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DT2H2X---1.9.5.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : DT2H2X---1.9.5
% Problem  : SEU746^1 : TPTP v9.2.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : /export/starexec/sandbox2/solver/bin/run_DT2H2X /export/starexec/sandbox2/benchmark/theBenchmark.p 300

% Computer : n021.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 2.32s 1.61s
% Output   : Refutation 2.32s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   37 (   7 unt;   0 typ;   3 def)
%            Number of atoms       : 4486 (1202 equ;   0 cnn)
%            Maximal formula atoms :  271 ( 121 avg)
%            Number of connectives : 2383 (  60   ~;  53   |; 847   &; 330   @)
%                                         (   6 <=>;1087  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  278 (  56 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  464 ( 461 usr; 275 con; 0-4 aty)
%            Number of variables   :   81 (   0   ^;  47   !;  34   ?;  81   :)

% 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_315,type,
    sP1: $i > $i > $i > $i > $o ).

thf(func_def_319,type,
    sP5: $i > $i > $i > $o ).

thf(func_def_321,type,
    sP7: $i > $i > $i > $o > $o ).

thf(func_def_322,type,
    sP8: $i > $i > $o ).

thf(func_def_323,type,
    sP9: $i > $o ).

thf(func_def_324,type,
    sP10: $i > $i > $o ).

thf(func_def_325,type,
    sP11: $i > $i > $o ).

thf(func_def_330,type,
    sK16: $i > $i > $i > $i > $i ).

thf(func_def_339,type,
    sK25: $i > $o ).

thf(func_def_346,type,
    sK32: $i > $o ).

thf(func_def_349,type,
    sK35: $i > $i ).

thf(func_def_356,type,
    sK42: $i > $o ).

thf(func_def_358,type,
    sK44: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_359,type,
    sK45: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_361,type,
    sK47: $i > $o ).

thf(func_def_363,type,
    sK49: ( $i > $o ) > $i > $i ).

thf(func_def_370,type,
    sK56: $i > $i > $i > $i > $i ).

thf(func_def_375,type,
    sK61: $i > $i > $i > $i > $i ).

thf(func_def_376,type,
    sK62: $i > $i > $i > $i > $i ).

thf(func_def_377,type,
    sK63: $i > $i > $i > $i > $i ).

thf(func_def_378,type,
    sK64: $i > $i > $i > $i > $i ).

thf(func_def_382,type,
    sK68: $i > $i > $i ).

thf(func_def_400,type,
    sK86: $i > $o ).

thf(func_def_401,type,
    sK87: $i > $o ).

thf(func_def_402,type,
    sK88: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_403,type,
    sK89: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_410,type,
    sK96: ( $i > $o ) > $i ).

thf(func_def_411,type,
    sK97: $i > $o ).

thf(func_def_412,type,
    sK98: $i > $i ).

thf(func_def_436,type,
    sK122: $i > $o ).

thf(func_def_439,type,
    sK125: $i > ( $i > $o ) > $i ).

thf(func_def_440,type,
    sK126: $i > $i > $i ).

thf(func_def_446,type,
    sK132: $i > $i > $i > $i ).

thf(func_def_456,type,
    sK142: $i > $o ).

thf(func_def_457,type,
    sK143: $i > $i ).

thf(func_def_458,type,
    sK144: ( $i > $o ) > $i ).

thf(func_def_477,type,
    sK163: $i > $o ).

thf(func_def_479,type,
    sK165: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_480,type,
    sK166: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_483,type,
    sK169: $i > $i > $o ).

thf(func_def_487,type,
    sK173: $i > $o ).

thf(func_def_488,type,
    sK174: ( $i > $o ) > $i ).

thf(func_def_496,type,
    sK182: $i > $i ).

thf(func_def_498,type,
    sK184: $i > ( $i > $i ) > $i > $i ).

thf(func_def_503,type,
    sK189: $i > $i > $o ).

thf(func_def_505,type,
    sK191: $i > $i ).

thf(func_def_506,type,
    sK192: $i > $i ).

thf(func_def_507,type,
    sK193: $i > ( $i > $i > $o ) > $i ).

thf(func_def_508,type,
    sK194: $i > ( $i > $i > $o ) > $i ).

thf(func_def_509,type,
    sK195: $i > $i > ( $i > $i > $o ) > $i ).

thf(func_def_514,type,
    sK200: $i > $o ).

thf(func_def_517,type,
    sK203: $i > ( $i > $o ) > $i ).

thf(func_def_533,type,
    sK219: $i > $o ).

thf(func_def_565,type,
    sK251: $i > $o ).

thf(func_def_570,type,
    sK256: $i > $o ).

thf(func_def_589,type,
    sK275: $i > $o ).

thf(func_def_591,type,
    sK277: $i > $o ).

thf(func_def_593,type,
    sK279: ( $i > $o ) > $i ).

thf(func_def_594,type,
    sK280: ( $i > $o ) > $i ).

thf(func_def_603,type,
    sK289: $i > $i ).

thf(func_def_605,type,
    sK291: $i > $i ).

thf(func_def_620,type,
    sK306: $i > $i > $o ).

thf(func_def_629,type,
    sK315: $i > $i > $o ).

thf(func_def_648,type,
    sK334: $i > ( $i > $o ) > $i ).

thf(func_def_649,type,
    sK335: $i > $o ).

thf(func_def_653,type,
    sK339: $i > $o ).

thf(func_def_655,type,
    sK341: ( $i > $o ) > $i > $i ).

thf(func_def_656,type,
    sK342: ( $i > $o ) > $i > $i ).

thf(func_def_660,type,
    sK346: ( $i > $i ) > $i > $i > $i ).

thf(func_def_663,type,
    sK349: $i > $i ).

thf(func_def_687,type,
    sK373: $i > $i > $i ).

thf(func_def_692,type,
    sK378: $i > ( $i > $o ) > $i ).

thf(func_def_693,type,
    sK379: $i > $o ).

thf(func_def_699,type,
    sK385: $i > $o ).

thf(func_def_718,type,
    sK404: $i > $i > $i ).

thf(func_def_723,type,
    sK409: $i > $i > $i ).

thf(func_def_726,type,
    sK412: $i > $o ).

thf(func_def_734,type,
    sK420: $i > $i > $i > $i ).

thf(func_def_735,type,
    sK421: $i > $i > $i > $i ).

thf(func_def_749,type,
    sK435: $i > $i > $o ).

thf(func_def_758,type,
    sK444: $i > $o ).

thf(func_def_759,type,
    sK445: ( $i > $o ) > $i > $i ).

thf(func_def_761,type,
    sK447: $i > $o ).

thf(func_def_772,type,
    sK458: $i > $i > $i > $i ).

thf(func_def_773,type,
    sK459: $i > $i > $i > $i ).

thf(func_def_774,type,
    sK460: $i > $o ).

thf(func_def_775,type,
    sK461: $i > $o ).

thf(func_def_776,type,
    sK462: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_777,type,
    sK463: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_785,type,
    sK471: $i > $i > $i ).

thf(func_def_788,type,
    sK474: $i > $o ).

thf(func_def_789,type,
    sK475: $i > $o ).

thf(func_def_790,type,
    sK476: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_791,type,
    sK477: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_793,type,
    sK479: $i > $i ).

thf(func_def_804,type,
    sK490: $i > $o ).

thf(func_def_805,type,
    sK491: ( $i > $o ) > $i > $i ).

thf(func_def_810,type,
    sK496: $i > $i > ( $i > $i ) > $i ).

thf(func_def_811,type,
    sK497: $i > $i ).

thf(func_def_816,type,
    sK502: $i > $i ).

thf(func_def_818,type,
    sK504: $i > ( $i > $i ) > $i > $i ).

thf(func_def_838,type,
    sK524: $i > $i > $o ).

thf(func_def_850,type,
    sK536: $i > $i ).

thf(func_def_853,type,
    sK539: $i > ( $i > $i ) > $i > $i ).

thf(func_def_865,type,
    sK551: $i > $o ).

thf(func_def_868,type,
    sK554: $i > $i > $o ).

thf(func_def_873,type,
    sK559: $i > $o ).

thf(func_def_882,type,
    sK568: $o > $i > $i > $i ).

thf(func_def_919,type,
    sK605: $i > $i > $o ).

thf(func_def_929,type,
    sK615: $i > $i ).

thf(func_def_957,type,
    sK643: ( $i > $i ) > $i > $i > $i ).

thf(func_def_960,type,
    sK646: $i > $i ).

thf(func_def_962,type,
    sK648: $i > $i > $i ).

thf(func_def_968,type,
    sK654: ( $i > $o ) > $i > $i ).

thf(func_def_970,type,
    sK656: $i > $o ).

thf(func_def_972,type,
    sK658: $i > ( $i > $o ) > $i ).

thf(func_def_973,type,
    sK659: $i > $o ).

thf(func_def_982,type,
    sK668: $i > $o ).

thf(func_def_1002,type,
    sK688: $i > $o ).

thf(func_def_1004,type,
    sK690: ( $i > $o ) > $i > $i ).

thf(func_def_1005,type,
    sK691: ( $i > $o ) > $i > $i ).

thf(func_def_1061,type,
    sK747: $i > $i > $i ).

thf(func_def_1062,type,
    sK748: $i > $i > $i ).

thf(func_def_1068,type,
    sK754: $i > $i > $i > $i ).

thf(func_def_1086,type,
    sK772: $i > $i > $i > $i > $i ).

thf(func_def_1104,type,
    sK790: $i > $i > $i > $i > $i ).

thf(func_def_1105,type,
    sK791: $i > $i > $i > $i > $i ).

thf(func_def_1110,type,
    sK796: $i > ( $i > $o ) > $i > $i ).

thf(func_def_1112,type,
    sK798: $i > $o ).

thf(func_def_1114,type,
    sK800: $i > $i > $i ).

thf(func_def_1115,type,
    sK801: $i > $i > $i ).

thf(func_def_1116,type,
    sK802: $i > $i > $i ).

thf(func_def_1117,type,
    sK803: $i > $i > $i ).

thf(func_def_1118,type,
    sK804: $i > $i > $i > $i ).

thf(func_def_1119,type,
    sK805: $i > $i ).

thf(func_def_1120,type,
    sK806: $i > $i ).

thf(func_def_1121,type,
    sK807: $i > $i ).

thf(func_def_1122,type,
    sK808: $i > $i ).

thf(func_def_1123,type,
    sK809: $i > $i > $i ).

thf(func_def_1124,type,
    sK810: $i > $i > $i > $i ).

thf(func_def_1125,type,
    sK811: $i > $i > $i > $i ).

thf(func_def_1126,type,
    sK812: $i > $i > $i ).

thf(func_def_1127,type,
    sK813: $i > $i > $i ).

thf(func_def_1129,type,
    sK815: $i > $i ).

thf(func_def_1130,type,
    sK816: $i > $i ).

thf(func_def_1131,type,
    sK817: $i > $i ).

thf(func_def_1132,type,
    sK818: $i > $i > $i ).

thf(func_def_1134,type,
    sK820: $i > $i ).

thf(func_def_1140,type,
    sK826: $i > $i > $i ).

thf(func_def_1143,type,
    sK829: $i > $o ).

thf(func_def_1146,type,
    sK832: $i > $i ).

thf(func_def_1157,type,
    ph843: 
      !>[X0: $tType] : X0 ).

thf(f4168,plain,
    $false,
    inference(avatar_sat_refutation,[status(thm)],[f4012,f4017,f4018,f4167]) ).

thf(f4167,plain,
    ( spl842_2
    | spl842_3 ),
    inference(avatar_split_clause,[status(thm)],[f4166,f4014,f4009]) ).

thf(f4009,definition,
    ( spl842_2
  <=> ( $true
      = ( in @ sK686 @ sK683 ) ) ),
    introduced(definition,[new_symbols(naming,[spl842_2])],[avatar_definition]) ).

thf(f4014,definition,
    ( spl842_3
  <=> ( $true
      = ( in @ sK686 @ sK684 ) ) ),
    introduced(definition,[new_symbols(naming,[spl842_3])],[avatar_definition]) ).

thf(f4166,plain,
    ( ( $true
      = ( in @ sK686 @ sK684 ) )
    | ( $true
      = ( in @ sK686 @ sK683 ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4165]) ).

thf(f4165,plain,
    ( ( $true != $true )
    | ( $true
      = ( in @ sK686 @ sK683 ) )
    | ( $true
      = ( in @ sK686 @ sK684 ) ) ),
    inference(forward_demodulation,[status(thm)],[f4142,f3541]) ).

thf(f3541,plain,
    binunionE = $true,
    inference(cnf_transformation,[status(thm)],[f2210]) ).

