0.31/0.46      apProp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(apProp,definition,
% 0.31/0.46      ( apProp
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in
% 0.31/0.46                  @ ( setunion
% 0.31/0.46                    @ ( dsetconstr @ B
% 0.31/0.46                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 0.31/0.46                  @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ap_type,type,
% 0.31/0.46      ap: $i > $i > $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(app_type,type,
% 0.31/0.46      app: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(app,definition,
% 0.31/0.46      ( app
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(infuncsetfunc_type,type,
% 0.31/0.46      infuncsetfunc: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(infuncsetfunc,definition,
% 0.31/0.46      ( infuncsetfunc
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ( func @ A @ B @ Xf ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ap2p_type,type,
% 0.31/0.46      ap2p: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ap2p,definition,
% 0.31/0.46      ( ap2p
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcinfuncset_type,type,
% 0.31/0.46      funcinfuncset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcinfuncset,definition,
% 0.31/0.46      ( funcinfuncset
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(lamProp_type,type,
% 0.31/0.46      lamProp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(lamProp,definition,
% 0.31/0.46      ( lamProp
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.46           => ( func @ A @ B
% 0.31/0.46              @ ( dpsetconstr @ A @ B
% 0.31/0.46                @ ^ [Xx: $i,Xy: $i] :
% 0.31/0.46                    ( ( Xf @ Xx )
% 0.31/0.46                    = Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(lam_type,type,
% 0.31/0.46      lam: $i > $i > ( $i > $i ) > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(lamp_type,type,
% 0.31/0.46      lamp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(lamp,definition,
% 0.31/0.46      ( lamp
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.46           => ( func @ A @ B
% 0.31/0.46              @ ( lam @ A @ B
% 0.31/0.46                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(lam2p_type,type,
% 0.31/0.46      lam2p: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(lam2p,definition,
% 0.31/0.46      ( lam2p
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.46           => ( in
% 0.31/0.46              @ ( lam @ A @ B
% 0.31/0.46                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.31/0.46              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(brelnall1_type,type,
% 0.31/0.46      brelnall1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(brelnall1,definition,
% 0.31/0.46      ( brelnall1
% 0.31/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.46            ( ( breln @ A @ B @ R )
% 0.31/0.46           => ! [Xphi: $i > $o] :
% 0.31/0.46                ( ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ A )
% 0.31/0.46                   => ! [Xy: $i] :
% 0.31/0.46                        ( ( in @ Xy @ B )
% 0.31/0.46                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.46                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.31/0.46               => ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ R )
% 0.31/0.46                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(brelnall2_type,type,
% 0.31/0.46      brelnall2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(brelnall2,definition,
% 0.31/0.46      ( brelnall2
% 0.31/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.46            ( ( breln @ A @ B @ R )
% 0.31/0.46           => ! [Xphi: $i > $o] :
% 0.31/0.46                ( ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ A )
% 0.31/0.46                   => ! [Xy: $i] :
% 0.31/0.46                        ( ( in @ Xy @ B )
% 0.31/0.46                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.46                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.31/0.46               => ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ R )
% 0.31/0.46                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1E2_type,type,
% 0.31/0.46      ex1E2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1E2,definition,
% 0.31/0.46      ( ex1E2
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ( ex1 @ A
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ A )
% 0.31/0.46                   => ( ( Xphi @ Xx )
% 0.31/0.46                     => ( ( Xphi @ Xy )
% 0.31/0.46                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp1_type,type,
% 0.31/0.46      funcGraphProp1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp1,definition,
% 0.31/0.46      ( funcGraphProp1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp3_type,type,
% 0.31/0.46      funcGraphProp3: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp3,definition,
% 0.31/0.46      ( funcGraphProp3
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp2_type,type,
% 0.31/0.46      funcGraphProp2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp2,definition,
% 0.31/0.46      ( funcGraphProp2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ B )
% 0.31/0.46                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.31/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                        = Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcextLem_type,type,
% 0.31/0.46      funcextLem: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcextLem,definition,
% 0.31/0.46      ( funcextLem
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xg: $i] :
% 0.31/0.46                ( ( func @ A @ B @ Xg )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.31/0.46                 => ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ! [Xy: $i] :
% 0.31/0.46                          ( ( in @ Xy @ B )
% 0.31/0.46                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 0.31/0.46                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp4_type,type,
% 0.31/0.46      funcGraphProp4: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp4,definition,
% 0.31/0.46      ( funcGraphProp4
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ B )
% 0.31/0.46                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.31/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                        = Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subbreln_type,type,
% 0.31/0.46      subbreln: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subbreln,definition,
% 0.31/0.46      ( subbreln
% 0.31/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.46            ( ( breln @ A @ B @ R )
% 0.31/0.46           => ! [S: $i] :
% 0.31/0.46                ( ( breln @ A @ B @ S )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ! [Xy: $i] :
% 0.31/0.46                          ( ( in @ Xy @ B )
% 0.31/0.46                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.46                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.31/0.46                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(eqbreln_type,type,
% 0.31/0.46      eqbreln: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(eqbreln,definition,
% 0.31/0.46      ( eqbreln
% 0.31/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.46            ( ( breln @ A @ B @ R )
% 0.31/0.46           => ! [S: $i] :
% 0.31/0.46                ( ( breln @ A @ B @ S )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ! [Xy: $i] :
% 0.31/0.46                          ( ( in @ Xy @ B )
% 0.31/0.46                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.46                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.31/0.46                 => ( ! [Xx: $i] :
% 0.31/0.46                        ( ( in @ Xx @ A )
% 0.31/0.46                       => ! [Xy: $i] :
% 0.31/0.46                            ( ( in @ Xy @ B )
% 0.31/0.46                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 0.31/0.46                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 0.31/0.46                   => ( R = S ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcext_type,type,
% 0.31/0.46      funcext: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcext,definition,
% 0.31/0.46      ( funcext
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xg: $i] :
% 0.31/0.46                ( ( func @ A @ B @ Xg )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.31/0.46                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcext2_type,type,
% 0.31/0.46      funcext2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcext2,definition,
% 0.31/0.46      ( funcext2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ! [Xg: $i] :
% 0.31/0.46                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.31/0.46                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ap2apEq1_type,type,
% 0.31/0.46      ap2apEq1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ap2apEq1,definition,
% 0.31/0.46      ( ap2apEq1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ap2apEq2_type,type,
% 0.31/0.46      ap2apEq2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ap2apEq2,definition,
% 0.31/0.46      ( ap2apEq2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(beta1_type,type,
% 0.31/0.46      beta1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(beta1,definition,
% 0.31/0.46      ( beta1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( ( ap @ A @ B
% 0.31/0.46                    @ ( lam @ A @ B
% 0.31/0.46                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.31/0.46                    @ Xx )
% 0.31/0.46                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(eta1_type,type,
% 0.31/0.46      eta1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(eta1,definition,
% 0.31/0.46      ( eta1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ( ( lam @ A @ B
% 0.31/0.46                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.31/0.46              = Xf ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(lam2lamEq_type,type,
% 0.31/0.46      lam2lamEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(lam2lamEq,definition,
% 0.31/0.46      ( lam2lamEq
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.46           => ( ( lam @ A @ B
% 0.31/0.46                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.31/0.46              = ( lam @ A @ B
% 0.31/0.46                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(beta2_type,type,
% 0.31/0.46      beta2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(beta2,definition,
% 0.31/0.46      ( beta2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( ( ap @ A @ B
% 0.31/0.46                    @ ( lam @ A @ B
% 0.31/0.46                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.31/0.46                    @ Xx )
% 0.31/0.46                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(eta2_type,type,
% 0.31/0.46      eta2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(eta2,definition,
% 0.31/0.46      ( eta2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ( ( lam @ A @ B
% 0.31/0.46                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.31/0.46              = Xf ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(iffalseProp1_type,type,
% 0.31/0.46      iffalseProp1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(iffalseProp1,definition,
% 0.31/0.46      ( iffalseProp1
% 0.31/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ A )
% 0.31/0.46               => ( ~ Xphi
% 0.31/0.46                 => ( in @ Xy
% 0.31/0.46                    @ ( dsetconstr @ A
% 0.31/0.46                      @ ^ [Xz: $i] :
% 0.31/0.46                          ( ( Xphi
% 0.31/0.46                            & ( Xz = Xx ) )
% 0.31/0.46                          | ( ~ Xphi
% 0.31/0.46                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(iffalseProp2_type,type,
% 0.31/0.46      iffalseProp2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(iffalseProp2,definition,
% 0.31/0.46      ( iffalseProp2
% 0.31/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ A )
% 0.31/0.46               => ( ~ Xphi
% 0.31/0.46                 => ( ( dsetconstr @ A
% 0.31/0.46                      @ ^ [Xz: $i] :
% 0.31/0.46                          ( ( Xphi
% 0.31/0.46                            & ( Xz = Xx ) )
% 0.31/0.46                          | ( ~ Xphi
% 0.31/0.46                            & ( Xz = Xy ) ) ) )
% 0.31/0.46                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(iftrueProp1_type,type,
% 0.31/0.46      iftrueProp1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(iftrueProp1,definition,
% 0.31/0.46      ( iftrueProp1
% 0.31/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ A )
% 0.31/0.46               => ( Xphi
% 0.31/0.46                 => ( in @ Xx
% 0.31/0.46                    @ ( dsetconstr @ A
% 0.31/0.46                      @ ^ [Xz: $i] :
% 0.31/0.46                          ( ( Xphi
% 0.31/0.46                            & ( Xz = Xx ) )
% 0.31/0.46                          | ( ~ Xphi
% 0.31/0.46                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(iftrueProp2_type,type,
% 0.31/0.46      iftrueProp2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(iftrueProp2,definition,
% 0.31/0.46      ( iftrueProp2
% 0.31/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ A )
% 0.31/0.46               => ( Xphi
% 0.31/0.46                 => ( ( dsetconstr @ A
% 0.31/0.46                      @ ^ [Xz: $i] :
% 0.31/0.46                          ( ( Xphi
% 0.31/0.46                            & ( Xz = Xx ) )
% 0.31/0.46                          | ( ~ Xphi
% 0.31/0.46                            & ( Xz = Xy ) ) ) )
% 0.31/0.46                    = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ifSingleton_type,type,
% 0.31/0.46      ifSingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ifSingleton,definition,
% 0.31/0.46      ( ifSingleton
% 0.31/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ A )
% 0.31/0.46               => ( singleton
% 0.31/0.46                  @ ( dsetconstr @ A
% 0.31/0.46                    @ ^ [Xz: $i] :
% 0.31/0.46                        ( ( Xphi
% 0.31/0.46                          & ( Xz = Xx ) )
% 0.31/0.46                        | ( ~ Xphi
% 0.31/0.46                          & ( Xz = Xy ) ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(if_type,type,
% 0.31/0.46      if: $i > $o > $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(ifp_type,type,
% 0.31/0.46      ifp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ifp,definition,
% 0.31/0.46      ( ifp
% 0.31/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ A )
% 0.31/0.46               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(theeq_type,type,
% 0.31/0.46      theeq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(theeq,definition,
% 0.31/0.46      ( theeq
% 0.31/0.46      = ( ! [X: $i] :
% 0.31/0.46            ( ( singleton @ X )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ X )
% 0.31/0.46               => ( ( setunion @ X )
% 0.31/0.46                  = Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(iftrue_type,type,
% 0.31/0.46      iftrue: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(iftrue,definition,
% 0.31/0.46      ( iftrue
% 0.31/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ A )
% 0.31/0.46               => ( Xphi
% 0.31/0.46                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 0.31/0.46                    = Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(iffalse_type,type,
% 0.31/0.46      iffalse: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(iffalse,definition,
% 0.31/0.46      ( iffalse
% 0.31/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ A )
% 0.31/0.46               => ( ~ Xphi
% 0.31/0.46                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 0.31/0.46                    = Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(iftrueorfalse_type,type,
% 0.31/0.46      iftrueorfalse: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(iftrueorfalse,definition,
% 0.31/0.46      ( iftrueorfalse
% 0.31/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ A )
% 0.31/0.46               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectT_lem_type,type,
% 0.31/0.46      binintersectT_lem: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectT_lem,definition,
% 0.31/0.46      ( binintersectT_lem
% 0.31/0.46      = ( ! [A: $i,X: $i] :
% 0.31/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(binunionT_lem_type,type,
% 0.31/0.47      binunionT_lem: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(binunionT_lem,definition,
% 0.31/0.47      ( binunionT_lem
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( in @ ( binunion @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetT_lem_type,type,
% 0.31/0.47      powersetT_lem: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetT_lem,definition,
% 0.31/0.47      ( powersetT_lem
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ( in @ ( powerset @ X ) @ ( powerset @ ( powerset @ A ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setminusT_lem_type,type,
% 0.31/0.47      setminusT_lem: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setminusT_lem,definition,
% 0.31/0.47      ( setminusT_lem
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( in @ ( setminus @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(complementT_lem_type,type,
% 0.31/0.47      complementT_lem: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(complementT_lem,definition,
% 0.31/0.47      ( complementT_lem
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ( in @ ( setminus @ A @ X ) @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(setextT_type,type,
% 0.31/0.47      setextT: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(setextT,definition,
% 0.31/0.47      ( setextT
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( ! [Xx: $i] :
% 0.31/0.47                      ( ( in @ Xx @ A )
% 0.31/0.47                     => ( ( in @ Xx @ X )
% 0.31/0.47                       => ( in @ Xx @ Y ) ) )
% 0.31/0.47                 => ( ! [Xx: $i] :
% 0.31/0.47                        ( ( in @ Xx @ A )
% 0.31/0.47                       => ( ( in @ Xx @ Y )
% 0.31/0.47                         => ( in @ Xx @ X ) ) )
% 0.31/0.47                   => ( X = Y ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(subsetTI_type,type,
% 0.31/0.47      subsetTI: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(subsetTI,definition,
% 0.31/0.47      ( subsetTI
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( ! [Xx: $i] :
% 0.31/0.47                      ( ( in @ Xx @ A )
% 0.31/0.47                     => ( ( in @ Xx @ X )
% 0.31/0.47                       => ( in @ Xx @ Y ) ) )
% 0.31/0.47                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetTI1_type,type,
% 0.31/0.47      powersetTI1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetTI1,definition,
% 0.31/0.47      ( powersetTI1
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( ! [Xx: $i] :
% 0.31/0.47                      ( ( in @ Xx @ A )
% 0.31/0.47                     => ( ( in @ Xx @ X )
% 0.31/0.47                       => ( in @ Xx @ Y ) ) )
% 0.31/0.47                 => ( in @ X @ ( powerset @ Y ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetTE1_type,type,
% 0.31/0.47      powersetTE1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(powersetTE1,definition,
% 0.31/0.47      ( powersetTE1
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ A )
% 0.31/0.47                   => ( ( in @ X @ ( powerset @ Y ) )
% 0.31/0.47                     => ( ( in @ Xx @ X )
% 0.31/0.47                       => ( in @ Xx @ Y ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(complementTI1_type,type,
% 0.31/0.47      complementTI1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(complementTI1,definition,
% 0.31/0.47      ( complementTI1
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47               => ( ( in @ Xx @ X )
% 0.31/0.47                 => ~ ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(complementTE1_type,type,
% 0.31/0.47      complementTE1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(complementTE1,definition,
% 0.31/0.47      ( complementTE1
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47               => ( ~ ( in @ Xx @ ( setminus @ A @ X ) )
% 0.31/0.47                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(binintersectTELcontra_type,type,
% 0.31/0.47      binintersectTELcontra: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(binintersectTELcontra,definition,
% 0.31/0.47      ( binintersectTELcontra
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ A )
% 0.31/0.47                   => ( ~ ( in @ Xx @ X )
% 0.31/0.47                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(binintersectTERcontra_type,type,
% 0.31/0.47      binintersectTERcontra: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(binintersectTERcontra,definition,
% 0.31/0.47      ( binintersectTERcontra
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ A )
% 0.31/0.47                   => ( ~ ( in @ Xx @ Y )
% 0.31/0.47                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(contrasubsetT_type,type,
% 0.31/0.47      contrasubsetT: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(contrasubsetT,definition,
% 0.31/0.47      ( contrasubsetT
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ A )
% 0.31/0.47                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.31/0.47                     => ( ( in @ Xx @ Y )
% 0.31/0.47                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(contrasubsetT1_type,type,
% 0.31/0.47      contrasubsetT1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(contrasubsetT1,definition,
% 0.31/0.47      ( contrasubsetT1
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ A )
% 0.31/0.47                   => ( ( subset @ X @ Y )
% 0.31/0.47                     => ( ~ ( in @ Xx @ Y )
% 0.31/0.47                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(contrasubsetT2_type,type,
% 0.31/0.47      contrasubsetT2: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(contrasubsetT2,definition,
% 0.31/0.47      ( contrasubsetT2
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( ( subset @ X @ Y )
% 0.31/0.47                 => ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(contrasubsetT3_type,type,
% 0.31/0.47      contrasubsetT3: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(contrasubsetT3,definition,
% 0.31/0.47      ( contrasubsetT3
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) )
% 0.31/0.47                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(doubleComplementI1_type,type,
% 0.31/0.47      doubleComplementI1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(doubleComplementI1,definition,
% 0.31/0.47      ( doubleComplementI1
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47               => ( ( in @ Xx @ X )
% 0.31/0.47                 => ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(doubleComplementE1_type,type,
% 0.31/0.47      doubleComplementE1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(doubleComplementE1,definition,
% 0.31/0.47      ( doubleComplementE1
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Xx: $i] :
% 0.31/0.47                ( ( in @ Xx @ A )
% 0.31/0.47               => ( ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) )
% 0.31/0.47                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(doubleComplementSub1_type,type,
% 0.31/0.47      doubleComplementSub1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(doubleComplementSub1,definition,
% 0.31/0.47      ( doubleComplementSub1
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ( subset @ X @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(doubleComplementSub2_type,type,
% 0.31/0.47      doubleComplementSub2: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(doubleComplementSub2,definition,
% 0.31/0.47      ( doubleComplementSub2
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ( subset @ ( setminus @ A @ ( setminus @ A @ X ) ) @ X ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(doubleComplementEq_type,type,
% 0.31/0.47      doubleComplementEq: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(doubleComplementEq,definition,
% 0.31/0.47      ( doubleComplementEq
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ( X
% 0.31/0.47              = ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(complementTnotintersectT_type,type,
% 0.31/0.47      complementTnotintersectT: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(complementTnotintersectT,definition,
% 0.31/0.47      ( complementTnotintersectT
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ A )
% 0.31/0.47                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.31/0.47                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(complementImpComplementIntersect_type,type,
% 0.31/0.47      complementImpComplementIntersect: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(complementImpComplementIntersect,definition,
% 0.31/0.47      ( complementImpComplementIntersect
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ A )
% 0.31/0.47                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.31/0.47                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(complementSubsetComplementIntersect_type,type,
% 0.31/0.47      complementSubsetComplementIntersect: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(complementSubsetComplementIntersect,definition,
% 0.31/0.47      ( complementSubsetComplementIntersect
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( subset @ ( setminus @ A @ X ) @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(complementInPowersetComplementIntersect_type,type,
% 0.31/0.47      complementInPowersetComplementIntersect: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(complementInPowersetComplementIntersect,definition,
% 0.31/0.47      ( complementInPowersetComplementIntersect
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(contraSubsetComplement_type,type,
% 0.31/0.47      contraSubsetComplement: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(contraSubsetComplement,definition,
% 0.31/0.47      ( contraSubsetComplement
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.31/0.47                 => ! [Xx: $i] :
% 0.31/0.47                      ( ( in @ Xx @ A )
% 0.31/0.47                     => ( ( in @ Xx @ Y )
% 0.31/0.47                       => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(complementTcontraSubset_type,type,
% 0.31/0.47      complementTcontraSubset: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(complementTcontraSubset,definition,
% 0.31/0.47      ( complementTcontraSubset
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.31/0.47                 => ( subset @ Y @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(binunionTILcontra_type,type,
% 0.31/0.47      binunionTILcontra: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(binunionTILcontra,definition,
% 0.31/0.47      ( binunionTILcontra
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ A )
% 0.31/0.47                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 0.31/0.47                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(binunionTIRcontra_type,type,
% 0.31/0.47      binunionTIRcontra: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(binunionTIRcontra,definition,
% 0.31/0.47      ( binunionTIRcontra
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ A )
% 0.31/0.47                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 0.31/0.47                     => ~ ( in @ Xx @ Y ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(inIntersectImpInUnion_type,type,
% 0.31/0.47      inIntersectImpInUnion: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(inIntersectImpInUnion,definition,
% 0.31/0.47      ( inIntersectImpInUnion
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Z: $i] :
% 0.31/0.47                    ( ( in @ Z @ ( powerset @ A ) )
% 0.31/0.47                   => ! [Xx: $i] :
% 0.31/0.47                        ( ( in @ Xx @ A )
% 0.31/0.47                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 0.31/0.47                         => ( in @ Xx @ ( binunion @ X @ Z ) ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(inIntersectImpInUnion2_type,type,
% 0.31/0.47      inIntersectImpInUnion2: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(inIntersectImpInUnion2,definition,
% 0.31/0.47      ( inIntersectImpInUnion2
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Z: $i] :
% 0.31/0.47                    ( ( in @ Z @ ( powerset @ A ) )
% 0.31/0.47                   => ! [Xx: $i] :
% 0.31/0.47                        ( ( in @ Xx @ A )
% 0.31/0.47                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 0.31/0.47                         => ( in @ Xx @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(inIntersectImpInIntersectUnions_type,type,
% 0.31/0.47      inIntersectImpInIntersectUnions: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(inIntersectImpInIntersectUnions,definition,
% 0.31/0.47      ( inIntersectImpInIntersectUnions
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Z: $i] :
% 0.31/0.47                    ( ( in @ Z @ ( powerset @ A ) )
% 0.31/0.47                   => ! [Xx: $i] :
% 0.31/0.47                        ( ( in @ Xx @ A )
% 0.31/0.47                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 0.31/0.47                         => ( in @ Xx @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(intersectInPowersetIntersectUnions_type,type,
% 0.31/0.47      intersectInPowersetIntersectUnions: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(intersectInPowersetIntersectUnions,definition,
% 0.31/0.47      ( intersectInPowersetIntersectUnions
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Z: $i] :
% 0.31/0.47                    ( ( in @ Z @ ( powerset @ A ) )
% 0.31/0.47                   => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(inComplementUnionImpNotIn1_type,type,
% 0.31/0.47      inComplementUnionImpNotIn1: $o ).
% 0.31/0.47  
% 0.31/0.47  thf(inComplementUnionImpNotIn1,definition,
% 0.31/0.47      ( inComplementUnionImpNotIn1
% 0.31/0.47      = ( ! [A: $i,X: $i] :
% 0.31/0.47            ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47           => ! [Y: $i] :
% 0.31/0.47                ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47               => ! [Xx: $i] :
% 0.31/0.47                    ( ( in @ Xx @ A )
% 0.31/0.47                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 0.31/0.47                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  thf(inComplementUnionImpInComplement1,conjecture,
% 0.31/0.47      ( setextAx
% 0.31/0.47     => ( emptysetAx
% 0.31/0.47       => ( setadjoinAx
% 0.31/0.47         => ( powersetAx
% 0.31/0.47           => ( setunionAx
% 0.31/0.47             => ( omega0Ax
% 0.31/0.47               => ( omegaSAx
% 0.31/0.47                 => ( omegaIndAx
% 0.31/0.47                   => ( replAx
% 0.31/0.47                     => ( foundationAx
% 0.31/0.47                       => ( wellorderingAx
% 0.31/0.47                         => ( descrp
% 0.31/0.47                           => ( dsetconstrI
% 0.31/0.47                             => ( dsetconstrEL
% 0.31/0.47                               => ( dsetconstrER
% 0.31/0.47                                 => ( exuE1
% 0.31/0.47                                   => ( prop2setE
% 0.31/0.47                                     => ( emptysetE
% 0.31/0.47                                       => ( emptysetimpfalse
% 0.31/0.47                                         => ( notinemptyset
% 0.31/0.47                                           => ( exuE3e
% 0.31/0.47                                             => ( setext
% 0.31/0.47                                               => ( emptyI
% 0.31/0.47                                                 => ( noeltsimpempty
% 0.31/0.47                                                   => ( setbeta
% 0.31/0.47                                                     => ( nonemptyE1
% 0.31/0.47                                                       => ( nonemptyI
% 0.31/0.47                                                         => ( nonemptyI1
% 0.31/0.47                                                           => ( setadjoinIL
% 0.31/0.47                                                             => ( emptyinunitempty
% 0.31/0.47                                                               => ( setadjoinIR
% 0.31/0.47                                                                 => ( setadjoinE
% 0.31/0.47                                                                   => ( setadjoinOr
% 0.31/0.47                                                                     => ( setoftrueEq
% 0.31/0.47                                                                       => ( powersetI
% 0.31/0.47                                                                         => ( emptyinPowerset
% 0.31/0.47                                                                           => ( emptyInPowerset
% 0.31/0.47                                                                             => ( powersetE
% 0.31/0.47                                                                               => ( setunionI
% 0.31/0.47                                                                                 => ( setunionE
% 0.31/0.47                                                                                   => ( subPowSU
% 0.31/0.47                                                                                     => ( exuE2
% 0.31/0.47                                                                                       => ( nonemptyImpWitness
% 0.31/0.47                                                                                         => ( uniqinunit
% 0.31/0.47                                                                                           => ( notinsingleton
% 0.31/0.47                                                                                             => ( eqinunit
% 0.31/0.47                                                                                               => ( singletonsswitch
% 0.31/0.47                                                                                                 => ( upairsetE
% 0.31/0.47                                                                                                   => ( upairsetIL
% 0.31/0.47                                                                                                     => ( upairsetIR
% 0.31/0.47                                                                                                       => ( emptyE1
% 0.31/0.47                                                                                                         => ( vacuousDall
% 0.31/0.47                                                                                                           => ( quantDeMorgan1
% 0.31/0.47                                                                                                             => ( quantDeMorgan2
% 0.31/0.47                                                                                                               => ( quantDeMorgan3
% 0.31/0.47                                                                                                                 => ( quantDeMorgan4
% 0.31/0.47                                                                                                                   => ( prop2setI
% 0.31/0.47                                                                                                                     => ( prop2set2propI
% 0.31/0.47                                                                                                                       => ( notdexE
% 0.31/0.47                                                                                                                         => ( notdallE
% 0.31/0.47                                                                                                                           => ( exuI1
% 0.31/0.47                                                                                                                             => ( exuI3
% 0.31/0.47                                                                                                                               => ( exuI2
% 0.31/0.47                                                                                                                                 => ( inCongP
% 0.31/0.47                                                                                                                                   => ( in__Cong
% 0.31/0.47                                                                                                                                     => ( exuE3u
% 0.31/0.47                                                                                                                                       => ( exu__Cong
% 0.31/0.47                                                                                                                                         => ( emptyset__Cong
% 0.31/0.47                                                                                                                                           => ( setadjoin__Cong
% 0.31/0.47                                                                                                                                             => ( powerset__Cong
% 0.31/0.47                                                                                                                                               => ( setunion__Cong
% 0.31/0.47                                                                                                                                                 => ( omega__Cong
% 0.31/0.47                                                                                                                                                   => ( exuEu
% 0.31/0.47                                                                                                                                                     => ( descr__Cong
% 0.31/0.47                                                                                                                                                       => ( dsetconstr__Cong
% 0.31/0.47                                                                                                                                                         => ( subsetI1
% 0.31/0.47                                                                                                                                                           => ( eqimpsubset2
% 0.31/0.47                                                                                                                                                             => ( eqimpsubset1
% 0.31/0.47                                                                                                                                                               => ( subsetI2
% 0.31/0.47                                                                                                                                                                 => ( emptysetsubset
% 0.31/0.47                                                                                                                                                                   => ( subsetE
% 0.31/0.47                                                                                                                                                                     => ( subsetE2
% 0.31/0.47                                                                                                                                                                       => ( notsubsetI
% 0.31/0.47                                                                                                                                                                         => ( notequalI1
% 0.31/0.47                                                                                                                                                                           => ( notequalI2
% 0.31/0.47                                                                                                                                                                             => ( subsetRefl
% 0.31/0.47                                                                                                                                                                               => ( subsetTrans
% 0.31/0.47                                                                                                                                                                                 => ( setadjoinSub
% 0.31/0.47                                                                                                                                                                                   => ( setadjoinSub2
% 0.31/0.47                                                                                                                                                                                     => ( subset2powerset
% 0.31/0.47                                                                                                                                                                                       => ( setextsub
% 0.31/0.47                                                                                                                                                                                         => ( subsetemptysetimpeq
% 0.31/0.47                                                                                                                                                                                           => ( powersetI1
% 0.31/0.47                                                                                                                                                                                             => ( powersetE1
% 0.31/0.47                                                                                                                                                                                               => ( inPowerset
% 0.31/0.47                                                                                                                                                                                                 => ( powersetsubset
% 0.31/0.47                                                                                                                                                                                                   => ( sepInPowerset
% 0.31/0.47                                                                                                                                                                                                     => ( sepSubset
% 0.31/0.47                                                                                                                                                                                                       => ( binunionIL
% 0.31/0.47                                                                                                                                                                                                         => ( upairset2IR
% 0.31/0.47                                                                                                                                                                                                           => ( binunionIR
% 0.31/0.47                                                                                                                                                                                                             => ( binunionEcases
% 0.31/0.47                                                                                                                                                                                                               => ( binunionE
% 0.31/0.47                                                                                                                                                                                                                 => ( binunionLsub
% 0.31/0.47                                                                                                                                                                                                                   => ( binunionRsub
% 0.31/0.47                                                                                                                                                                                                                     => ( binintersectI
% 0.31/0.47                                                                                                                                                                                                                       => ( binintersectSubset5
% 0.31/0.47                                                                                                                                                                                                                         => ( binintersectEL
% 0.31/0.47                                                                                                                                                                                                                           => ( binintersectLsub
% 0.31/0.47                                                                                                                                                                                                                             => ( binintersectSubset2
% 0.31/0.47                                                                                                                                                                                                                               => ( binintersectSubset3
% 0.31/0.47                                                                                                                                                                                                                                 => ( binintersectER
% 0.31/0.47                                                                                                                                                                                                                                   => ( disjointsetsI1
% 0.31/0.47                                                                                                                                                                                                                                     => ( binintersectRsub
% 0.31/0.47                                                                                                                                                                                                                                       => ( binintersectSubset4
% 0.31/0.47                                                                                                                                                                                                                                         => ( binintersectSubset1
% 0.31/0.47                                                                                                                                                                                                                                           => ( bs114d
% 0.31/0.47                                                                                                                                                                                                                                             => ( setminusI
% 0.31/0.47                                                                                                                                                                                                                                               => ( setminusEL
% 0.31/0.47                                                                                                                                                                                                                                                 => ( setminusER
% 0.31/0.47                                                                                                                                                                                                                                                   => ( setminusSubset2
% 0.31/0.47                                                                                                                                                                                                                                                     => ( setminusERneg
% 0.31/0.47                                                                                                                                                                                                                                                       => ( setminusELneg
% 0.31/0.47                                                                                                                                                                                                                                                         => ( setminusILneg
% 0.31/0.47                                                                                                                                                                                                                                                           => ( setminusIRneg
% 0.31/0.47                                                                                                                                                                                                                                                             => ( setminusLsub
% 0.31/0.47                                                                                                                                                                                                                                                               => ( setminusSubset1
% 0.31/0.47                                                                                                                                                                                                                                                                 => ( symdiffE
% 0.31/0.47                                                                                                                                                                                                                                                                   => ( symdiffI1
% 0.31/0.47                                                                                                                                                                                                                                                                     => ( symdiffI2
% 0.31/0.47                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 0.31/0.47                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 0.31/0.47                                                                                                                                                                                                                                                                           => ( secondinupair
% 0.31/0.47                                                                                                                                                                                                                                                                             => ( setukpairIL
% 0.31/0.47                                                                                                                                                                                                                                                                               => ( setukpairIR
% 0.31/0.47                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 0.31/0.47                                                                                                                                                                                                                                                                                   => ( kpairp
% 0.31/0.47                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 0.31/0.47                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 0.31/0.47                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 0.31/0.47                                                                                                                                                                                                                                                                                           => ( upairset2E
% 0.31/0.47                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 0.31/0.47                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 0.31/0.47                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 0.31/0.47                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 0.31/0.47                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 0.31/0.47                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 0.31/0.47                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 0.31/0.47                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 0.31/0.47                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 0.31/0.47                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 0.31/0.47                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 0.31/0.47                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 0.31/0.47                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ! [A: $i,X: $i] :
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  ( ( in @ X @ ( powerset @ A ) )
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [Y: $i] :
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y @ ( powerset @ A ) )
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [Xx: $i] :
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ Xx @ A )
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 0.31/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 0.31/0.47  
% 0.31/0.47  %------------------------------------------------------------------------------
% 0.31/0.47  ------------------------
% 2.52/1.49  ---- Embedded in THF ---
% 2.52/1.49  %%% This output was generated by embedproblem, version 1.9.5 (library version 1.9).