thf(f2210,plain,
    ( ( funcGraphProp2 = $true )
    & ( lamp = $true )
    & ( cartprodpairmemER = $true )
    & ( notinsingleton = $true )
    & ( iftrueorfalse = $true )
    & ( notequalI1 = $true )
    & ( beta1 = $true )
    & ( setminusLsub = $true )
    & ( quantDeMorgan4 = $true )
    & ( binintersectTERcontra = $true )
    & ( inIntersectImpInIntersectUnions = $true )
    & ( descr__Cong = $true )
    & ( setukpairinjR = $true )
    & ( emptyset__Cong = $true )
    & ( singletoninpowerset = $true )
    & ( dsetconstrI = $true )
    & ( cartprodfstin = $true )
    & ( dpsetconstrEL1 = $true )
    & ( funcext = $true )
    & ( contraSubsetComplement = $true )
    & ( exu__Cong = $true )
    & ( subsetE = $true )
    & ( ap2apEq2 = $true )
    & ( ex1I = $true )
    & ( binintersectSubset5 = $true )
    & ( exuEu = $true )
    & ( setunionAx = $true )
    & ( setminusILneg = $true )
    & ( quantDeMorgan3 = $true )
    & ( iftrue = $true )
    & ( complementT_lem = $true )
    & ( cartprodmempaircEq = $true )
    & ( funcGraphProp1 = $true )
    & ( complementTI1 = $true )
    & ( setminusELneg = $true )
    & ( binintersectLsub = $true )
    & ( singletonsuniq = $true )
    & ( inPowerset = $true )
    & ( ksndpairEq = $true )
    & ( nonemptyI = $true )
    & ( brelnall1 = $true )
    & ( setunionsingleton = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( cartprodpairsurjEq = $true )
    & ( subsetemptysetimpeq = $true )
    & ( upairsubunion = $true )
    & ( iftrueProp1 = $true )
    & ( app = $true )
    & ( binunionT_lem = $true )
    & ( setukpairinjL = $true )
    & ( secondinupair = $true )
    & ( funcGraphProp4 = $true )
    & ( contrasubsetT = $true )
    & ( funcextLem = $true )
    & ( omegaIndAx = $true )
    & ( sepInPowerset = $true )
    & ( setukpairinjL1 = $true )
    & ( ifSingleton = $true )
    & ( apProp = $true )
    & ( iffalse = $true )
    & ( theeq = $true )
    & ( binunionE = $true )
    & ( dpsetconstrEL2 = $true )
    & ( cartprodpairmemEL = $true )
    & ( binunionIR = $true )
    & ( dsetconstr__Cong = $true )
    & ( binintersectRsub = $true )
    & ( omega__Cong = $true )
    & ( singletonsswitch = $true )
    & ( powerset__Cong = $true )
    & ( emptyinunitempty = $true )
    & ( quantDeMorgan2 = $true )
    & ( vacuousDall = $true )
    & ( eta1 = $true )
    & ( ksndsingleton = $true )
    & ( setunionsingleton2 = $true )
    & ( intersectInPowersetIntersectUnions = $true )
    & ( setoftrueEq = $true )
    & ( kfstpairEq = $true )
    & ( singletoninpowunion = $true )
    & ( subbreln = $true )
    & ( powersetT_lem = $true )
    & ( funcImageSingleton = $true )
    & ( setext = $true )
    & ( dpsetconstrERa = $true )
    & ( nonemptyE1 = $true )
    & ( singletonsubset = $true )
    & ( upairinpowunion = $true )
    & ( exuI2 = $true )
    & ( kpairiskpair = $true )
    & ( beta2 = $true )
    & ( setminusERneg = $true )
    & ( ubforcartprodlem3 = $true )
    & ( ubforcartprodlem1 = $true )
    & ( binunionRsub = $true )
    & ( lam2p = $true )
    & ( inIntersectImpInUnion = $true )
    & ( complementTE1 = $true )
    & ( inIntersectImpInUnion2 = $true )
    & ( ubforcartprodlem2 = $true )
    & ( setadjoinE = $true )
    & ( powersetE1 = $true )
    & ( setminusSubset2 = $true )
    & ( complementImpComplementIntersect = $true )
    & ( symdiffI2 = $true )
    & ( upairequniteq = $true )
    & ( ap2p = $true )
    & ( brelnall2 = $true )
    & ( emptyI = $true )
    & ( ex1E2 = $true )
    & ( exuI3 = $true )
    & ( bs114d = $true )
    & ( inComplementUnionImpInComplement1 = $true )
    & ( binintersectT_lem = $true )
    & ( ex1E1 = $true )
    & ( dpsetconstrER = $true )
    & ( setukpairIR = $true )
    & ( binintersectSubset2 = $true )
    & ( exuI1 = $true )
    & ( binintersectSubset1 = $true )
    & ( nonemptyI1 = $true )
    & ( binunionEcases = $true )
    & ( exuE2 = $true )
    & ( powersetAx = $true )
    & ( uniqinunit = $true )
    & ( setadjoinIR = $true )
    & ( setextsub = $true )
    & ( descrp = $true )
    & ( setunionsingleton1 = $true )
    & ( upairset2IR = $true )
    & ( setukpairinjR1 = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( cartprodsndin = $true )
    & ( symdiffI1 = $true )
    & ( replAx = $true )
    & ( subsetTrans = $true )
    & ( notdexE = $true )
    & ( powersetE = $true )
    & ( dpsetconstrSub = $true )
    & ( eta2 = $true )
    & ( symdiffIneg2 = $true )
    & ( singletonprop = $true )
    & ( setunion__Cong = $true )
    & ( iffalseProp1 = $true )
    & ( funcGraphProp3 = $true )
    & ( complementTcontraSubset = $true )
    & ( powersetsubset = $true )
    & ( wellorderingAx = $true )
    & ( subset2powerset = $true )
    & ( dpsetconstrI = $true )
    & ( doubleComplementI1 = $true )
    & ( kpairp = $true )
    & ( setextT = $true )
    & ( doubleComplementSub2 = $true )
    & ( subsetE2 = $true )
    & ( setminusSubset1 = $true )
    & ( setunionE = $true )
    & ( inCongP = $true )
    & ( dsetconstrEL = $true )
    & ( setadjoinIL = $true )
    & ( doubleComplementSub1 = $true )
    & ( ex1I2 = $true )
    & ( disjointsetsI1 = $true )
    & ( kpairsurjEq = $true )
    & ( symdiffIneg1 = $true )
    & ( contrasubsetT3 = $true )
    & ( setminusEL = $true )
    & ( doubleComplementEq = $true )
    & ( iffalseProp2 = $true )
    & ( setminusI = $true )
    & ( nonemptyImpWitness = $true )
    & ( upairsetIR = $true )
    & ( omega0Ax = $true )
    & ( kfstsingleton = $true )
    & ( eqinunit = $true )
    & ( contrasubsetT1 = $true )
    & ( exuE3e = $true )
    & ( infuncsetfunc = $true )
    & ( dsetconstrER = $true )
    & ( exuE1 = $true )
    & ( prop2setE = $true )
    & ( subPowSU = $true )
    & ( cartprodpairin = $true )
    & ( notdallE = $true )
    & ( notinemptyset = $true )
    & ( cartprodmempair1 = $true )
    & ( setunionI = $true )
    & ( setadjoinOr = $true )
    & ( lamProp = $true )
    & ( theprop = $true )
    & ( emptyInPowerset = $true )
    & ( setukpairIL = $true )
    & ( prop2set2propI = $true )
    & ( sepSubset = $true )
    & ( subsetRefl = $true )
    & ( subsetTI = $true )
    & ( cartprodsndpairEq = $true )
    & ( binintersectEL = $true )
    & ( emptyE1 = $true )
    & ( notsubsetI = $true )
    & ( notequalI2 = $true )
    & ( funcext2 = $true )
    & ( subsetI2 = $true )
    & ( setukpairinjR2 = $true )
    & ( complementTnotintersectT = $true )
    & ( setadjoin__Cong = $true )
    & ( doubleComplementE1 = $true )
    & ( cartprodfstpairEq = $true )
    & ( eqbreln = $true )
    & ( powersetI = $true )
    & ( setadjoinSub2 = $true )
    & ( ap2apEq1 = $true )
    & ( setukpairinjR12 = $true )
    & ( binintersectSubset3 = $true )
    & ( omegaSAx = $true )
    & ( binintersectTELcontra = $true )
    & ( upairset2E = $true )
    & ( noeltsimpempty = $true )
    & ( emptysetsubset = $true )
    & ( setbeta = $true )
    & ( contrasubsetT2 = $true )
    & ( powersetI1 = $true )
    & ( setukpairinjR11 = $true )
    & ( setOfPairsIsBReln = $true )
    & ( binunionTIRcontra = $true )
    & ( setminusER = $true )
    & ( $true
      = ( in @ sK686 @ ( binunion @ sK683 @ sK684 ) ) )
    & ( ( $true
       != ( in @ sK686 @ sK684 ) )
      | ( $true = sK685 ) )
    & ( $true
      = ( in @ sK686 @ sK682 ) )
    & ( $true != sK685 )
    & ( ( $true = sK685 )
      | ( $true
       != ( in @ sK686 @ sK683 ) ) )
    & ( $true
      = ( in @ sK684 @ ( powerset @ sK682 ) ) )
    & ( $true
      = ( in @ sK683 @ ( powerset @ sK682 ) ) )
    & ( prop2setI = $true )
    & ( binunionLsub = $true )
    & ( setadjoinSub = $true )
    & ( upairsetE = $true )
    & ( in__Cong = $true )
    & ( emptysetE = $true )
    & ( funcinfuncset = $true )
    & ( inComplementUnionImpNotIn1 = $true )
    & ( ifp = $true )
    & ( powersetTE1 = $true )
    & ( emptyinPowerset = $true )
    & ( lam2lamEq = $true )
    & ( binunionTILcontra = $true )
    & ( upairsetIL = $true )
    & ( eqimpsubset2 = $true )
    & ( iftrueProp2 = $true )
    & ( foundationAx = $true )
    & ( quantDeMorgan1 = $true )
    & ( emptysetimpfalse = $true )
    & ( binintersectER = $true )
    & ( symdiffE = $true )
    & ( cartprodmempair = $true )
    & ( emptysetAx = $true )
    & ( exuE3u = $true )
    & ( setminusIRneg = $true )
    & ( binunionIL = $true )
    & ( setunionE2 = $true )
    & ( setukpairinjL2 = $true )
    & ( powersetTI1 = $true )
    & ( subsetI1 = $true )
    & ( binintersectSubset4 = $true )
    & ( setadjoinAx = $true )
    & ( setextAx = $true )
    & ( setminusT_lem = $true )
    & ( eqimpsubset1 = $true )
    & ( binintersectI = $true ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK682,sK683,sK684,sK685,sK686])],[f1156,f2209,f2208,f2207]) ).

thf(f2207,plain,
    ( ? [X0: $i,X1: $i] :
        ( ? [X2: $i] :
            ( ? [X3: $o,X4: $i] :
                ( ( ( in @ X4 @ ( binunion @ X1 @ X2 ) )
                  = $true )
                & ( ( $true
                   != ( in @ X4 @ X2 ) )
                  | ( $true = X3 ) )
                & ( ( in @ X4 @ X0 )
                  = $true )
                & ( $true != X3 )
                & ( ( $true = X3 )
                  | ( ( in @ X4 @ X1 )
                   != $true ) ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) )
        & ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) ) )
   => ( ? [X2: $i] :
          ( ? [X4: $i,X3: $o] :
              ( ( $true
                = ( in @ X4 @ ( binunion @ sK683 @ X2 ) ) )
              & ( ( $true
                 != ( in @ X4 @ X2 ) )
                | ( $true = X3 ) )
              & ( $true
                = ( in @ X4 @ sK682 ) )
              & ( $true != X3 )
              & ( ( $true = X3 )
                | ( $true
                 != ( in @ X4 @ sK683 ) ) ) )
          & ( $true
            = ( in @ X2 @ ( powerset @ sK682 ) ) ) )
      & ( $true
        = ( in @ sK683 @ ( powerset @ sK682 ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f2208,plain,
    ( ? [X2: $i] :
        ( ? [X4: $i,X3: $o] :
            ( ( $true
              = ( in @ X4 @ ( binunion @ sK683 @ X2 ) ) )
            & ( ( $true
               != ( in @ X4 @ X2 ) )
              | ( $true = X3 ) )
            & ( $true
              = ( in @ X4 @ sK682 ) )
            & ( $true != X3 )
            & ( ( $true = X3 )
              | ( $true
               != ( in @ X4 @ sK683 ) ) ) )
        & ( $true
          = ( in @ X2 @ ( powerset @ sK682 ) ) ) )
   => ( ? [X4: $i,X3: $o] :
          ( ( $true
            = ( in @ X4 @ ( binunion @ sK683 @ sK684 ) ) )
          & ( ( $true
             != ( in @ X4 @ sK684 ) )
            | ( $true = X3 ) )
          & ( $true
            = ( in @ X4 @ sK682 ) )
          & ( $true != X3 )
          & ( ( $true = X3 )
            | ( $true
             != ( in @ X4 @ sK683 ) ) ) )
      & ( $true
        = ( in @ sK684 @ ( powerset @ sK682 ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f2209,plain,
    ( ? [X4: $i,X3: $o] :
        ( ( $true
          = ( in @ X4 @ ( binunion @ sK683 @ sK684 ) ) )
        & ( ( $true
           != ( in @ X4 @ sK684 ) )
          | ( $true = X3 ) )
        & ( $true
          = ( in @ X4 @ sK682 ) )
        & ( $true != X3 )
        & ( ( $true = X3 )
          | ( $true
           != ( in @ X4 @ sK683 ) ) ) )
   => ( ( $true
        = ( in @ sK686 @ ( binunion @ sK683 @ sK684 ) ) )
      & ( ( $true
         != ( in @ sK686 @ sK684 ) )
        | ( $true = sK685 ) )
      & ( $true
        = ( in @ sK686 @ sK682 ) )
      & ( $true != sK685 )
      & ( ( $true = sK685 )
        | ( $true
         != ( in @ sK686 @ sK683 ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1156,plain,
    ( ( funcGraphProp2 = $true )
    & ( lamp = $true )
    & ( cartprodpairmemER = $true )
    & ( notinsingleton = $true )
    & ( iftrueorfalse = $true )
    & ( notequalI1 = $true )
    & ( beta1 = $true )
    & ( setminusLsub = $true )
    & ( quantDeMorgan4 = $true )
    & ( binintersectTERcontra = $true )
    & ( inIntersectImpInIntersectUnions = $true )
    & ( descr__Cong = $true )
    & ( setukpairinjR = $true )
    & ( emptyset__Cong = $true )
    & ( singletoninpowerset = $true )
    & ( dsetconstrI = $true )
    & ( cartprodfstin = $true )
    & ( dpsetconstrEL1 = $true )
    & ( funcext = $true )
    & ( contraSubsetComplement = $true )
    & ( exu__Cong = $true )
    & ( subsetE = $true )
    & ( ap2apEq2 = $true )
    & ( ex1I = $true )
    & ( binintersectSubset5 = $true )
    & ( exuEu = $true )
    & ( setunionAx = $true )
    & ( setminusILneg = $true )
    & ( quantDeMorgan3 = $true )
    & ( iftrue = $true )
    & ( complementT_lem = $true )
    & ( cartprodmempaircEq = $true )
    & ( funcGraphProp1 = $true )
    & ( complementTI1 = $true )
    & ( setminusELneg = $true )
    & ( binintersectLsub = $true )
    & ( singletonsuniq = $true )
    & ( inPowerset = $true )
    & ( ksndpairEq = $true )
    & ( nonemptyI = $true )
    & ( brelnall1 = $true )
    & ( setunionsingleton = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( cartprodpairsurjEq = $true )
    & ( subsetemptysetimpeq = $true )
    & ( upairsubunion = $true )
    & ( iftrueProp1 = $true )
    & ( app = $true )
    & ( binunionT_lem = $true )
    & ( setukpairinjL = $true )
    & ( secondinupair = $true )
    & ( funcGraphProp4 = $true )
    & ( contrasubsetT = $true )
    & ( funcextLem = $true )
    & ( omegaIndAx = $true )
    & ( sepInPowerset = $true )
    & ( setukpairinjL1 = $true )
    & ( ifSingleton = $true )
    & ( apProp = $true )
    & ( iffalse = $true )
    & ( theeq = $true )
    & ( binunionE = $true )
    & ( dpsetconstrEL2 = $true )
    & ( cartprodpairmemEL = $true )
    & ( binunionIR = $true )
    & ( dsetconstr__Cong = $true )
    & ( binintersectRsub = $true )
    & ( omega__Cong = $true )
    & ( singletonsswitch = $true )
    & ( powerset__Cong = $true )
    & ( emptyinunitempty = $true )
    & ( quantDeMorgan2 = $true )
    & ( vacuousDall = $true )
    & ( eta1 = $true )
    & ( ksndsingleton = $true )
    & ( setunionsingleton2 = $true )
    & ( intersectInPowersetIntersectUnions = $true )
    & ( setoftrueEq = $true )
    & ( kfstpairEq = $true )
    & ( singletoninpowunion = $true )
    & ( subbreln = $true )
    & ( powersetT_lem = $true )
    & ( funcImageSingleton = $true )
    & ( setext = $true )
    & ( dpsetconstrERa = $true )
    & ( nonemptyE1 = $true )
    & ( singletonsubset = $true )
    & ( upairinpowunion = $true )
    & ( exuI2 = $true )
    & ( kpairiskpair = $true )
    & ( beta2 = $true )
    & ( setminusERneg = $true )
    & ( ubforcartprodlem3 = $true )
    & ( ubforcartprodlem1 = $true )
    & ( binunionRsub = $true )
    & ( lam2p = $true )
    & ( inIntersectImpInUnion = $true )
    & ( complementTE1 = $true )
    & ( inIntersectImpInUnion2 = $true )
    & ( ubforcartprodlem2 = $true )
    & ( setadjoinE = $true )
    & ( powersetE1 = $true )
    & ( setminusSubset2 = $true )
    & ( complementImpComplementIntersect = $true )
    & ( symdiffI2 = $true )
    & ( upairequniteq = $true )
    & ( ap2p = $true )
    & ( brelnall2 = $true )
    & ( emptyI = $true )
    & ( ex1E2 = $true )
    & ( exuI3 = $true )
    & ( bs114d = $true )
    & ( inComplementUnionImpInComplement1 = $true )
    & ( binintersectT_lem = $true )
    & ( ex1E1 = $true )
    & ( dpsetconstrER = $true )
    & ( setukpairIR = $true )
    & ( binintersectSubset2 = $true )
    & ( exuI1 = $true )
    & ( binintersectSubset1 = $true )
    & ( nonemptyI1 = $true )
    & ( binunionEcases = $true )
    & ( exuE2 = $true )
    & ( powersetAx = $true )
    & ( uniqinunit = $true )
    & ( setadjoinIR = $true )
    & ( setextsub = $true )
    & ( descrp = $true )
    & ( setunionsingleton1 = $true )
    & ( upairset2IR = $true )
    & ( setukpairinjR1 = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( cartprodsndin = $true )
    & ( symdiffI1 = $true )
    & ( replAx = $true )
    & ( subsetTrans = $true )
    & ( notdexE = $true )
    & ( powersetE = $true )
    & ( dpsetconstrSub = $true )
    & ( eta2 = $true )
    & ( symdiffIneg2 = $true )
    & ( singletonprop = $true )
    & ( setunion__Cong = $true )
    & ( iffalseProp1 = $true )
    & ( funcGraphProp3 = $true )
    & ( complementTcontraSubset = $true )
    & ( powersetsubset = $true )
    & ( wellorderingAx = $true )
    & ( subset2powerset = $true )
    & ( dpsetconstrI = $true )
    & ( doubleComplementI1 = $true )
    & ( kpairp = $true )
    & ( setextT = $true )
    & ( doubleComplementSub2 = $true )
    & ( subsetE2 = $true )
    & ( setminusSubset1 = $true )
    & ( setunionE = $true )
    & ( inCongP = $true )
    & ( dsetconstrEL = $true )
    & ( setadjoinIL = $true )
    & ( doubleComplementSub1 = $true )
    & ( ex1I2 = $true )
    & ( disjointsetsI1 = $true )
    & ( kpairsurjEq = $true )
    & ( symdiffIneg1 = $true )
    & ( contrasubsetT3 = $true )
    & ( setminusEL = $true )
    & ( doubleComplementEq = $true )
    & ( iffalseProp2 = $true )
    & ( setminusI = $true )
    & ( nonemptyImpWitness = $true )
    & ( upairsetIR = $true )
    & ( omega0Ax = $true )
    & ( kfstsingleton = $true )
    & ( eqinunit = $true )
    & ( contrasubsetT1 = $true )
    & ( exuE3e = $true )
    & ( infuncsetfunc = $true )
    & ( dsetconstrER = $true )
    & ( exuE1 = $true )
    & ( prop2setE = $true )
    & ( subPowSU = $true )
    & ( cartprodpairin = $true )
    & ( notdallE = $true )
    & ( notinemptyset = $true )
    & ( cartprodmempair1 = $true )
    & ( setunionI = $true )
    & ( setadjoinOr = $true )
    & ( lamProp = $true )
    & ( theprop = $true )
    & ( emptyInPowerset = $true )
    & ( setukpairIL = $true )
    & ( prop2set2propI = $true )
    & ( sepSubset = $true )
    & ( subsetRefl = $true )
    & ( subsetTI = $true )
    & ( cartprodsndpairEq = $true )
    & ( binintersectEL = $true )
    & ( emptyE1 = $true )
    & ( notsubsetI = $true )
    & ( notequalI2 = $true )
    & ( funcext2 = $true )
    & ( subsetI2 = $true )
    & ( setukpairinjR2 = $true )
    & ( complementTnotintersectT = $true )
    & ( setadjoin__Cong = $true )
    & ( doubleComplementE1 = $true )
    & ( cartprodfstpairEq = $true )
    & ( eqbreln = $true )
    & ( powersetI = $true )
    & ( setadjoinSub2 = $true )
    & ( ap2apEq1 = $true )
    & ( setukpairinjR12 = $true )
    & ( binintersectSubset3 = $true )
    & ( omegaSAx = $true )
    & ( binintersectTELcontra = $true )
    & ( upairset2E = $true )
    & ( noeltsimpempty = $true )
    & ( emptysetsubset = $true )
    & ( setbeta = $true )
    & ( contrasubsetT2 = $true )
    & ( powersetI1 = $true )
    & ( setukpairinjR11 = $true )
    & ( setOfPairsIsBReln = $true )
    & ( binunionTIRcontra = $true )
    & ( setminusER = $true )
    & ? [X0: $i,X1: $i] :
        ( ? [X2: $i] :
            ( ? [X3: $o,X4: $i] :
                ( ( ( in @ X4 @ ( binunion @ X1 @ X2 ) )
                  = $true )
                & ( ( $true
                   != ( in @ X4 @ X2 ) )
                  | ( $true = X3 ) )
                & ( ( in @ X4 @ X0 )
                  = $true )
                & ( $true != X3 )
                & ( ( $true = X3 )
                  | ( ( in @ X4 @ X1 )
                   != $true ) ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) )
        & ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) ) )
    & ( prop2setI = $true )
    & ( binunionLsub = $true )
    & ( setadjoinSub = $true )
    & ( upairsetE = $true )
    & ( in__Cong = $true )
    & ( emptysetE = $true )
    & ( funcinfuncset = $true )
    & ( inComplementUnionImpNotIn1 = $true )
    & ( ifp = $true )
    & ( powersetTE1 = $true )
    & ( emptyinPowerset = $true )
    & ( lam2lamEq = $true )
    & ( binunionTILcontra = $true )
    & ( upairsetIL = $true )
    & ( eqimpsubset2 = $true )
    & ( iftrueProp2 = $true )
    & ( foundationAx = $true )
    & ( quantDeMorgan1 = $true )
    & ( emptysetimpfalse = $true )
    & ( binintersectER = $true )
    & ( symdiffE = $true )
    & ( cartprodmempair = $true )
    & ( emptysetAx = $true )
    & ( exuE3u = $true )
    & ( setminusIRneg = $true )
    & ( binunionIL = $true )
    & ( setunionE2 = $true )
    & ( setukpairinjL2 = $true )
    & ( powersetTI1 = $true )
    & ( subsetI1 = $true )
    & ( binintersectSubset4 = $true )
    & ( setadjoinAx = $true )
    & ( setextAx = $true )
    & ( setminusT_lem = $true )
    & ( eqimpsubset1 = $true )
    & ( binintersectI = $true ) ),
    inference(flattening,[status(thm)],[f1155]) ).