% 2.52/1.49  %%% Generated on Tue Feb 24 12:32:34 EST 2026
% 2.52/1.49  %%% using '$$dhol' embedding, version 1.3.0.
% 2.52/1.49  %%% Logic specification used:
% 2.52/1.49  %%% thf(spec, logic, $$dhol).
% 2.52/1.49  
% 2.52/1.49  % SZS output start ListOfTHF for /export/starexec/sandbox/tmp/tmp.E14WU1Oj6f/DTF2DTF16653.p
% See solution above
% 2.52/1.50  ------------------------
% 2.76/1.53  ---- Cleaned THF ---
% 2.76/1.53  thf(in_type,type,
% 2.76/1.53      in: $i > $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exu_type,type,
% 2.76/1.53      exu: ( $i > $o ) > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exu,definition,
% 2.76/1.53      ( exu
% 2.76/1.53      = ( ^ [Xphi: $i > $o] :
% 2.76/1.53          ? [Xx: $i] :
% 2.76/1.53            ( ( Xphi @ Xx )
% 2.76/1.53            & ! [Xy: $i] :
% 2.76/1.53                ( ( Xphi @ Xy )
% 2.76/1.53               => ( Xx = Xy ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setextAx_type,type,
% 2.76/1.53      setextAx: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setextAx,definition,
% 2.76/1.53      ( setextAx
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53              <=> ( in @ Xx @ B ) )
% 2.76/1.53           => ( A = B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyset_type,type,
% 2.76/1.53      emptyset: $i ).
% 2.76/1.53  
% 2.76/1.53  thf(emptysetAx_type,type,
% 2.76/1.53      emptysetAx: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(emptysetAx,definition,
% 2.76/1.53      ( emptysetAx
% 2.76/1.53      = ( ! [Xx: $i] :
% 2.76/1.53            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoin_type,type,
% 2.76/1.53      setadjoin: $i > $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinAx_type,type,
% 2.76/1.53      setadjoinAx: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinAx,definition,
% 2.76/1.53      ( setadjoinAx
% 2.76/1.53      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.76/1.53          <=> ( ( Xy = Xx )
% 2.76/1.53              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(powerset_type,type,
% 2.76/1.53      powerset: $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetAx_type,type,
% 2.76/1.53      powersetAx: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetAx,definition,
% 2.76/1.53      ( powersetAx
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( in @ B @ ( powerset @ A ) )
% 2.76/1.53          <=> ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ B )
% 2.76/1.53               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setunion_type,type,
% 2.76/1.53      setunion: $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionAx_type,type,
% 2.76/1.53      setunionAx: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionAx,definition,
% 2.76/1.53      ( setunionAx
% 2.76/1.53      = ( ! [A: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( setunion @ A ) )
% 2.76/1.53          <=> ? [B: $i] :
% 2.76/1.53                ( ( in @ Xx @ B )
% 2.76/1.53                & ( in @ B @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(omega_type,type,
% 2.76/1.53      omega: $i ).
% 2.76/1.53  
% 2.76/1.53  thf(omega0Ax_type,type,
% 2.76/1.53      omega0Ax: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(omega0Ax,definition,
% 2.76/1.53      ( omega0Ax
% 2.76/1.53      = ( in @ emptyset @ omega ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(omegaSAx_type,type,
% 2.76/1.53      omegaSAx: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(omegaSAx,definition,
% 2.76/1.53      ( omegaSAx
% 2.76/1.53      = ( ! [Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ omega )
% 2.76/1.53           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(omegaIndAx_type,type,
% 2.76/1.53      omegaIndAx: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(omegaIndAx,definition,
% 2.76/1.53      ( omegaIndAx
% 2.76/1.53      = ( ! [A: $i] :
% 2.76/1.53            ( ( ( in @ emptyset @ A )
% 2.76/1.53              & ! [Xx: $i] :
% 2.76/1.53                  ( ( ( in @ Xx @ omega )
% 2.76/1.53                    & ( in @ Xx @ A ) )
% 2.76/1.53                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ omega )
% 2.76/1.53               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(replAx_type,type,
% 2.76/1.53      replAx: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(replAx,definition,
% 2.76/1.53      ( replAx
% 2.76/1.53      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( exu
% 2.76/1.53                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 2.76/1.53           => ? [B: $i] :
% 2.76/1.53              ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ B )
% 2.76/1.53              <=> ? [Xy: $i] :
% 2.76/1.53                    ( ( in @ Xy @ A )
% 2.76/1.53                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(foundationAx_type,type,
% 2.76/1.53      foundationAx: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(foundationAx,definition,
% 2.76/1.53      ( foundationAx
% 2.76/1.53      = ( ! [A: $i] :
% 2.76/1.53            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.76/1.53           => ? [B: $i] :
% 2.76/1.53                ( ( in @ B @ A )
% 2.76/1.53                & ~ ? [Xx: $i] :
% 2.76/1.53                      ( ( in @ Xx @ B )
% 2.76/1.53                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(wellorderingAx_type,type,
% 2.76/1.53      wellorderingAx: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(wellorderingAx,definition,
% 2.76/1.53      ( wellorderingAx
% 2.76/1.53      = ( ! [A: $i] :
% 2.76/1.53          ? [B: $i] :
% 2.76/1.53            ( ! [C: $i] :
% 2.76/1.53                ( ( in @ C @ B )
% 2.76/1.53               => ! [Xx: $i] :
% 2.76/1.53                    ( ( in @ Xx @ C )
% 2.76/1.53                   => ( in @ Xx @ A ) ) )
% 2.76/1.53            & ! [Xx: $i,Xy: $i] :
% 2.76/1.53                ( ( ( in @ Xx @ A )
% 2.76/1.53                  & ( in @ Xy @ A ) )
% 2.76/1.53               => ( ! [C: $i] :
% 2.76/1.53                      ( ( in @ C @ B )
% 2.76/1.53                     => ( ( in @ Xx @ C )
% 2.76/1.53                      <=> ( in @ Xy @ C ) ) )
% 2.76/1.53                 => ( Xx = Xy ) ) )
% 2.76/1.53            & ! [C: $i,D: $i] :
% 2.76/1.53                ( ( ( in @ C @ B )
% 2.76/1.53                  & ( in @ D @ B ) )
% 2.76/1.53               => ( ! [Xx: $i] :
% 2.76/1.53                      ( ( in @ Xx @ C )
% 2.76/1.53                     => ( in @ Xx @ D ) )
% 2.76/1.53                  | ! [Xx: $i] :
% 2.76/1.53                      ( ( in @ Xx @ D )
% 2.76/1.53                     => ( in @ Xx @ C ) ) ) )
% 2.76/1.53            & ! [C: $i] :
% 2.76/1.53                ( ( ! [Xx: $i] :
% 2.76/1.53                      ( ( in @ Xx @ C )
% 2.76/1.53                     => ( in @ Xx @ A ) )
% 2.76/1.53                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 2.76/1.53               => ? [D: $i,Xx: $i] :
% 2.76/1.53                    ( ( in @ D @ B )
% 2.76/1.53                    & ( in @ Xx @ C )
% 2.76/1.53                    & ~ ? [Xy: $i] :
% 2.76/1.53                          ( ( in @ Xy @ D )
% 2.76/1.53                          & ( in @ Xy @ C ) )
% 2.76/1.53                    & ! [E: $i] :
% 2.76/1.53                        ( ( in @ E @ B )
% 2.76/1.53                       => ( ! [Xy: $i] :
% 2.76/1.53                              ( ( in @ Xy @ E )
% 2.76/1.53                             => ( in @ Xy @ D ) )
% 2.76/1.53                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(descr_type,type,
% 2.76/1.53      descr: ( $i > $o ) > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(descrp_type,type,
% 2.76/1.53      descrp: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(descrp,definition,
% 2.76/1.53      ( descrp
% 2.76/1.53      = ( ! [Xphi: $i > $o] :
% 2.76/1.53            ( ( exu
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53           => ( Xphi
% 2.76/1.53              @ ( descr
% 2.76/1.53                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(dsetconstr_type,type,
% 2.76/1.53      dsetconstr: $i > ( $i > $o ) > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(dsetconstrI_type,type,
% 2.76/1.53      dsetconstrI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(dsetconstrI,definition,
% 2.76/1.53      ( dsetconstrI
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( ( Xphi @ Xx )
% 2.76/1.53             => ( in @ Xx
% 2.76/1.53                @ ( dsetconstr @ A
% 2.76/1.53                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(dsetconstrEL_type,type,
% 2.76/1.53      dsetconstrEL: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(dsetconstrEL,definition,
% 2.76/1.53      ( dsetconstrEL
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx
% 2.76/1.53              @ ( dsetconstr @ A
% 2.76/1.53                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.76/1.53           => ( in @ Xx @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(dsetconstrER_type,type,
% 2.76/1.53      dsetconstrER: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(dsetconstrER,definition,
% 2.76/1.53      ( dsetconstrER
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx
% 2.76/1.53              @ ( dsetconstr @ A
% 2.76/1.53                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.76/1.53           => ( Xphi @ Xx ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(exuE1_type,type,
% 2.76/1.53      exuE1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exuE1,definition,
% 2.76/1.53      ( exuE1
% 2.76/1.53      = ( ! [Xphi: $i > $o] :
% 2.76/1.53            ( ( exu
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53           => ? [Xx: $i] :
% 2.76/1.53                ( ( Xphi @ Xx )
% 2.76/1.53                & ! [Xy: $i] :
% 2.76/1.53                    ( ( Xphi @ Xy )
% 2.76/1.53                   => ( Xx = Xy ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(prop2set_type,type,
% 2.76/1.53      prop2set: $o > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(prop2setE_type,type,
% 2.76/1.53      prop2setE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(prop2setE,definition,
% 2.76/1.53      ( prop2setE
% 2.76/1.53      = ( ! [Xphi: $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 2.76/1.53           => Xphi ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(emptysetE_type,type,
% 2.76/1.53      emptysetE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(emptysetE,definition,
% 2.76/1.53      ( emptysetE
% 2.76/1.53      = ( ! [Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ emptyset )
% 2.76/1.53           => ! [Xphi: $o] : Xphi ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(emptysetimpfalse_type,type,
% 2.76/1.53      emptysetimpfalse: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(emptysetimpfalse,definition,
% 2.76/1.53      ( emptysetimpfalse
% 2.76/1.53      = ( ! [Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ emptyset )
% 2.76/1.53           => $false ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(notinemptyset_type,type,
% 2.76/1.53      notinemptyset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(notinemptyset,definition,
% 2.76/1.53      ( notinemptyset
% 2.76/1.53      = ( ! [Xx: $i] :
% 2.76/1.53            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(exuE3e_type,type,
% 2.76/1.53      exuE3e: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exuE3e,definition,
% 2.76/1.53      ( exuE3e
% 2.76/1.53      = ( ! [Xphi: $i > $o] :
% 2.76/1.53            ( ( exu
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setext_type,type,
% 2.76/1.53      setext: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setext,definition,
% 2.76/1.53      ( setext
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ Xx @ B ) )
% 2.76/1.53           => ( ! [Xx: $i] :
% 2.76/1.53                  ( ( in @ Xx @ B )
% 2.76/1.53                 => ( in @ Xx @ A ) )
% 2.76/1.53             => ( A = B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyI_type,type,
% 2.76/1.53      emptyI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyI,definition,
% 2.76/1.53      ( emptyI
% 2.76/1.53      = ( ! [A: $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ~ ( in @ Xx @ A )
% 2.76/1.53           => ( A = emptyset ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(noeltsimpempty_type,type,
% 2.76/1.53      noeltsimpempty: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(noeltsimpempty,definition,
% 2.76/1.53      ( noeltsimpempty
% 2.76/1.53      = ( ! [A: $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ~ ( in @ Xx @ A )
% 2.76/1.53           => ( A = emptyset ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setbeta_type,type,
% 2.76/1.53      setbeta: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setbeta,definition,
% 2.76/1.53      ( setbeta
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( ( in @ Xx
% 2.76/1.53                @ ( dsetconstr @ A
% 2.76/1.53                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.76/1.53            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(nonempty_type,type,
% 2.76/1.53      nonempty: $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(nonempty,definition,
% 2.76/1.53      ( nonempty
% 2.76/1.53      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(nonemptyE1_type,type,
% 2.76/1.53      nonemptyE1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(nonemptyE1,definition,
% 2.76/1.53      ( nonemptyE1
% 2.76/1.53      = ( ! [A: $i] :
% 2.76/1.53            ( ( nonempty @ A )
% 2.76/1.53           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(nonemptyI_type,type,
% 2.76/1.53      nonemptyI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(nonemptyI,definition,
% 2.76/1.53      ( nonemptyI
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( ( Xphi @ Xx )
% 2.76/1.53             => ( nonempty
% 2.76/1.53                @ ( dsetconstr @ A
% 2.76/1.53                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(nonemptyI1_type,type,
% 2.76/1.53      nonemptyI1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(nonemptyI1,definition,
% 2.76/1.53      ( nonemptyI1
% 2.76/1.53      = ( ! [A: $i] :
% 2.76/1.53            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.76/1.53           => ( nonempty @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinIL_type,type,
% 2.76/1.53      setadjoinIL: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinIL,definition,
% 2.76/1.53      ( setadjoinIL
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyinunitempty_type,type,
% 2.76/1.53      emptyinunitempty: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyinunitempty,definition,
% 2.76/1.53      ( emptyinunitempty
% 2.76/1.53      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinIR_type,type,
% 2.76/1.53      setadjoinIR: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinIR,definition,
% 2.76/1.53      ( setadjoinIR
% 2.76/1.53      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ Xy @ A )
% 2.76/1.53           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinE_type,type,
% 2.76/1.53      setadjoinE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinE,definition,
% 2.76/1.53      ( setadjoinE
% 2.76/1.53      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.76/1.53           => ! [Xphi: $o] :
% 2.76/1.53                ( ( ( Xy = Xx )
% 2.76/1.53                 => Xphi )
% 2.76/1.53               => ( ( ( in @ Xy @ A )
% 2.76/1.53                   => Xphi )
% 2.76/1.53                 => Xphi ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinOr_type,type,
% 2.76/1.53      setadjoinOr: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinOr,definition,
% 2.76/1.53      ( setadjoinOr
% 2.76/1.53      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.76/1.53           => ( ( Xy = Xx )
% 2.76/1.53              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setoftrueEq_type,type,
% 2.76/1.53      setoftrueEq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setoftrueEq,definition,
% 2.76/1.53      ( setoftrueEq
% 2.76/1.53      = ( ! [A: $i] :
% 2.76/1.53            ( ( dsetconstr @ A
% 2.76/1.53              @ ^ [Xx: $i] : $true )
% 2.76/1.53            = A ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetI_type,type,
% 2.76/1.53      powersetI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetI,definition,
% 2.76/1.53      ( powersetI
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ B )
% 2.76/1.53               => ( in @ Xx @ A ) )
% 2.76/1.53           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyinPowerset_type,type,
% 2.76/1.53      emptyinPowerset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyinPowerset,definition,
% 2.76/1.53      ( emptyinPowerset
% 2.76/1.53      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyInPowerset_type,type,
% 2.76/1.53      emptyInPowerset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyInPowerset,definition,
% 2.76/1.53      ( emptyInPowerset
% 2.76/1.53      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetE_type,type,
% 2.76/1.53      powersetE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetE,definition,
% 2.76/1.53      ( powersetE
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ B @ ( powerset @ A ) )
% 2.76/1.53           => ( ( in @ Xx @ B )
% 2.76/1.53             => ( in @ Xx @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionI_type,type,
% 2.76/1.53      setunionI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionI,definition,
% 2.76/1.53      ( setunionI
% 2.76/1.53      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.76/1.53            ( ( in @ Xx @ B )
% 2.76/1.53           => ( ( in @ B @ A )
% 2.76/1.53             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionE_type,type,
% 2.76/1.53      setunionE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionE,definition,
% 2.76/1.53      ( setunionE
% 2.76/1.53      = ( ! [A: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( setunion @ A ) )
% 2.76/1.53           => ! [Xphi: $o] :
% 2.76/1.53                ( ! [B: $i] :
% 2.76/1.53                    ( ( in @ Xx @ B )
% 2.76/1.53                   => ( ( in @ B @ A )
% 2.76/1.53                     => Xphi ) )
% 2.76/1.53               => Xphi ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(subPowSU_type,type,
% 2.76/1.53      subPowSU: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subPowSU,definition,
% 2.76/1.53      ( subPowSU
% 2.76/1.53      = ( ! [A: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(exuE2_type,type,
% 2.76/1.53      exuE2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exuE2,definition,
% 2.76/1.53      ( exuE2
% 2.76/1.53      = ( ! [Xphi: $i > $o] :
% 2.76/1.53            ( ( exu
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53           => ? [Xx: $i] :
% 2.76/1.53              ! [Xy: $i] :
% 2.76/1.53                ( ( Xphi @ Xy )
% 2.76/1.53              <=> ( Xy = Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(nonemptyImpWitness_type,type,
% 2.76/1.53      nonemptyImpWitness: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(nonemptyImpWitness,definition,
% 2.76/1.53      ( nonemptyImpWitness
% 2.76/1.53      = ( ! [A: $i] :
% 2.76/1.53            ( ( nonempty @ A )
% 2.76/1.53           => ? [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53                & $true ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(uniqinunit_type,type,
% 2.76/1.53      uniqinunit: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(uniqinunit,definition,
% 2.76/1.53      ( uniqinunit
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.76/1.53           => ( Xx = Xy ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(notinsingleton_type,type,
% 2.76/1.53      notinsingleton: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(notinsingleton,definition,
% 2.76/1.53      ( notinsingleton
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( Xx != Xy )
% 2.76/1.53           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(eqinunit_type,type,
% 2.76/1.53      eqinunit: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(eqinunit,definition,
% 2.76/1.53      ( eqinunit
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( Xx = Xy )
% 2.76/1.53           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(singletonsswitch_type,type,
% 2.76/1.53      singletonsswitch: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(singletonsswitch,definition,
% 2.76/1.53      ( singletonsswitch
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.76/1.53           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(upairsetE_type,type,
% 2.76/1.53      upairsetE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(upairsetE,definition,
% 2.76/1.53      ( upairsetE
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.76/1.53            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.76/1.53           => ( ( Xz = Xx )
% 2.76/1.53              | ( Xz = Xy ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(upairsetIL_type,type,
% 2.76/1.53      upairsetIL: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(upairsetIL,definition,
% 2.76/1.53      ( upairsetIL
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(upairsetIR_type,type,
% 2.76/1.53      upairsetIR: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(upairsetIR,definition,
% 2.76/1.53      ( upairsetIR
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyE1_type,type,
% 2.76/1.53      emptyE1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyE1,definition,
% 2.76/1.53      ( emptyE1
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ? [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53                & ( Xphi @ Xx ) )
% 2.76/1.53           => ( ( ( dsetconstr @ A
% 2.76/1.53                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53                = emptyset )
% 2.76/1.53             => $false ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(vacuousDall_type,type,
% 2.76/1.53      vacuousDall: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(vacuousDall,definition,
% 2.76/1.53      ( vacuousDall
% 2.76/1.53      = ( ! [Xphi: $i > $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ emptyset )
% 2.76/1.53           => ( Xphi @ Xx ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(quantDeMorgan1_type,type,
% 2.76/1.53      quantDeMorgan1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(quantDeMorgan1,definition,
% 2.76/1.53      ( quantDeMorgan1
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ~ ! [Xx: $i] :
% 2.76/1.53                  ( ( in @ Xx @ A )
% 2.76/1.53                 => ( Xphi @ Xx ) )
% 2.76/1.53           => ? [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(quantDeMorgan2_type,type,
% 2.76/1.53      quantDeMorgan2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(quantDeMorgan2,definition,
% 2.76/1.53      ( quantDeMorgan2
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ~ ( Xphi @ Xx ) )
% 2.76/1.53           => ~ ? [Xx: $i] :
% 2.76/1.53                  ( ( in @ Xx @ A )
% 2.76/1.53                  & ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(quantDeMorgan3_type,type,
% 2.76/1.53      quantDeMorgan3: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(quantDeMorgan3,definition,
% 2.76/1.53      ( quantDeMorgan3
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ~ ? [Xx: $i] :
% 2.76/1.53                  ( ( in @ Xx @ A )
% 2.76/1.53                  & ( Xphi @ Xx ) )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(quantDeMorgan4_type,type,
% 2.76/1.53      quantDeMorgan4: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(quantDeMorgan4,definition,
% 2.76/1.53      ( quantDeMorgan4
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ? [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53                & ~ ( Xphi @ Xx ) )
% 2.76/1.53           => ~ ! [Xx: $i] :
% 2.76/1.53                  ( ( in @ Xx @ A )
% 2.76/1.53                 => ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(prop2setI_type,type,
% 2.76/1.53      prop2setI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(prop2setI,definition,
% 2.76/1.53      ( prop2setI
% 2.76/1.53      = ( ! [Xphi: $o] :
% 2.76/1.53            ( Xphi
% 2.76/1.53           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(set2prop_type,type,
% 2.76/1.53      set2prop: $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(prop2set2propI_type,type,
% 2.76/1.53      prop2set2propI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(prop2set2propI,definition,
% 2.76/1.53      ( prop2set2propI
% 2.76/1.53      = ( ! [Xphi: $o] :
% 2.76/1.53            ( Xphi
% 2.76/1.53           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(notdexE_type,type,
% 2.76/1.53      notdexE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(notdexE,definition,
% 2.76/1.53      ( notdexE
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ~ ? [Xx: $i] :
% 2.76/1.53                  ( ( in @ Xx @ A )
% 2.76/1.53                  & ( Xphi @ Xx ) )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(notdallE_type,type,
% 2.76/1.53      notdallE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(notdallE,definition,
% 2.76/1.53      ( notdallE
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ~ ! [Xx: $i] :
% 2.76/1.53                  ( ( in @ Xx @ A )
% 2.76/1.53                 => ( Xphi @ Xx ) )
% 2.76/1.53           => ? [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(exuI1_type,type,
% 2.76/1.53      exuI1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exuI1,definition,
% 2.76/1.53      ( exuI1
% 2.76/1.53      = ( ! [Xphi: $i > $o] :
% 2.76/1.53            ( ? [Xx: $i] :
% 2.76/1.53                ( ( Xphi @ Xx )
% 2.76/1.53                & ! [Xy: $i] :
% 2.76/1.53                    ( ( Xphi @ Xy )
% 2.76/1.53                   => ( Xx = Xy ) ) )
% 2.76/1.53           => ( exu
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(exuI3_type,type,
% 2.76/1.53      exuI3: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exuI3,definition,
% 2.76/1.53      ( exuI3
% 2.76/1.53      = ( ! [Xphi: $i > $o] :
% 2.76/1.53            ( ? [Xx: $i] : ( Xphi @ Xx )
% 2.76/1.53           => ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53                  ( ( Xphi @ Xx )
% 2.76/1.53                 => ( ( Xphi @ Xy )
% 2.76/1.53                   => ( Xx = Xy ) ) )
% 2.76/1.53             => ( exu
% 2.76/1.53                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(exuI2_type,type,
% 2.76/1.53      exuI2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exuI2,definition,
% 2.76/1.53      ( exuI2
% 2.76/1.53      = ( ! [Xphi: $i > $o] :
% 2.76/1.53            ( ? [Xx: $i] :
% 2.76/1.53              ! [Xy: $i] :
% 2.76/1.53                ( ( Xphi @ Xy )
% 2.76/1.53              <=> ( Xy = Xx ) )
% 2.76/1.53           => ( exu
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(inCongP_type,type,
% 2.76/1.53      inCongP: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(inCongP,definition,
% 2.76/1.53      ( inCongP
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( A = B )
% 2.76/1.53           => ! [Xx: $i,Xy: $i] :
% 2.76/1.53                ( ( Xx = Xy )
% 2.76/1.53               => ( ( in @ Xx @ A )
% 2.76/1.53                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(in__Cong_type,type,
% 2.76/1.53      in__Cong: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(in__Cong,definition,
% 2.76/1.53      ( in__Cong
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( A = B )
% 2.76/1.53           => ! [Xx: $i,Xy: $i] :
% 2.76/1.53                ( ( Xx = Xy )
% 2.76/1.53               => ( ( in @ Xx @ A )
% 2.76/1.53                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(exuE3u_type,type,
% 2.76/1.53      exuE3u: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exuE3u,definition,
% 2.76/1.53      ( exuE3u
% 2.76/1.53      = ( ! [Xphi: $i > $o] :
% 2.76/1.53            ( ( exu
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53           => ! [Xx: $i,Xy: $i] :
% 2.76/1.53                ( ( Xphi @ Xx )
% 2.76/1.53               => ( ( Xphi @ Xy )
% 2.76/1.53                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(exu__Cong_type,type,
% 2.76/1.53      exu__Cong: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exu__Cong,definition,
% 2.76/1.53      ( exu__Cong
% 2.76/1.53      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.76/1.53            ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53                ( ( Xx = Xy )
% 2.76/1.53               => ( ( Xphi @ Xx )
% 2.76/1.53                <=> ( Xpsi @ Xy ) ) )
% 2.76/1.53           => ( ( exu
% 2.76/1.53                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53            <=> ( exu
% 2.76/1.53                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyset__Cong_type,type,
% 2.76/1.53      emptyset__Cong: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(emptyset__Cong,definition,
% 2.76/1.53      ( emptyset__Cong
% 2.76/1.53      = ( emptyset = emptyset ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoin__Cong_type,type,
% 2.76/1.53      setadjoin__Cong: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoin__Cong,definition,
% 2.76/1.53      ( setadjoin__Cong
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( Xx = Xy )
% 2.76/1.53           => ! [Xz: $i,Xu: $i] :
% 2.76/1.53                ( ( Xz = Xu )
% 2.76/1.53               => ( ( setadjoin @ Xx @ Xz )
% 2.76/1.53                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(powerset__Cong_type,type,
% 2.76/1.53      powerset__Cong: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(powerset__Cong,definition,
% 2.76/1.53      ( powerset__Cong
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( A = B )
% 2.76/1.53           => ( ( powerset @ A )
% 2.76/1.53              = ( powerset @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setunion__Cong_type,type,
% 2.76/1.53      setunion__Cong: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setunion__Cong,definition,
% 2.76/1.53      ( setunion__Cong
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( A = B )
% 2.76/1.53           => ( ( setunion @ A )
% 2.76/1.53              = ( setunion @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(omega__Cong_type,type,
% 2.76/1.53      omega__Cong: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(omega__Cong,definition,
% 2.76/1.53      ( omega__Cong
% 2.76/1.53      = ( omega = omega ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(exuEu_type,type,
% 2.76/1.53      exuEu: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(exuEu,definition,
% 2.76/1.53      ( exuEu
% 2.76/1.53      = ( ! [Xphi: $i > $o] :
% 2.76/1.53            ( ( exu
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53           => ! [Xx: $i,Xy: $i] :
% 2.76/1.53                ( ( Xphi @ Xx )
% 2.76/1.53               => ( ( Xphi @ Xy )
% 2.76/1.53                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(descr__Cong_type,type,
% 2.76/1.53      descr__Cong: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(descr__Cong,definition,
% 2.76/1.53      ( descr__Cong
% 2.76/1.53      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.76/1.53            ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53                ( ( Xx = Xy )
% 2.76/1.53               => ( ( Xphi @ Xx )
% 2.76/1.53                <=> ( Xpsi @ Xy ) ) )
% 2.76/1.53           => ( ( exu
% 2.76/1.53                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53             => ( ( exu
% 2.76/1.53                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 2.76/1.53               => ( ( descr
% 2.76/1.53                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53                  = ( descr
% 2.76/1.53                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(dsetconstr__Cong_type,type,
% 2.76/1.53      dsetconstr__Cong: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(dsetconstr__Cong,definition,
% 2.76/1.53      ( dsetconstr__Cong
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( A = B )
% 2.76/1.53           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.76/1.53                ( ! [Xx: $i] :
% 2.76/1.53                    ( ( in @ Xx @ A )
% 2.76/1.53                   => ! [Xy: $i] :
% 2.76/1.53                        ( ( in @ Xy @ B )
% 2.76/1.53                       => ( ( Xx = Xy )
% 2.76/1.53                         => ( ( Xphi @ Xx )
% 2.76/1.53                          <=> ( Xpsi @ Xy ) ) ) ) )
% 2.76/1.53               => ( ( dsetconstr @ A
% 2.76/1.53                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53                  = ( dsetconstr @ B
% 2.76/1.53                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(subset_type,type,
% 2.76/1.53      subset: $i > $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(disjoint_type,type,
% 2.76/1.53      disjoint: $i > $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setsmeet_type,type,
% 2.76/1.53      setsmeet: $i > $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetI1_type,type,
% 2.76/1.53      subsetI1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetI1,definition,
% 2.76/1.53      ( subsetI1
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ Xx @ B ) )
% 2.76/1.53           => ( subset @ A @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(eqimpsubset2_type,type,
% 2.76/1.53      eqimpsubset2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(eqimpsubset2,definition,
% 2.76/1.53      ( eqimpsubset2
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( A = B )
% 2.76/1.53           => ( subset @ B @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(eqimpsubset1_type,type,
% 2.76/1.53      eqimpsubset1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(eqimpsubset1,definition,
% 2.76/1.53      ( eqimpsubset1
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( A = B )
% 2.76/1.53           => ( subset @ A @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetI2_type,type,
% 2.76/1.53      subsetI2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetI2,definition,
% 2.76/1.53      ( subsetI2
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ Xx @ B ) )
% 2.76/1.53           => ( subset @ A @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(emptysetsubset_type,type,
% 2.76/1.53      emptysetsubset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(emptysetsubset,definition,
% 2.76/1.53      ( emptysetsubset
% 2.76/1.53      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetE_type,type,
% 2.76/1.53      subsetE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetE,definition,
% 2.76/1.53      ( subsetE
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( subset @ A @ B )
% 2.76/1.53           => ( ( in @ Xx @ A )
% 2.76/1.53             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetE2_type,type,
% 2.76/1.53      subsetE2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetE2,definition,
% 2.76/1.53      ( subsetE2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( subset @ A @ B )
% 2.76/1.53           => ( ~ ( in @ Xx @ B )
% 2.76/1.53             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(notsubsetI_type,type,
% 2.76/1.53      notsubsetI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(notsubsetI,definition,
% 2.76/1.53      ( notsubsetI
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( ~ ( in @ Xx @ B )
% 2.76/1.53             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(notequalI1_type,type,
% 2.76/1.53      notequalI1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(notequalI1,definition,
% 2.76/1.53      ( notequalI1
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ~ ( subset @ A @ B )
% 2.76/1.53           => ( A != B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(notequalI2_type,type,
% 2.76/1.53      notequalI2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(notequalI2,definition,
% 2.76/1.53      ( notequalI2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( ~ ( in @ Xx @ B )
% 2.76/1.53             => ( A != B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetRefl_type,type,
% 2.76/1.53      subsetRefl: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetRefl,definition,
% 2.76/1.53      ( subsetRefl
% 2.76/1.53      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetTrans_type,type,
% 2.76/1.53      subsetTrans: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetTrans,definition,
% 2.76/1.53      ( subsetTrans
% 2.76/1.53      = ( ! [A: $i,B: $i,C: $i] :
% 2.76/1.53            ( ( subset @ A @ B )
% 2.76/1.53           => ( ( subset @ B @ C )
% 2.76/1.53             => ( subset @ A @ C ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinSub_type,type,
% 2.76/1.53      setadjoinSub: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinSub,definition,