thf(f1155,plain,
    ( ? [X0: $i,X1: $i] :
        ( ? [X2: $i] :
            ( ? [X3: $o,X4: $i] :
                ( ( $true != X3 )
                & ( ( $true
                   != ( in @ X4 @ X2 ) )
                  | ( $true = X3 ) )
                & ( ( $true = X3 )
                  | ( ( in @ X4 @ X1 )
                   != $true ) )
                & ( ( in @ X4 @ ( binunion @ X1 @ X2 ) )
                  = $true )
                & ( ( in @ X4 @ X0 )
                  = $true ) )
            & ( $true
              = ( in @ X2 @ ( powerset @ X0 ) ) ) )
        & ( $true
          = ( in @ X1 @ ( powerset @ X0 ) ) ) )
    & ( inComplementUnionImpInComplement1 = $true )
    & ( inComplementUnionImpNotIn1 = $true )
    & ( intersectInPowersetIntersectUnions = $true )
    & ( inIntersectImpInIntersectUnions = $true )
    & ( inIntersectImpInUnion2 = $true )
    & ( inIntersectImpInUnion = $true )
    & ( binunionTIRcontra = $true )
    & ( binunionTILcontra = $true )
    & ( complementTcontraSubset = $true )
    & ( contraSubsetComplement = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( complementImpComplementIntersect = $true )
    & ( complementTnotintersectT = $true )
    & ( doubleComplementEq = $true )
    & ( doubleComplementSub2 = $true )
    & ( doubleComplementSub1 = $true )
    & ( doubleComplementE1 = $true )
    & ( doubleComplementI1 = $true )
    & ( contrasubsetT3 = $true )
    & ( contrasubsetT2 = $true )
    & ( contrasubsetT1 = $true )
    & ( contrasubsetT = $true )
    & ( binintersectTERcontra = $true )
    & ( binintersectTELcontra = $true )
    & ( complementTE1 = $true )
    & ( complementTI1 = $true )
    & ( powersetTE1 = $true )
    & ( powersetTI1 = $true )
    & ( subsetTI = $true )
    & ( setextT = $true )
    & ( complementT_lem = $true )
    & ( setminusT_lem = $true )
    & ( powersetT_lem = $true )
    & ( binunionT_lem = $true )
    & ( binintersectT_lem = $true )
    & ( iftrueorfalse = $true )
    & ( iffalse = $true )
    & ( iftrue = $true )
    & ( theeq = $true )
    & ( ifp = $true )
    & ( ifSingleton = $true )
    & ( iftrueProp2 = $true )
    & ( iftrueProp1 = $true )
    & ( iffalseProp2 = $true )
    & ( iffalseProp1 = $true )
    & ( eta2 = $true )
    & ( beta2 = $true )
    & ( lam2lamEq = $true )
    & ( eta1 = $true )
    & ( beta1 = $true )
    & ( ap2apEq2 = $true )
    & ( ap2apEq1 = $true )
    & ( funcext2 = $true )
    & ( funcext = $true )
    & ( eqbreln = $true )
    & ( subbreln = $true )
    & ( funcGraphProp4 = $true )
    & ( funcextLem = $true )
    & ( funcGraphProp2 = $true )
    & ( funcGraphProp3 = $true )
    & ( funcGraphProp1 = $true )
    & ( ex1E2 = $true )
    & ( brelnall2 = $true )
    & ( brelnall1 = $true )
    & ( lam2p = $true )
    & ( lamp = $true )
    & ( lamProp = $true )
    & ( funcinfuncset = $true )
    & ( ap2p = $true )
    & ( infuncsetfunc = $true )
    & ( app = $true )
    & ( apProp = $true )
    & ( funcImageSingleton = $true )
    & ( dpsetconstrER = $true )
    & ( dpsetconstrEL2 = $true )
    & ( dpsetconstrEL1 = $true )
    & ( dpsetconstrERa = $true )
    & ( setOfPairsIsBReln = $true )
    & ( dpsetconstrSub = $true )
    & ( dpsetconstrI = $true )
    & ( cartprodpairsurjEq = $true )
    & ( cartprodsndpairEq = $true )
    & ( cartprodfstpairEq = $true )
    & ( cartprodmempaircEq = $true )
    & ( cartprodpairmemER = $true )
    & ( cartprodpairmemEL = $true )
    & ( cartprodsndin = $true )
    & ( kpairsurjEq = $true )
    & ( ksndpairEq = $true )
    & ( ksndsingleton = $true )
    & ( setukpairinjR = $true )
    & ( setukpairinjR2 = $true )
    & ( upairequniteq = $true )
    & ( setukpairinjR1 = $true )
    & ( setukpairinjR12 = $true )
    & ( setukpairinjR11 = $true )
    & ( setukpairinjL = $true )
    & ( setukpairinjL2 = $true )
    & ( cartprodfstin = $true )
    & ( kfstpairEq = $true )
    & ( theprop = $true )
    & ( kfstsingleton = $true )
    & ( setukpairinjL1 = $true )
    & ( singletonsuniq = $true )
    & ( ex1I2 = $true )
    & ( ex1I = $true )
    & ( ex1E1 = $true )
    & ( singletonprop = $true )
    & ( setunionsingleton = $true )
    & ( setunionsingleton2 = $true )
    & ( setunionsingleton1 = $true )
    & ( setunionE2 = $true )
    & ( cartprodmempair = $true )
    & ( cartprodmempair1 = $true )
    & ( cartprodpairin = $true )
    & ( ubforcartprodlem3 = $true )
    & ( ubforcartprodlem2 = $true )
    & ( ubforcartprodlem1 = $true )
    & ( upairinpowunion = $true )
    & ( upairsubunion = $true )
    & ( upairset2E = $true )
    & ( singletoninpowunion = $true )
    & ( singletoninpowerset = $true )
    & ( singletonsubset = $true )
    & ( kpairp = $true )
    & ( kpairiskpair = $true )
    & ( setukpairIR = $true )
    & ( setukpairIL = $true )
    & ( secondinupair = $true )
    & ( symdiffIneg2 = $true )
    & ( symdiffIneg1 = $true )
    & ( symdiffI2 = $true )
    & ( symdiffI1 = $true )
    & ( symdiffE = $true )
    & ( setminusSubset1 = $true )
    & ( setminusLsub = $true )
    & ( setminusIRneg = $true )
    & ( setminusILneg = $true )
    & ( setminusELneg = $true )
    & ( setminusERneg = $true )
    & ( setminusSubset2 = $true )
    & ( setminusER = $true )
    & ( setminusEL = $true )
    & ( setminusI = $true )
    & ( bs114d = $true )
    & ( binintersectSubset1 = $true )
    & ( binintersectSubset4 = $true )
    & ( binintersectRsub = $true )
    & ( disjointsetsI1 = $true )
    & ( binintersectER = $true )
    & ( binintersectSubset3 = $true )
    & ( binintersectSubset2 = $true )
    & ( binintersectLsub = $true )
    & ( binintersectEL = $true )
    & ( binintersectSubset5 = $true )
    & ( binintersectI = $true )
    & ( binunionRsub = $true )
    & ( binunionLsub = $true )
    & ( binunionE = $true )
    & ( binunionEcases = $true )
    & ( binunionIR = $true )
    & ( upairset2IR = $true )
    & ( binunionIL = $true )
    & ( sepSubset = $true )
    & ( sepInPowerset = $true )
    & ( powersetsubset = $true )
    & ( inPowerset = $true )
    & ( powersetE1 = $true )
    & ( powersetI1 = $true )
    & ( subsetemptysetimpeq = $true )
    & ( setextsub = $true )
    & ( subset2powerset = $true )
    & ( setadjoinSub2 = $true )
    & ( setadjoinSub = $true )
    & ( subsetTrans = $true )
    & ( subsetRefl = $true )
    & ( notequalI2 = $true )
    & ( notequalI1 = $true )
    & ( notsubsetI = $true )
    & ( subsetE2 = $true )
    & ( subsetE = $true )
    & ( emptysetsubset = $true )
    & ( subsetI2 = $true )
    & ( eqimpsubset1 = $true )
    & ( eqimpsubset2 = $true )
    & ( subsetI1 = $true )
    & ( dsetconstr__Cong = $true )
    & ( descr__Cong = $true )
    & ( exuEu = $true )
    & ( omega__Cong = $true )
    & ( setunion__Cong = $true )
    & ( powerset__Cong = $true )
    & ( setadjoin__Cong = $true )
    & ( emptyset__Cong = $true )
    & ( exu__Cong = $true )
    & ( exuE3u = $true )
    & ( in__Cong = $true )
    & ( inCongP = $true )
    & ( exuI2 = $true )
    & ( exuI3 = $true )
    & ( exuI1 = $true )
    & ( notdallE = $true )
    & ( notdexE = $true )
    & ( prop2set2propI = $true )
    & ( prop2setI = $true )
    & ( quantDeMorgan4 = $true )
    & ( quantDeMorgan3 = $true )
    & ( quantDeMorgan2 = $true )
    & ( quantDeMorgan1 = $true )
    & ( vacuousDall = $true )
    & ( emptyE1 = $true )
    & ( upairsetIR = $true )
    & ( upairsetIL = $true )
    & ( upairsetE = $true )
    & ( singletonsswitch = $true )
    & ( eqinunit = $true )
    & ( notinsingleton = $true )
    & ( uniqinunit = $true )
    & ( nonemptyImpWitness = $true )
    & ( exuE2 = $true )
    & ( subPowSU = $true )
    & ( setunionE = $true )
    & ( setunionI = $true )
    & ( powersetE = $true )
    & ( emptyInPowerset = $true )
    & ( emptyinPowerset = $true )
    & ( powersetI = $true )
    & ( setoftrueEq = $true )
    & ( setadjoinOr = $true )
    & ( setadjoinE = $true )
    & ( setadjoinIR = $true )
    & ( emptyinunitempty = $true )
    & ( setadjoinIL = $true )
    & ( nonemptyI1 = $true )
    & ( nonemptyI = $true )
    & ( nonemptyE1 = $true )
    & ( setbeta = $true )
    & ( noeltsimpempty = $true )
    & ( emptyI = $true )
    & ( setext = $true )
    & ( exuE3e = $true )
    & ( notinemptyset = $true )
    & ( emptysetimpfalse = $true )
    & ( emptysetE = $true )
    & ( prop2setE = $true )
    & ( exuE1 = $true )
    & ( dsetconstrER = $true )
    & ( dsetconstrEL = $true )
    & ( dsetconstrI = $true )
    & ( descrp = $true )
    & ( wellorderingAx = $true )
    & ( foundationAx = $true )
    & ( replAx = $true )
    & ( omegaIndAx = $true )
    & ( omegaSAx = $true )
    & ( omega0Ax = $true )
    & ( setunionAx = $true )
    & ( powersetAx = $true )
    & ( setadjoinAx = $true )
    & ( emptysetAx = $true )
    & ( setextAx = $true ) ),
    inference(ennf_transformation,[status(thm)],[f443]) ).