% 2.76/1.53      ( setadjoinSub
% 2.76/1.53      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinSub2_type,type,
% 2.76/1.53      setadjoinSub2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setadjoinSub2,definition,
% 2.76/1.53      ( setadjoinSub2
% 2.76/1.53      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.76/1.53            ( ( subset @ A @ B )
% 2.76/1.53           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(subset2powerset_type,type,
% 2.76/1.53      subset2powerset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subset2powerset,definition,
% 2.76/1.53      ( subset2powerset
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( subset @ A @ B )
% 2.76/1.53           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setextsub_type,type,
% 2.76/1.53      setextsub: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setextsub,definition,
% 2.76/1.53      ( setextsub
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( subset @ A @ B )
% 2.76/1.53           => ( ( subset @ B @ A )
% 2.76/1.53             => ( A = B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetemptysetimpeq_type,type,
% 2.76/1.53      subsetemptysetimpeq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subsetemptysetimpeq,definition,
% 2.76/1.53      ( subsetemptysetimpeq
% 2.76/1.53      = ( ! [A: $i] :
% 2.76/1.53            ( ( subset @ A @ emptyset )
% 2.76/1.53           => ( A = emptyset ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetI1_type,type,
% 2.76/1.53      powersetI1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetI1,definition,
% 2.76/1.53      ( powersetI1
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( subset @ B @ A )
% 2.76/1.53           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetE1_type,type,
% 2.76/1.53      powersetE1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetE1,definition,
% 2.76/1.53      ( powersetE1
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( in @ B @ ( powerset @ A ) )
% 2.76/1.53           => ( subset @ B @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(inPowerset_type,type,
% 2.76/1.53      inPowerset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(inPowerset,definition,
% 2.76/1.53      ( inPowerset
% 2.76/1.53      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetsubset_type,type,
% 2.76/1.53      powersetsubset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(powersetsubset,definition,
% 2.76/1.53      ( powersetsubset
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( subset @ A @ B )
% 2.76/1.53           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(sepInPowerset_type,type,
% 2.76/1.53      sepInPowerset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(sepInPowerset,definition,
% 2.76/1.53      ( sepInPowerset
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( in
% 2.76/1.53            @ ( dsetconstr @ A
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53            @ ( powerset @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(sepSubset_type,type,
% 2.76/1.53      sepSubset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(sepSubset,definition,
% 2.76/1.53      ( sepSubset
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( subset
% 2.76/1.53            @ ( dsetconstr @ A
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53            @ A ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binunion_type,type,
% 2.76/1.53      binunion: $i > $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionIL_type,type,
% 2.76/1.53      binunionIL: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionIL,definition,
% 2.76/1.53      ( binunionIL
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(upairset2IR_type,type,
% 2.76/1.53      upairset2IR: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(upairset2IR,definition,
% 2.76/1.53      ( upairset2IR
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionIR_type,type,
% 2.76/1.53      binunionIR: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionIR,definition,
% 2.76/1.53      ( binunionIR
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ B )
% 2.76/1.53           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionEcases_type,type,
% 2.76/1.53      binunionEcases: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionEcases,definition,
% 2.76/1.53      ( binunionEcases
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 2.76/1.53            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.76/1.53           => ( ( ( in @ Xx @ A )
% 2.76/1.53               => Xphi )
% 2.76/1.53             => ( ( ( in @ Xx @ B )
% 2.76/1.53                 => Xphi )
% 2.76/1.53               => Xphi ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionE_type,type,
% 2.76/1.53      binunionE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionE,definition,
% 2.76/1.53      ( binunionE
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.76/1.53           => ( ( in @ Xx @ A )
% 2.76/1.53              | ( in @ Xx @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionLsub_type,type,
% 2.76/1.53      binunionLsub: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionLsub,definition,
% 2.76/1.53      ( binunionLsub
% 2.76/1.53      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionRsub_type,type,
% 2.76/1.53      binunionRsub: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binunionRsub,definition,
% 2.76/1.53      ( binunionRsub
% 2.76/1.53      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersect_type,type,
% 2.76/1.53      binintersect: $i > $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectI_type,type,
% 2.76/1.53      binintersectI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectI,definition,
% 2.76/1.53      ( binintersectI
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( ( in @ Xx @ B )
% 2.76/1.53             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectSubset5_type,type,
% 2.76/1.53      binintersectSubset5: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectSubset5,definition,
% 2.76/1.53      ( binintersectSubset5
% 2.76/1.53      = ( ! [A: $i,B: $i,C: $i] :
% 2.76/1.53            ( ( subset @ C @ A )
% 2.76/1.53           => ( ( subset @ C @ B )
% 2.76/1.53             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectEL_type,type,
% 2.76/1.53      binintersectEL: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectEL,definition,
% 2.76/1.53      ( binintersectEL
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.76/1.53           => ( in @ Xx @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectLsub_type,type,
% 2.76/1.53      binintersectLsub: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectLsub,definition,
% 2.76/1.53      ( binintersectLsub
% 2.76/1.53      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectSubset2_type,type,
% 2.76/1.53      binintersectSubset2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectSubset2,definition,
% 2.76/1.53      ( binintersectSubset2
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( subset @ A @ B )
% 2.76/1.53           => ( ( binintersect @ A @ B )
% 2.76/1.53              = A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectSubset3_type,type,
% 2.76/1.53      binintersectSubset3: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectSubset3,definition,
% 2.76/1.53      ( binintersectSubset3
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( ( binintersect @ A @ B )
% 2.76/1.53              = B )
% 2.76/1.53           => ( subset @ B @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectER_type,type,
% 2.76/1.53      binintersectER: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectER,definition,
% 2.76/1.53      ( binintersectER
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.76/1.53           => ( in @ Xx @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(disjointsetsI1_type,type,
% 2.76/1.53      disjointsetsI1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(disjointsetsI1,definition,
% 2.76/1.53      ( disjointsetsI1
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ~ ? [Xx: $i] :
% 2.76/1.53                  ( ( in @ Xx @ A )
% 2.76/1.53                  & ( in @ Xx @ B ) )
% 2.76/1.53           => ( ( binintersect @ A @ B )
% 2.76/1.53              = emptyset ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectRsub_type,type,
% 2.76/1.53      binintersectRsub: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectRsub,definition,
% 2.76/1.53      ( binintersectRsub
% 2.76/1.53      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectSubset4_type,type,
% 2.76/1.53      binintersectSubset4: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectSubset4,definition,
% 2.76/1.53      ( binintersectSubset4
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( subset @ B @ A )
% 2.76/1.53           => ( ( binintersect @ A @ B )
% 2.76/1.53              = B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectSubset1_type,type,
% 2.76/1.53      binintersectSubset1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(binintersectSubset1,definition,
% 2.76/1.53      ( binintersectSubset1
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( ( binintersect @ A @ B )
% 2.76/1.53              = A )
% 2.76/1.53           => ( subset @ A @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(bs114d_type,type,
% 2.76/1.53      bs114d: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(bs114d,definition,
% 2.76/1.53      ( bs114d
% 2.76/1.53      = ( ! [A: $i,B: $i,C: $i] :
% 2.76/1.53            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 2.76/1.53            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(regular_type,type,
% 2.76/1.53      regular: $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminus_type,type,
% 2.76/1.53      setminus: $i > $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusI_type,type,
% 2.76/1.53      setminusI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusI,definition,
% 2.76/1.53      ( setminusI
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( ~ ( in @ Xx @ B )
% 2.76/1.53             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusEL_type,type,
% 2.76/1.53      setminusEL: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusEL,definition,
% 2.76/1.53      ( setminusEL
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.76/1.53           => ( in @ Xx @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusER_type,type,
% 2.76/1.53      setminusER: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusER,definition,
% 2.76/1.53      ( setminusER
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.76/1.53           => ~ ( in @ Xx @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusSubset2_type,type,
% 2.76/1.53      setminusSubset2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusSubset2,definition,
% 2.76/1.53      ( setminusSubset2
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( subset @ A @ B )
% 2.76/1.53           => ( ( setminus @ A @ B )
% 2.76/1.53              = emptyset ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusERneg_type,type,
% 2.76/1.53      setminusERneg: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusERneg,definition,
% 2.76/1.53      ( setminusERneg
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.76/1.53           => ( ( in @ Xx @ A )
% 2.76/1.53             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusELneg_type,type,
% 2.76/1.53      setminusELneg: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusELneg,definition,
% 2.76/1.53      ( setminusELneg
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.76/1.53           => ( ~ ( in @ Xx @ B )
% 2.76/1.53             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusILneg_type,type,
% 2.76/1.53      setminusILneg: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusILneg,definition,
% 2.76/1.53      ( setminusILneg
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ~ ( in @ Xx @ A )
% 2.76/1.53           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusIRneg_type,type,
% 2.76/1.53      setminusIRneg: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusIRneg,definition,
% 2.76/1.53      ( setminusIRneg
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ B )
% 2.76/1.53           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusLsub_type,type,
% 2.76/1.53      setminusLsub: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusLsub,definition,
% 2.76/1.53      ( setminusLsub
% 2.76/1.53      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusSubset1_type,type,
% 2.76/1.53      setminusSubset1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setminusSubset1,definition,
% 2.76/1.53      ( setminusSubset1
% 2.76/1.53      = ( ! [A: $i,B: $i] :
% 2.76/1.53            ( ( ( setminus @ A @ B )
% 2.76/1.53              = emptyset )
% 2.76/1.53           => ( subset @ A @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiff_type,type,
% 2.76/1.53      symdiff: $i > $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiffE_type,type,
% 2.76/1.53      symdiffE: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiffE,definition,
% 2.76/1.53      ( symdiffE
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 2.76/1.53           => ! [Xphi: $o] :
% 2.76/1.53                ( ( ( in @ Xx @ A )
% 2.76/1.53                 => ( ~ ( in @ Xx @ B )
% 2.76/1.53                   => Xphi ) )
% 2.76/1.53               => ( ( ~ ( in @ Xx @ A )
% 2.76/1.53                   => ( ( in @ Xx @ B )
% 2.76/1.53                     => Xphi ) )
% 2.76/1.53                 => Xphi ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiffI1_type,type,
% 2.76/1.53      symdiffI1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiffI1,definition,
% 2.76/1.53      ( symdiffI1
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( ~ ( in @ Xx @ B )
% 2.76/1.53             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiffI2_type,type,
% 2.76/1.53      symdiffI2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiffI2,definition,
% 2.76/1.53      ( symdiffI2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ~ ( in @ Xx @ A )
% 2.76/1.53           => ( ( in @ Xx @ B )
% 2.76/1.53             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiffIneg1_type,type,
% 2.76/1.53      symdiffIneg1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiffIneg1,definition,
% 2.76/1.53      ( symdiffIneg1
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( ( in @ Xx @ B )
% 2.76/1.53             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiffIneg2_type,type,
% 2.76/1.53      symdiffIneg2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(symdiffIneg2,definition,
% 2.76/1.53      ( symdiffIneg2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ~ ( in @ Xx @ A )
% 2.76/1.53           => ( ~ ( in @ Xx @ B )
% 2.76/1.53             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(iskpair_type,type,
% 2.76/1.53      iskpair: $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(secondinupair_type,type,
% 2.76/1.53      secondinupair: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(secondinupair,definition,
% 2.76/1.53      ( secondinupair
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairIL_type,type,
% 2.76/1.53      setukpairIL: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairIL,definition,
% 2.76/1.53      ( setukpairIL
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairIR_type,type,
% 2.76/1.53      setukpairIR: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairIR,definition,
% 2.76/1.53      ( setukpairIR
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(kpairiskpair_type,type,
% 2.76/1.53      kpairiskpair: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(kpairiskpair,definition,
% 2.76/1.53      ( kpairiskpair
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(kpair_type,type,
% 2.76/1.53      kpair: $i > $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(kpairp_type,type,
% 2.76/1.53      kpairp: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(kpairp,definition,
% 2.76/1.53      ( kpairp
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprod_type,type,
% 2.76/1.53      cartprod: $i > $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(singletonsubset_type,type,
% 2.76/1.53      singletonsubset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(singletonsubset,definition,
% 2.76/1.53      ( singletonsubset
% 2.76/1.53      = ( ! [A: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(singletoninpowerset_type,type,
% 2.76/1.53      singletoninpowerset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(singletoninpowerset,definition,
% 2.76/1.53      ( singletoninpowerset
% 2.76/1.53      = ( ! [A: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(singletoninpowunion_type,type,
% 2.76/1.53      singletoninpowunion: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(singletoninpowunion,definition,
% 2.76/1.53      ( singletoninpowunion
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(upairset2E_type,type,
% 2.76/1.53      upairset2E: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(upairset2E,definition,
% 2.76/1.53      ( upairset2E
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.76/1.53            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.76/1.53           => ( ( Xz = Xx )
% 2.76/1.53              | ( Xz = Xy ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(upairsubunion_type,type,
% 2.76/1.53      upairsubunion: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(upairsubunion,definition,
% 2.76/1.53      ( upairsubunion
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(upairinpowunion_type,type,
% 2.76/1.53      upairinpowunion: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(upairinpowunion,definition,
% 2.76/1.53      ( upairinpowunion
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ubforcartprodlem1_type,type,
% 2.76/1.53      ubforcartprodlem1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ubforcartprodlem1,definition,
% 2.76/1.53      ( ubforcartprodlem1
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ubforcartprodlem2_type,type,
% 2.76/1.53      ubforcartprodlem2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ubforcartprodlem2,definition,
% 2.76/1.53      ( ubforcartprodlem2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ubforcartprodlem3_type,type,
% 2.76/1.53      ubforcartprodlem3: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ubforcartprodlem3,definition,
% 2.76/1.53      ( ubforcartprodlem3
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodpairin_type,type,
% 2.76/1.53      cartprodpairin: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodpairin,definition,
% 2.76/1.53      ( cartprodpairin
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodmempair1_type,type,
% 2.76/1.53      cartprodmempair1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodmempair1,definition,
% 2.76/1.53      ( cartprodmempair1
% 2.76/1.53      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.76/1.53            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.76/1.53           => ? [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53                & ? [Xy: $i] :
% 2.76/1.53                    ( ( in @ Xy @ B )
% 2.76/1.53                    & ( Xu
% 2.76/1.53                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodmempair_type,type,
% 2.76/1.53      cartprodmempair: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodmempair,definition,
% 2.76/1.53      ( cartprodmempair
% 2.76/1.53      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.76/1.53            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.76/1.53           => ( iskpair @ Xu ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionE2_type,type,
% 2.76/1.53      setunionE2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionE2,definition,
% 2.76/1.53      ( setunionE2
% 2.76/1.53      = ( ! [A: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ ( setunion @ A ) )
% 2.76/1.53           => ? [X: $i] :
% 2.76/1.53                ( ( in @ X @ A )
% 2.76/1.53                & ( in @ Xx @ X ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionsingleton1_type,type,
% 2.76/1.53      setunionsingleton1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionsingleton1,definition,
% 2.76/1.53      ( setunionsingleton1
% 2.76/1.53      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionsingleton2_type,type,
% 2.76/1.53      setunionsingleton2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionsingleton2,definition,
% 2.76/1.53      ( setunionsingleton2
% 2.76/1.53      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionsingleton_type,type,
% 2.76/1.53      setunionsingleton: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setunionsingleton,definition,
% 2.76/1.53      ( setunionsingleton
% 2.76/1.53      = ( ! [Xx: $i] :
% 2.76/1.53            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 2.76/1.53            = Xx ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(singleton_type,type,
% 2.76/1.53      singleton: $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(singletonprop_type,type,
% 2.76/1.53      singletonprop: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(singletonprop,definition,
% 2.76/1.53      ( singletonprop
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ! [Xy: $i] :
% 2.76/1.53                    ( ( in @ Xy @ A )
% 2.76/1.53                   => ( ( Xphi @ Xx )
% 2.76/1.53                     => ( ( Xphi @ Xy )
% 2.76/1.53                       => ( Xx = Xy ) ) ) ) )
% 2.76/1.53           => ( ? [Xx: $i] :
% 2.76/1.53                  ( ( in @ Xx @ A )
% 2.76/1.53                  & ( Xphi @ Xx ) )
% 2.76/1.53             => ( singleton
% 2.76/1.53                @ ( dsetconstr @ A
% 2.76/1.53                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ex1_type,type,
% 2.76/1.53      ex1: $i > ( $i > $o ) > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ex1,definition,
% 2.76/1.53      ( ex1
% 2.76/1.53      = ( ^ [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( singleton
% 2.76/1.53            @ ( dsetconstr @ A
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ex1E1_type,type,
% 2.76/1.53      ex1E1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ex1E1,definition,
% 2.76/1.53      ( ex1E1
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ( ex1 @ A
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53           => ? [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53                & ( Xphi @ Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ex1I_type,type,
% 2.76/1.53      ex1I: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ex1I,definition,
% 2.76/1.53      ( ex1I
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ( ( Xphi @ Xx )
% 2.76/1.53             => ( ! [Xy: $i] :
% 2.76/1.53                    ( ( in @ Xy @ A )
% 2.76/1.53                   => ( ( Xphi @ Xy )
% 2.76/1.53                     => ( Xy = Xx ) ) )
% 2.76/1.53               => ( ex1 @ A
% 2.76/1.53                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ex1I2_type,type,
% 2.76/1.53      ex1I2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ex1I2,definition,
% 2.76/1.53      ( ex1I2
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ! [Xy: $i] :
% 2.76/1.53                    ( ( in @ Xy @ A )
% 2.76/1.53                   => ( ( Xphi @ Xx )
% 2.76/1.53                     => ( ( Xphi @ Xy )
% 2.76/1.53                       => ( Xx = Xy ) ) ) ) )
% 2.76/1.53           => ( ? [Xx: $i] :
% 2.76/1.53                  ( ( in @ Xx @ A )
% 2.76/1.53                  & ( Xphi @ Xx ) )
% 2.76/1.53             => ( ex1 @ A
% 2.76/1.53                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(singletonsuniq_type,type,
% 2.76/1.53      singletonsuniq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(singletonsuniq,definition,
% 2.76/1.53      ( singletonsuniq
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( ( setadjoin @ Xx @ emptyset )
% 2.76/1.53              = ( setadjoin @ Xy @ emptyset ) )
% 2.76/1.53           => ( Xx = Xy ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(atmost1p_type,type,
% 2.76/1.53      atmost1p: $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(atleast2p_type,type,
% 2.76/1.53      atleast2p: $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(atmost2p_type,type,
% 2.76/1.53      atmost2p: $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(upairsetp_type,type,
% 2.76/1.53      upairsetp: $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjL1_type,type,
% 2.76/1.53      setukpairinjL1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjL1,definition,
% 2.76/1.53      ( setukpairinjL1
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.76/1.53            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 2.76/1.53           => ( Xx = Xz ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(kfstsingleton_type,type,
% 2.76/1.53      kfstsingleton: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(kfstsingleton,definition,
% 2.76/1.53      ( kfstsingleton
% 2.76/1.53      = ( ! [Xu: $i] :
% 2.76/1.53            ( ( iskpair @ Xu )
% 2.76/1.53           => ( singleton
% 2.76/1.53              @ ( dsetconstr @ ( setunion @ Xu )
% 2.76/1.53                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(theprop_type,type,
% 2.76/1.53      theprop: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(theprop,definition,
% 2.76/1.53      ( theprop
% 2.76/1.53      = ( ! [X: $i] :
% 2.76/1.53            ( ( singleton @ X )
% 2.76/1.53           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(kfst_type,type,
% 2.76/1.53      kfst: $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(kfstpairEq_type,type,
% 2.76/1.53      kfstpairEq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(kfstpairEq,definition,
% 2.76/1.53      ( kfstpairEq
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.76/1.53            = Xx ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodfstin_type,type,
% 2.76/1.53      cartprodfstin: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodfstin,definition,
% 2.76/1.53      ( cartprodfstin
% 2.76/1.53      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.76/1.53            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.76/1.53           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjL2_type,type,
% 2.76/1.53      setukpairinjL2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjL2,definition,
% 2.76/1.53      ( setukpairinjL2
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.76/1.53            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.76/1.53              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.76/1.53           => ( Xx = Xz ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjL_type,type,
% 2.76/1.53      setukpairinjL: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjL,definition,
% 2.76/1.53      ( setukpairinjL
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.76/1.53            ( ( ( kpair @ Xx @ Xy )
% 2.76/1.53              = ( kpair @ Xz @ Xu ) )
% 2.76/1.53           => ( Xx = Xz ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjR11_type,type,
% 2.76/1.53      setukpairinjR11: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjR11,definition,
% 2.76/1.53      ( setukpairinjR11
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( Xx = Xy )
% 2.76/1.53           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.76/1.53              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjR12_type,type,
% 2.76/1.53      setukpairinjR12: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjR12,definition,
% 2.76/1.53      ( setukpairinjR12
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( Xx = Xy )
% 2.76/1.53           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.76/1.53              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjR1_type,type,
% 2.76/1.53      setukpairinjR1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjR1,definition,
% 2.76/1.53      ( setukpairinjR1
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.76/1.53            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.76/1.53              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.76/1.53           => ( ( Xz = Xu )
% 2.76/1.53             => ( Xy = Xu ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(upairequniteq_type,type,
% 2.76/1.53      upairequniteq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(upairequniteq,definition,
% 2.76/1.53      ( upairequniteq
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.76/1.53            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.76/1.53              = ( setadjoin @ Xz @ emptyset ) )
% 2.76/1.53           => ( Xx = Xy ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjR2_type,type,
% 2.76/1.53      setukpairinjR2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjR2,definition,
% 2.76/1.53      ( setukpairinjR2
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.76/1.53            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.76/1.53              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.76/1.53           => ( Xy = Xu ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjR_type,type,
% 2.76/1.53      setukpairinjR: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setukpairinjR,definition,
% 2.76/1.53      ( setukpairinjR
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.76/1.53            ( ( ( kpair @ Xx @ Xy )
% 2.76/1.53              = ( kpair @ Xz @ Xu ) )
% 2.76/1.53           => ( Xy = Xu ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ksndsingleton_type,type,
% 2.76/1.53      ksndsingleton: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ksndsingleton,definition,
% 2.76/1.53      ( ksndsingleton
% 2.76/1.53      = ( ! [Xu: $i] :
% 2.76/1.53            ( ( iskpair @ Xu )
% 2.76/1.53           => ( singleton
% 2.76/1.53              @ ( dsetconstr @ ( setunion @ Xu )
% 2.76/1.53                @ ^ [Xx: $i] :
% 2.76/1.53                    ( Xu
% 2.76/1.53                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ksnd_type,type,
% 2.76/1.53      ksnd: $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(ksndpairEq_type,type,
% 2.76/1.53      ksndpairEq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ksndpairEq,definition,
% 2.76/1.53      ( ksndpairEq
% 2.76/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.76/1.53            = Xy ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(kpairsurjEq_type,type,
% 2.76/1.53      kpairsurjEq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(kpairsurjEq,definition,
% 2.76/1.53      ( kpairsurjEq
% 2.76/1.53      = ( ! [Xu: $i] :
% 2.76/1.53            ( ( iskpair @ Xu )
% 2.76/1.53           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.76/1.53              = Xu ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodsndin_type,type,
% 2.76/1.53      cartprodsndin: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodsndin,definition,
% 2.76/1.53      ( cartprodsndin
% 2.76/1.53      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.76/1.53            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.76/1.53           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodpairmemEL_type,type,
% 2.76/1.53      cartprodpairmemEL: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodpairmemEL,definition,
% 2.76/1.53      ( cartprodpairmemEL
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.76/1.53           => ( in @ Xx @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodpairmemER_type,type,
% 2.76/1.53      cartprodpairmemER: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodpairmemER,definition,
% 2.76/1.53      ( cartprodpairmemER
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.76/1.53           => ( in @ Xy @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodmempaircEq_type,type,
% 2.76/1.53      cartprodmempaircEq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodmempaircEq,definition,
% 2.76/1.53      ( cartprodmempaircEq
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( ( kpair @ Xx @ Xy )
% 2.76/1.53                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodfstpairEq_type,type,
% 2.76/1.53      cartprodfstpairEq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodfstpairEq,definition,
% 2.76/1.53      ( cartprodfstpairEq
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.76/1.53                  = Xx ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodsndpairEq_type,type,
% 2.76/1.53      cartprodsndpairEq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodsndpairEq,definition,
% 2.76/1.53      ( cartprodsndpairEq
% 2.76/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.76/1.53                  = Xy ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodpairsurjEq_type,type,
% 2.76/1.53      cartprodpairsurjEq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(cartprodpairsurjEq,definition,
% 2.76/1.53      ( cartprodpairsurjEq
% 2.76/1.53      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.76/1.53            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.76/1.53           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.76/1.53              = Xu ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(breln_type,type,
% 2.76/1.53      breln: $i > $i > $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(breln,definition,
% 2.76/1.53      ( breln
% 2.76/1.53      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstr_type,type,
% 2.76/1.53      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrI_type,type,
% 2.76/1.53      dpsetconstrI: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrI,definition,
% 2.76/1.53      ( dpsetconstrI
% 2.76/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( ( Xphi @ Xx @ Xy )
% 2.76/1.53                 => ( in @ ( kpair @ Xx @ Xy )
% 2.76/1.53                    @ ( dpsetconstr @ A @ B
% 2.76/1.53                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrSub_type,type,
% 2.76/1.53      dpsetconstrSub: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrSub,definition,
% 2.76/1.53      ( dpsetconstrSub
% 2.76/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.76/1.53            ( subset
% 2.76/1.53            @ ( dpsetconstr @ A @ B
% 2.76/1.53              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 2.76/1.53            @ ( cartprod @ A @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(setOfPairsIsBReln_type,type,
% 2.76/1.53      setOfPairsIsBReln: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(setOfPairsIsBReln,definition,
% 2.76/1.53      ( setOfPairsIsBReln
% 2.76/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.76/1.53            ( breln @ A @ B
% 2.76/1.53            @ ( dpsetconstr @ A @ B
% 2.76/1.53              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrERa_type,type,
% 2.76/1.53      dpsetconstrERa: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrERa,definition,
% 2.76/1.53      ( dpsetconstrERa
% 2.76/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ B )
% 2.76/1.53               => ( ( in @ ( kpair @ Xx @ Xy )
% 2.76/1.53                    @ ( dpsetconstr @ A @ B
% 2.76/1.53                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.76/1.53                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrEL1_type,type,
% 2.76/1.53      dpsetconstrEL1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrEL1,definition,
% 2.76/1.53      ( dpsetconstrEL1
% 2.76/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ ( kpair @ Xx @ Xy )
% 2.76/1.53              @ ( dpsetconstr @ A @ B
% 2.76/1.53                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.76/1.53           => ( in @ Xx @ A ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrEL2_type,type,
% 2.76/1.53      dpsetconstrEL2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrEL2,definition,
% 2.76/1.53      ( dpsetconstrEL2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ ( kpair @ Xx @ Xy )
% 2.76/1.53              @ ( dpsetconstr @ A @ B
% 2.76/1.53                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.76/1.53           => ( in @ Xy @ B ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrER_type,type,
% 2.76/1.53      dpsetconstrER: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(dpsetconstrER,definition,
% 2.76/1.53      ( dpsetconstrER
% 2.76/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.76/1.53            ( ( in @ ( kpair @ Xx @ Xy )
% 2.76/1.53              @ ( dpsetconstr @ A @ B
% 2.76/1.53                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.76/1.53           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(func_type,type,
% 2.76/1.53      func: $i > $i > $i > $o ).