thf(f443,plain,
    ~ ( ( setextAx = $true )
     => ( ( emptysetAx = $true )
       => ( ( setadjoinAx = $true )
         => ( ( powersetAx = $true )
           => ( ( setunionAx = $true )
             => ( ( omega0Ax = $true )
               => ( ( omegaSAx = $true )
                 => ( ( omegaIndAx = $true )
                   => ( ( replAx = $true )
                     => ( ( foundationAx = $true )
                       => ( ( wellorderingAx = $true )
                         => ( ( descrp = $true )
                           => ( ( dsetconstrI = $true )
                             => ( ( dsetconstrEL = $true )
                               => ( ( dsetconstrER = $true )
                                 => ( ( exuE1 = $true )
                                   => ( ( prop2setE = $true )
                                     => ( ( emptysetE = $true )
                                       => ( ( emptysetimpfalse = $true )
                                         => ( ( notinemptyset = $true )
                                           => ( ( exuE3e = $true )
                                             => ( ( setext = $true )
                                               => ( ( emptyI = $true )
                                                 => ( ( noeltsimpempty = $true )
                                                   => ( ( setbeta = $true )
                                                     => ( ( nonemptyE1 = $true )
                                                       => ( ( nonemptyI = $true )
                                                         => ( ( nonemptyI1 = $true )
                                                           => ( ( setadjoinIL = $true )
                                                             => ( ( emptyinunitempty = $true )
                                                               => ( ( setadjoinIR = $true )
                                                                 => ( ( setadjoinE = $true )
                                                                   => ( ( setadjoinOr = $true )
                                                                     => ( ( setoftrueEq = $true )
                                                                       => ( ( powersetI = $true )
                                                                         => ( ( emptyinPowerset = $true )
                                                                           => ( ( emptyInPowerset = $true )
                                                                             => ( ( powersetE = $true )
                                                                               => ( ( setunionI = $true )
                                                                                 => ( ( setunionE = $true )
                                                                                   => ( ( subPowSU = $true )
                                                                                     => ( ( exuE2 = $true )
                                                                                       => ( ( nonemptyImpWitness = $true )
                                                                                         => ( ( uniqinunit = $true )
                                                                                           => ( ( notinsingleton = $true )
                                                                                             => ( ( eqinunit = $true )
                                                                                               => ( ( singletonsswitch = $true )
                                                                                                 => ( ( upairsetE = $true )
                                                                                                   => ( ( upairsetIL = $true )
                                                                                                     => ( ( upairsetIR = $true )
                                                                                                       => ( ( emptyE1 = $true )
                                                                                                         => ( ( vacuousDall = $true )
                                                                                                           => ( ( quantDeMorgan1 = $true )
                                                                                                             => ( ( quantDeMorgan2 = $true )
                                                                                                               => ( ( quantDeMorgan3 = $true )
                                                                                                                 => ( ( quantDeMorgan4 = $true )
                                                                                                                   => ( ( prop2setI = $true )
                                                                                                                     => ( ( prop2set2propI = $true )
                                                                                                                       => ( ( notdexE = $true )
                                                                                                                         => ( ( notdallE = $true )
                                                                                                                           => ( ( exuI1 = $true )
                                                                                                                             => ( ( exuI3 = $true )
                                                                                                                               => ( ( exuI2 = $true )
                                                                                                                                 => ( ( inCongP = $true )
                                                                                                                                   => ( ( in__Cong = $true )
                                                                                                                                     => ( ( exuE3u = $true )
                                                                                                                                       => ( ( exu__Cong = $true )
                                                                                                                                         => ( ( emptyset__Cong = $true )
                                                                                                                                           => ( ( setadjoin__Cong = $true )
                                                                                                                                             => ( ( powerset__Cong = $true )
                                                                                                                                               => ( ( setunion__Cong = $true )
                                                                                                                                                 => ( ( omega__Cong = $true )
                                                                                                                                                   => ( ( exuEu = $true )
                                                                                                                                                     => ( ( descr__Cong = $true )
                                                                                                                                                       => ( ( dsetconstr__Cong = $true )
                                                                                                                                                         => ( ( subsetI1 = $true )
                                                                                                                                                           => ( ( eqimpsubset2 = $true )
                                                                                                                                                             => ( ( eqimpsubset1 = $true )
                                                                                                                                                               => ( ( subsetI2 = $true )
                                                                                                                                                                 => ( ( emptysetsubset = $true )
                                                                                                                                                                   => ( ( subsetE = $true )
                                                                                                                                                                     => ( ( subsetE2 = $true )
                                                                                                                                                                       => ( ( notsubsetI = $true )
                                                                                                                                                                         => ( ( notequalI1 = $true )
                                                                                                                                                                           => ( ( notequalI2 = $true )
                                                                                                                                                                             => ( ( subsetRefl = $true )
                                                                                                                                                                               => ( ( subsetTrans = $true )
                                                                                                                                                                                 => ( ( setadjoinSub = $true )
                                                                                                                                                                                   => ( ( setadjoinSub2 = $true )
                                                                                                                                                                                     => ( ( subset2powerset = $true )
                                                                                                                                                                                       => ( ( setextsub = $true )
                                                                                                                                                                                         => ( ( subsetemptysetimpeq = $true )
                                                                                                                                                                                           => ( ( powersetI1 = $true )
                                                                                                                                                                                             => ( ( powersetE1 = $true )
                                                                                                                                                                                               => ( ( inPowerset = $true )
                                                                                                                                                                                                 => ( ( powersetsubset = $true )
                                                                                                                                                                                                   => ( ( sepInPowerset = $true )
                                                                                                                                                                                                     => ( ( sepSubset = $true )
                                                                                                                                                                                                       => ( ( binunionIL = $true )
                                                                                                                                                                                                         => ( ( upairset2IR = $true )
                                                                                                                                                                                                           => ( ( binunionIR = $true )
                                                                                                                                                                                                             => ( ( binunionEcases = $true )
                                                                                                                                                                                                               => ( ( binunionE = $true )
                                                                                                                                                                                                                 => ( ( binunionLsub = $true )
                                                                                                                                                                                                                   => ( ( binunionRsub = $true )
                                                                                                                                                                                                                     => ( ( binintersectI = $true )
                                                                                                                                                                                                                       => ( ( binintersectSubset5 = $true )
                                                                                                                                                                                                                         => ( ( binintersectEL = $true )
                                                                                                                                                                                                                           => ( ( binintersectLsub = $true )
                                                                                                                                                                                                                             => ( ( binintersectSubset2 = $true )
                                                                                                                                                                                                                               => ( ( binintersectSubset3 = $true )
                                                                                                                                                                                                                                 => ( ( binintersectER = $true )
                                                                                                                                                                                                                                   => ( ( disjointsetsI1 = $true )
                                                                                                                                                                                                                                     => ( ( binintersectRsub = $true )
                                                                                                                                                                                                                                       => ( ( binintersectSubset4 = $true )
                                                                                                                                                                                                                                         => ( ( binintersectSubset1 = $true )
                                                                                                                                                                                                                                           => ( ( bs114d = $true )
                                                                                                                                                                                                                                             => ( ( setminusI = $true )
                                                                                                                                                                                                                                               => ( ( setminusEL = $true )
                                                                                                                                                                                                                                                 => ( ( setminusER = $true )
                                                                                                                                                                                                                                                   => ( ( setminusSubset2 = $true )
                                                                                                                                                                                                                                                     => ( ( setminusERneg = $true )
                                                                                                                                                                                                                                                       => ( ( setminusELneg = $true )
                                                                                                                                                                                                                                                         => ( ( setminusILneg = $true )
                                                                                                                                                                                                                                                           => ( ( setminusIRneg = $true )
                                                                                                                                                                                                                                                             => ( ( setminusLsub = $true )
                                                                                                                                                                                                                                                               => ( ( setminusSubset1 = $true )
                                                                                                                                                                                                                                                                 => ( ( symdiffE = $true )
                                                                                                                                                                                                                                                                   => ( ( symdiffI1 = $true )
                                                                                                                                                                                                                                                                     => ( ( symdiffI2 = $true )
                                                                                                                                                                                                                                                                       => ( ( symdiffIneg1 = $true )
                                                                                                                                                                                                                                                                         => ( ( symdiffIneg2 = $true )
                                                                                                                                                                                                                                                                           => ( ( secondinupair = $true )
                                                                                                                                                                                                                                                                             => ( ( setukpairIL = $true )
                                                                                                                                                                                                                                                                               => ( ( setukpairIR = $true )
                                                                                                                                                                                                                                                                                 => ( ( kpairiskpair = $true )
                                                                                                                                                                                                                                                                                   => ( ( kpairp = $true )
                                                                                                                                                                                                                                                                                     => ( ( singletonsubset = $true )
                                                                                                                                                                                                                                                                                       => ( ( singletoninpowerset = $true )
                                                                                                                                                                                                                                                                                         => ( ( singletoninpowunion = $true )
                                                                                                                                                                                                                                                                                           => ( ( upairset2E = $true )
                                                                                                                                                                                                                                                                                             => ( ( upairsubunion = $true )
                                                                                                                                                                                                                                                                                               => ( ( upairinpowunion = $true )
                                                                                                                                                                                                                                                                                                 => ( ( ubforcartprodlem1 = $true )
                                                                                                                                                                                                                                                                                                   => ( ( ubforcartprodlem2 = $true )
                                                                                                                                                                                                                                                                                                     => ( ( ubforcartprodlem3 = $true )
                                                                                                                                                                                                                                                                                                       => ( ( cartprodpairin = $true )
                                                                                                                                                                                                                                                                                                         => ( ( cartprodmempair1 = $true )
                                                                                                                                                                                                                                                                                                           => ( ( cartprodmempair = $true )
                                                                                                                                                                                                                                                                                                             => ( ( setunionE2 = $true )
                                                                                                                                                                                                                                                                                                               => ( ( setunionsingleton1 = $true )
                                                                                                                                                                                                                                                                                                                 => ( ( setunionsingleton2 = $true )
                                                                                                                                                                                                                                                                                                                   => ( ( setunionsingleton = $true )
                                                                                                                                                                                                                                                                                                                     => ( ( singletonprop = $true )
                                                                                                                                                                                                                                                                                                                       => ( ( ex1E1 = $true )
                                                                                                                                                                                                                                                                                                                         => ( ( ex1I = $true )
                                                                                                                                                                                                                                                                                                                           => ( ( ex1I2 = $true )
                                                                                                                                                                                                                                                                                                                             => ( ( singletonsuniq = $true )
                                                                                                                                                                                                                                                                                                                               => ( ( setukpairinjL1 = $true )
                                                                                                                                                                                                                                                                                                                                 => ( ( kfstsingleton = $true )
                                                                                                                                                                                                                                                                                                                                   => ( ( theprop = $true )
                                                                                                                                                                                                                                                                                                                                     => ( ( kfstpairEq = $true )
                                                                                                                                                                                                                                                                                                                                       => ( ( cartprodfstin = $true )
                                                                                                                                                                                                                                                                                                                                         => ( ( setukpairinjL2 = $true )
                                                                                                                                                                                                                                                                                                                                           => ( ( setukpairinjL = $true )
                                                                                                                                                                                                                                                                                                                                             => ( ( setukpairinjR11 = $true )
                                                                                                                                                                                                                                                                                                                                               => ( ( setukpairinjR12 = $true )
                                                                                                                                                                                                                                                                                                                                                 => ( ( setukpairinjR1 = $true )
                                                                                                                                                                                                                                                                                                                                                   => ( ( upairequniteq = $true )
                                                                                                                                                                                                                                                                                                                                                     => ( ( setukpairinjR2 = $true )
                                                                                                                                                                                                                                                                                                                                                       => ( ( setukpairinjR = $true )
                                                                                                                                                                                                                                                                                                                                                         => ( ( ksndsingleton = $true )
                                                                                                                                                                                                                                                                                                                                                           => ( ( ksndpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                             => ( ( kpairsurjEq = $true )
                                                                                                                                                                                                                                                                                                                                                               => ( ( cartprodsndin = $true )
                                                                                                                                                                                                                                                                                                                                                                 => ( ( cartprodpairmemEL = $true )
                                                                                                                                                                                                                                                                                                                                                                   => ( ( cartprodpairmemER = $true )
                                                                                                                                                                                                                                                                                                                                                                     => ( ( cartprodmempaircEq = $true )
                                                                                                                                                                                                                                                                                                                                                                       => ( ( cartprodfstpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                                         => ( ( cartprodsndpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                                           => ( ( cartprodpairsurjEq = $true )
                                                                                                                                                                                                                                                                                                                                                                             => ( ( dpsetconstrI = $true )
                                                                                                                                                                                                                                                                                                                                                                               => ( ( dpsetconstrSub = $true )
                                                                                                                                                                                                                                                                                                                                                                                 => ( ( setOfPairsIsBReln = $true )
                                                                                                                                                                                                                                                                                                                                                                                   => ( ( dpsetconstrERa = $true )
                                                                                                                                                                                                                                                                                                                                                                                     => ( ( dpsetconstrEL1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                       => ( ( dpsetconstrEL2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                         => ( ( dpsetconstrER = $true )
                                                                                                                                                                                                                                                                                                                                                                                           => ( ( funcImageSingleton = $true )
                                                                                                                                                                                                                                                                                                                                                                                             => ( ( apProp = $true )
                                                                                                                                                                                                                                                                                                                                                                                               => ( ( app = $true )
                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( infuncsetfunc = $true )
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( ap2p = $true )
                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( funcinfuncset = $true )
                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( lamProp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( lamp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( lam2p = $true )
                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( brelnall1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( brelnall2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( ex1E2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( funcGraphProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( funcGraphProp3 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( funcGraphProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( funcextLem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( funcGraphProp4 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( subbreln = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( eqbreln = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( funcext = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( funcext2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( ap2apEq1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( ap2apEq2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( beta1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( eta1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( lam2lamEq = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( beta2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( eta2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( iffalseProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( iffalseProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( iftrueProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( iftrueProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( ifSingleton = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ifp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( theeq = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( iftrue = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( iffalse = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( iftrueorfalse = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( binintersectT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( binunionT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( powersetT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( setminusT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( complementT_lem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( setextT = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( subsetTI = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( powersetTI1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( powersetTE1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( complementTI1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( complementTE1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( binintersectTELcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( binintersectTERcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( contrasubsetT = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( contrasubsetT1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( contrasubsetT2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( contrasubsetT3 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( doubleComplementI1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( doubleComplementE1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( doubleComplementSub1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( doubleComplementSub2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( doubleComplementEq = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( complementTnotintersectT = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( complementImpComplementIntersect = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( complementSubsetComplementIntersect = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( complementInPowersetComplementIntersect = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( contraSubsetComplement = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( complementTcontraSubset = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( binunionTILcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( binunionTIRcontra = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( inIntersectImpInUnion = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( inIntersectImpInUnion2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( inIntersectImpInIntersectUnions = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( intersectInPowersetIntersectUnions = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( inComplementUnionImpNotIn1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( inComplementUnionImpInComplement1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      = ( in @ X1 @ ( powerset @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          = ( in @ X2 @ ( powerset @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X3: $o,X4: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( ( in @ X4 @ X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( ( in @ X4 @ ( binunion @ X1 @ X2 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ( ( in @ X4 @ X1 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( $true = X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      = ( in @ X4 @ X2 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( $true = X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( $true = X3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[status(thm)],[f442]) ).

thf(f442,plain,
    ~ ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( emptyset__Cong
                                                                                                                                           => ( setadjoin__Cong
                                                                                                                                             => ( powerset__Cong
                                                                                                                                               => ( setunion__Cong
                                                                                                                                                 => ( omega__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ( ex1I2
                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                   => ( theprop
                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                               => ( app
                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( inComplementUnionImpInComplement1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X1 @ ( powerset @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ X2 @ ( powerset @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X3: $o,X4: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ X4 @ X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( in @ X4 @ ( binunion @ X1 @ X2 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ( in @ X4 @ X1 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( ( in @ X4 @ X2 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => X3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f268]) ).

thf(f268,negated_conjecture,
    ~ ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( emptyset__Cong
                                                                                                                                           => ( setadjoin__Cong
                                                                                                                                             => ( powerset__Cong
                                                                                                                                               => ( setunion__Cong
                                                                                                                                                 => ( omega__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ( ex1I2
                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                   => ( theprop
                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                               => ( app
                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( inComplementUnionImpInComplement1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X3: $i,X11: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X11 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X16: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ X16 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X0: $o,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( in @ X1 @ ( binunion @ X11 @ X16 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ( in @ X1 @ X11 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( ( in @ X1 @ X16 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => X0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f267]) ).

thf(f267,conjecture,
    ( setextAx
   => ( emptysetAx
     => ( setadjoinAx
       => ( powersetAx
         => ( setunionAx
           => ( omega0Ax
             => ( omegaSAx
               => ( omegaIndAx
                 => ( replAx
                   => ( foundationAx
                     => ( wellorderingAx
                       => ( descrp
                         => ( dsetconstrI
                           => ( dsetconstrEL
                             => ( dsetconstrER
                               => ( exuE1
                                 => ( prop2setE
                                   => ( emptysetE
                                     => ( emptysetimpfalse
                                       => ( notinemptyset
                                         => ( exuE3e
                                           => ( setext
                                             => ( emptyI
                                               => ( noeltsimpempty
                                                 => ( setbeta
                                                   => ( nonemptyE1
                                                     => ( nonemptyI
                                                       => ( nonemptyI1
                                                         => ( setadjoinIL
                                                           => ( emptyinunitempty
                                                             => ( setadjoinIR
                                                               => ( setadjoinE
                                                                 => ( setadjoinOr
                                                                   => ( setoftrueEq
                                                                     => ( powersetI
                                                                       => ( emptyinPowerset
                                                                         => ( emptyInPowerset
                                                                           => ( powersetE
                                                                             => ( setunionI
                                                                               => ( setunionE
                                                                                 => ( subPowSU
                                                                                   => ( exuE2
                                                                                     => ( nonemptyImpWitness
                                                                                       => ( uniqinunit
                                                                                         => ( notinsingleton
                                                                                           => ( eqinunit
                                                                                             => ( singletonsswitch
                                                                                               => ( upairsetE
                                                                                                 => ( upairsetIL
                                                                                                   => ( upairsetIR
                                                                                                     => ( emptyE1
                                                                                                       => ( vacuousDall
                                                                                                         => ( quantDeMorgan1
                                                                                                           => ( quantDeMorgan2
                                                                                                             => ( quantDeMorgan3
                                                                                                               => ( quantDeMorgan4
                                                                                                                 => ( prop2setI
                                                                                                                   => ( prop2set2propI
                                                                                                                     => ( notdexE
                                                                                                                       => ( notdallE
                                                                                                                         => ( exuI1
                                                                                                                           => ( exuI3
                                                                                                                             => ( exuI2
                                                                                                                               => ( inCongP
                                                                                                                                 => ( in__Cong
                                                                                                                                   => ( exuE3u
                                                                                                                                     => ( exu__Cong
                                                                                                                                       => ( emptyset__Cong
                                                                                                                                         => ( setadjoin__Cong
                                                                                                                                           => ( powerset__Cong
                                                                                                                                             => ( setunion__Cong
                                                                                                                                               => ( omega__Cong
                                                                                                                                                 => ( exuEu
                                                                                                                                                   => ( descr__Cong
                                                                                                                                                     => ( dsetconstr__Cong
                                                                                                                                                       => ( subsetI1
                                                                                                                                                         => ( eqimpsubset2
                                                                                                                                                           => ( eqimpsubset1
                                                                                                                                                             => ( subsetI2
                                                                                                                                                               => ( emptysetsubset
                                                                                                                                                                 => ( subsetE
                                                                                                                                                                   => ( subsetE2
                                                                                                                                                                     => ( notsubsetI
                                                                                                                                                                       => ( notequalI1
                                                                                                                                                                         => ( notequalI2
                                                                                                                                                                           => ( subsetRefl
                                                                                                                                                                             => ( subsetTrans
                                                                                                                                                                               => ( setadjoinSub
                                                                                                                                                                                 => ( setadjoinSub2
                                                                                                                                                                                   => ( subset2powerset
                                                                                                                                                                                     => ( setextsub
                                                                                                                                                                                       => ( subsetemptysetimpeq
                                                                                                                                                                                         => ( powersetI1
                                                                                                                                                                                           => ( powersetE1
                                                                                                                                                                                             => ( inPowerset
                                                                                                                                                                                               => ( powersetsubset
                                                                                                                                                                                                 => ( sepInPowerset
                                                                                                                                                                                                   => ( sepSubset
                                                                                                                                                                                                     => ( binunionIL
                                                                                                                                                                                                       => ( upairset2IR
                                                                                                                                                                                                         => ( binunionIR
                                                                                                                                                                                                           => ( binunionEcases
                                                                                                                                                                                                             => ( binunionE
                                                                                                                                                                                                               => ( binunionLsub
                                                                                                                                                                                                                 => ( binunionRsub
                                                                                                                                                                                                                   => ( binintersectI
                                                                                                                                                                                                                     => ( binintersectSubset5
                                                                                                                                                                                                                       => ( binintersectEL
                                                                                                                                                                                                                         => ( binintersectLsub
                                                                                                                                                                                                                           => ( binintersectSubset2
                                                                                                                                                                                                                             => ( binintersectSubset3
                                                                                                                                                                                                                               => ( binintersectER
                                                                                                                                                                                                                                 => ( disjointsetsI1
                                                                                                                                                                                                                                   => ( binintersectRsub
                                                                                                                                                                                                                                     => ( binintersectSubset4
                                                                                                                                                                                                                                       => ( binintersectSubset1
                                                                                                                                                                                                                                         => ( bs114d
                                                                                                                                                                                                                                           => ( setminusI
                                                                                                                                                                                                                                             => ( setminusEL
                                                                                                                                                                                                                                               => ( setminusER
                                                                                                                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                                                                                                                   => ( setminusERneg
                                                                                                                                                                                                                                                     => ( setminusELneg
                                                                                                                                                                                                                                                       => ( setminusILneg
                                                                                                                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                                                                                                                           => ( setminusLsub
                                                                                                                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                                                                                                                               => ( symdiffE
                                                                                                                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                                                                                                                         => ( ex1I2
                                                                                                                                                                                                                                                                                                                           => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                             => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                               => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                 => ( theprop
                                                                                                                                                                                                                                                                                                                                   => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                     => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                 => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                   => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                       => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                         => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                           => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                             => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                           => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                               => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                 => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                         => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                           => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                             => ( app
                                                                                                                                                                                                                                                                                                                                                                                               => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                 => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                     => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                           => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                               => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ifSingleton
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifp
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( theeq
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( iftrue
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iffalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iftrueorfalse
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( binintersectT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binunionT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( powersetT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( setminusT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementT_lem
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( setextT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( subsetTI
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( powersetTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementTI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( binintersectTELcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTERcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( contrasubsetT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( doubleComplementI1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementE1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementSub1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementEq
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( complementTnotintersectT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementImpComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementSubsetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementInPowersetComplementIntersect
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( contraSubsetComplement
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTcontraSubset
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binunionTILcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTIRcontra
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( inIntersectImpInUnion
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( intersectInPowersetIntersectUnions
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( inComplementUnionImpNotIn1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpInComplement1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ! [X3: $i,X11: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  ( ( in @ X11 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ! [X16: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ( ( in @ X16 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X0: $o,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( in @ X1 @ ( binunion @ X11 @ X16 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( ( in @ X1 @ X11 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ( in @ X1 @ X16 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => X0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.H61wFhHRVb/DTF2THF_30857.p',binunionTE) ).

thf(f4142,plain,
    ( ( $true
      = ( in @ sK686 @ sK684 ) )
    | ( $true
      = ( in @ sK686 @ sK683 ) )
    | ( binunionE != $true ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4139]) ).

thf(f4139,plain,
    ( ( binunionE != $true )
    | ( $true != $true )
    | ( $true
      = ( in @ sK686 @ sK684 ) )
    | ( $true
      = ( in @ sK686 @ sK683 ) ) ),
    inference(superposition,[status(thm)],[f3808,f3376]) ).

thf(f3376,plain,
    ( $true
    = ( in @ sK686 @ ( binunion @ sK683 @ sK684 ) ) ),
    inference(cnf_transformation,[status(thm)],[f2210]) ).

thf(f3808,plain,
    ! [X2: $i,X0: $i,X1: $i] :
      ( ( ( in @ X1 @ ( binunion @ X0 @ X2 ) )
       != $true )
      | ( $true
        = ( in @ X1 @ X0 ) )
      | ( $true
        = ( in @ X1 @ X2 ) )
      | ( binunionE != $true ) ),
    inference(cnf_transformation,[status(thm)],[f2420]) ).

thf(f2420,plain,
    ( ( ! [X0: $i,X1: $i,X2: $i] :
          ( ( $true
            = ( in @ X1 @ X2 ) )
          | ( ( in @ X1 @ ( binunion @ X0 @ X2 ) )
           != $true )
          | ( $true
            = ( in @ X1 @ X0 ) ) )
      | ( binunionE != $true ) )
    & ( ( binunionE = $true )
      | ( ( ( in @ sK822 @ sK823 )
         != $true )
        & ( $true
          = ( in @ sK822 @ ( binunion @ sK821 @ sK823 ) ) )
        & ( $true
         != ( in @ sK822 @ sK821 ) ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK821,sK822,sK823])],[f2418,f2419]) ).

thf(f2419,plain,
    ( ? [X3: $i,X4: $i,X5: $i] :
        ( ( ( in @ X4 @ X5 )
         != $true )
        & ( $true
          = ( in @ X4 @ ( binunion @ X3 @ X5 ) ) )
        & ( ( in @ X4 @ X3 )
         != $true ) )
   => ( ( ( in @ sK822 @ sK823 )
       != $true )
      & ( $true
        = ( in @ sK822 @ ( binunion @ sK821 @ sK823 ) ) )
      & ( $true
       != ( in @ sK822 @ sK821 ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f2418,plain,
    ( ( ! [X0: $i,X1: $i,X2: $i] :
          ( ( $true
            = ( in @ X1 @ X2 ) )
          | ( ( in @ X1 @ ( binunion @ X0 @ X2 ) )
           != $true )
          | ( $true
            = ( in @ X1 @ X0 ) ) )
      | ( binunionE != $true ) )
    & ( ( binunionE = $true )
      | ? [X3: $i,X4: $i,X5: $i] :
          ( ( ( in @ X4 @ X5 )
           != $true )
          & ( $true
            = ( in @ X4 @ ( binunion @ X3 @ X5 ) ) )
          & ( ( in @ X4 @ X3 )
           != $true ) ) ) ),
    inference(rectify,[status(thm)],[f2417]) ).

thf(f2417,plain,
    ( ( ! [X0: $i,X1: $i,X2: $i] :
          ( ( $true
            = ( in @ X1 @ X2 ) )
          | ( ( in @ X1 @ ( binunion @ X0 @ X2 ) )
           != $true )
          | ( $true
            = ( in @ X1 @ X0 ) ) )
      | ( binunionE != $true ) )
    & ( ( binunionE = $true )
      | ? [X0: $i,X1: $i,X2: $i] :
          ( ( $true
           != ( in @ X1 @ X2 ) )
          & ( ( in @ X1 @ ( binunion @ X0 @ X2 ) )
            = $true )
          & ( $true
           != ( in @ X1 @ X0 ) ) ) ) ),
    inference(nnf_transformation,[status(thm)],[f929]) ).

thf(f929,plain,
    ( ! [X0: $i,X1: $i,X2: $i] :
        ( ( $true
          = ( in @ X1 @ X2 ) )
        | ( ( in @ X1 @ ( binunion @ X0 @ X2 ) )
         != $true )
        | ( $true
          = ( in @ X1 @ X0 ) ) )
  <=> ( binunionE = $true ) ),
    inference(flattening,[status(thm)],[f928]) ).

thf(f928,plain,
    ( ! [X0: $i,X1: $i,X2: $i] :
        ( ( $true
          = ( in @ X1 @ X2 ) )
        | ( $true
          = ( in @ X1 @ X0 ) )
        | ( ( in @ X1 @ ( binunion @ X0 @ X2 ) )
         != $true ) )
  <=> ( binunionE = $true ) ),
    inference(ennf_transformation,[status(thm)],[f281]) ).

thf(f281,plain,
    ( ! [X0: $i,X1: $i,X2: $i] :
        ( ( ( in @ X1 @ ( binunion @ X0 @ X2 ) )
          = $true )
       => ( ( $true
            = ( in @ X1 @ X2 ) )
          | ( $true
            = ( in @ X1 @ X0 ) ) ) )
  <=> ( binunionE = $true ) ),
    inference(fool_elimination,[status(thm)],[f280]) ).

thf(f280,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ( ( in @ X1 @ ( binunion @ X0 @ X2 ) )
       => ( ( in @ X1 @ X0 )
          | ( in @ X1 @ X2 ) ) )
      = binunionE ),
    inference(rectify,[status(thm)],[f105]) ).

thf(f105,axiom,
    ! [X3: $i,X1: $i,X4: $i] :
      ( ( ( in @ X1 @ ( binunion @ X3 @ X4 ) )
       => ( ( in @ X1 @ X3 )
          | ( in @ X1 @ X4 ) ) )
      = binunionE ),
    file('/export/starexec/sandbox2/tmp/tmp.H61wFhHRVb/DTF2THF_30857.p',binunionE) ).

thf(f4018,plain,
    ~ spl842_1,
    inference(avatar_split_clause,[status(thm)],[f3373,f4005]) ).

thf(f4005,definition,
    ( spl842_1
  <=> ( $true = sK685 ) ),
    introduced(definition,[new_symbols(naming,[spl842_1])],[avatar_definition]) ).

thf(f3373,plain,
    $true != sK685,
    inference(cnf_transformation,[status(thm)],[f2210]) ).

thf(f4017,plain,
    ( spl842_1
    | ~ spl842_3 ),
    inference(avatar_split_clause,[status(thm)],[f3375,f4014,f4005]) ).

thf(f3375,plain,
    ( ( $true
     != ( in @ sK686 @ sK684 ) )
    | ( $true = sK685 ) ),
    inference(cnf_transformation,[status(thm)],[f2210]) ).

thf(f4012,plain,
    ( spl842_1
    | ~ spl842_2 ),
    inference(avatar_split_clause,[status(thm)],[f3372,f4009,f4005]) ).