% 2.76/1.53  
% 2.76/1.53  thf(funcSet_type,type,
% 2.76/1.53      funcSet: $i > $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(funcImageSingleton_type,type,
% 2.76/1.53      funcImageSingleton: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(funcImageSingleton,definition,
% 2.76/1.53      ( funcImageSingleton
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( func @ A @ B @ Xf )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( singleton
% 2.76/1.53                  @ ( dsetconstr @ B
% 2.76/1.53                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(apProp_type,type,
% 2.76/1.53      apProp: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(apProp,definition,
% 2.76/1.53      ( apProp
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( func @ A @ B @ Xf )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in
% 2.76/1.53                  @ ( setunion
% 2.76/1.53                    @ ( dsetconstr @ B
% 2.76/1.53                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 2.76/1.53                  @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ap_type,type,
% 2.76/1.53      ap: $i > $i > $i > $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(app_type,type,
% 2.76/1.53      app: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(app,definition,
% 2.76/1.53      ( app
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( func @ A @ B @ Xf )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(infuncsetfunc_type,type,
% 2.76/1.53      infuncsetfunc: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(infuncsetfunc,definition,
% 2.76/1.53      ( infuncsetfunc
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.76/1.53           => ( func @ A @ B @ Xf ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ap2p_type,type,
% 2.76/1.53      ap2p: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ap2p,definition,
% 2.76/1.53      ( ap2p
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(funcinfuncset_type,type,
% 2.76/1.53      funcinfuncset: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(funcinfuncset,definition,
% 2.76/1.53      ( funcinfuncset
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( func @ A @ B @ Xf )
% 2.76/1.53           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(lamProp_type,type,
% 2.76/1.53      lamProp: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(lamProp,definition,
% 2.76/1.53      ( lamProp
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.76/1.53           => ( func @ A @ B
% 2.76/1.53              @ ( dpsetconstr @ A @ B
% 2.76/1.53                @ ^ [Xx: $i,Xy: $i] :
% 2.76/1.53                    ( ( Xf @ Xx )
% 2.76/1.53                    = Xy ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(lam_type,type,
% 2.76/1.53      lam: $i > $i > ( $i > $i ) > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(lamp_type,type,
% 2.76/1.53      lamp: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(lamp,definition,
% 2.76/1.53      ( lamp
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.76/1.53           => ( func @ A @ B
% 2.76/1.53              @ ( lam @ A @ B
% 2.76/1.53                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(lam2p_type,type,
% 2.76/1.53      lam2p: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(lam2p,definition,
% 2.76/1.53      ( lam2p
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.76/1.53           => ( in
% 2.76/1.53              @ ( lam @ A @ B
% 2.76/1.53                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.76/1.53              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(brelnall1_type,type,
% 2.76/1.53      brelnall1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(brelnall1,definition,
% 2.76/1.53      ( brelnall1
% 2.76/1.53      = ( ! [A: $i,B: $i,R: $i] :
% 2.76/1.53            ( ( breln @ A @ B @ R )
% 2.76/1.53           => ! [Xphi: $i > $o] :
% 2.76/1.53                ( ! [Xx: $i] :
% 2.76/1.53                    ( ( in @ Xx @ A )
% 2.76/1.53                   => ! [Xy: $i] :
% 2.76/1.53                        ( ( in @ Xy @ B )
% 2.76/1.53                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.76/1.53                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.76/1.53               => ! [Xx: $i] :
% 2.76/1.53                    ( ( in @ Xx @ R )
% 2.76/1.53                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(brelnall2_type,type,
% 2.76/1.53      brelnall2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(brelnall2,definition,
% 2.76/1.53      ( brelnall2
% 2.76/1.53      = ( ! [A: $i,B: $i,R: $i] :
% 2.76/1.53            ( ( breln @ A @ B @ R )
% 2.76/1.53           => ! [Xphi: $i > $o] :
% 2.76/1.53                ( ! [Xx: $i] :
% 2.76/1.53                    ( ( in @ Xx @ A )
% 2.76/1.53                   => ! [Xy: $i] :
% 2.76/1.53                        ( ( in @ Xy @ B )
% 2.76/1.53                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.76/1.53                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.76/1.53               => ! [Xx: $i] :
% 2.76/1.53                    ( ( in @ Xx @ R )
% 2.76/1.53                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ex1E2_type,type,
% 2.76/1.53      ex1E2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ex1E2,definition,
% 2.76/1.53      ( ex1E2
% 2.76/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.76/1.53            ( ( ex1 @ A
% 2.76/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ! [Xy: $i] :
% 2.76/1.53                    ( ( in @ Xy @ A )
% 2.76/1.53                   => ( ( Xphi @ Xx )
% 2.76/1.53                     => ( ( Xphi @ Xy )
% 2.76/1.53                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(funcGraphProp1_type,type,
% 2.76/1.53      funcGraphProp1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(funcGraphProp1,definition,
% 2.76/1.53      ( funcGraphProp1
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( func @ A @ B @ Xf )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(funcGraphProp3_type,type,
% 2.76/1.53      funcGraphProp3: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(funcGraphProp3,definition,
% 2.76/1.53      ( funcGraphProp3
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(funcGraphProp2_type,type,
% 2.76/1.53      funcGraphProp2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(funcGraphProp2,definition,
% 2.76/1.53      ( funcGraphProp2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( func @ A @ B @ Xf )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ! [Xy: $i] :
% 2.76/1.53                    ( ( in @ Xy @ B )
% 2.76/1.53                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.76/1.53                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.76/1.53                        = Xy ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(funcextLem_type,type,
% 2.76/1.53      funcextLem: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(funcextLem,definition,
% 2.76/1.53      ( funcextLem
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( func @ A @ B @ Xf )
% 2.76/1.53           => ! [Xg: $i] :
% 2.76/1.53                ( ( func @ A @ B @ Xg )
% 2.76/1.53               => ( ! [Xx: $i] :
% 2.76/1.53                      ( ( in @ Xx @ A )
% 2.76/1.53                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.76/1.53                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.76/1.53                 => ! [Xx: $i] :
% 2.76/1.53                      ( ( in @ Xx @ A )
% 2.76/1.53                     => ! [Xy: $i] :
% 2.76/1.53                          ( ( in @ Xy @ B )
% 2.76/1.53                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 2.76/1.53                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(funcGraphProp4_type,type,
% 2.76/1.53      funcGraphProp4: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(funcGraphProp4,definition,
% 2.76/1.53      ( funcGraphProp4
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ! [Xy: $i] :
% 2.76/1.53                    ( ( in @ Xy @ B )
% 2.76/1.53                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.76/1.53                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.76/1.53                        = Xy ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(subbreln_type,type,
% 2.76/1.53      subbreln: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(subbreln,definition,
% 2.76/1.53      ( subbreln
% 2.76/1.53      = ( ! [A: $i,B: $i,R: $i] :
% 2.76/1.53            ( ( breln @ A @ B @ R )
% 2.76/1.53           => ! [S: $i] :
% 2.76/1.53                ( ( breln @ A @ B @ S )
% 2.76/1.53               => ( ! [Xx: $i] :
% 2.76/1.53                      ( ( in @ Xx @ A )
% 2.76/1.53                     => ! [Xy: $i] :
% 2.76/1.53                          ( ( in @ Xy @ B )
% 2.76/1.53                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.76/1.53                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.76/1.53                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(eqbreln_type,type,
% 2.76/1.53      eqbreln: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(eqbreln,definition,
% 2.76/1.53      ( eqbreln
% 2.76/1.53      = ( ! [A: $i,B: $i,R: $i] :
% 2.76/1.53            ( ( breln @ A @ B @ R )
% 2.76/1.53           => ! [S: $i] :
% 2.76/1.53                ( ( breln @ A @ B @ S )
% 2.76/1.53               => ( ! [Xx: $i] :
% 2.76/1.53                      ( ( in @ Xx @ A )
% 2.76/1.53                     => ! [Xy: $i] :
% 2.76/1.53                          ( ( in @ Xy @ B )
% 2.76/1.53                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.76/1.53                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.76/1.53                 => ( ! [Xx: $i] :
% 2.76/1.53                        ( ( in @ Xx @ A )
% 2.76/1.53                       => ! [Xy: $i] :
% 2.76/1.53                            ( ( in @ Xy @ B )
% 2.76/1.53                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 2.76/1.53                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 2.76/1.53                   => ( R = S ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(funcext_type,type,
% 2.76/1.53      funcext: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(funcext,definition,
% 2.76/1.53      ( funcext
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( func @ A @ B @ Xf )
% 2.76/1.53           => ! [Xg: $i] :
% 2.76/1.53                ( ( func @ A @ B @ Xg )
% 2.76/1.53               => ( ! [Xx: $i] :
% 2.76/1.53                      ( ( in @ Xx @ A )
% 2.76/1.53                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.76/1.53                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.76/1.53                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(funcext2_type,type,
% 2.76/1.53      funcext2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(funcext2,definition,
% 2.76/1.53      ( funcext2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.76/1.53           => ! [Xg: $i] :
% 2.76/1.53                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 2.76/1.53               => ( ! [Xx: $i] :
% 2.76/1.53                      ( ( in @ Xx @ A )
% 2.76/1.53                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.76/1.53                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.76/1.53                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ap2apEq1_type,type,
% 2.76/1.53      ap2apEq1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ap2apEq1,definition,
% 2.76/1.53      ( ap2apEq1
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( ( ap @ A @ B @ Xf @ Xx )
% 2.76/1.53                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ap2apEq2_type,type,
% 2.76/1.53      ap2apEq2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ap2apEq2,definition,
% 2.76/1.53      ( ap2apEq2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( func @ A @ B @ Xf )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( ( ap @ A @ B @ Xf @ Xx )
% 2.76/1.53                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(beta1_type,type,
% 2.76/1.53      beta1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(beta1,definition,
% 2.76/1.53      ( beta1
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( ( ap @ A @ B
% 2.76/1.53                    @ ( lam @ A @ B
% 2.76/1.53                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 2.76/1.53                    @ Xx )
% 2.76/1.53                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(eta1_type,type,
% 2.76/1.53      eta1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(eta1,definition,
% 2.76/1.53      ( eta1
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( func @ A @ B @ Xf )
% 2.76/1.53           => ( ( lam @ A @ B
% 2.76/1.53                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 2.76/1.53              = Xf ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(lam2lamEq_type,type,
% 2.76/1.53      lam2lamEq: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(lam2lamEq,definition,
% 2.76/1.53      ( lam2lamEq
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.76/1.53           => ( ( lam @ A @ B
% 2.76/1.53                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.76/1.53              = ( lam @ A @ B
% 2.76/1.53                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(beta2_type,type,
% 2.76/1.53      beta2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(beta2,definition,
% 2.76/1.53      ( beta2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.76/1.53            ( ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.76/1.53           => ! [Xx: $i] :
% 2.76/1.53                ( ( in @ Xx @ A )
% 2.76/1.53               => ( ( ap @ A @ B
% 2.76/1.53                    @ ( lam @ A @ B
% 2.76/1.53                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 2.76/1.53                    @ Xx )
% 2.76/1.53                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(eta2_type,type,
% 2.76/1.53      eta2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(eta2,definition,
% 2.76/1.53      ( eta2
% 2.76/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.76/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.76/1.53           => ( ( lam @ A @ B
% 2.76/1.53                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 2.76/1.53              = Xf ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(iffalseProp1_type,type,
% 2.76/1.53      iffalseProp1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(iffalseProp1,definition,
% 2.76/1.53      ( iffalseProp1
% 2.76/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ A )
% 2.76/1.53               => ( ~ Xphi
% 2.76/1.53                 => ( in @ Xy
% 2.76/1.53                    @ ( dsetconstr @ A
% 2.76/1.53                      @ ^ [Xz: $i] :
% 2.76/1.53                          ( ( Xphi
% 2.76/1.53                            & ( Xz = Xx ) )
% 2.76/1.53                          | ( ~ Xphi
% 2.76/1.53                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(iffalseProp2_type,type,
% 2.76/1.53      iffalseProp2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(iffalseProp2,definition,
% 2.76/1.53      ( iffalseProp2
% 2.76/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ A )
% 2.76/1.53               => ( ~ Xphi
% 2.76/1.53                 => ( ( dsetconstr @ A
% 2.76/1.53                      @ ^ [Xz: $i] :
% 2.76/1.53                          ( ( Xphi
% 2.76/1.53                            & ( Xz = Xx ) )
% 2.76/1.53                          | ( ~ Xphi
% 2.76/1.53                            & ( Xz = Xy ) ) ) )
% 2.76/1.53                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(iftrueProp1_type,type,
% 2.76/1.53      iftrueProp1: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(iftrueProp1,definition,
% 2.76/1.53      ( iftrueProp1
% 2.76/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ A )
% 2.76/1.53               => ( Xphi
% 2.76/1.53                 => ( in @ Xx
% 2.76/1.53                    @ ( dsetconstr @ A
% 2.76/1.53                      @ ^ [Xz: $i] :
% 2.76/1.53                          ( ( Xphi
% 2.76/1.53                            & ( Xz = Xx ) )
% 2.76/1.53                          | ( ~ Xphi
% 2.76/1.53                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(iftrueProp2_type,type,
% 2.76/1.53      iftrueProp2: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(iftrueProp2,definition,
% 2.76/1.53      ( iftrueProp2
% 2.76/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ A )
% 2.76/1.53               => ( Xphi
% 2.76/1.53                 => ( ( dsetconstr @ A
% 2.76/1.53                      @ ^ [Xz: $i] :
% 2.76/1.53                          ( ( Xphi
% 2.76/1.53                            & ( Xz = Xx ) )
% 2.76/1.53                          | ( ~ Xphi
% 2.76/1.53                            & ( Xz = Xy ) ) ) )
% 2.76/1.53                    = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(ifSingleton_type,type,
% 2.76/1.53      ifSingleton: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ifSingleton,definition,
% 2.76/1.53      ( ifSingleton
% 2.76/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ A )
% 2.76/1.53               => ( singleton
% 2.76/1.53                  @ ( dsetconstr @ A
% 2.76/1.53                    @ ^ [Xz: $i] :
% 2.76/1.53                        ( ( Xphi
% 2.76/1.53                          & ( Xz = Xx ) )
% 2.76/1.53                        | ( ~ Xphi
% 2.76/1.53                          & ( Xz = Xy ) ) ) ) ) ) ) ) ) ).
% 2.76/1.53  
% 2.76/1.53  thf(if_type,type,
% 2.76/1.53      if: $i > $o > $i > $i > $i ).
% 2.76/1.53  
% 2.76/1.53  thf(ifp_type,type,
% 2.76/1.53      ifp: $o ).
% 2.76/1.53  
% 2.76/1.53  thf(ifp,definition,
% 2.76/1.53      ( ifp
% 2.76/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.76/1.53            ( ( in @ Xx @ A )
% 2.76/1.53           => ! [Xy: $i] :
% 2.76/1.53                ( ( in @ Xy @ A )
% 2.76/1.53               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ A ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(theeq_type,type,
% 2.76/1.54      theeq: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(theeq,definition,
% 2.76/1.54      ( theeq
% 2.76/1.54      = ( ! [X: $i] :
% 2.76/1.54            ( ( singleton @ X )
% 2.76/1.54           => ! [Xx: $i] :
% 2.76/1.54                ( ( in @ Xx @ X )
% 2.76/1.54               => ( ( setunion @ X )
% 2.76/1.54                  = Xx ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(iftrue_type,type,
% 2.76/1.54      iftrue: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(iftrue,definition,
% 2.76/1.54      ( iftrue
% 2.76/1.54      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.76/1.54            ( ( in @ Xx @ A )
% 2.76/1.54           => ! [Xy: $i] :
% 2.76/1.54                ( ( in @ Xy @ A )
% 2.76/1.54               => ( Xphi
% 2.76/1.54                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 2.76/1.54                    = Xx ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(iffalse_type,type,
% 2.76/1.54      iffalse: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(iffalse,definition,
% 2.76/1.54      ( iffalse
% 2.76/1.54      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.76/1.54            ( ( in @ Xx @ A )
% 2.76/1.54           => ! [Xy: $i] :
% 2.76/1.54                ( ( in @ Xy @ A )
% 2.76/1.54               => ( ~ Xphi
% 2.76/1.54                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 2.76/1.54                    = Xy ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(iftrueorfalse_type,type,
% 2.76/1.54      iftrueorfalse: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(iftrueorfalse,definition,
% 2.76/1.54      ( iftrueorfalse
% 2.76/1.54      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.76/1.54            ( ( in @ Xx @ A )
% 2.76/1.54           => ! [Xy: $i] :
% 2.76/1.54                ( ( in @ Xy @ A )
% 2.76/1.54               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(binintersectT_lem_type,type,
% 2.76/1.54      binintersectT_lem: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(binintersectT_lem,definition,
% 2.76/1.54      ( binintersectT_lem
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(binunionT_lem_type,type,
% 2.76/1.54      binunionT_lem: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(binunionT_lem,definition,
% 2.76/1.54      ( binunionT_lem
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( in @ ( binunion @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(powersetT_lem_type,type,
% 2.76/1.54      powersetT_lem: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(powersetT_lem,definition,
% 2.76/1.54      ( powersetT_lem
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ( in @ ( powerset @ X ) @ ( powerset @ ( powerset @ A ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(setminusT_lem_type,type,
% 2.76/1.54      setminusT_lem: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(setminusT_lem,definition,
% 2.76/1.54      ( setminusT_lem
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( in @ ( setminus @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(complementT_lem_type,type,
% 2.76/1.54      complementT_lem: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(complementT_lem,definition,
% 2.76/1.54      ( complementT_lem
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ( in @ ( setminus @ A @ X ) @ ( powerset @ A ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(setextT_type,type,
% 2.76/1.54      setextT: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(setextT,definition,
% 2.76/1.54      ( setextT
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( ! [Xx: $i] :
% 2.76/1.54                      ( ( in @ Xx @ A )
% 2.76/1.54                     => ( ( in @ Xx @ X )
% 2.76/1.54                       => ( in @ Xx @ Y ) ) )
% 2.76/1.54                 => ( ! [Xx: $i] :
% 2.76/1.54                        ( ( in @ Xx @ A )
% 2.76/1.54                       => ( ( in @ Xx @ Y )
% 2.76/1.54                         => ( in @ Xx @ X ) ) )
% 2.76/1.54                   => ( X = Y ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(subsetTI_type,type,
% 2.76/1.54      subsetTI: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(subsetTI,definition,
% 2.76/1.54      ( subsetTI
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( ! [Xx: $i] :
% 2.76/1.54                      ( ( in @ Xx @ A )
% 2.76/1.54                     => ( ( in @ Xx @ X )
% 2.76/1.54                       => ( in @ Xx @ Y ) ) )
% 2.76/1.54                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(powersetTI1_type,type,
% 2.76/1.54      powersetTI1: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(powersetTI1,definition,
% 2.76/1.54      ( powersetTI1
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( ! [Xx: $i] :
% 2.76/1.54                      ( ( in @ Xx @ A )
% 2.76/1.54                     => ( ( in @ Xx @ X )
% 2.76/1.54                       => ( in @ Xx @ Y ) ) )
% 2.76/1.54                 => ( in @ X @ ( powerset @ Y ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(powersetTE1_type,type,
% 2.76/1.54      powersetTE1: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(powersetTE1,definition,
% 2.76/1.54      ( powersetTE1
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Xx: $i] :
% 2.76/1.54                    ( ( in @ Xx @ A )
% 2.76/1.54                   => ( ( in @ X @ ( powerset @ Y ) )
% 2.76/1.54                     => ( ( in @ Xx @ X )
% 2.76/1.54                       => ( in @ Xx @ Y ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(complementTI1_type,type,
% 2.76/1.54      complementTI1: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(complementTI1,definition,
% 2.76/1.54      ( complementTI1
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Xx: $i] :
% 2.76/1.54                ( ( in @ Xx @ A )
% 2.76/1.54               => ( ( in @ Xx @ X )
% 2.76/1.54                 => ~ ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(complementTE1_type,type,
% 2.76/1.54      complementTE1: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(complementTE1,definition,
% 2.76/1.54      ( complementTE1
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Xx: $i] :
% 2.76/1.54                ( ( in @ Xx @ A )
% 2.76/1.54               => ( ~ ( in @ Xx @ ( setminus @ A @ X ) )
% 2.76/1.54                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(binintersectTELcontra_type,type,
% 2.76/1.54      binintersectTELcontra: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(binintersectTELcontra,definition,
% 2.76/1.54      ( binintersectTELcontra
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Xx: $i] :
% 2.76/1.54                    ( ( in @ Xx @ A )
% 2.76/1.54                   => ( ~ ( in @ Xx @ X )
% 2.76/1.54                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(binintersectTERcontra_type,type,
% 2.76/1.54      binintersectTERcontra: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(binintersectTERcontra,definition,
% 2.76/1.54      ( binintersectTERcontra
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Xx: $i] :
% 2.76/1.54                    ( ( in @ Xx @ A )
% 2.76/1.54                   => ( ~ ( in @ Xx @ Y )
% 2.76/1.54                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(contrasubsetT_type,type,
% 2.76/1.54      contrasubsetT: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(contrasubsetT,definition,
% 2.76/1.54      ( contrasubsetT
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Xx: $i] :
% 2.76/1.54                    ( ( in @ Xx @ A )
% 2.76/1.54                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.76/1.54                     => ( ( in @ Xx @ Y )
% 2.76/1.54                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(contrasubsetT1_type,type,
% 2.76/1.54      contrasubsetT1: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(contrasubsetT1,definition,
% 2.76/1.54      ( contrasubsetT1
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Xx: $i] :
% 2.76/1.54                    ( ( in @ Xx @ A )
% 2.76/1.54                   => ( ( subset @ X @ Y )
% 2.76/1.54                     => ( ~ ( in @ Xx @ Y )
% 2.76/1.54                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(contrasubsetT2_type,type,
% 2.76/1.54      contrasubsetT2: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(contrasubsetT2,definition,
% 2.76/1.54      ( contrasubsetT2
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( ( subset @ X @ Y )
% 2.76/1.54                 => ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(contrasubsetT3_type,type,
% 2.76/1.54      contrasubsetT3: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(contrasubsetT3,definition,
% 2.76/1.54      ( contrasubsetT3
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) )
% 2.76/1.54                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(doubleComplementI1_type,type,
% 2.76/1.54      doubleComplementI1: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(doubleComplementI1,definition,
% 2.76/1.54      ( doubleComplementI1
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Xx: $i] :
% 2.76/1.54                ( ( in @ Xx @ A )
% 2.76/1.54               => ( ( in @ Xx @ X )
% 2.76/1.54                 => ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(doubleComplementE1_type,type,
% 2.76/1.54      doubleComplementE1: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(doubleComplementE1,definition,
% 2.76/1.54      ( doubleComplementE1
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Xx: $i] :
% 2.76/1.54                ( ( in @ Xx @ A )
% 2.76/1.54               => ( ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) )
% 2.76/1.54                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(doubleComplementSub1_type,type,
% 2.76/1.54      doubleComplementSub1: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(doubleComplementSub1,definition,
% 2.76/1.54      ( doubleComplementSub1
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ( subset @ X @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(doubleComplementSub2_type,type,
% 2.76/1.54      doubleComplementSub2: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(doubleComplementSub2,definition,
% 2.76/1.54      ( doubleComplementSub2
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ( subset @ ( setminus @ A @ ( setminus @ A @ X ) ) @ X ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(doubleComplementEq_type,type,
% 2.76/1.54      doubleComplementEq: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(doubleComplementEq,definition,
% 2.76/1.54      ( doubleComplementEq
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ( X
% 2.76/1.54              = ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(complementTnotintersectT_type,type,
% 2.76/1.54      complementTnotintersectT: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(complementTnotintersectT,definition,
% 2.76/1.54      ( complementTnotintersectT
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Xx: $i] :
% 2.76/1.54                    ( ( in @ Xx @ A )
% 2.76/1.54                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 2.76/1.54                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(complementImpComplementIntersect_type,type,
% 2.76/1.54      complementImpComplementIntersect: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(complementImpComplementIntersect,definition,
% 2.76/1.54      ( complementImpComplementIntersect
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Xx: $i] :
% 2.76/1.54                    ( ( in @ Xx @ A )
% 2.76/1.54                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 2.76/1.54                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(complementSubsetComplementIntersect_type,type,
% 2.76/1.54      complementSubsetComplementIntersect: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(complementSubsetComplementIntersect,definition,
% 2.76/1.54      ( complementSubsetComplementIntersect
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( subset @ ( setminus @ A @ X ) @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(complementInPowersetComplementIntersect_type,type,
% 2.76/1.54      complementInPowersetComplementIntersect: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(complementInPowersetComplementIntersect,definition,
% 2.76/1.54      ( complementInPowersetComplementIntersect
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(contraSubsetComplement_type,type,
% 2.76/1.54      contraSubsetComplement: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(contraSubsetComplement,definition,
% 2.76/1.54      ( contraSubsetComplement
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.76/1.54                 => ! [Xx: $i] :
% 2.76/1.54                      ( ( in @ Xx @ A )
% 2.76/1.54                     => ( ( in @ Xx @ Y )
% 2.76/1.54                       => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(complementTcontraSubset_type,type,
% 2.76/1.54      complementTcontraSubset: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(complementTcontraSubset,definition,
% 2.76/1.54      ( complementTcontraSubset
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.76/1.54                 => ( subset @ Y @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(binunionTILcontra_type,type,
% 2.76/1.54      binunionTILcontra: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(binunionTILcontra,definition,
% 2.76/1.54      ( binunionTILcontra
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Xx: $i] :
% 2.76/1.54                    ( ( in @ Xx @ A )
% 2.76/1.54                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 2.76/1.54                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(binunionTIRcontra_type,type,
% 2.76/1.54      binunionTIRcontra: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(binunionTIRcontra,definition,
% 2.76/1.54      ( binunionTIRcontra
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Xx: $i] :
% 2.76/1.54                    ( ( in @ Xx @ A )
% 2.76/1.54                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 2.76/1.54                     => ~ ( in @ Xx @ Y ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(inIntersectImpInUnion_type,type,
% 2.76/1.54      inIntersectImpInUnion: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(inIntersectImpInUnion,definition,
% 2.76/1.54      ( inIntersectImpInUnion
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Z: $i] :
% 2.76/1.54                    ( ( in @ Z @ ( powerset @ A ) )
% 2.76/1.54                   => ! [Xx: $i] :
% 2.76/1.54                        ( ( in @ Xx @ A )
% 2.76/1.54                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 2.76/1.54                         => ( in @ Xx @ ( binunion @ X @ Z ) ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(inIntersectImpInUnion2_type,type,
% 2.76/1.54      inIntersectImpInUnion2: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(inIntersectImpInUnion2,definition,
% 2.76/1.54      ( inIntersectImpInUnion2
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Z: $i] :
% 2.76/1.54                    ( ( in @ Z @ ( powerset @ A ) )
% 2.76/1.54                   => ! [Xx: $i] :
% 2.76/1.54                        ( ( in @ Xx @ A )
% 2.76/1.54                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 2.76/1.54                         => ( in @ Xx @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(inIntersectImpInIntersectUnions_type,type,
% 2.76/1.54      inIntersectImpInIntersectUnions: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(inIntersectImpInIntersectUnions,definition,
% 2.76/1.54      ( inIntersectImpInIntersectUnions
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Z: $i] :
% 2.76/1.54                    ( ( in @ Z @ ( powerset @ A ) )
% 2.76/1.54                   => ! [Xx: $i] :
% 2.76/1.54                        ( ( in @ Xx @ A )
% 2.76/1.54                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 2.76/1.54                         => ( in @ Xx @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(intersectInPowersetIntersectUnions_type,type,
% 2.76/1.54      intersectInPowersetIntersectUnions: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(intersectInPowersetIntersectUnions,definition,
% 2.76/1.54      ( intersectInPowersetIntersectUnions
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Z: $i] :
% 2.76/1.54                    ( ( in @ Z @ ( powerset @ A ) )
% 2.76/1.54                   => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(inComplementUnionImpNotIn1_type,type,
% 2.76/1.54      inComplementUnionImpNotIn1: $o ).