thf(f3372,plain,
    ( ( $true = sK685 )
    | ( $true
     != ( in @ sK686 @ sK683 ) ) ),
    inference(cnf_transformation,[status(thm)],[f2210]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SEU746^1 : TPTP v9.2.1. Released v3.7.0.
% 0.00/0.12  % Command  : /export/starexec/sandbox2/solver/bin/run_DT2H2X /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.13/0.32  % Computer : n021.cluster.edu
% 0.13/0.32  % Model    : x86_64 x86_64
% 0.13/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.32  % Memory   : 8042.1875MB
% 0.13/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.32  % CPULimit : 300
% 0.13/0.32  % WCLimit  : 300
% 0.13/0.32  % DateTime : Tue Feb 24 12:32:09 EST 2026
% 0.13/0.32  % CPUTime  : 
% 0.13/0.32  Running /export/starexec/sandbox2/solver/bin/run_DT2H2X /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.15/0.42  ---- Original DTF file ---
% 0.15/0.42  thf(spec,logic,$$dhol).
% 0.15/0.42  %------------------------------------------------------------------------------
% 0.15/0.42  % File     : SEU746^1 : TPTP v9.2.1. Released v3.7.0.
% 0.15/0.42  % Domain   : Set Theory
% 0.15/0.42  % Problem  : Typed Set Theory - Laws for Typed Sets
% 0.15/0.42  % Version  : Especial.
% 0.15/0.42  % English  : (! A:i.! X:i.in X (powerset A) -> (! Y:i.in Y (powerset A) ->
% 0.15/0.42  %            (! phi:o.! x:i.in x A -> in x (binunion X Y) ->
% 0.15/0.42  %            (in x X -> phi) -> (in x Y -> phi) -> phi)))
% 0.15/0.42  
% 0.15/0.42  % Refs     : [Bro08] Brown (2008), Email to G. Sutcliffe
% 0.15/0.42  % Source   : [Bro08]
% 0.15/0.42  % Names    : ZFC248g [Bro08]
% 0.15/0.42  
% 0.15/0.42  % Status   : Theorem
% 0.15/0.42  % Rating   : 0.22 v9.1.0, 0.25 v9.0.0, 0.20 v8.2.0, 0.31 v8.1.0, 0.09 v7.5.0, 0.00 v7.4.0, 0.22 v7.2.0, 0.12 v7.1.0, 0.25 v7.0.0, 0.14 v6.4.0, 0.17 v6.3.0, 0.20 v6.2.0, 0.14 v6.1.0, 0.29 v5.5.0, 0.33 v5.4.0, 0.40 v5.2.0, 0.80 v5.1.0, 1.00 v5.0.0, 0.80 v4.1.0, 0.67 v3.7.0
% 0.15/0.42  % Syntax   : Number of formulae    :  567 ( 266 unt; 300 typ; 266 def)
% 0.15/0.42  %            Number of atoms       : 1558 ( 392 equ;   0 cnn)
% 0.15/0.42  %            Maximal formula atoms :  268 (   5 avg)
% 0.15/0.42  %            Number of connectives : 3187 (  70   ~;  12   |;  44   &;2275   @)
% 0.15/0.42  %                                         (  14 <=>; 772  =>;   0  <=;   0 <~>)
% 0.15/0.42  %            Maximal formula depth :  277 (   2 avg)
% 0.15/0.42  %            Number of types       :    2 (   0 usr)
% 0.15/0.42  %            Number of type conns  :  132 ( 132   >;   0   *;   0   +;   0  <<)
% 0.15/0.42  %            Number of symbols     :  303 ( 300 usr; 266 con; 0-4 aty)
% 0.15/0.42  %            Number of variables   :  903 (  74   ^; 794   !;  35   ?; 903   :)
% 0.15/0.42  % SPC      : TH0_THM_EQU_NAR
% 0.15/0.42  
% 0.15/0.42  % Comments : http://mathgate.info/detsetitem.php?id=308
% 0.15/0.42  %------------------------------------------------------------------------------
% 0.15/0.42  thf(in_type,type,
% 0.15/0.42      in: $i > $i > $o ).
% 0.15/0.42  
% 0.15/0.42  thf(exu_type,type,
% 0.15/0.42      exu: ( $i > $o ) > $o ).
% 0.15/0.42  
% 0.15/0.42  thf(exu,definition,
% 0.15/0.42      ( exu
% 0.15/0.42      = ( ^ [Xphi: $i > $o] :
% 0.15/0.42          ? [Xx: $i] :
% 0.15/0.42            ( ( Xphi @ Xx )
% 0.15/0.42            & ! [Xy: $i] :
% 0.15/0.42                ( ( Xphi @ Xy )
% 0.15/0.42               => ( Xx = Xy ) ) ) ) ) ).
% 0.15/0.42  
% 0.15/0.42  thf(setextAx_type,type,
% 0.15/0.42      setextAx: $o ).
% 0.15/0.42  
% 0.15/0.42  thf(setextAx,definition,
% 0.15/0.42      ( setextAx
% 0.15/0.42      = ( ! [A: $i,B: $i] :
% 0.15/0.42            ( ! [Xx: $i] :
% 0.15/0.42                ( ( in @ Xx @ A )
% 0.15/0.42              <=> ( in @ Xx @ B ) )
% 0.15/0.42           => ( A = B ) ) ) ) ).
% 0.15/0.42  
% 0.15/0.42  thf(emptyset_type,type,
% 0.15/0.42      emptyset: $i ).
% 0.15/0.42  
% 0.15/0.42  thf(emptysetAx_type,type,
% 0.15/0.42      emptysetAx: $o ).
% 0.15/0.42  
% 0.15/0.42  thf(emptysetAx,definition,
% 0.15/0.42      ( emptysetAx
% 0.15/0.42      = ( ! [Xx: $i] :
% 0.15/0.42            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.15/0.42  
% 0.15/0.42  thf(setadjoin_type,type,
% 0.15/0.42      setadjoin: $i > $i > $i ).
% 0.15/0.42  
% 0.15/0.42  thf(setadjoinAx_type,type,
% 0.15/0.42      setadjoinAx: $o ).
% 0.15/0.42  
% 0.15/0.42  thf(setadjoinAx,definition,
% 0.15/0.42      ( setadjoinAx
% 0.15/0.42      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.15/0.42            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.15/0.42          <=> ( ( Xy = Xx )
% 0.15/0.42              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.15/0.42  
% 0.15/0.42  thf(powerset_type,type,
% 0.15/0.42      powerset: $i > $i ).
% 0.15/0.42  
% 0.15/0.42  thf(powersetAx_type,type,
% 0.15/0.42      powersetAx: $o ).
% 0.15/0.42  
% 0.15/0.42  thf(powersetAx,definition,
% 0.15/0.42      ( powersetAx
% 0.15/0.42      = ( ! [A: $i,B: $i] :
% 0.15/0.42            ( ( in @ B @ ( powerset @ A ) )
% 0.15/0.42          <=> ! [Xx: $i] :
% 0.15/0.42                ( ( in @ Xx @ B )
% 0.15/0.42               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.15/0.42  
% 0.15/0.42  thf(setunion_type,type,
% 0.15/0.42      setunion: $i > $i ).
% 0.15/0.42  
% 0.15/0.42  thf(setunionAx_type,type,
% 0.15/0.42      setunionAx: $o ).
% 0.15/0.42  
% 0.15/0.42  thf(setunionAx,definition,
% 0.15/0.42      ( setunionAx
% 0.15/0.42      = ( ! [A: $i,Xx: $i] :
% 0.15/0.42            ( ( in @ Xx @ ( setunion @ A ) )
% 0.15/0.42          <=> ? [B: $i] :
% 0.15/0.42                ( ( in @ Xx @ B )
% 0.15/0.42                & ( in @ B @ A ) ) ) ) ) ).
% 0.15/0.42  
% 0.15/0.42  thf(omega_type,type,
% 0.15/0.42      omega: $i ).
% 0.15/0.42  
% 0.15/0.42  thf(omega0Ax_type,type,
% 0.15/0.42      omega0Ax: $o ).
% 0.15/0.42  
% 0.15/0.42  thf(omega0Ax,definition,
% 0.15/0.42      ( omega0Ax
% 0.15/0.42      = ( in @ emptyset @ omega ) ) ).
% 0.15/0.42  
% 0.15/0.42  thf(omegaSAx_type,type,
% 0.15/0.42      omegaSAx: $o ).
% 0.15/0.42  
% 0.15/0.42  thf(omegaSAx,definition,
% 0.15/0.42      ( omegaSAx
% 0.15/0.42      = ( ! [Xx: $i] :
% 0.15/0.42            ( ( in @ Xx @ omega )
% 0.15/0.42           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 0.15/0.42  
% 0.15/0.42  thf(omegaIndAx_type,type,
% 0.15/0.42      omegaIndAx: $o ).
% 0.15/0.42  
% 0.15/0.42  thf(omegaIndAx,definition,
% 0.15/0.42      ( omegaIndAx
% 0.15/0.42      = ( ! [A: $i] :
% 0.15/0.42            ( ( ( in @ emptyset @ A )
% 0.15/0.42              & ! [Xx: $i] :
% 0.15/0.42                  ( ( ( in @ Xx @ omega )
% 0.15/0.42                    & ( in @ Xx @ A ) )
% 0.15/0.42                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 0.15/0.42           => ! [Xx: $i] :
% 0.15/0.42                ( ( in @ Xx @ omega )
% 0.15/0.43               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(replAx_type,type,
% 0.15/0.43      replAx: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(replAx,definition,
% 0.15/0.43      ( replAx
% 0.15/0.43      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( exu
% 0.15/0.43                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 0.15/0.43           => ? [B: $i] :
% 0.15/0.43              ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ B )
% 0.15/0.43              <=> ? [Xy: $i] :
% 0.15/0.43                    ( ( in @ Xy @ A )
% 0.15/0.43                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(foundationAx_type,type,
% 0.15/0.43      foundationAx: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(foundationAx,definition,
% 0.15/0.43      ( foundationAx
% 0.15/0.43      = ( ! [A: $i] :
% 0.15/0.43            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.15/0.43           => ? [B: $i] :
% 0.15/0.43                ( ( in @ B @ A )
% 0.15/0.43                & ~ ? [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ B )
% 0.15/0.43                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(wellorderingAx_type,type,
% 0.15/0.43      wellorderingAx: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(wellorderingAx,definition,
% 0.15/0.43      ( wellorderingAx
% 0.15/0.43      = ( ! [A: $i] :
% 0.15/0.43          ? [B: $i] :
% 0.15/0.43            ( ! [C: $i] :
% 0.15/0.43                ( ( in @ C @ B )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ C )
% 0.15/0.43                   => ( in @ Xx @ A ) ) )
% 0.15/0.43            & ! [Xx: $i,Xy: $i] :
% 0.15/0.43                ( ( ( in @ Xx @ A )
% 0.15/0.43                  & ( in @ Xy @ A ) )
% 0.15/0.43               => ( ! [C: $i] :
% 0.15/0.43                      ( ( in @ C @ B )
% 0.15/0.43                     => ( ( in @ Xx @ C )
% 0.15/0.43                      <=> ( in @ Xy @ C ) ) )
% 0.15/0.43                 => ( Xx = Xy ) ) )
% 0.15/0.43            & ! [C: $i,D: $i] :
% 0.15/0.43                ( ( ( in @ C @ B )
% 0.15/0.43                  & ( in @ D @ B ) )
% 0.15/0.43               => ( ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ C )
% 0.15/0.43                     => ( in @ Xx @ D ) )
% 0.15/0.43                  | ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ D )
% 0.15/0.43                     => ( in @ Xx @ C ) ) ) )
% 0.15/0.43            & ! [C: $i] :
% 0.15/0.43                ( ( ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ C )
% 0.15/0.43                     => ( in @ Xx @ A ) )
% 0.15/0.43                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 0.15/0.43               => ? [D: $i,Xx: $i] :
% 0.15/0.43                    ( ( in @ D @ B )
% 0.15/0.43                    & ( in @ Xx @ C )
% 0.15/0.43                    & ~ ? [Xy: $i] :
% 0.15/0.43                          ( ( in @ Xy @ D )
% 0.15/0.43                          & ( in @ Xy @ C ) )
% 0.15/0.43                    & ! [E: $i] :
% 0.15/0.43                        ( ( in @ E @ B )
% 0.15/0.43                       => ( ! [Xy: $i] :
% 0.15/0.43                              ( ( in @ Xy @ E )
% 0.15/0.43                             => ( in @ Xy @ D ) )
% 0.15/0.43                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(descr_type,type,
% 0.15/0.43      descr: ( $i > $o ) > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(descrp_type,type,
% 0.15/0.43      descrp: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(descrp,definition,
% 0.15/0.43      ( descrp
% 0.15/0.43      = ( ! [Xphi: $i > $o] :
% 0.15/0.43            ( ( exu
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43           => ( Xphi
% 0.15/0.43              @ ( descr
% 0.15/0.43                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(dsetconstr_type,type,
% 0.15/0.43      dsetconstr: $i > ( $i > $o ) > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(dsetconstrI_type,type,
% 0.15/0.43      dsetconstrI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(dsetconstrI,definition,
% 0.15/0.43      ( dsetconstrI
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( ( Xphi @ Xx )
% 0.15/0.43             => ( in @ Xx
% 0.15/0.43                @ ( dsetconstr @ A
% 0.15/0.43                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(dsetconstrEL_type,type,
% 0.15/0.43      dsetconstrEL: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(dsetconstrEL,definition,
% 0.15/0.43      ( dsetconstrEL
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx
% 0.15/0.43              @ ( dsetconstr @ A
% 0.15/0.43                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.15/0.43           => ( in @ Xx @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(dsetconstrER_type,type,
% 0.15/0.43      dsetconstrER: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(dsetconstrER,definition,
% 0.15/0.43      ( dsetconstrER
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx
% 0.15/0.43              @ ( dsetconstr @ A
% 0.15/0.43                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.15/0.43           => ( Xphi @ Xx ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(exuE1_type,type,
% 0.15/0.43      exuE1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(exuE1,definition,
% 0.15/0.43      ( exuE1
% 0.15/0.43      = ( ! [Xphi: $i > $o] :
% 0.15/0.43            ( ( exu
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43           => ? [Xx: $i] :
% 0.15/0.43                ( ( Xphi @ Xx )
% 0.15/0.43                & ! [Xy: $i] :
% 0.15/0.43                    ( ( Xphi @ Xy )
% 0.15/0.43                   => ( Xx = Xy ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(prop2set_type,type,
% 0.15/0.43      prop2set: $o > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(prop2setE_type,type,
% 0.15/0.43      prop2setE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(prop2setE,definition,
% 0.15/0.43      ( prop2setE
% 0.15/0.43      = ( ! [Xphi: $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 0.15/0.43           => Xphi ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(emptysetE_type,type,
% 0.15/0.43      emptysetE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(emptysetE,definition,
% 0.15/0.43      ( emptysetE
% 0.15/0.43      = ( ! [Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ emptyset )
% 0.15/0.43           => ! [Xphi: $o] : Xphi ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(emptysetimpfalse_type,type,
% 0.15/0.43      emptysetimpfalse: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(emptysetimpfalse,definition,
% 0.15/0.43      ( emptysetimpfalse
% 0.15/0.43      = ( ! [Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ emptyset )
% 0.15/0.43           => $false ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(notinemptyset_type,type,
% 0.15/0.43      notinemptyset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(notinemptyset,definition,
% 0.15/0.43      ( notinemptyset
% 0.15/0.43      = ( ! [Xx: $i] :
% 0.15/0.43            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(exuE3e_type,type,
% 0.15/0.43      exuE3e: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(exuE3e,definition,
% 0.15/0.43      ( exuE3e
% 0.15/0.43      = ( ! [Xphi: $i > $o] :
% 0.15/0.43            ( ( exu
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setext_type,type,
% 0.15/0.43      setext: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setext,definition,
% 0.15/0.43      ( setext
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ Xx @ B ) )
% 0.15/0.43           => ( ! [Xx: $i] :
% 0.15/0.43                  ( ( in @ Xx @ B )
% 0.15/0.43                 => ( in @ Xx @ A ) )
% 0.15/0.43             => ( A = B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyI_type,type,