% 2.76/1.54  
% 2.76/1.54  thf(inComplementUnionImpNotIn1,definition,
% 2.76/1.54      ( inComplementUnionImpNotIn1
% 2.76/1.54      = ( ! [A: $i,X: $i] :
% 2.76/1.54            ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54           => ! [Y: $i] :
% 2.76/1.54                ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54               => ! [Xx: $i] :
% 2.76/1.54                    ( ( in @ Xx @ A )
% 2.76/1.54                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 2.76/1.54                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 2.76/1.54  
% 2.76/1.54  thf(inComplementUnionImpInComplement1,conjecture,
% 2.76/1.54      ( setextAx
% 2.76/1.54     => ( emptysetAx
% 2.76/1.54       => ( setadjoinAx
% 2.76/1.54         => ( powersetAx
% 2.76/1.54           => ( setunionAx
% 2.76/1.54             => ( omega0Ax
% 2.76/1.54               => ( omegaSAx
% 2.76/1.54                 => ( omegaIndAx
% 2.76/1.54                   => ( replAx
% 2.76/1.54                     => ( foundationAx
% 2.76/1.54                       => ( wellorderingAx
% 2.76/1.54                         => ( descrp
% 2.76/1.54                           => ( dsetconstrI
% 2.76/1.54                             => ( dsetconstrEL
% 2.76/1.54                               => ( dsetconstrER
% 2.76/1.54                                 => ( exuE1
% 2.76/1.54                                   => ( prop2setE
% 2.76/1.54                                     => ( emptysetE
% 2.76/1.54                                       => ( emptysetimpfalse
% 2.76/1.54                                         => ( notinemptyset
% 2.76/1.54                                           => ( exuE3e
% 2.76/1.54                                             => ( setext
% 2.76/1.54                                               => ( emptyI
% 2.76/1.54                                                 => ( noeltsimpempty
% 2.76/1.54                                                   => ( setbeta
% 2.76/1.54                                                     => ( nonemptyE1
% 2.76/1.54                                                       => ( nonemptyI
% 2.76/1.54                                                         => ( nonemptyI1
% 2.76/1.54                                                           => ( setadjoinIL
% 2.76/1.54                                                             => ( emptyinunitempty
% 2.76/1.54                                                               => ( setadjoinIR
% 2.76/1.54                                                                 => ( setadjoinE
% 2.76/1.54                                                                   => ( setadjoinOr
% 2.76/1.54                                                                     => ( setoftrueEq
% 2.76/1.54                                                                       => ( powersetI
% 2.76/1.54                                                                         => ( emptyinPowerset
% 2.76/1.54                                                                           => ( emptyInPowerset
% 2.76/1.54                                                                             => ( powersetE
% 2.76/1.54                                                                               => ( setunionI
% 2.76/1.54                                                                                 => ( setunionE
% 2.76/1.54                                                                                   => ( subPowSU
% 2.76/1.54                                                                                     => ( exuE2
% 2.76/1.54                                                                                       => ( nonemptyImpWitness
% 2.76/1.54                                                                                         => ( uniqinunit
% 2.76/1.54                                                                                           => ( notinsingleton
% 2.76/1.54                                                                                             => ( eqinunit
% 2.76/1.54                                                                                               => ( singletonsswitch
% 2.76/1.54                                                                                                 => ( upairsetE
% 2.76/1.54                                                                                                   => ( upairsetIL
% 2.76/1.54                                                                                                     => ( upairsetIR
% 2.76/1.54                                                                                                       => ( emptyE1
% 2.76/1.54                                                                                                         => ( vacuousDall
% 2.76/1.54                                                                                                           => ( quantDeMorgan1
% 2.76/1.54                                                                                                             => ( quantDeMorgan2
% 2.76/1.54                                                                                                               => ( quantDeMorgan3
% 2.76/1.54                                                                                                                 => ( quantDeMorgan4
% 2.76/1.54                                                                                                                   => ( prop2setI
% 2.76/1.54                                                                                                                     => ( prop2set2propI
% 2.76/1.54                                                                                                                       => ( notdexE
% 2.76/1.54                                                                                                                         => ( notdallE
% 2.76/1.54                                                                                                                           => ( exuI1
% 2.76/1.54                                                                                                                             => ( exuI3
% 2.76/1.54                                                                                                                               => ( exuI2
% 2.76/1.54                                                                                                                                 => ( inCongP
% 2.76/1.54                                                                                                                                   => ( in__Cong
% 2.76/1.54                                                                                                                                     => ( exuE3u
% 2.76/1.54                                                                                                                                       => ( exu__Cong
% 2.76/1.54                                                                                                                                         => ( emptyset__Cong
% 2.76/1.54                                                                                                                                           => ( setadjoin__Cong
% 2.76/1.54                                                                                                                                             => ( powerset__Cong
% 2.76/1.54                                                                                                                                               => ( setunion__Cong
% 2.76/1.54                                                                                                                                                 => ( omega__Cong
% 2.76/1.54                                                                                                                                                   => ( exuEu
% 2.76/1.54                                                                                                                                                     => ( descr__Cong
% 2.76/1.54                                                                                                                                                       => ( dsetconstr__Cong
% 2.76/1.54                                                                                                                                                         => ( subsetI1
% 2.76/1.54                                                                                                                                                           => ( eqimpsubset2
% 2.76/1.54                                                                                                                                                             => ( eqimpsubset1
% 2.76/1.54                                                                                                                                                               => ( subsetI2
% 2.76/1.54                                                                                                                                                                 => ( emptysetsubset
% 2.76/1.54                                                                                                                                                                   => ( subsetE
% 2.76/1.54                                                                                                                                                                     => ( subsetE2
% 2.76/1.54                                                                                                                                                                       => ( notsubsetI
% 2.76/1.54                                                                                                                                                                         => ( notequalI1
% 2.76/1.54                                                                                                                                                                           => ( notequalI2
% 2.76/1.54                                                                                                                                                                             => ( subsetRefl
% 2.76/1.54                                                                                                                                                                               => ( subsetTrans
% 2.76/1.54                                                                                                                                                                                 => ( setadjoinSub
% 2.76/1.54                                                                                                                                                                                   => ( setadjoinSub2
% 2.76/1.54                                                                                                                                                                                     => ( subset2powerset
% 2.76/1.54                                                                                                                                                                                       => ( setextsub
% 2.76/1.54                                                                                                                                                                                         => ( subsetemptysetimpeq
% 2.76/1.54                                                                                                                                                                                           => ( powersetI1
% 2.76/1.54                                                                                                                                                                                             => ( powersetE1
% 2.76/1.54                                                                                                                                                                                               => ( inPowerset
% 2.76/1.54                                                                                                                                                                                                 => ( powersetsubset
% 2.76/1.54                                                                                                                                                                                                   => ( sepInPowerset
% 2.76/1.54                                                                                                                                                                                                     => ( sepSubset
% 2.76/1.54                                                                                                                                                                                                       => ( binunionIL
% 2.76/1.54                                                                                                                                                                                                         => ( upairset2IR
% 2.76/1.54                                                                                                                                                                                                           => ( binunionIR
% 2.76/1.54                                                                                                                                                                                                             => ( binunionEcases
% 2.76/1.54                                                                                                                                                                                                               => ( binunionE
% 2.76/1.54                                                                                                                                                                                                                 => ( binunionLsub
% 2.76/1.54                                                                                                                                                                                                                   => ( binunionRsub
% 2.76/1.54                                                                                                                                                                                                                     => ( binintersectI
% 2.76/1.54                                                                                                                                                                                                                       => ( binintersectSubset5
% 2.76/1.54                                                                                                                                                                                                                         => ( binintersectEL
% 2.76/1.54                                                                                                                                                                                                                           => ( binintersectLsub
% 2.76/1.54                                                                                                                                                                                                                             => ( binintersectSubset2
% 2.76/1.54                                                                                                                                                                                                                               => ( binintersectSubset3
% 2.76/1.54                                                                                                                                                                                                                                 => ( binintersectER
% 2.76/1.54                                                                                                                                                                                                                                   => ( disjointsetsI1
% 2.76/1.54                                                                                                                                                                                                                                     => ( binintersectRsub
% 2.76/1.54                                                                                                                                                                                                                                       => ( binintersectSubset4
% 2.76/1.54                                                                                                                                                                                                                                         => ( binintersectSubset1
% 2.76/1.54                                                                                                                                                                                                                                           => ( bs114d
% 2.76/1.54                                                                                                                                                                                                                                             => ( setminusI
% 2.76/1.54                                                                                                                                                                                                                                               => ( setminusEL
% 2.76/1.54                                                                                                                                                                                                                                                 => ( setminusER
% 2.76/1.54                                                                                                                                                                                                                                                   => ( setminusSubset2
% 2.76/1.54                                                                                                                                                                                                                                                     => ( setminusERneg
% 2.76/1.54                                                                                                                                                                                                                                                       => ( setminusELneg
% 2.76/1.54                                                                                                                                                                                                                                                         => ( setminusILneg
% 2.76/1.54                                                                                                                                                                                                                                                           => ( setminusIRneg
% 2.76/1.54                                                                                                                                                                                                                                                             => ( setminusLsub
% 2.76/1.54                                                                                                                                                                                                                                                               => ( setminusSubset1
% 2.76/1.54                                                                                                                                                                                                                                                                 => ( symdiffE
% 2.76/1.54                                                                                                                                                                                                                                                                   => ( symdiffI1
% 2.76/1.54                                                                                                                                                                                                                                                                     => ( symdiffI2
% 2.76/1.54                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 2.76/1.54                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 2.76/1.54                                                                                                                                                                                                                                                                           => ( secondinupair
% 2.76/1.54                                                                                                                                                                                                                                                                             => ( setukpairIL
% 2.76/1.54                                                                                                                                                                                                                                                                               => ( setukpairIR
% 2.76/1.54                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 2.76/1.54                                                                                                                                                                                                                                                                                   => ( kpairp
% 2.76/1.54                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 2.76/1.54                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 2.76/1.54                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 2.76/1.54                                                                                                                                                                                                                                                                                           => ( upairset2E
% 2.76/1.54                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 2.76/1.54                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 2.76/1.54                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 2.76/1.54                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 2.76/1.54                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 2.76/1.54                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 2.76/1.54                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 2.76/1.54                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 2.76/1.54                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 2.76/1.54                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 2.76/1.54                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 2.76/1.54                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 2.76/1.54                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ! [A: $i,X: $i] :
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  ( ( in @ X @ ( powerset @ A ) )
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [Y: $i] :
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y @ ( powerset @ A ) )
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [Xx: $i] :
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ Xx @ A )
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 2.76/1.54                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 2.76/1.54  ------------------------
% 2.76/1.56  % (16855)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_16653 for (2999ds/2Mi)
% 2.76/1.56  % (16852)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_16653 for (2999ds/4Mi)
% 2.76/1.56  % (16854)lrs+10_1:1_au=on:inj=on:i=2:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/2Mi)
% 2.76/1.56  % (16851)lrs+1002_1:8_bd=off:fd=off:hud=10:tnu=1:i=183:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/183Mi)
% 2.76/1.56  % (16853)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_16653 for (2999ds/27Mi)
% 2.76/1.56  % (16854)Instruction limit reached!
% 2.76/1.56  % (16854)------------------------------
% 2.76/1.56  % (16854)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.56  % (16854)Termination reason: Unknown
% 2.76/1.56  % (16854)Termination phase: shuffling
% 2.76/1.56  
% 2.76/1.56  % (16854)Memory used [KB]: 1535
% 2.76/1.56  % (16854)Time elapsed: 0.003 s
% 2.76/1.56  % (16854)Instructions burned: 4 (million)
% 2.76/1.56  % (16854)------------------------------
% 2.76/1.56  % (16854)------------------------------
% 2.76/1.56  % (16855)Instruction limit reached!
% 2.76/1.56  % (16855)------------------------------
% 2.76/1.56  % (16855)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.56  % (16855)Termination reason: Unknown
% 2.76/1.56  % (16855)Termination phase: shuffling
% 2.76/1.56  
% 2.76/1.56  % (16855)Memory used [KB]: 1535
% 2.76/1.56  % (16855)Time elapsed: 0.003 s
% 2.76/1.56  % (16855)Instructions burned: 4 (million)
% 2.76/1.56  % (16855)------------------------------
% 2.76/1.56  % (16855)------------------------------
% 2.76/1.56  % (16852)Instruction limit reached!
% 2.76/1.56  % (16852)------------------------------
% 2.76/1.56  % (16852)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.56  % (16852)Termination reason: Unknown
% 2.76/1.56  % (16852)Termination phase: shuffling
% 2.76/1.56  
% 2.76/1.56  % (16852)Memory used [KB]: 1535
% 2.76/1.56  % (16852)Time elapsed: 0.004 s
% 2.76/1.56  % (16852)Instructions burned: 7 (million)
% 2.76/1.56  % (16852)------------------------------
% 2.76/1.56  % (16852)------------------------------
% 2.76/1.57  % (16857)lrs+1004_1:128_cond=on:e2e=on:sp=weighted_frequency:i=18:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/18Mi)
% 2.76/1.57  % (16856)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_16653 for (2999ds/275Mi)
% 2.76/1.57  % (16853)Instruction limit reached!
% 2.76/1.57  % (16853)------------------------------
% 2.76/1.57  % (16853)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.57  % (16853)Termination reason: Unknown
% 2.76/1.57  % (16853)Termination phase: shuffling
% 2.76/1.57  
% 2.76/1.57  % (16853)Memory used [KB]: 2046
% 2.76/1.57  % (16853)Time elapsed: 0.010 s
% 2.76/1.57  % (16853)Instructions burned: 29 (million)
% 2.76/1.57  % (16853)------------------------------
% 2.76/1.57  % (16853)------------------------------
% 2.76/1.57  % (16858)lrs+10_1:1_bet=on:cnfonf=off:fd=off:hud=5:inj=on:i=3:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/3Mi)
% 2.76/1.57  % (16859)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_16653 for (2999ds/37Mi)
% 2.76/1.57  % (16860)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_16653 for (2999ds/15Mi)
% 2.76/1.57  % (16858)Instruction limit reached!
% 2.76/1.57  % (16858)------------------------------
% 2.76/1.57  % (16858)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.57  % (16858)Termination reason: Unknown
% 2.76/1.57  % (16858)Termination phase: shuffling
% 2.76/1.57  
% 2.76/1.57  % (16858)Memory used [KB]: 1407
% 2.76/1.57  % (16858)Time elapsed: 0.002 s
% 2.76/1.57  % (16858)Instructions burned: 3 (million)
% 2.76/1.57  % (16858)------------------------------
% 2.76/1.57  % (16858)------------------------------
% 2.76/1.58  % (16857)Instruction limit reached!
% 2.76/1.58  % (16857)------------------------------
% 2.76/1.58  % (16857)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.58  % (16857)Termination reason: Unknown
% 2.76/1.58  % (16857)Termination phase: shuffling
% 2.76/1.58  
% 2.76/1.58  % (16857)Memory used [KB]: 1791
% 2.76/1.58  % (16857)Time elapsed: 0.011 s
% 2.76/1.58  % (16857)Instructions burned: 18 (million)
% 2.76/1.58  % (16857)------------------------------
% 2.76/1.58  % (16857)------------------------------
% 2.76/1.58  % (16860)Instruction limit reached!
% 2.76/1.58  % (16860)------------------------------
% 2.76/1.58  % (16860)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.58  % (16860)Termination reason: Unknown
% 2.76/1.58  % (16860)Termination phase: shuffling
% 2.76/1.58  
% 2.76/1.58  % (16860)Memory used [KB]: 1663
% 2.76/1.58  % (16860)Time elapsed: 0.006 s
% 2.76/1.58  % (16860)Instructions burned: 15 (million)
% 2.76/1.58  % (16860)------------------------------
% 2.76/1.58  % (16860)------------------------------
% 2.76/1.58  % (16861)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_16653 for (2999ds/3Mi)
% 2.76/1.58  % (16861)Instruction limit reached!
% 2.76/1.58  % (16861)------------------------------
% 2.76/1.58  % (16861)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.58  % (16861)Termination reason: Unknown
% 2.76/1.58  % (16861)Termination phase: shuffling
% 2.76/1.58  
% 2.76/1.58  % (16861)Memory used [KB]: 1535
% 2.76/1.58  % (16861)Time elapsed: 0.002 s
% 2.76/1.58  % (16861)Instructions burned: 3 (million)
% 2.76/1.58  % (16861)------------------------------
% 2.76/1.58  % (16861)------------------------------
% 2.76/1.58  % (16859)Instruction limit reached!
% 2.76/1.58  % (16859)------------------------------
% 2.76/1.58  % (16859)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.58  % (16859)Termination reason: Unknown
% 2.76/1.58  % (16859)Termination phase: shuffling
% 2.76/1.58  
% 2.76/1.58  % (16859)Memory used [KB]: 2302
% 2.76/1.58  % (16859)Time elapsed: 0.011 s
% 2.76/1.58  % (16859)Instructions burned: 38 (million)
% 2.76/1.58  % (16859)------------------------------
% 2.76/1.58  % (16859)------------------------------
% 2.76/1.58  % (16862)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_16653 for (2999ds/1041Mi)
% 2.76/1.59  % (16863)lrs+10_1:1_av=off:chr=on:plsq=on:slsq=on:i=7:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/7Mi)
% 2.76/1.59  % (16863)Instruction limit reached!
% 2.76/1.59  % (16863)------------------------------
% 2.76/1.59  % (16863)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.59  % (16863)Termination reason: Unknown
% 2.76/1.59  % (16863)Termination phase: shuffling
% 2.76/1.59  
% 2.76/1.59  % (16863)Memory used [KB]: 1535
% 2.76/1.59  % (16863)Time elapsed: 0.003 s
% 2.76/1.59  % (16863)Instructions burned: 7 (million)
% 2.76/1.59  % (16863)------------------------------
% 2.76/1.59  % (16863)------------------------------
% 2.76/1.59  % (16866)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_16653 for (2999ds/3Mi)
% 2.76/1.59  % (16865)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_16653 for (2999ds/3Mi)
% 2.76/1.59  % (16864)lrs+10_1:1_acc=on:amm=sco:cs=on:tgt=full:i=16:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/16Mi)
% 2.76/1.59  % (16865)Instruction limit reached!
% 2.76/1.59  % (16865)------------------------------
% 2.76/1.59  % (16865)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.59  % (16865)Termination reason: Unknown
% 2.76/1.59  % (16865)Termination phase: shuffling
% 2.76/1.59  
% 2.76/1.59  % (16865)Memory used [KB]: 1535
% 2.76/1.59  % (16865)Time elapsed: 0.002 s
% 2.76/1.59  % (16865)Instructions burned: 4 (million)
% 2.76/1.59  % (16865)------------------------------
% 2.76/1.59  % (16865)------------------------------
% 2.76/1.59  % (16866)Instruction limit reached!
% 2.76/1.59  % (16866)------------------------------
% 2.76/1.59  % (16866)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.76/1.59  % (16866)Termination reason: Unknown
% 2.76/1.59  % (16866)Termination phase: shuffling
% 2.76/1.59  
% 2.76/1.59  % (16866)Memory used [KB]: 1535
% 2.76/1.59  % (16866)Time elapsed: 0.003 s
% 2.76/1.59  % (16866)Instructions burned: 6 (million)
% 2.76/1.59  % (16866)------------------------------
% 2.76/1.59  % (16866)------------------------------
% 2.80/1.60  % (16864)Instruction limit reached!
% 2.80/1.60  % (16864)------------------------------
% 2.80/1.60  % (16864)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.60  % (16864)Termination reason: Unknown
% 2.80/1.60  % (16864)Termination phase: shuffling
% 2.80/1.60  
% 2.80/1.60  % (16864)Memory used [KB]: 1791
% 2.80/1.60  % (16864)Time elapsed: 0.009 s
% 2.80/1.60  % (16864)Instructions burned: 17 (million)
% 2.80/1.60  % (16864)------------------------------
% 2.80/1.60  % (16864)------------------------------
% 2.80/1.60  % (16868)lrs+10_1:1_cnfonf=off:cs=on:hud=3:prag=on:sup=off:i=7:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/7Mi)
% 2.80/1.60  % (16869)dis+1002_1:1_add=large:cnfonf=lazy_pi_sigma_gen:fe=off:prag=on:i=3:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/3Mi)
% 2.80/1.60  % (16870)dis+1004_1:1_cha=on:cs=on:fe=off:hud=1:i=4:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/4Mi)
% 2.80/1.61  % (16868)Instruction limit reached!
% 2.80/1.61  % (16868)------------------------------
% 2.80/1.61  % (16868)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.61  % (16868)Termination reason: Unknown
% 2.80/1.61  % (16868)Termination phase: shuffling
% 2.80/1.61  
% 2.80/1.61  % (16868)Memory used [KB]: 1535
% 2.80/1.61  % (16868)Time elapsed: 0.003 s
% 2.80/1.61  % (16868)Instructions burned: 8 (million)
% 2.80/1.61  % (16868)------------------------------
% 2.80/1.61  % (16868)------------------------------
% 2.80/1.61  % (16869)Instruction limit reached!
% 2.80/1.61  % (16869)------------------------------
% 2.80/1.61  % (16869)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.61  % (16869)Termination reason: Unknown
% 2.80/1.61  % (16869)Termination phase: shuffling
% 2.80/1.61  
% 2.80/1.61  % (16869)Memory used [KB]: 1535
% 2.80/1.61  % (16869)Time elapsed: 0.003 s
% 2.80/1.61  % (16869)Instructions burned: 6 (million)
% 2.80/1.61  % (16869)------------------------------
% 2.80/1.61  % (16869)------------------------------
% 2.80/1.61  % (16870)Instruction limit reached!
% 2.80/1.61  % (16870)------------------------------
% 2.80/1.61  % (16870)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.61  % (16870)Termination reason: Unknown
% 2.80/1.61  % (16870)Termination phase: shuffling
% 2.80/1.61  
% 2.80/1.61  % (16870)Memory used [KB]: 1535
% 2.80/1.61  % (16870)Time elapsed: 0.003 s
% 2.80/1.61  % (16870)Instructions burned: 6 (million)
% 2.80/1.61  % (16870)------------------------------
% 2.80/1.61  % (16870)------------------------------
% 2.80/1.61  % (16851)Instruction limit reached!
% 2.80/1.61  % (16851)------------------------------
% 2.80/1.61  % (16851)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.61  % (16851)Termination reason: Unknown
% 2.80/1.61  % (16851)Termination phase: Saturation
% 2.80/1.61  
% 2.80/1.61  % (16851)Memory used [KB]: 7419
% 2.80/1.61  % (16851)Time elapsed: 0.053 s
% 2.80/1.61  % (16851)Instructions burned: 185 (million)
% 2.80/1.61  % (16851)------------------------------
% 2.80/1.61  % (16851)------------------------------
% 2.80/1.61  % (16873)lrs+10_1:1_e2e=on:sd=1:sgt=8:ss=axioms:i=710:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/710Mi)
% 2.80/1.62  % (16874)lrs+1004_1:1_chr=on:prag=on:i=6:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/6Mi)
% 2.80/1.62  % (16875)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_16653 for (2999ds/902Mi)
% 2.80/1.62  % (16874)Instruction limit reached!
% 2.80/1.62  % (16874)------------------------------
% 2.80/1.62  % (16874)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.62  % (16874)Termination reason: Unknown
% 2.80/1.62  % (16874)Termination phase: shuffling
% 2.80/1.62  
% 2.80/1.62  % (16874)Memory used [KB]: 1535
% 2.80/1.62  % (16874)Time elapsed: 0.003 s
% 2.80/1.62  % (16874)Instructions burned: 7 (million)
% 2.80/1.62  % (16874)------------------------------
% 2.80/1.62  % (16874)------------------------------
% 2.80/1.62  % (16872)lrs+1002_1:1_anc=all_dependent:au=on:cbe=off:fde=unused:ntd=on:i=18:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/18Mi)
% 2.80/1.63  % (16884)dis+10_1:1_cnfonf=lazy_gen:fe=off:i=5:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/5Mi)
% 2.80/1.63  % (16884)Instruction limit reached!
% 2.80/1.63  % (16884)------------------------------
% 2.80/1.63  % (16884)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.63  % (16884)Termination reason: Unknown
% 2.80/1.63  % (16884)Termination phase: shuffling
% 2.80/1.63  
% 2.80/1.63  % (16884)Memory used [KB]: 1535
% 2.80/1.63  % (16884)Time elapsed: 0.003 s
% 2.80/1.63  % (16884)Instructions burned: 7 (million)
% 2.80/1.63  % (16884)------------------------------
% 2.80/1.63  % (16884)------------------------------
% 2.80/1.63  % (16876)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_16653 for (2999ds/21Mi)
% 2.80/1.64  % (16872)Instruction limit reached!
% 2.80/1.64  % (16872)------------------------------
% 2.80/1.64  % (16872)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.64  % (16872)Termination reason: Unknown
% 2.80/1.64  % (16872)Termination phase: shuffling
% 2.80/1.64  
% 2.80/1.64  % (16872)Memory used [KB]: 1918
% 2.80/1.64  % (16872)Time elapsed: 0.018 s
% 2.80/1.64  % (16872)Instructions burned: 18 (million)
% 2.80/1.64  % (16872)------------------------------
% 2.80/1.64  % (16872)------------------------------
% 2.80/1.64  % (16885)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_16653 for (2999ds/6Mi)
% 2.80/1.64  % (16876)Instruction limit reached!
% 2.80/1.64  % (16876)------------------------------
% 2.80/1.64  % (16876)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.64  % (16876)Termination reason: Unknown
% 2.80/1.64  % (16876)Termination phase: shuffling
% 2.80/1.64  
% 2.80/1.64  % (16876)Memory used [KB]: 1918
% 2.80/1.64  % (16876)Time elapsed: 0.013 s
% 2.80/1.64  % (16876)Instructions burned: 22 (million)
% 2.80/1.64  % (16876)------------------------------
% 2.80/1.64  % (16876)------------------------------
% 2.80/1.64  % (16885)Instruction limit reached!
% 2.80/1.64  % (16885)------------------------------
% 2.80/1.64  % (16885)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.64  % (16885)Termination reason: Unknown
% 2.80/1.64  % (16885)Termination phase: shuffling
% 2.80/1.64  
% 2.80/1.64  % (16885)Memory used [KB]: 1535
% 2.80/1.64  % (16885)Time elapsed: 0.005 s
% 2.80/1.64  % (16885)Instructions burned: 8 (million)
% 2.80/1.64  % (16885)------------------------------
% 2.80/1.64  % (16885)------------------------------
% 2.80/1.66  % (16888)lrs+1002_1:128_au=on:c=on:fsr=off:piset=equals:i=377:si=on:rtra=on_0 on DTF2THF_16653 for (2999ds/377Mi)
% 2.80/1.66  % (16892)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_16653 for (2999ds/19Mi)
% 2.80/1.66  % (16892)Instruction limit reached!
% 2.80/1.66  % (16892)------------------------------
% 2.80/1.66  % (16892)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.66  % (16892)Termination reason: Unknown
% 2.80/1.66  % (16892)Termination phase: shuffling
% 2.80/1.66  
% 2.80/1.66  % (16892)Memory used [KB]: 1918
% 2.80/1.66  % (16892)Time elapsed: 0.007 s
% 2.80/1.66  % (16892)Instructions burned: 22 (million)
% 2.80/1.66  % (16892)------------------------------
% 2.80/1.66  % (16892)------------------------------
% 2.80/1.67  % (16890)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_16653 for (2999ds/779Mi)
% 2.80/1.68  % (16895)lrs+1010_1:1_au=on:s2a=on:sd=1:sgt=50:ss=axioms:i=879:si=on:rtra=on_0 on DTF2THF_16653 for (2998ds/879Mi)
% 2.80/1.70  % (16856)Instruction limit reached!
% 2.80/1.70  % (16856)------------------------------
% 2.80/1.70  % (16856)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.70  % (16856)Termination reason: Unknown
% 2.80/1.70  % (16856)Termination phase: Saturation
% 2.80/1.70  
% 2.80/1.70  % (16856)Memory used [KB]: 9850
% 2.80/1.70  % (16856)Time elapsed: 0.129 s
% 2.80/1.70  % (16856)Instructions burned: 275 (million)
% 2.80/1.70  % (16856)------------------------------
% 2.80/1.70  % (16856)------------------------------
% 2.80/1.72  % (16904)dis+1002_1:128_acc=on:er=filter:i=17:si=on:rtra=on_0 on DTF2THF_16653 for (2998ds/17Mi)
% 2.80/1.73  % (16904)Instruction limit reached!
% 2.80/1.73  % (16904)------------------------------
% 2.80/1.73  % (16904)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.73  % (16904)Termination reason: Unknown
% 2.80/1.73  % (16904)Termination phase: shuffling
% 2.80/1.73  
% 2.80/1.73  % (16904)Memory used [KB]: 1791
% 2.80/1.73  % (16904)Time elapsed: 0.011 s
% 2.80/1.73  % (16904)Instructions burned: 17 (million)
% 2.80/1.73  % (16904)------------------------------
% 2.80/1.73  % (16904)------------------------------
% 2.80/1.75  % (16910)ott+21_1:1_apa=on:au=on:cnfonf=off:sos=on:i=3:si=on:rtra=on_0 on DTF2THF_16653 for (2998ds/3Mi)
% 2.80/1.75  % (16910)Instruction limit reached!
% 2.80/1.75  % (16910)------------------------------
% 2.80/1.75  % (16910)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.75  % (16910)Termination reason: Unknown
% 2.80/1.75  % (16910)Termination phase: shuffling
% 2.80/1.75  
% 2.80/1.75  % (16910)Memory used [KB]: 1535
% 2.80/1.75  % (16910)Time elapsed: 0.004 s
% 2.80/1.75  % (16910)Instructions burned: 4 (million)
% 2.80/1.75  % (16910)------------------------------
% 2.80/1.75  % (16910)------------------------------
% 2.80/1.77  % (16914)lrs+1010_1:8_cnfonf=off:hud=1:inj=on:tnu=5:i=30:si=on:rtra=on_0 on DTF2THF_16653 for (2997ds/30Mi)
% 2.80/1.78  % (16914)Instruction limit reached!
% 2.80/1.78  % (16914)------------------------------
% 2.80/1.78  % (16914)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.78  % (16914)Termination reason: Unknown
% 2.80/1.78  % (16914)Termination phase: shuffling
% 2.80/1.78  
% 2.80/1.78  % (16914)Memory used [KB]: 2046
% 2.80/1.78  % (16914)Time elapsed: 0.016 s
% 2.80/1.78  % (16914)Instructions burned: 30 (million)
% 2.80/1.78  % (16914)------------------------------
% 2.80/1.78  % (16914)------------------------------
% 2.80/1.79  % (16875)First to succeed.
% 2.80/1.79  % (16918)dis+10_1:1_ixr=off:plsq=on:plsqc=1:plsqr=32,1:s2a=on:i=127:si=on:rtra=on_0 on DTF2THF_16653 for (2997ds/127Mi)
% 2.80/1.80  % (16875)Refutation found. Thanks to Tanya!
% 2.80/1.80  % SZS status Theorem for DTF2THF_16653
% 2.80/1.80  % SZS output start Proof for DTF2THF_16653
% 2.80/1.80  thf(func_def_0, type, in: $i > $i > $o).
% 2.80/1.80  thf(func_def_1, type, exu: ($i > $o) > $o).
% 2.80/1.80  thf(func_def_6, type, setadjoin: $i > $i > $i).
% 2.80/1.80  thf(func_def_8, type, powerset: $i > $i).
% 2.80/1.80  thf(func_def_10, type, setunion: $i > $i).
% 2.80/1.80  thf(func_def_19, type, descr: ($i > $o) > $i).
% 2.80/1.80  thf(func_def_21, type, dsetconstr: $i > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_26, type, prop2set: $o > $i).
% 2.80/1.80  thf(func_def_36, type, nonempty: $i > $o).
% 2.80/1.80  thf(func_def_69, type, set2prop: $i > $o).
% 2.80/1.80  thf(func_def_88, type, subset: $i > $i > $o).
% 2.80/1.80  thf(func_def_89, type, disjoint: $i > $i > $o).
% 2.80/1.80  thf(func_def_90, type, setsmeet: $i > $i > $o).
% 2.80/1.80  thf(func_def_114, type, binunion: $i > $i > $i).
% 2.80/1.80  thf(func_def_122, type, binintersect: $i > $i > $i).
% 2.80/1.80  thf(func_def_135, type, regular: $i > $o).
% 2.80/1.80  thf(func_def_136, type, setminus: $i > $i > $i).
% 2.80/1.80  thf(func_def_147, type, symdiff: $i > $i > $i).
% 2.80/1.80  thf(func_def_153, type, iskpair: $i > $o).
% 2.80/1.80  thf(func_def_158, type, kpair: $i > $i > $i).
% 2.80/1.80  thf(func_def_160, type, cartprod: $i > $i > $i).
% 2.80/1.80  thf(func_def_177, type, singleton: $i > $o).
% 2.80/1.80  thf(func_def_179, type, ex1: $i > ($i > $o) > $o).
% 2.80/1.80  thf(func_def_184, type, atmost1p: $i > $o).
% 2.80/1.80  thf(func_def_185, type, atleast2p: $i > $o).
% 2.80/1.80  thf(func_def_186, type, atmost2p: $i > $o).
% 2.80/1.80  thf(func_def_187, type, upairsetp: $i > $o).
% 2.80/1.80  thf(func_def_191, type, kfst: $i > $i).
% 2.80/1.80  thf(func_def_203, type, ksnd: $i > $i).
% 2.80/1.80  thf(func_def_213, type, breln: $i > $i > $i > $o).
% 2.80/1.80  thf(func_def_214, type, dpsetconstr: $i > $i > ($i > $i > $o) > $i).
% 2.80/1.80  thf(func_def_222, type, func: $i > $i > $i > $o).
% 2.80/1.80  thf(func_def_223, type, funcSet: $i > $i > $i).
% 2.80/1.80  thf(func_def_226, type, ap: $i > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_232, type, lam: $i > $i > ($i > $i) > $i).
% 2.80/1.80  thf(func_def_259, type, if: $i > $o > $i > $i > $i).
% 2.80/1.80  thf(func_def_313, type, sP0: $i > $i > $i > $i > $o).
% 2.80/1.80  thf(func_def_319, type, sP6: $i > $i > $o).
% 2.80/1.80  thf(func_def_320, type, sP7: $i > $o).
% 2.80/1.80  thf(func_def_321, type, sP8: $i > $i > $o).
% 2.80/1.80  thf(func_def_322, type, sP9: $i > $i > $o).
% 2.80/1.80  thf(func_def_323, type, sP10: $i > $i > $i > $o > $o).
% 2.80/1.80  thf(func_def_324, type, sP11: $i > $i > $i > $o).
% 2.80/1.80  thf(func_def_334, type, sK21: $o > $i > $i > $i).
% 2.80/1.80  thf(func_def_349, type, sK36: $i > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_350, type, sK37: $i > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_351, type, sK38: $i > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_352, type, sK39: $i > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_353, type, sK40: $i > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_354, type, sK41: $i > $o).
% 2.80/1.80  thf(func_def_357, type, sK44: $i > $o).
% 2.80/1.80  thf(func_def_359, type, sK46: ($i > $o) > $i > $i).
% 2.80/1.80  thf(func_def_360, type, sK47: ($i > $o) > $i > $i).
% 2.80/1.80  thf(func_def_393, type, sK80: $i > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_400, type, sK87: $i > $i > $i).
% 2.80/1.80  thf(func_def_401, type, sK88: $i > $o).
% 2.80/1.80  thf(func_def_402, type, sK89: ($i > $o) > $i).
% 2.80/1.80  thf(func_def_409, type, sK96: $i > $o).
% 2.80/1.80  thf(func_def_412, type, sK99: $i > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_414, type, sK101: $i > $i).
% 2.80/1.80  thf(func_def_445, type, sK132: $i > $i).
% 2.80/1.80  thf(func_def_447, type, sK134: ($i > $i) > $i > $i > $i).
% 2.80/1.80  thf(func_def_460, type, sK147: $i > $i).
% 2.80/1.80  thf(func_def_467, type, sK154: $i > $i > $i).
% 2.80/1.80  thf(func_def_503, type, sK190: $i > $o).
% 2.80/1.80  thf(func_def_504, type, sK191: $i > $o).
% 2.80/1.80  thf(func_def_505, type, sK192: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.80/1.80  thf(func_def_506, type, sK193: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.80/1.80  thf(func_def_528, type, sK215: $i > $o).
% 2.80/1.80  thf(func_def_529, type, sK216: $i > $o).
% 2.80/1.80  thf(func_def_530, type, sK217: ($i > $o) > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_531, type, sK218: ($i > $o) > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_574, type, sK261: $i > $i > $i).
% 2.80/1.80  thf(func_def_588, type, sK275: $i > $o).
% 2.80/1.80  thf(func_def_593, type, sK280: $i > $i > $o).
% 2.80/1.80  thf(func_def_594, type, sK281: $i > $i).
% 2.80/1.80  thf(func_def_595, type, sK282: $i > $i).
% 2.80/1.80  thf(func_def_596, type, sK283: ($i > $i > $o) > $i > $i).
% 2.80/1.80  thf(func_def_597, type, sK284: ($i > $i > $o) > $i > $i).
% 2.80/1.80  thf(func_def_598, type, sK285: $i > ($i > $i > $o) > $i > $i).
% 2.80/1.80  thf(func_def_607, type, sK294: $i > $i).
% 2.80/1.80  thf(func_def_609, type, sK296: ($i > $i) > $i > $i > $i).
% 2.80/1.80  thf(func_def_612, type, sK299: $i > $i).
% 2.80/1.80  thf(func_def_621, type, sK308: $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_622, type, sK309: $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_623, type, sK310: $i > $o).
% 2.80/1.80  thf(func_def_654, type, sK341: $i > $o).
% 2.80/1.80  thf(func_def_656, type, sK343: ($i > $o) > $i > $i).
% 2.80/1.80  thf(func_def_657, type, sK344: ($i > $o) > $i > $i).
% 2.80/1.80  thf(func_def_661, type, sK348: $i > $o).
% 2.80/1.80  thf(func_def_663, type, sK350: ($i > $o) > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_664, type, sK351: ($i > $o) > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_669, type, sK356: $i > $i > $i).
% 2.80/1.80  thf(func_def_670, type, sK357: $i > $i > $i).
% 2.80/1.80  thf(func_def_671, type, sK358: $i > $i > $i).
% 2.80/1.80  thf(func_def_672, type, sK359: $i > $i > $i).
% 2.80/1.80  thf(func_def_673, type, sK360: $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_674, type, sK361: $i > $i).
% 2.80/1.80  thf(func_def_675, type, sK362: $i > $i).
% 2.80/1.80  thf(func_def_676, type, sK363: $i > $i).
% 2.80/1.80  thf(func_def_677, type, sK364: $i > $i).
% 2.80/1.80  thf(func_def_678, type, sK365: $i > $i > $i).
% 2.80/1.80  thf(func_def_679, type, sK366: $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_680, type, sK367: $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_681, type, sK368: $i > $i > $i).
% 2.80/1.80  thf(func_def_682, type, sK369: $i > $i > $i).
% 2.80/1.80  thf(func_def_684, type, sK371: $i > $i).
% 2.80/1.80  thf(func_def_685, type, sK372: $i > $i).
% 2.80/1.80  thf(func_def_686, type, sK373: $i > $i).
% 2.80/1.80  thf(func_def_687, type, sK374: $i > $i > $i).
% 2.80/1.80  thf(func_def_692, type, sK379: $i > $o).
% 2.80/1.80  thf(func_def_694, type, sK381: ($i > $o) > $i > $i).
% 2.80/1.80  thf(func_def_699, type, sK386: ($i > $o) > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_700, type, sK387: ($i > $o) > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_704, type, sK391: $i > $o).
% 2.80/1.80  thf(func_def_711, type, sK398: $i > $i > $i).
% 2.80/1.80  thf(func_def_725, type, sK412: $i > $i).
% 2.80/1.80  thf(func_def_726, type, sK413: ($i > $i) > $i > $i > $i).
% 2.80/1.80  thf(func_def_729, type, sK416: $i > $i).
% 2.80/1.80  thf(func_def_737, type, sK424: $i > $i).
% 2.80/1.80  thf(func_def_739, type, sK426: $i > ($i > $i) > $i > $i).
% 2.80/1.80  thf(func_def_746, type, sK433: $i > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_747, type, sK434: $i > $o).
% 2.80/1.80  thf(func_def_750, type, sK437: $i > $o).
% 2.80/1.80  thf(func_def_757, type, sK444: $i > $o).
% 2.80/1.80  thf(func_def_759, type, sK446: $i > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_761, type, sK448: $i > $i > $o).
% 2.80/1.80  thf(func_def_763, type, sK450: ($i > $o) > $i).
% 2.80/1.80  thf(func_def_764, type, sK451: $i > $o).
% 2.80/1.80  thf(func_def_765, type, sK452: $i > $i).
% 2.80/1.80  thf(func_def_774, type, sK461: $i > $o).
% 2.80/1.80  thf(func_def_800, type, sK487: ($i > $o) > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_801, type, sK488: ($i > $o) > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_802, type, sK489: $i > $o).
% 2.80/1.80  thf(func_def_803, type, sK490: $i > $o).
% 2.80/1.80  thf(func_def_816, type, sK503: $i > $i > $i).
% 2.80/1.80  thf(func_def_820, type, sK507: $i > $i > $i).
% 2.80/1.80  thf(func_def_827, type, sK514: $i > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_828, type, sK515: $i > $o).
% 2.80/1.80  thf(func_def_835, type, sK522: $i > $o).
% 2.80/1.80  thf(func_def_837, type, sK524: $i > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_839, type, sK526: $i > $o).
% 2.80/1.80  thf(func_def_841, type, sK528: ($i > $o) > $i > $i).
% 2.80/1.80  thf(func_def_843, type, sK530: $i > $o).
% 2.80/1.80  thf(func_def_857, type, sK544: $i > $o).
% 2.80/1.80  thf(func_def_858, type, sK545: $i > $i).
% 2.80/1.80  thf(func_def_859, type, sK546: ($i > $o) > $i).
% 2.80/1.80  thf(func_def_864, type, sK551: $i > $o).
% 2.80/1.80  thf(func_def_874, type, sK561: $i > $i > $o).
% 2.80/1.80  thf(func_def_879, type, sK566: $i > $i > $o).
% 2.80/1.80  thf(func_def_888, type, sK575: $i > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_889, type, sK576: $i > $o).
% 2.80/1.80  thf(func_def_895, type, sK582: $i > $i > $o).
% 2.80/1.80  thf(func_def_907, type, sK594: $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_910, type, sK597: $i > $o).
% 2.80/1.80  thf(func_def_912, type, sK599: ($i > $o) > $i).
% 2.80/1.80  thf(func_def_913, type, sK600: ($i > $o) > $i).
% 2.80/1.80  thf(func_def_926, type, sK613: $i > $i > $o).
% 2.80/1.80  thf(func_def_943, type, sK630: $i > $o).
% 2.80/1.80  thf(func_def_945, type, sK632: $i > $i).
% 2.80/1.80  thf(func_def_947, type, sK634: $i > $i).
% 2.80/1.80  thf(func_def_953, type, sK640: $i > $i > $i).
% 2.80/1.80  thf(func_def_963, type, sK650: $i > $i > $o).
% 2.80/1.80  thf(func_def_965, type, sK652: $i > $i > $i).
% 2.80/1.80  thf(func_def_966, type, sK653: $i > $i > $i).
% 2.80/1.80  thf(func_def_993, type, sK680: $i > $o).
% 2.80/1.80  thf(func_def_998, type, sK685: $i > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_1012, type, sK699: ($i > $i) > $i > $i > $i).
% 2.80/1.80  thf(func_def_1015, type, sK702: $i > $i).
% 2.80/1.80  thf(func_def_1020, type, sK707: $i > $i).
% 2.80/1.80  thf(func_def_1022, type, sK709: $i > $o).
% 2.80/1.80  thf(func_def_1029, type, sK716: $i > $i).
% 2.80/1.80  thf(func_def_1030, type, sK717: ($i > $i) > $i > $i > $i).
% 2.80/1.80  thf(func_def_1042, type, sK729: $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_1043, type, sK730: $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_1057, type, sK744: $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_1064, type, sK751: $i > $o).
% 2.80/1.80  thf(func_def_1071, type, sK758: $i > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_1072, type, sK759: $i > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_1083, type, sK770: $i > $o).
% 2.80/1.80  thf(func_def_1093, type, sK780: $i > $i > $i > $i > $i).
% 2.80/1.80  thf(func_def_1101, type, sK788: $i > $o).
% 2.80/1.80  thf(func_def_1112, type, sK799: $i > $o).
% 2.80/1.80  thf(func_def_1115, type, sK802: $i > $i > ($i > $o) > $i).
% 2.80/1.80  thf(func_def_1118, type, sK805: $i > $i > $o).
% 2.80/1.80  thf(func_def_1127, type, sK814: $i > $i > $i).
% 2.80/1.80  thf(func_def_1146, type, sK833: $i > $o).
% 2.80/1.80  thf(func_def_1151, type, ph838: !>[X0: $tType]:(X0)).
% 2.80/1.80  thf(f4396,plain,(
% 2.80/1.80    $false),
% 2.80/1.80    inference(avatar_sat_refutation,[status(thm)],[f4196,f4245,f4378])).
% 2.80/1.80  thf(f4378,plain,(
% 2.80/1.80    spl837_13),
% 2.80/1.80    inference(avatar_contradiction_clause,[status(thm)],[f4377])).
% 2.80/1.80  thf(f4377,plain,(
% 2.80/1.80    $false | spl837_13),
% 2.80/1.80    inference(trivial_inequality_removal,[status(thm)],[f4369])).
% 2.80/1.80  thf(f4369,plain,(
% 2.80/1.80    ($true != $true) | spl837_13),
% 2.80/1.80    inference(superposition,[status(thm)],[f4195,f3363])).
% 2.80/1.80  thf(f3363,plain,(
% 2.80/1.80    ($true = (in @ sK499 @ (powerset @ sK497)))),
% 2.80/1.80    inference(cnf_transformation,[status(thm)],[f1931])).
% 2.80/1.80  thf(f1931,plain,(
% 2.80/1.80    (cartprodsndpairEq = $true) & (binintersectER = $true) & (contraSubsetComplement = $true) & (((in @ sK498 @ (powerset @ sK497)) = $true) & ((((in @ sK500 @ (setminus @ sK497 @ sK498)) != $true) & ($true = (in @ sK500 @ (setminus @ sK497 @ (binunion @ sK498 @ sK499)))) & ($true = (in @ sK500 @ sK497))) & ($true = (in @ sK499 @ (powerset @ sK497))))) & (binintersectSubset4 = $true) & (quantDeMorgan2 = $true) & (upairsetIL = $true) & (prop2set2propI = $true) & (upairset2IR = $true) & (eqimpsubset2 = $true) & (binintersectSubset1 = $true) & (setunionE = $true) & (inPowerset = $true) & (replAx = $true) & (cartprodmempair = $true) & (setunionE2 = $true) & (exuI1 = $true) & (setadjoinE = $true) & (bs114d = $true) & (foundationAx = $true) & (sepInPowerset = $true) & (iffalseProp1 = $true) & (subsetRefl = $true) & (nonemptyImpWitness = $true) & (setextT = $true) & (inIntersectImpInUnion2 = $true) & (setukpairinjR12 = $true) & (quantDeMorgan4 = $true) & (complementTI1 = $true) & (kfstpairEq = $true) & (dsetconstrEL = $true) & (dpsetconstrER = $true) & (theeq = $true) & (setextAx = $true) & (contrasubsetT2 = $true) & (contrasubsetT1 = $true) & (funcext2 = $true) & (notdexE = $true) & (setukpairIR = $true) & (setadjoinIL = $true) & (app = $true) & (binunionE = $true) & (doubleComplementSub2 = $true) & (powersetsubset = $true) & (kfstsingleton = $true) & (complementTcontraSubset = $true) & (exuEu = $true) & (ap2apEq1 = $true) & (omega0Ax = $true) & (binintersectRsub = $true) & (eta1 = $true) & (eqimpsubset1 = $true) & (setunion__Cong = $true) & (dpsetconstrEL2 = $true) & (setunionAx = $true) & (dpsetconstrSub = $true) & (lamProp = $true) & (powersetI1 = $true) & (cartprodmempair1 = $true) & (dsetconstrI = $true) & (doubleComplementSub1 = $true) & (iftrueProp2 = $true) & (binintersectI = $true) & (funcGraphProp2 = $true) & (symdiffI2 = $true) & (disjointsetsI1 = $true) & (setminusI = $true) & (setminusELneg = $true) & (iffalseProp2 = $true) & (setadjoinSub2 = $true) & (lam2p = $true) & (eqbreln = $true) & (upairsetIR = $true) & (binintersectSubset5 = $true) & (doubleComplementI1 = $true) & (subPowSU = $true) & (subsetI2 = $true) & (noeltsimpempty = $true) & (singletonsubset = $true) & (dsetconstrER = $true) & (subsetE2 = $true) & (exuI2 = $true) & (emptyinunitempty = $true) & (setukpairinjL1 = $true) & (exuE3e = $true) & (intersectInPowersetIntersectUnions = $true) & (notdallE = $true) & (complementInPowersetComplementIntersect = $true) & (contrasubsetT3 = $true) & (funcGraphProp3 = $true) & (omega__Cong = $true) & (binintersectSubset3 = $true) & (binintersectEL = $true) & (ex1E2 = $true) & (notinemptyset = $true) & (binunionIR = $true) & (powersetI = $true) & (setadjoinAx = $true) & (kpairp = $true) & (brelnall2 = $true) & (beta1 = $true) & (setminusIRneg = $true) & (emptysetAx = $true) & (emptyInPowerset = $true) & (cartprodfstpairEq = $true) & (contrasubsetT = $true) & (doubleComplementE1 = $true) & (singletonprop = $true) & (upairinpowunion = $true) & (symdiffIneg1 = $true) & (funcinfuncset = $true) & (setOfPairsIsBReln = $true) & (setadjoinSub = $true) & (iftrue = $true) & (ifp = $true) & (kpairsurjEq = $true) & (dsetconstr__Cong = $true) & (binunionEcases = $true) & (powersetTI1 = $true) & (setminusLsub = $true) & (powersetAx = $true) & (lamp = $true) & (powerset__Cong = $true) & (apProp = $true) & (dpsetconstrERa = $true) & (prop2setI = $true) & (notinsingleton = $true) & (setext = $true) & (subsetI1 = $true) & (setminusT_lem = $true) & (nonemptyI1 = $true) & (symdiffI1 = $true) & (upairsetE = $true) & (inComplementUnionImpNotIn1 = $true) & (cartprodpairmemER = $true) & (complementTE1 = $true) & (setunionsingleton2 = $true) & (setadjoin__Cong = $true) & (cartprodpairsurjEq = $true) & (powersetT_lem = $true) & (ex1E1 = $true) & (singletoninpowunion = $true) & (quantDeMorgan1 = $true) & (inCongP = $true) & (powersetE = $true) & (cartprodpairin = $true) & (complementTnotintersectT = $true) & (ifSingleton = $true) & (brelnall1 = $true) & (binunionIL = $true) & (setminusERneg = $true) & (lam2lamEq = $true) & (setminusSubset1 = $true) & (secondinupair = $true) & (doubleComplementEq = $true) & (setukpairinjR = $true) & (setadjoinOr = $true) & (subsetemptysetimpeq = $true) & (omegaIndAx = $true) & (vacuousDall = $true) & (subset2powerset = $true) & (binunionT_lem = $true) & (setminusEL = $true) & (emptyI = $true) & (eqinunit = $true) & (in__Cong = $true) & (powersetTE1 = $true) & (ksndsingleton = $true) & (funcImageSingleton = $true) & (setextsub = $true) & (setoftrueEq = $true) & (theprop = $true) & (binintersectTELcontra = $true) & (emptysetimpfalse = $true) & (setukpairinjR11 = $true) & (prop2setE = $true) & (emptyE1 = $true) & (complementImpComplementIntersect = $true) & (iftrueorfalse = $true) & (upairset2E = $true) & (setukpairinjL2 = $true) & (setukpairinjR2 = $true) & (descrp = $true) & (subbreln = $true) & (setadjoinIR = $true) & (funcextLem = $true) & (symdiffE = $true) & (notequalI2 = $true) & (cartprodsndin = $true) & (notsubsetI = $true) & (exu__Cong = $true) & (iftrueProp1 = $true) & (binintersectT_lem = $true) & (ap2p = $true) & (singletonsuniq = $true) & (funcGraphProp4 = $true) & (binunionLsub = $true) & (funcext = $true) & (setukpairinjL = $true) & (emptyinPowerset = $true) & (dpsetconstrI = $true) & (exuI3 = $true) & (complementSubsetComplementIntersect = $true) & (beta2 = $true) & (subsetTrans = $true) & (binunionTILcontra = $true) & (binintersectLsub = $true) & (eta2 = $true) & (upairequniteq = $true) & (binintersectTERcontra = $true) & (emptyset__Cong = $true) & (binintersectSubset2 = $true) & (kpairiskpair = $true) & (wellorderingAx = $true) & (binunionRsub = $true) & (singletoninpowerset = $true) & (uniqinunit = $true) & (ubforcartprodlem2 = $true) & (inIntersectImpInUnion = $true) & (setunionsingleton1 = $true) & (ubforcartprodlem3 = $true) & (subsetTI = $true) & (binunionTIRcontra = $true) & (setunionsingleton = $true) & (setminusER = $true) & (setminusSubset2 = $true) & (powersetE1 = $true) & (omegaSAx = $true) & (ubforcartprodlem1 = $true) & (exuE2 = $true) & (cartprodfstin = $true) & (complementT_lem = $true) & (ap2apEq2 = $true) & (funcGraphProp1 = $true) & (notequalI1 = $true) & (setbeta = $true) & (cartprodpairmemEL = $true) & (descr__Cong = $true) & (ex1I2 = $true) & (setukpairinjR1 = $true) & (symdiffIneg2 = $true) & (singletonsswitch = $true) & (emptysetsubset = $true) & (dpsetconstrEL1 = $true) & (nonemptyI = $true) & (ex1I = $true) & (inIntersectImpInIntersectUnions = $true) & (nonemptyE1 = $true) & (upairsubunion = $true) & (subsetE = $true) & (exuE1 = $true) & (quantDeMorgan3 = $true) & (sepSubset = $true) & (infuncsetfunc = $true) & (cartprodmempaircEq = $true) & (ksndpairEq = $true) & (emptysetE = $true) & (setunionI = $true) & (iffalse = $true) & (setukpairIL = $true) & (exuE3u = $true) & (setminusILneg = $true)),
% 2.80/1.80    inference(skolemisation,[status(esa),new_symbols(skolem,[sK497,sK498,sK499,sK500])],[f976,f1930,f1929,f1928])).
% 2.80/1.80  thf(f1928,plain,(
% 2.80/1.80    ? [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) & ? [X2 : $i] : (? [X3 : $i] : (($true != (in @ X3 @ (setminus @ X0 @ X1))) & ($true = (in @ X3 @ (setminus @ X0 @ (binunion @ X1 @ X2)))) & ($true = (in @ X3 @ X0))) & ($true = (in @ X2 @ (powerset @ X0))))) => (((in @ sK498 @ (powerset @ sK497)) = $true) & ? [X2 : $i] : (? [X3 : $i] : (((in @ X3 @ (setminus @ sK497 @ sK498)) != $true) & ($true = (in @ X3 @ (setminus @ sK497 @ (binunion @ sK498 @ X2)))) & ($true = (in @ X3 @ sK497))) & ($true = (in @ X2 @ (powerset @ sK497)))))),
% 2.80/1.80    introduced(definition,[],[choice_axiom])).
% 2.80/1.80  thf(f1929,plain,(
% 2.80/1.80    ? [X2 : $i] : (? [X3 : $i] : (((in @ X3 @ (setminus @ sK497 @ sK498)) != $true) & ($true = (in @ X3 @ (setminus @ sK497 @ (binunion @ sK498 @ X2)))) & ($true = (in @ X3 @ sK497))) & ($true = (in @ X2 @ (powerset @ sK497)))) => (? [X3 : $i] : (((in @ X3 @ (setminus @ sK497 @ sK498)) != $true) & ($true = (in @ X3 @ (setminus @ sK497 @ (binunion @ sK498 @ sK499)))) & ($true = (in @ X3 @ sK497))) & ($true = (in @ sK499 @ (powerset @ sK497))))),
% 2.80/1.80    introduced(definition,[],[choice_axiom])).
% 2.80/1.80  thf(f1930,plain,(
% 2.80/1.80    ? [X3 : $i] : (((in @ X3 @ (setminus @ sK497 @ sK498)) != $true) & ($true = (in @ X3 @ (setminus @ sK497 @ (binunion @ sK498 @ sK499)))) & ($true = (in @ X3 @ sK497))) => (((in @ sK500 @ (setminus @ sK497 @ sK498)) != $true) & ($true = (in @ sK500 @ (setminus @ sK497 @ (binunion @ sK498 @ sK499)))) & ($true = (in @ sK500 @ sK497)))),
% 2.80/1.80    introduced(definition,[],[choice_axiom])).
% 2.80/1.80  thf(f976,plain,(
% 2.80/1.80    (cartprodsndpairEq = $true) & (binintersectER = $true) & (contraSubsetComplement = $true) & ? [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) & ? [X2 : $i] : (? [X3 : $i] : (($true != (in @ X3 @ (setminus @ X0 @ X1))) & ($true = (in @ X3 @ (setminus @ X0 @ (binunion @ X1 @ X2)))) & ($true = (in @ X3 @ X0))) & ($true = (in @ X2 @ (powerset @ X0))))) & (binintersectSubset4 = $true) & (quantDeMorgan2 = $true) & (upairsetIL = $true) & (prop2set2propI = $true) & (upairset2IR = $true) & (eqimpsubset2 = $true) & (binintersectSubset1 = $true) & (setunionE = $true) & (inPowerset = $true) & (replAx = $true) & (cartprodmempair = $true) & (setunionE2 = $true) & (exuI1 = $true) & (setadjoinE = $true) & (bs114d = $true) & (foundationAx = $true) & (sepInPowerset = $true) & (iffalseProp1 = $true) & (subsetRefl = $true) & (nonemptyImpWitness = $true) & (setextT = $true) & (inIntersectImpInUnion2 = $true) & (setukpairinjR12 = $true) & (quantDeMorgan4 = $true) & (complementTI1 = $true) & (kfstpairEq = $true) & (dsetconstrEL = $true) & (dpsetconstrER = $true) & (theeq = $true) & (setextAx = $true) & (contrasubsetT2 = $true) & (contrasubsetT1 = $true) & (funcext2 = $true) & (notdexE = $true) & (setukpairIR = $true) & (setadjoinIL = $true) & (app = $true) & (binunionE = $true) & (doubleComplementSub2 = $true) & (powersetsubset = $true) & (kfstsingleton = $true) & (complementTcontraSubset = $true) & (exuEu = $true) & (ap2apEq1 = $true) & (omega0Ax = $true) & (binintersectRsub = $true) & (eta1 = $true) & (eqimpsubset1 = $true) & (setunion__Cong = $true) & (dpsetconstrEL2 = $true) & (setunionAx = $true) & (dpsetconstrSub = $true) & (lamProp = $true) & (powersetI1 = $true) & (cartprodmempair1 = $true) & (dsetconstrI = $true) & (doubleComplementSub1 = $true) & (iftrueProp2 = $true) & (binintersectI = $true) & (funcGraphProp2 = $true) & (symdiffI2 = $true) & (disjointsetsI1 = $true) & (setminusI = $true) & (setminusELneg = $true) & (iffalseProp2 = $true) & (setadjoinSub2 = $true) & (lam2p = $true) & (eqbreln = $true) & (upairsetIR = $true) & (binintersectSubset5 = $true) & (doubleComplementI1 = $true) & (subPowSU = $true) & (subsetI2 = $true) & (noeltsimpempty = $true) & (singletonsubset = $true) & (dsetconstrER = $true) & (subsetE2 = $true) & (exuI2 = $true) & (emptyinunitempty = $true) & (setukpairinjL1 = $true) & (exuE3e = $true) & (intersectInPowersetIntersectUnions = $true) & (notdallE = $true) & (complementInPowersetComplementIntersect = $true) & (contrasubsetT3 = $true) & (funcGraphProp3 = $true) & (omega__Cong = $true) & (binintersectSubset3 = $true) & (binintersectEL = $true) & (ex1E2 = $true) & (notinemptyset = $true) & (binunionIR = $true) & (powersetI = $true) & (setadjoinAx = $true) & (kpairp = $true) & (brelnall2 = $true) & (beta1 = $true) & (setminusIRneg = $true) & (emptysetAx = $true) & (emptyInPowerset = $true) & (cartprodfstpairEq = $true) & (contrasubsetT = $true) & (doubleComplementE1 = $true) & (singletonprop = $true) & (upairinpowunion = $true) & (symdiffIneg1 = $true) & (funcinfuncset = $true) & (setOfPairsIsBReln = $true) & (setadjoinSub = $true) & (iftrue = $true) & (ifp = $true) & (kpairsurjEq = $true) & (dsetconstr__Cong = $true) & (binunionEcases = $true) & (powersetTI1 = $true) & (setminusLsub = $true) & (powersetAx = $true) & (lamp = $true) & (powerset__Cong = $true) & (apProp = $true) & (dpsetconstrERa = $true) & (prop2setI = $true) & (notinsingleton = $true) & (setext = $true) & (subsetI1 = $true) & (setminusT_lem = $true) & (nonemptyI1 = $true) & (symdiffI1 = $true) & (upairsetE = $true) & (inComplementUnionImpNotIn1 = $true) & (cartprodpairmemER = $true) & (complementTE1 = $true) & (setunionsingleton2 = $true) & (setadjoin__Cong = $true) & (cartprodpairsurjEq = $true) & (powersetT_lem = $true) & (ex1E1 = $true) & (singletoninpowunion = $true) & (quantDeMorgan1 = $true) & (inCongP = $true) & (powersetE = $true) & (cartprodpairin = $true) & (complementTnotintersectT = $true) & (ifSingleton = $true) & (brelnall1 = $true) & (binunionIL = $true) & (setminusERneg = $true) & (lam2lamEq = $true) & (setminusSubset1 = $true) & (secondinupair = $true) & (doubleComplementEq = $true) & (setukpairinjR = $true) & (setadjoinOr = $true) & (subsetemptysetimpeq = $true) & (omegaIndAx = $true) & (vacuousDall = $true) & (subset2powerset = $true) & (binunionT_lem = $true) & (setminusEL = $true) & (emptyI = $true) & (eqinunit = $true) & (in__Cong = $true) & (powersetTE1 = $true) & (ksndsingleton = $true) & (funcImageSingleton = $true) & (setextsub = $true) & (setoftrueEq = $true) & (theprop = $true) & (binintersectTELcontra = $true) & (emptysetimpfalse = $true) & (setukpairinjR11 = $true) & (prop2setE = $true) & (emptyE1 = $true) & (complementImpComplementIntersect = $true) & (iftrueorfalse = $true) & (upairset2E = $true) & (setukpairinjL2 = $true) & (setukpairinjR2 = $true) & (descrp = $true) & (subbreln = $true) & (setadjoinIR = $true) & (funcextLem = $true) & (symdiffE = $true) & (notequalI2 = $true) & (cartprodsndin = $true) & (notsubsetI = $true) & (exu__Cong = $true) & (iftrueProp1 = $true) & (binintersectT_lem = $true) & (ap2p = $true) & (singletonsuniq = $true) & (funcGraphProp4 = $true) & (binunionLsub = $true) & (funcext = $true) & (setukpairinjL = $true) & (emptyinPowerset = $true) & (dpsetconstrI = $true) & (exuI3 = $true) & (complementSubsetComplementIntersect = $true) & (beta2 = $true) & (subsetTrans = $true) & (binunionTILcontra = $true) & (binintersectLsub = $true) & (eta2 = $true) & (upairequniteq = $true) & (binintersectTERcontra = $true) & (emptyset__Cong = $true) & (binintersectSubset2 = $true) & (kpairiskpair = $true) & (wellorderingAx = $true) & (binunionRsub = $true) & (singletoninpowerset = $true) & (uniqinunit = $true) & (ubforcartprodlem2 = $true) & (inIntersectImpInUnion = $true) & (setunionsingleton1 = $true) & (ubforcartprodlem3 = $true) & (subsetTI = $true) & (binunionTIRcontra = $true) & (setunionsingleton = $true) & (setminusER = $true) & (setminusSubset2 = $true) & (powersetE1 = $true) & (omegaSAx = $true) & (ubforcartprodlem1 = $true) & (exuE2 = $true) & (cartprodfstin = $true) & (complementT_lem = $true) & (ap2apEq2 = $true) & (funcGraphProp1 = $true) & (notequalI1 = $true) & (setbeta = $true) & (cartprodpairmemEL = $true) & (descr__Cong = $true) & (ex1I2 = $true) & (setukpairinjR1 = $true) & (symdiffIneg2 = $true) & (singletonsswitch = $true) & (emptysetsubset = $true) & (dpsetconstrEL1 = $true) & (nonemptyI = $true) & (ex1I = $true) & (inIntersectImpInIntersectUnions = $true) & (nonemptyE1 = $true) & (upairsubunion = $true) & (subsetE = $true) & (exuE1 = $true) & (quantDeMorgan3 = $true) & (sepSubset = $true) & (infuncsetfunc = $true) & (cartprodmempaircEq = $true) & (ksndpairEq = $true) & (emptysetE = $true) & (setunionI = $true) & (iffalse = $true) & (setukpairIL = $true) & (exuE3u = $true) & (setminusILneg = $true)),
% 2.80/1.80    inference(flattening,[status(thm)],[f975])).
% 2.80/1.80  thf(f975,plain,(
% 2.80/1.80    ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((? [X0 : $i,X1 : $i] : (? [X2 : $i] : (? [X3 : $i] : ((($true != (in @ X3 @ (setminus @ X0 @ X1))) & ($true = (in @ X3 @ (setminus @ X0 @ (binunion @ X1 @ X2))))) & ($true = (in @ X3 @ X0))) & ($true = (in @ X2 @ (powerset @ X0)))) & ($true = (in @ X1 @ (powerset @ X0)))) & (inComplementUnionImpNotIn1 = $true)) & (intersectInPowersetIntersectUnions = $true)) & (inIntersectImpInIntersectUnions = $true)) & (inIntersectImpInUnion2 = $true)) & (inIntersectImpInUnion = $true)) & (binunionTIRcontra = $true)) & (binunionTILcontra = $true)) & (complementTcontraSubset = $true)) & (contraSubsetComplement = $true)) & (complementInPowersetComplementIntersect = $true)) & (complementSubsetComplementIntersect = $true)) & (complementImpComplementIntersect = $true)) & (complementTnotintersectT = $true)) & (doubleComplementEq = $true)) & (doubleComplementSub2 = $true)) & (doubleComplementSub1 = $true)) & (doubleComplementE1 = $true)) & (doubleComplementI1 = $true)) & (contrasubsetT3 = $true)) & (contrasubsetT2 = $true)) & (contrasubsetT1 = $true)) & (contrasubsetT = $true)) & (binintersectTERcontra = $true)) & (binintersectTELcontra = $true)) & (complementTE1 = $true)) & (complementTI1 = $true)) & (powersetTE1 = $true)) & (powersetTI1 = $true)) & (subsetTI = $true)) & (setextT = $true)) & (complementT_lem = $true)) & (setminusT_lem = $true)) & (powersetT_lem = $true)) & (binunionT_lem = $true)) & (binintersectT_lem = $true)) & (iftrueorfalse = $true)) & (iffalse = $true)) & (iftrue = $true)) & (theeq = $true)) & (ifp = $true)) & (ifSingleton = $true)) & (iftrueProp2 = $true)) & (iftrueProp1 = $true)) & (iffalseProp2 = $true)) & (iffalseProp1 = $true)) & (eta2 = $true)) & (beta2 = $true)) & (lam2lamEq = $true)) & (eta1 = $true)) & (beta1 = $true)) & (ap2apEq2 = $true)) & (ap2apEq1 = $true)) & (funcext2 = $true)) & (funcext = $true)) & (eqbreln = $true)) & (subbreln = $true)) & (funcGraphProp4 = $true)) & (funcextLem = $true)) & (funcGraphProp2 = $true)) & (funcGraphProp3 = $true)) & (funcGraphProp1 = $true)) & (ex1E2 = $true)) & (brelnall2 = $true)) & (brelnall1 = $true)) & (lam2p = $true)) & (lamp = $true)) & (lamProp = $true)) & (funcinfuncset = $true)) & (ap2p = $true)) & (infuncsetfunc = $true)) & (app = $true)) & (apProp = $true)) & (funcImageSingleton = $true)) & (dpsetconstrER = $true)) & (dpsetconstrEL2 = $true)) & (dpsetconstrEL1 = $true)) & (dpsetconstrERa = $true)) & (setOfPairsIsBReln = $true)) & (dpsetconstrSub = $true)) & (dpsetconstrI = $true)) & (cartprodpairsurjEq = $true)) & (cartprodsndpairEq = $true)) & (cartprodfstpairEq = $true)) & (cartprodmempaircEq = $true)) & (cartprodpairmemER = $true)) & (cartprodpairmemEL = $true)) & (cartprodsndin = $true)) & (kpairsurjEq = $true)) & (ksndpairEq = $true)) & (ksndsingleton = $true)) & (setukpairinjR = $true)) & (setukpairinjR2 = $true)) & (upairequniteq = $true)) & (setukpairinjR1 = $true)) & (setukpairinjR12 = $true)) & (setukpairinjR11 = $true)) & (setukpairinjL = $true)) & (setukpairinjL2 = $true)) & (cartprodfstin = $true)) & (kfstpairEq = $true)) & (theprop = $true)) & (kfstsingleton = $true)) & (setukpairinjL1 = $true)) & (singletonsuniq = $true)) & (ex1I2 = $true)) & (ex1I = $true)) & (ex1E1 = $true)) & (singletonprop = $true)) & (setunionsingleton = $true)) & (setunionsingleton2 = $true)) & (setunionsingleton1 = $true)) & (setunionE2 = $true)) & (cartprodmempair = $true)) & (cartprodmempair1 = $true)) & (cartprodpairin = $true)) & (ubforcartprodlem3 = $true)) & (ubforcartprodlem2 = $true)) & (ubforcartprodlem1 = $true)) & (upairinpowunion = $true)) & (upairsubunion = $true)) & (upairset2E = $true)) & (singletoninpowunion = $true)) & (singletoninpowerset = $true)) & (singletonsubset = $true)) & (kpairp = $true)) & (kpairiskpair = $true)) & (setukpairIR = $true)) & (setukpairIL = $true)) & (secondinupair = $true)) & (symdiffIneg2 = $true)) & (symdiffIneg1 = $true)) & (symdiffI2 = $true)) & (symdiffI1 = $true)) & (symdiffE = $true)) & (setminusSubset1 = $true)) & (setminusLsub = $true)) & (setminusIRneg = $true)) & (setminusILneg = $true)) & (setminusELneg = $true)) & (setminusERneg = $true)) & (setminusSubset2 = $true)) & (setminusER = $true)) & (setminusEL = $true)) & (setminusI = $true)) & (bs114d = $true)) & (binintersectSubset1 = $true)) & (binintersectSubset4 = $true)) & (binintersectRsub = $true)) & (disjointsetsI1 = $true)) & (binintersectER = $true)) & (binintersectSubset3 = $true)) & (binintersectSubset2 = $true)) & (binintersectLsub = $true)) & (binintersectEL = $true)) & (binintersectSubset5 = $true)) & (binintersectI = $true)) & (binunionRsub = $true)) & (binunionLsub = $true)) & (binunionE = $true)) & (binunionEcases = $true)) & (binunionIR = $true)) & (upairset2IR = $true)) & (binunionIL = $true)) & (sepSubset = $true)) & (sepInPowerset = $true)) & (powersetsubset = $true)) & (inPowerset = $true)) & (powersetE1 = $true)) & (powersetI1 = $true)) & (subsetemptysetimpeq = $true)) & (setextsub = $true)) & (subset2powerset = $true)) & (setadjoinSub2 = $true)) & (setadjoinSub = $true)) & (subsetTrans = $true)) & (subsetRefl = $true)) & (notequalI2 = $true)) & (notequalI1 = $true)) & (notsubsetI = $true)) & (subsetE2 = $true)) & (subsetE = $true)) & (emptysetsubset = $true)) & (subsetI2 = $true)) & (eqimpsubset1 = $true)) & (eqimpsubset2 = $true)) & (subsetI1 = $true)) & (dsetconstr__Cong = $true)) & (descr__Cong = $true)) & (exuEu = $true)) & (omega__Cong = $true)) & (setunion__Cong = $true)) & (powerset__Cong = $true)) & (setadjoin__Cong = $true)) & (emptyset__Cong = $true)) & (exu__Cong = $true)) & (exuE3u = $true)) & (in__Cong = $true)) & (inCongP = $true)) & (exuI2 = $true)) & (exuI3 = $true)) & (exuI1 = $true)) & (notdallE = $true)) & (notdexE = $true)) & (prop2set2propI = $true)) & (prop2setI = $true)) & (quantDeMorgan4 = $true)) & (quantDeMorgan3 = $true)) & (quantDeMorgan2 = $true)) & (quantDeMorgan1 = $true)) & (vacuousDall = $true)) & (emptyE1 = $true)) & (upairsetIR = $true)) & (upairsetIL = $true)) & (upairsetE = $true)) & (singletonsswitch = $true)) & (eqinunit = $true)) & (notinsingleton = $true)) & (uniqinunit = $true)) & (nonemptyImpWitness = $true)) & (exuE2 = $true)) & (subPowSU = $true)) & (setunionE = $true)) & (setunionI = $true)) & (powersetE = $true)) & (emptyInPowerset = $true)) & (emptyinPowerset = $true)) & (powersetI = $true)) & (setoftrueEq = $true)) & (setadjoinOr = $true)) & (setadjoinE = $true)) & (setadjoinIR = $true)) & (emptyinunitempty = $true)) & (setadjoinIL = $true)) & (nonemptyI1 = $true)) & (nonemptyI = $true)) & (nonemptyE1 = $true)) & (setbeta = $true)) & (noeltsimpempty = $true)) & (emptyI = $true)) & (setext = $true)) & (exuE3e = $true)) & (notinemptyset = $true)) & (emptysetimpfalse = $true)) & (emptysetE = $true)) & (prop2setE = $true)) & (exuE1 = $true)) & (dsetconstrER = $true)) & (dsetconstrEL = $true)) & (dsetconstrI = $true)) & (descrp = $true)) & (wellorderingAx = $true)) & (foundationAx = $true)) & (replAx = $true)) & (omegaIndAx = $true)) & (omegaSAx = $true)) & (omega0Ax = $true)) & (setunionAx = $true)) & (powersetAx = $true)) & (setadjoinAx = $true)) & (emptysetAx = $true)) & (setextAx = $true)),
% 2.80/1.80    inference(ennf_transformation,[status(thm)],[f339])).
% 2.80/1.80  thf(f339,plain,(
% 2.80/1.80    ~((setextAx = $true) => ((emptysetAx = $true) => ((setadjoinAx = $true) => ((powersetAx = $true) => ((setunionAx = $true) => ((omega0Ax = $true) => ((omegaSAx = $true) => ((omegaIndAx = $true) => ((replAx = $true) => ((foundationAx = $true) => ((wellorderingAx = $true) => ((descrp = $true) => ((dsetconstrI = $true) => ((dsetconstrEL = $true) => ((dsetconstrER = $true) => ((exuE1 = $true) => ((prop2setE = $true) => ((emptysetE = $true) => ((emptysetimpfalse = $true) => ((notinemptyset = $true) => ((exuE3e = $true) => ((setext = $true) => ((emptyI = $true) => ((noeltsimpempty = $true) => ((setbeta = $true) => ((nonemptyE1 = $true) => ((nonemptyI = $true) => ((nonemptyI1 = $true) => ((setadjoinIL = $true) => ((emptyinunitempty = $true) => ((setadjoinIR = $true) => ((setadjoinE = $true) => ((setadjoinOr = $true) => ((setoftrueEq = $true) => ((powersetI = $true) => ((emptyinPowerset = $true) => ((emptyInPowerset = $true) => ((powersetE = $true) => ((setunionI = $true) => ((setunionE = $true) => ((subPowSU = $true) => ((exuE2 = $true) => ((nonemptyImpWitness = $true) => ((uniqinunit = $true) => ((notinsingleton = $true) => ((eqinunit = $true) => ((singletonsswitch = $true) => ((upairsetE = $true) => ((upairsetIL = $true) => ((upairsetIR = $true) => ((emptyE1 = $true) => ((vacuousDall = $true) => ((quantDeMorgan1 = $true) => ((quantDeMorgan2 = $true) => ((quantDeMorgan3 = $true) => ((quantDeMorgan4 = $true) => ((prop2setI = $true) => ((prop2set2propI = $true) => ((notdexE = $true) => ((notdallE = $true) => ((exuI1 = $true) => ((exuI3 = $true) => ((exuI2 = $true) => ((inCongP = $true) => ((in__Cong = $true) => ((exuE3u = $true) => ((exu__Cong = $true) => ((emptyset__Cong = $true) => ((setadjoin__Cong = $true) => ((powerset__Cong = $true) => ((setunion__Cong = $true) => ((omega__Cong = $true) => ((exuEu = $true) => ((descr__Cong = $true) => ((dsetconstr__Cong = $true) => ((subsetI1 = $true) => ((eqimpsubset2 = $true) => ((eqimpsubset1 = $true) => ((subsetI2 = $true) => ((emptysetsubset = $true) => ((subsetE = $true) => ((subsetE2 = $true) => ((notsubsetI = $true) => ((notequalI1 = $true) => ((notequalI2 = $true) => ((subsetRefl = $true) => ((subsetTrans = $true) => ((setadjoinSub = $true) => ((setadjoinSub2 = $true) => ((subset2powerset = $true) => ((setextsub = $true) => ((subsetemptysetimpeq = $true) => ((powersetI1 = $true) => ((powersetE1 = $true) => ((inPowerset = $true) => ((powersetsubset = $true) => ((sepInPowerset = $true) => ((sepSubset = $true) => ((binunionIL = $true) => ((upairset2IR = $true) => ((binunionIR = $true) => ((binunionEcases = $true) => ((binunionE = $true) => ((binunionLsub = $true) => ((binunionRsub = $true) => ((binintersectI = $true) => ((binintersectSubset5 = $true) => ((binintersectEL = $true) => ((binintersectLsub = $true) => ((binintersectSubset2 = $true) => ((binintersectSubset3 = $true) => ((binintersectER = $true) => ((disjointsetsI1 = $true) => ((binintersectRsub = $true) => ((binintersectSubset4 = $true) => ((binintersectSubset1 = $true) => ((bs114d = $true) => ((setminusI = $true) => ((setminusEL = $true) => ((setminusER = $true) => ((setminusSubset2 = $true) => ((setminusERneg = $true) => ((setminusELneg = $true) => ((setminusILneg = $true) => ((setminusIRneg = $true) => ((setminusLsub = $true) => ((setminusSubset1 = $true) => ((symdiffE = $true) => ((symdiffI1 = $true) => ((symdiffI2 = $true) => ((symdiffIneg1 = $true) => ((symdiffIneg2 = $true) => ((secondinupair = $true) => ((setukpairIL = $true) => ((setukpairIR = $true) => ((kpairiskpair = $true) => ((kpairp = $true) => ((singletonsubset = $true) => ((singletoninpowerset = $true) => ((singletoninpowunion = $true) => ((upairset2E = $true) => ((upairsubunion = $true) => ((upairinpowunion = $true) => ((ubforcartprodlem1 = $true) => ((ubforcartprodlem2 = $true) => ((ubforcartprodlem3 = $true) => ((cartprodpairin = $true) => ((cartprodmempair1 = $true) => ((cartprodmempair = $true) => ((setunionE2 = $true) => ((setunionsingleton1 = $true) => ((setunionsingleton2 = $true) => ((setunionsingleton = $true) => ((singletonprop = $true) => ((ex1E1 = $true) => ((ex1I = $true) => ((ex1I2 = $true) => ((singletonsuniq = $true) => ((setukpairinjL1 = $true) => ((kfstsingleton = $true) => ((theprop = $true) => ((kfstpairEq = $true) => ((cartprodfstin = $true) => ((setukpairinjL2 = $true) => ((setukpairinjL = $true) => ((setukpairinjR11 = $true) => ((setukpairinjR12 = $true) => ((setukpairinjR1 = $true) => ((upairequniteq = $true) => ((setukpairinjR2 = $true) => ((setukpairinjR = $true) => ((ksndsingleton = $true) => ((ksndpairEq = $true) => ((kpairsurjEq = $true) => ((cartprodsndin = $true) => ((cartprodpairmemEL = $true) => ((cartprodpairmemER = $true) => ((cartprodmempaircEq = $true) => ((cartprodfstpairEq = $true) => ((cartprodsndpairEq = $true) => ((cartprodpairsurjEq = $true) => ((dpsetconstrI = $true) => ((dpsetconstrSub = $true) => ((setOfPairsIsBReln = $true) => ((dpsetconstrERa = $true) => ((dpsetconstrEL1 = $true) => ((dpsetconstrEL2 = $true) => ((dpsetconstrER = $true) => ((funcImageSingleton = $true) => ((apProp = $true) => ((app = $true) => ((infuncsetfunc = $true) => ((ap2p = $true) => ((funcinfuncset = $true) => ((lamProp = $true) => ((lamp = $true) => ((lam2p = $true) => ((brelnall1 = $true) => ((brelnall2 = $true) => ((ex1E2 = $true) => ((funcGraphProp1 = $true) => ((funcGraphProp3 = $true) => ((funcGraphProp2 = $true) => ((funcextLem = $true) => ((funcGraphProp4 = $true) => ((subbreln = $true) => ((eqbreln = $true) => ((funcext = $true) => ((funcext2 = $true) => ((ap2apEq1 = $true) => ((ap2apEq2 = $true) => ((beta1 = $true) => ((eta1 = $true) => ((lam2lamEq = $true) => ((beta2 = $true) => ((eta2 = $true) => ((iffalseProp1 = $true) => ((iffalseProp2 = $true) => ((iftrueProp1 = $true) => ((iftrueProp2 = $true) => ((ifSingleton = $true) => ((ifp = $true) => ((theeq = $true) => ((iftrue = $true) => ((iffalse = $true) => ((iftrueorfalse = $true) => ((binintersectT_lem = $true) => ((binunionT_lem = $true) => ((powersetT_lem = $true) => ((setminusT_lem = $true) => ((complementT_lem = $true) => ((setextT = $true) => ((subsetTI = $true) => ((powersetTI1 = $true) => ((powersetTE1 = $true) => ((complementTI1 = $true) => ((complementTE1 = $true) => ((binintersectTELcontra = $true) => ((binintersectTERcontra = $true) => ((contrasubsetT = $true) => ((contrasubsetT1 = $true) => ((contrasubsetT2 = $true) => ((contrasubsetT3 = $true) => ((doubleComplementI1 = $true) => ((doubleComplementE1 = $true) => ((doubleComplementSub1 = $true) => ((doubleComplementSub2 = $true) => ((doubleComplementEq = $true) => ((complementTnotintersectT = $true) => ((complementImpComplementIntersect = $true) => ((complementSubsetComplementIntersect = $true) => ((complementInPowersetComplementIntersect = $true) => ((contraSubsetComplement = $true) => ((complementTcontraSubset = $true) => ((binunionTILcontra = $true) => ((binunionTIRcontra = $true) => ((inIntersectImpInUnion = $true) => ((inIntersectImpInUnion2 = $true) => ((inIntersectImpInIntersectUnions = $true) => ((intersectInPowersetIntersectUnions = $true) => ((inComplementUnionImpNotIn1 = $true) => ! [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) => ! [X2 : $i] : (($true = (in @ X2 @ (powerset @ X0))) => ! [X3 : $i] : (($true = (in @ X3 @ X0)) => (($true = (in @ X3 @ (setminus @ X0 @ (binunion @ X1 @ X2)))) => ($true = (in @ X3 @ (setminus @ X0 @ X1))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.80/1.80    inference(fool_elimination,[status(thm)],[f338])).
% 2.80/1.80  thf(f338,plain,(
% 2.80/1.80    ~(setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => (iftrueProp1 => (iftrueProp2 => (ifSingleton => (ifp => (theeq => (iftrue => (iffalse => (iftrueorfalse => (binintersectT_lem => (binunionT_lem => (powersetT_lem => (setminusT_lem => (complementT_lem => (setextT => (subsetTI => (powersetTI1 => (powersetTE1 => (complementTI1 => (complementTE1 => (binintersectTELcontra => (binintersectTERcontra => (contrasubsetT => (contrasubsetT1 => (contrasubsetT2 => (contrasubsetT3 => (doubleComplementI1 => (doubleComplementE1 => (doubleComplementSub1 => (doubleComplementSub2 => (doubleComplementEq => (complementTnotintersectT => (complementImpComplementIntersect => (complementSubsetComplementIntersect => (complementInPowersetComplementIntersect => (contraSubsetComplement => (complementTcontraSubset => (binunionTILcontra => (binunionTIRcontra => (inIntersectImpInUnion => (inIntersectImpInUnion2 => (inIntersectImpInIntersectUnions => (intersectInPowersetIntersectUnions => (inComplementUnionImpNotIn1 => ! [X0 : $i,X1 : $i] : ((in @ X1 @ (powerset @ X0)) => ! [X2 : $i] : ((in @ X2 @ (powerset @ X0)) => ! [X3 : $i] : ((in @ X3 @ X0) => ((in @ X3 @ (setminus @ X0 @ (binunion @ X1 @ X2))) => (in @ X3 @ (setminus @ X0 @ X1)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.80/1.80    inference(rectify,[status(thm)],[f267])).
% 2.80/1.80  thf(f267,negated_conjecture,(
% 2.80/1.80    ~(setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => (iftrueProp1 => (iftrueProp2 => (ifSingleton => (ifp => (theeq => (iftrue => (iffalse => (iftrueorfalse => (binintersectT_lem => (binunionT_lem => (powersetT_lem => (setminusT_lem => (complementT_lem => (setextT => (subsetTI => (powersetTI1 => (powersetTE1 => (complementTI1 => (complementTE1 => (binintersectTELcontra => (binintersectTERcontra => (contrasubsetT => (contrasubsetT1 => (contrasubsetT2 => (contrasubsetT3 => (doubleComplementI1 => (doubleComplementE1 => (doubleComplementSub1 => (doubleComplementSub2 => (doubleComplementEq => (complementTnotintersectT => (complementImpComplementIntersect => (complementSubsetComplementIntersect => (complementInPowersetComplementIntersect => (contraSubsetComplement => (complementTcontraSubset => (binunionTILcontra => (binunionTIRcontra => (inIntersectImpInUnion => (inIntersectImpInUnion2 => (inIntersectImpInIntersectUnions => (intersectInPowersetIntersectUnions => (inComplementUnionImpNotIn1 => ! [X3 : $i,X11 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => ! [X1 : $i] : ((in @ X1 @ X3) => ((in @ X1 @ (setminus @ X3 @ (binunion @ X11 @ X16))) => (in @ X1 @ (setminus @ X3 @ X11)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.80/1.80    inference(negated_conjecture,[status(cth)],[f266])).
% 2.80/1.80  thf(f266,conjecture,(
% 2.80/1.80    setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => (iftrueProp1 => (iftrueProp2 => (ifSingleton => (ifp => (theeq => (iftrue => (iffalse => (iftrueorfalse => (binintersectT_lem => (binunionT_lem => (powersetT_lem => (setminusT_lem => (complementT_lem => (setextT => (subsetTI => (powersetTI1 => (powersetTE1 => (complementTI1 => (complementTE1 => (binintersectTELcontra => (binintersectTERcontra => (contrasubsetT => (contrasubsetT1 => (contrasubsetT2 => (contrasubsetT3 => (doubleComplementI1 => (doubleComplementE1 => (doubleComplementSub1 => (doubleComplementSub2 => (doubleComplementEq => (complementTnotintersectT => (complementImpComplementIntersect => (complementSubsetComplementIntersect => (complementInPowersetComplementIntersect => (contraSubsetComplement => (complementTcontraSubset => (binunionTILcontra => (binunionTIRcontra => (inIntersectImpInUnion => (inIntersectImpInUnion2 => (inIntersectImpInIntersectUnions => (intersectInPowersetIntersectUnions => (inComplementUnionImpNotIn1 => ! [X3 : $i,X11 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => ! [X1 : $i] : ((in @ X1 @ X3) => ((in @ X1 @ (setminus @ X3 @ (binunion @ X11 @ X16))) => (in @ X1 @ (setminus @ X3 @ X11))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.80/1.80    file('/export/starexec/sandbox/tmp/tmp.E14WU1Oj6f/DTF2THF_16653.p',inComplementUnionImpInComplement1)).
% 2.80/1.80  thf(f4195,plain,(
% 2.80/1.80    ($true != (in @ sK499 @ (powerset @ sK497))) | spl837_13),
% 2.80/1.80    inference(avatar_component_clause,[status(thm)],[f4193])).
% 2.80/1.80  thf(f4193,definition,(
% 2.80/1.80    spl837_13 <=> ($true = (in @ sK499 @ (powerset @ sK497)))),
% 2.80/1.80    introduced(definition,[new_symbols(naming,[spl837_13])],[avatar_definition])).
% 2.80/1.80  thf(f4245,plain,(
% 2.80/1.80    spl837_6),
% 2.80/1.80    inference(avatar_split_clause,[status(thm)],[f4109,f4121])).
% 2.80/1.80  thf(f4121,definition,(
% 2.80/1.80    spl837_6 <=> ($true = (in @ sK500 @ sK498))),
% 2.80/1.80    introduced(definition,[new_symbols(naming,[spl837_6])],[avatar_definition])).
% 2.80/1.80  thf(f4109,plain,(
% 2.80/1.80    ($true = (in @ sK500 @ sK498))),
% 2.80/1.80    inference(trivial_inequality_removal,[status(thm)],[f4108])).
% 2.80/1.80  thf(f4108,plain,(
% 2.80/1.80    ($true = (in @ sK500 @ sK498)) | ($true != $true)),
% 2.80/1.80    inference(forward_demodulation,[status(thm)],[f4107,f3364])).
% 2.80/1.80  thf(f3364,plain,(
% 2.80/1.80    ($true = (in @ sK500 @ sK497))),
% 2.80/1.80    inference(cnf_transformation,[status(thm)],[f1931])).
% 2.80/1.80  thf(f4107,plain,(
% 2.80/1.80    ($true = (in @ sK500 @ sK498)) | ($true != (in @ sK500 @ sK497))),
% 2.80/1.80    inference(trivial_inequality_removal,[status(thm)],[f4106])).
% 2.80/1.80  thf(f4106,plain,(
% 2.80/1.80    ($true = (in @ sK500 @ sK498)) | ($true != $true) | ($true != (in @ sK500 @ sK497))),
% 2.80/1.80    inference(forward_demodulation,[status(thm)],[f4087,f3216])).
% 2.80/1.80  thf(f3216,plain,(
% 2.80/1.80    (setminusERneg = $true)),
% 2.80/1.80    inference(cnf_transformation,[status(thm)],[f1931])).
% 2.80/1.80  thf(f4087,plain,(
% 2.80/1.80    (setminusERneg != $true) | ($true != (in @ sK500 @ sK497)) | ($true = (in @ sK500 @ sK498))),
% 2.80/1.80    inference(trivial_inequality_removal,[status(thm)],[f4073])).
% 2.80/1.80  thf(f4073,plain,(
% 2.80/1.80    ($true != $true) | ($true != (in @ sK500 @ sK497)) | ($true = (in @ sK500 @ sK498)) | (setminusERneg != $true)),
% 2.80/1.80    inference(superposition,[status(thm)],[f3366,f2752])).
% 2.80/1.80  thf(f2752,plain,(
% 2.80/1.80    ( ! [X3 : $i,X4 : $i,X5 : $i] : (($true = (in @ X5 @ (setminus @ X3 @ X4))) | (setminusERneg != $true) | ((in @ X5 @ X4) = $true) | ($true != (in @ X5 @ X3))) )),
% 2.80/1.80    inference(cnf_transformation,[status(thm)],[f1521])).
% 2.80/1.80  thf(f1521,plain,(
% 2.80/1.80    ((setminusERneg = $true) | (($true = (in @ sK235 @ sK233)) & ($true != (in @ sK235 @ sK234)) & ($true != (in @ sK235 @ (setminus @ sK233 @ sK234))))) & (! [X3 : $i,X4 : $i,X5 : $i] : (($true != (in @ X5 @ X3)) | ((in @ X5 @ X4) = $true) | ($true = (in @ X5 @ (setminus @ X3 @ X4)))) | (setminusERneg != $true))),
% 2.80/1.80    inference(skolemisation,[status(esa),new_symbols(skolem,[sK233,sK234,sK235])],[f1519,f1520])).
% 2.80/1.80  thf(f1520,plain,(
% 2.80/1.80    ? [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X2 @ X0)) & ((in @ X2 @ X1) != $true) & ((in @ X2 @ (setminus @ X0 @ X1)) != $true)) => (($true = (in @ sK235 @ sK233)) & ($true != (in @ sK235 @ sK234)) & ($true != (in @ sK235 @ (setminus @ sK233 @ sK234))))),
% 2.80/1.80    introduced(definition,[],[choice_axiom])).
% 2.80/1.80  thf(f1519,plain,(
% 2.80/1.80    ((setminusERneg = $true) | ? [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X2 @ X0)) & ((in @ X2 @ X1) != $true) & ((in @ X2 @ (setminus @ X0 @ X1)) != $true))) & (! [X3 : $i,X4 : $i,X5 : $i] : (($true != (in @ X5 @ X3)) | ((in @ X5 @ X4) = $true) | ($true = (in @ X5 @ (setminus @ X3 @ X4)))) | (setminusERneg != $true))),
% 2.80/1.80    inference(rectify,[status(thm)],[f1518])).
% 2.80/1.80  thf(f1518,plain,(
% 2.80/1.80    ((setminusERneg = $true) | ? [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X2 @ X0)) & ((in @ X2 @ X1) != $true) & ((in @ X2 @ (setminus @ X0 @ X1)) != $true))) & (! [X0 : $i,X1 : $i,X2 : $i] : (($true != (in @ X2 @ X0)) | ((in @ X2 @ X1) = $true) | ((in @ X2 @ (setminus @ X0 @ X1)) = $true)) | (setminusERneg != $true))),
% 2.80/1.80    inference(nnf_transformation,[status(thm)],[f1037])).
% 2.80/1.80  thf(f1037,plain,(
% 2.80/1.80    (setminusERneg = $true) <=> ! [X0 : $i,X1 : $i,X2 : $i] : (($true != (in @ X2 @ X0)) | ((in @ X2 @ X1) = $true) | ((in @ X2 @ (setminus @ X0 @ X1)) = $true))),
% 2.80/1.80    inference(flattening,[status(thm)],[f1036])).
% 2.80/1.80  thf(f1036,plain,(
% 2.80/1.80    ! [X0 : $i,X1 : $i,X2 : $i] : ((((in @ X2 @ X1) = $true) | ($true != (in @ X2 @ X0))) | ((in @ X2 @ (setminus @ X0 @ X1)) = $true)) <=> (setminusERneg = $true)),
% 2.80/1.80    inference(ennf_transformation,[status(thm)],[f814])).
% 2.80/1.80  thf(f814,plain,(
% 2.80/1.80    ! [X0 : $i,X1 : $i,X2 : $i] : (((in @ X2 @ (setminus @ X0 @ X1)) != $true) => (($true = (in @ X2 @ X0)) => ((in @ X2 @ X1) = $true))) <=> (setminusERneg = $true)),
% 2.80/1.80    inference(flattening,[status(thm)],[f413])).
% 2.80/1.80  thf(f413,plain,(
% 2.80/1.80    (setminusERneg = $true) <=> ! [X0 : $i,X1 : $i,X2 : $i] : (~((in @ X2 @ (setminus @ X0 @ X1)) = $true) => (($true = (in @ X2 @ X0)) => ((in @ X2 @ X1) = $true)))),
% 2.80/1.80    inference(fool_elimination,[status(thm)],[f412])).
% 2.80/1.80  thf(f412,plain,(
% 2.80/1.80    (setminusERneg = ! [X0 : $i,X1 : $i,X2 : $i] : (~(in @ X2 @ (setminus @ X0 @ X1)) => ((in @ X2 @ X0) => (in @ X2 @ X1))))),
% 2.80/1.80    inference(rectify,[status(thm)],[f124])).
% 2.80/1.80  thf(f124,axiom,(
% 2.80/1.80    (setminusERneg = ! [X3 : $i,X4 : $i,X1 : $i] : (~(in @ X1 @ (setminus @ X3 @ X4)) => ((in @ X1 @ X3) => (in @ X1 @ X4))))),
% 2.80/1.80    file('/export/starexec/sandbox/tmp/tmp.E14WU1Oj6f/DTF2THF_16653.p',setminusERneg)).
% 2.80/1.80  thf(f3366,plain,(
% 2.80/1.80    ((in @ sK500 @ (setminus @ sK497 @ sK498)) != $true)),
% 2.80/1.80    inference(cnf_transformation,[status(thm)],[f1931])).
% 2.80/1.80  thf(f4196,plain,(
% 2.80/1.80    ~spl837_13 | ~spl837_6),
% 2.80/1.80    inference(avatar_split_clause,[status(thm)],[f4191,f4121,f4193])).
% 2.80/1.80  thf(f4191,plain,(
% 2.80/1.80    ($true != (in @ sK499 @ (powerset @ sK497))) | ($true != (in @ sK500 @ sK498))),
% 2.80/1.80    inference(trivial_inequality_removal,[status(thm)],[f4190])).
% 2.80/1.80  thf(f4190,plain,(
% 2.80/1.80    ($true != $true) | ($true != (in @ sK500 @ sK498)) | ($true != (in @ sK499 @ (powerset @ sK497)))),
% 2.80/1.80    inference(forward_demodulation,[status(thm)],[f4189,f3364])).
% 2.80/1.80  thf(f4189,plain,(
% 2.80/1.80    ($true != (in @ sK499 @ (powerset @ sK497))) | ($true != (in @ sK500 @ sK497)) | ($true != (in @ sK500 @ sK498))),
% 2.80/1.80    inference(trivial_inequality_removal,[status(thm)],[f4188])).
% 2.80/1.80  thf(f4188,plain,(
% 2.80/1.80    ($true != (in @ sK500 @ sK498)) | ($true != (in @ sK500 @ sK497)) | ($true != (in @ sK499 @ (powerset @ sK497))) | ($true != $true)),
% 2.80/1.80    inference(forward_demodulation,[status(thm)],[f4187,f3233])).
% 2.80/1.80  thf(f3233,plain,(
% 2.80/1.80    (inComplementUnionImpNotIn1 = $true)),
% 2.80/1.80    inference(cnf_transformation,[status(thm)],[f1931])).
% 2.80/1.80  thf(f4187,plain,(
% 2.80/1.80    ($true != (in @ sK500 @ sK498)) | (inComplementUnionImpNotIn1 != $true) | ($true != (in @ sK500 @ sK497)) | ($true != (in @ sK499 @ (powerset @ sK497)))),
% 2.80/1.80    inference(trivial_inequality_removal,[status(thm)],[f4186])).
% 2.80/1.80  thf(f4186,plain,(
% 2.80/1.80    ($true != (in @ sK500 @ sK498)) | ($true != $true) | ($true != (in @ sK499 @ (powerset @ sK497))) | ($true != (in @ sK500 @ sK497)) | (inComplementUnionImpNotIn1 != $true)),
% 2.80/1.80    inference(forward_demodulation,[status(thm)],[f4154,f3367])).
% 2.80/1.80  thf(f3367,plain,(
% 2.80/1.80    ((in @ sK498 @ (powerset @ sK497)) = $true)),
% 2.80/1.80    inference(cnf_transformation,[status(thm)],[f1931])).
% 2.80/1.80  thf(f4154,plain,(
% 2.80/1.80    ((in @ sK498 @ (powerset @ sK497)) != $true) | ($true != (in @ sK500 @ sK497)) | ($true != (in @ sK499 @ (powerset @ sK497))) | (inComplementUnionImpNotIn1 != $true) | ($true != (in @ sK500 @ sK498))),
% 2.80/1.80    inference(trivial_inequality_removal,[status(thm)],[f4141])).
% 2.80/1.80  thf(f4141,plain,(
% 2.80/1.80    ((in @ sK498 @ (powerset @ sK497)) != $true) | ($true != $true) | ($true != (in @ sK499 @ (powerset @ sK497))) | (inComplementUnionImpNotIn1 != $true) | ($true != (in @ sK500 @ sK497)) | ($true != (in @ sK500 @ sK498))),
% 2.80/1.80    inference(superposition,[status(thm)],[f3556,f3365])).
% 2.80/1.80  thf(f3365,plain,(
% 2.80/1.80    ($true = (in @ sK500 @ (setminus @ sK497 @ (binunion @ sK498 @ sK499))))),
% 2.80/1.80    inference(cnf_transformation,[status(thm)],[f1931])).
% 2.80/1.80  thf(f3556,plain,(
% 2.80/1.80    ( ! [X2 : $i,X3 : $i,X0 : $i,X1 : $i] : (($true != (in @ X3 @ (setminus @ X1 @ (binunion @ X0 @ X2)))) | ((in @ X3 @ X1) != $true) | ($true != (in @ X2 @ (powerset @ X1))) | ($true != (in @ X0 @ (powerset @ X1))) | ($true != (in @ X3 @ X0)) | (inComplementUnionImpNotIn1 != $true)) )),
% 2.80/1.80    inference(cnf_transformation,[status(thm)],[f2147])).
% 2.80/1.80  thf(f2147,plain,(
% 2.80/1.80    (! [X0 : $i,X1 : $i] : (($true != (in @ X0 @ (powerset @ X1))) | ! [X2 : $i] : (! [X3 : $i] : (($true != (in @ X3 @ X0)) | ($true != (in @ X3 @ (setminus @ X1 @ (binunion @ X0 @ X2)))) | ((in @ X3 @ X1) != $true)) | ($true != (in @ X2 @ (powerset @ X1))))) | (inComplementUnionImpNotIn1 != $true)) & ((inComplementUnionImpNotIn1 = $true) | (($true = (in @ sK641 @ (powerset @ sK642))) & ((($true = (in @ sK644 @ sK641)) & ($true = (in @ sK644 @ (setminus @ sK642 @ (binunion @ sK641 @ sK643)))) & ($true = (in @ sK644 @ sK642))) & ($true = (in @ sK643 @ (powerset @ sK642))))))),
% 2.80/1.80    inference(skolemisation,[status(esa),new_symbols(skolem,[sK641,sK642,sK643,sK644])],[f2143,f2146,f2145,f2144])).
% 2.80/1.80  thf(f2144,plain,(
% 2.80/1.80    ? [X4 : $i,X5 : $i] : (($true = (in @ X4 @ (powerset @ X5))) & ? [X6 : $i] : (? [X7 : $i] : (((in @ X7 @ X4) = $true) & ($true = (in @ X7 @ (setminus @ X5 @ (binunion @ X4 @ X6)))) & ($true = (in @ X7 @ X5))) & ($true = (in @ X6 @ (powerset @ X5))))) => (($true = (in @ sK641 @ (powerset @ sK642))) & ? [X6 : $i] : (? [X7 : $i] : (($true = (in @ X7 @ sK641)) & ($true = (in @ X7 @ (setminus @ sK642 @ (binunion @ sK641 @ X6)))) & ($true = (in @ X7 @ sK642))) & ((in @ X6 @ (powerset @ sK642)) = $true)))),
% 2.80/1.80    introduced(definition,[],[choice_axiom])).
% 2.80/1.80  thf(f2145,plain,(
% 2.80/1.80    ? [X6 : $i] : (? [X7 : $i] : (($true = (in @ X7 @ sK641)) & ($true = (in @ X7 @ (setminus @ sK642 @ (binunion @ sK641 @ X6)))) & ($true = (in @ X7 @ sK642))) & ((in @ X6 @ (powerset @ sK642)) = $true)) => (? [X7 : $i] : (($true = (in @ X7 @ sK641)) & ($true = (in @ X7 @ (setminus @ sK642 @ (binunion @ sK641 @ sK643)))) & ($true = (in @ X7 @ sK642))) & ($true = (in @ sK643 @ (powerset @ sK642))))),
% 2.80/1.80    introduced(definition,[],[choice_axiom])).
% 2.80/1.80  thf(f2146,plain,(
% 2.80/1.80    ? [X7 : $i] : (($true = (in @ X7 @ sK641)) & ($true = (in @ X7 @ (setminus @ sK642 @ (binunion @ sK641 @ sK643)))) & ($true = (in @ X7 @ sK642))) => (($true = (in @ sK644 @ sK641)) & ($true = (in @ sK644 @ (setminus @ sK642 @ (binunion @ sK641 @ sK643)))) & ($true = (in @ sK644 @ sK642)))),
% 2.80/1.80    introduced(definition,[],[choice_axiom])).
% 2.80/1.80  thf(f2143,plain,(
% 2.80/1.80    (! [X0 : $i,X1 : $i] : (($true != (in @ X0 @ (powerset @ X1))) | ! [X2 : $i] : (! [X3 : $i] : (($true != (in @ X3 @ X0)) | ($true != (in @ X3 @ (setminus @ X1 @ (binunion @ X0 @ X2)))) | ((in @ X3 @ X1) != $true)) | ($true != (in @ X2 @ (powerset @ X1))))) | (inComplementUnionImpNotIn1 != $true)) & ((inComplementUnionImpNotIn1 = $true) | ? [X4 : $i,X5 : $i] : (($true = (in @ X4 @ (powerset @ X5))) & ? [X6 : $i] : (? [X7 : $i] : (((in @ X7 @ X4) = $true) & ($true = (in @ X7 @ (setminus @ X5 @ (binunion @ X4 @ X6)))) & ($true = (in @ X7 @ X5))) & ($true = (in @ X6 @ (powerset @ X5))))))),
% 2.80/1.80    inference(rectify,[status(thm)],[f2142])).
% 2.80/1.80  thf(f2142,plain,(
% 2.80/1.80    (! [X0 : $i,X1 : $i] : (($true != (in @ X0 @ (powerset @ X1))) | ! [X2 : $i] : (! [X3 : $i] : (($true != (in @ X3 @ X0)) | ($true != (in @ X3 @ (setminus @ X1 @ (binunion @ X0 @ X2)))) | ((in @ X3 @ X1) != $true)) | ($true != (in @ X2 @ (powerset @ X1))))) | (inComplementUnionImpNotIn1 != $true)) & ((inComplementUnionImpNotIn1 = $true) | ? [X0 : $i,X1 : $i] : (($true = (in @ X0 @ (powerset @ X1))) & ? [X2 : $i] : (? [X3 : $i] : (($true = (in @ X3 @ X0)) & ($true = (in @ X3 @ (setminus @ X1 @ (binunion @ X0 @ X2)))) & ((in @ X3 @ X1) = $true)) & ($true = (in @ X2 @ (powerset @ X1))))))),
% 2.80/1.80    inference(nnf_transformation,[status(thm)],[f999])).
% 2.80/1.80  thf(f999,plain,(
% 2.80/1.80    ! [X0 : $i,X1 : $i] : (($true != (in @ X0 @ (powerset @ X1))) | ! [X2 : $i] : (! [X3 : $i] : (($true != (in @ X3 @ X0)) | ($true != (in @ X3 @ (setminus @ X1 @ (binunion @ X0 @ X2)))) | ((in @ X3 @ X1) != $true)) | ($true != (in @ X2 @ (powerset @ X1))))) <=> (inComplementUnionImpNotIn1 = $true)),
% 2.80/1.80    inference(flattening,[status(thm)],[f998])).
% 2.80/1.80  thf(f998,plain,(
% 2.80/1.80    (inComplementUnionImpNotIn1 = $true) <=> ! [X0 : $i,X1 : $i] : (! [X2 : $i] : (! [X3 : $i] : ((($true != (in @ X3 @ X0)) | ($true != (in @ X3 @ (setminus @ X1 @ (binunion @ X0 @ X2))))) | ((in @ X3 @ X1) != $true)) | ($true != (in @ X2 @ (powerset @ X1)))) | ($true != (in @ X0 @ (powerset @ X1))))),
% 2.80/1.80    inference(ennf_transformation,[status(thm)],[f840])).
% 2.80/1.80  thf(f840,plain,(
% 2.80/1.80    (inComplementUnionImpNotIn1 = $true) <=> ! [X0 : $i,X1 : $i] : (($true = (in @ X0 @ (powerset @ X1))) => ! [X2 : $i] : (($true = (in @ X2 @ (powerset @ X1))) => ! [X3 : $i] : (((in @ X3 @ X1) = $true) => (($true = (in @ X3 @ (setminus @ X1 @ (binunion @ X0 @ X2)))) => ($true != (in @ X3 @ X0))))))),
% 2.80/1.80    inference(flattening,[status(thm)],[f708])).
% 2.80/1.80  thf(f708,plain,(
% 2.80/1.80    ! [X0 : $i,X1 : $i] : (($true = (in @ X0 @ (powerset @ X1))) => ! [X2 : $i] : (($true = (in @ X2 @ (powerset @ X1))) => ! [X3 : $i] : (((in @ X3 @ X1) = $true) => (($true = (in @ X3 @ (setminus @ X1 @ (binunion @ X0 @ X2)))) => ~($true = (in @ X3 @ X0)))))) <=> (inComplementUnionImpNotIn1 = $true)),
% 2.80/1.80    inference(fool_elimination,[status(thm)],[f707])).
% 2.80/1.80  thf(f707,plain,(
% 2.80/1.80    (! [X0 : $i,X1 : $i] : ((in @ X0 @ (powerset @ X1)) => ! [X2 : $i] : ((in @ X2 @ (powerset @ X1)) => ! [X3 : $i] : ((in @ X3 @ X1) => ((in @ X3 @ (setminus @ X1 @ (binunion @ X0 @ X2))) => ~(in @ X3 @ X0))))) = inComplementUnionImpNotIn1)),
% 2.80/1.80    inference(rectify,[status(thm)],[f265])).
% 2.80/1.80  thf(f265,axiom,(
% 2.80/1.80    (! [X11 : $i,X3 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => ! [X1 : $i] : ((in @ X1 @ X3) => ((in @ X1 @ (setminus @ X3 @ (binunion @ X11 @ X16))) => ~(in @ X1 @ X11))))) = inComplementUnionImpNotIn1)),
% 2.80/1.80    file('/export/starexec/sandbox/tmp/tmp.E14WU1Oj6f/DTF2THF_16653.p',inComplementUnionImpNotIn1)).
% 2.80/1.80  % SZS output end Proof for DTF2THF_16653
% 2.80/1.80  % (16875)------------------------------
% 2.80/1.80  % (16875)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.80/1.80  % (16875)Termination reason: Refutation
% 2.80/1.80  
% 2.80/1.80  % (16875)Memory used [KB]: 10362
% 2.80/1.80  % (16875)Time elapsed: 0.181 s
% 2.80/1.80  % (16875)Instructions burned: 373 (million)
% 2.80/1.80  % (16875)------------------------------
% 2.80/1.80  % (16875)------------------------------
% 2.80/1.80  % (16845)Success in time 0.266 s
%------------------------------------------------------------------------------