% 0.15/0.43      emptyI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyI,definition,
% 0.15/0.43      ( emptyI
% 0.15/0.43      = ( ! [A: $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ~ ( in @ Xx @ A )
% 0.15/0.43           => ( A = emptyset ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(noeltsimpempty_type,type,
% 0.15/0.43      noeltsimpempty: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(noeltsimpempty,definition,
% 0.15/0.43      ( noeltsimpempty
% 0.15/0.43      = ( ! [A: $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ~ ( in @ Xx @ A )
% 0.15/0.43           => ( A = emptyset ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setbeta_type,type,
% 0.15/0.43      setbeta: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setbeta,definition,
% 0.15/0.43      ( setbeta
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( ( in @ Xx
% 0.15/0.43                @ ( dsetconstr @ A
% 0.15/0.43                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.15/0.43            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(nonempty_type,type,
% 0.15/0.43      nonempty: $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(nonempty,definition,
% 0.15/0.43      ( nonempty
% 0.15/0.43      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(nonemptyE1_type,type,
% 0.15/0.43      nonemptyE1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(nonemptyE1,definition,
% 0.15/0.43      ( nonemptyE1
% 0.15/0.43      = ( ! [A: $i] :
% 0.15/0.43            ( ( nonempty @ A )
% 0.15/0.43           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(nonemptyI_type,type,
% 0.15/0.43      nonemptyI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(nonemptyI,definition,
% 0.15/0.43      ( nonemptyI
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( ( Xphi @ Xx )
% 0.15/0.43             => ( nonempty
% 0.15/0.43                @ ( dsetconstr @ A
% 0.15/0.43                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(nonemptyI1_type,type,
% 0.15/0.43      nonemptyI1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(nonemptyI1,definition,
% 0.15/0.43      ( nonemptyI1
% 0.15/0.43      = ( ! [A: $i] :
% 0.15/0.43            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.15/0.43           => ( nonempty @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinIL_type,type,
% 0.15/0.43      setadjoinIL: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinIL,definition,
% 0.15/0.43      ( setadjoinIL
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyinunitempty_type,type,
% 0.15/0.43      emptyinunitempty: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyinunitempty,definition,
% 0.15/0.43      ( emptyinunitempty
% 0.15/0.43      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinIR_type,type,
% 0.15/0.43      setadjoinIR: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinIR,definition,
% 0.15/0.43      ( setadjoinIR
% 0.15/0.43      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.15/0.43            ( ( in @ Xy @ A )
% 0.15/0.43           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinE_type,type,
% 0.15/0.43      setadjoinE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinE,definition,
% 0.15/0.43      ( setadjoinE
% 0.15/0.43      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.15/0.43            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.15/0.43           => ! [Xphi: $o] :
% 0.15/0.43                ( ( ( Xy = Xx )
% 0.15/0.43                 => Xphi )
% 0.15/0.43               => ( ( ( in @ Xy @ A )
% 0.15/0.43                   => Xphi )
% 0.15/0.43                 => Xphi ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinOr_type,type,
% 0.15/0.43      setadjoinOr: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinOr,definition,
% 0.15/0.43      ( setadjoinOr
% 0.15/0.43      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.15/0.43            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.15/0.43           => ( ( Xy = Xx )
% 0.15/0.43              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setoftrueEq_type,type,
% 0.15/0.43      setoftrueEq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setoftrueEq,definition,
% 0.15/0.43      ( setoftrueEq
% 0.15/0.43      = ( ! [A: $i] :
% 0.15/0.43            ( ( dsetconstr @ A
% 0.15/0.43              @ ^ [Xx: $i] : $true )
% 0.15/0.43            = A ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetI_type,type,
% 0.15/0.43      powersetI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetI,definition,
% 0.15/0.43      ( powersetI
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ B )
% 0.15/0.43               => ( in @ Xx @ A ) )
% 0.15/0.43           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyinPowerset_type,type,
% 0.15/0.43      emptyinPowerset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyinPowerset,definition,
% 0.15/0.43      ( emptyinPowerset
% 0.15/0.43      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyInPowerset_type,type,
% 0.15/0.43      emptyInPowerset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyInPowerset,definition,
% 0.15/0.43      ( emptyInPowerset
% 0.15/0.43      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetE_type,type,
% 0.15/0.43      powersetE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetE,definition,
% 0.15/0.43      ( powersetE
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ B @ ( powerset @ A ) )
% 0.15/0.43           => ( ( in @ Xx @ B )
% 0.15/0.43             => ( in @ Xx @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionI_type,type,
% 0.15/0.43      setunionI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionI,definition,
% 0.15/0.43      ( setunionI
% 0.15/0.43      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.15/0.43            ( ( in @ Xx @ B )
% 0.15/0.43           => ( ( in @ B @ A )
% 0.15/0.43             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionE_type,type,
% 0.15/0.43      setunionE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionE,definition,
% 0.15/0.43      ( setunionE
% 0.15/0.43      = ( ! [A: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( setunion @ A ) )
% 0.15/0.43           => ! [Xphi: $o] :
% 0.15/0.43                ( ! [B: $i] :
% 0.15/0.43                    ( ( in @ Xx @ B )
% 0.15/0.43                   => ( ( in @ B @ A )
% 0.15/0.43                     => Xphi ) )
% 0.15/0.43               => Xphi ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subPowSU_type,type,
% 0.15/0.43      subPowSU: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subPowSU,definition,
% 0.15/0.43      ( subPowSU
% 0.15/0.43      = ( ! [A: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(exuE2_type,type,
% 0.15/0.43      exuE2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(exuE2,definition,
% 0.15/0.43      ( exuE2
% 0.15/0.43      = ( ! [Xphi: $i > $o] :
% 0.15/0.43            ( ( exu
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43           => ? [Xx: $i] :
% 0.15/0.43              ! [Xy: $i] :
% 0.15/0.43                ( ( Xphi @ Xy )
% 0.15/0.43              <=> ( Xy = Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(nonemptyImpWitness_type,type,
% 0.15/0.43      nonemptyImpWitness: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(nonemptyImpWitness,definition,
% 0.15/0.43      ( nonemptyImpWitness
% 0.15/0.43      = ( ! [A: $i] :
% 0.15/0.43            ( ( nonempty @ A )
% 0.15/0.43           => ? [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43                & $true ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(uniqinunit_type,type,
% 0.15/0.43      uniqinunit: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(uniqinunit,definition,
% 0.15/0.43      ( uniqinunit
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.15/0.43           => ( Xx = Xy ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(notinsingleton_type,type,
% 0.15/0.43      notinsingleton: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(notinsingleton,definition,
% 0.15/0.43      ( notinsingleton
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( Xx != Xy )
% 0.15/0.43           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(eqinunit_type,type,
% 0.15/0.43      eqinunit: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(eqinunit,definition,
% 0.15/0.43      ( eqinunit
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( Xx = Xy )
% 0.15/0.43           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(singletonsswitch_type,type,
% 0.15/0.43      singletonsswitch: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(singletonsswitch,definition,
% 0.15/0.43      ( singletonsswitch
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.15/0.43           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(upairsetE_type,type,
% 0.15/0.43      upairsetE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(upairsetE,definition,
% 0.15/0.43      ( upairsetE
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.15/0.43            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.15/0.43           => ( ( Xz = Xx )
% 0.15/0.43              | ( Xz = Xy ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(upairsetIL_type,type,
% 0.15/0.43      upairsetIL: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(upairsetIL,definition,
% 0.15/0.43      ( upairsetIL
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(upairsetIR_type,type,
% 0.15/0.43      upairsetIR: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(upairsetIR,definition,
% 0.15/0.43      ( upairsetIR
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyE1_type,type,
% 0.15/0.43      emptyE1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyE1,definition,
% 0.15/0.43      ( emptyE1
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ? [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43                & ( Xphi @ Xx ) )
% 0.15/0.43           => ( ( ( dsetconstr @ A
% 0.15/0.43                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43                = emptyset )
% 0.15/0.43             => $false ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(vacuousDall_type,type,
% 0.15/0.43      vacuousDall: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(vacuousDall,definition,
% 0.15/0.43      ( vacuousDall
% 0.15/0.43      = ( ! [Xphi: $i > $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ emptyset )
% 0.15/0.43           => ( Xphi @ Xx ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(quantDeMorgan1_type,type,
% 0.15/0.43      quantDeMorgan1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(quantDeMorgan1,definition,
% 0.15/0.43      ( quantDeMorgan1
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ~ ! [Xx: $i] :
% 0.15/0.43                  ( ( in @ Xx @ A )
% 0.15/0.43                 => ( Xphi @ Xx ) )
% 0.15/0.43           => ? [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(quantDeMorgan2_type,type,
% 0.15/0.43      quantDeMorgan2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(quantDeMorgan2,definition,
% 0.15/0.43      ( quantDeMorgan2
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ~ ( Xphi @ Xx ) )
% 0.15/0.43           => ~ ? [Xx: $i] :
% 0.15/0.43                  ( ( in @ Xx @ A )
% 0.15/0.43                  & ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(quantDeMorgan3_type,type,
% 0.15/0.43      quantDeMorgan3: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(quantDeMorgan3,definition,
% 0.15/0.43      ( quantDeMorgan3
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ~ ? [Xx: $i] :
% 0.15/0.43                  ( ( in @ Xx @ A )
% 0.15/0.43                  & ( Xphi @ Xx ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(quantDeMorgan4_type,type,
% 0.15/0.43      quantDeMorgan4: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(quantDeMorgan4,definition,
% 0.15/0.43      ( quantDeMorgan4
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ? [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43                & ~ ( Xphi @ Xx ) )
% 0.15/0.43           => ~ ! [Xx: $i] :
% 0.15/0.43                  ( ( in @ Xx @ A )
% 0.15/0.43                 => ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(prop2setI_type,type,
% 0.15/0.43      prop2setI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(prop2setI,definition,
% 0.15/0.43      ( prop2setI
% 0.15/0.43      = ( ! [Xphi: $o] :
% 0.15/0.43            ( Xphi
% 0.15/0.43           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(set2prop_type,type,
% 0.15/0.43      set2prop: $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(prop2set2propI_type,type,
% 0.15/0.43      prop2set2propI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(prop2set2propI,definition,
% 0.15/0.43      ( prop2set2propI
% 0.15/0.43      = ( ! [Xphi: $o] :
% 0.15/0.43            ( Xphi
% 0.15/0.43           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(notdexE_type,type,
% 0.15/0.43      notdexE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(notdexE,definition,
% 0.15/0.43      ( notdexE
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ~ ? [Xx: $i] :
% 0.15/0.43                  ( ( in @ Xx @ A )
% 0.15/0.43                  & ( Xphi @ Xx ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(notdallE_type,type,
% 0.15/0.43      notdallE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(notdallE,definition,
% 0.15/0.43      ( notdallE
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ~ ! [Xx: $i] :
% 0.15/0.43                  ( ( in @ Xx @ A )
% 0.15/0.43                 => ( Xphi @ Xx ) )
% 0.15/0.43           => ? [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(exuI1_type,type,
% 0.15/0.43      exuI1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(exuI1,definition,
% 0.15/0.43      ( exuI1
% 0.15/0.43      = ( ! [Xphi: $i > $o] :
% 0.15/0.43            ( ? [Xx: $i] :
% 0.15/0.43                ( ( Xphi @ Xx )
% 0.15/0.43                & ! [Xy: $i] :
% 0.15/0.43                    ( ( Xphi @ Xy )
% 0.15/0.43                   => ( Xx = Xy ) ) )
% 0.15/0.43           => ( exu
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(exuI3_type,type,
% 0.15/0.43      exuI3: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(exuI3,definition,
% 0.15/0.43      ( exuI3
% 0.15/0.43      = ( ! [Xphi: $i > $o] :
% 0.15/0.43            ( ? [Xx: $i] : ( Xphi @ Xx )
% 0.15/0.43           => ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43                  ( ( Xphi @ Xx )
% 0.15/0.43                 => ( ( Xphi @ Xy )
% 0.15/0.43                   => ( Xx = Xy ) ) )
% 0.15/0.43             => ( exu
% 0.15/0.43                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(exuI2_type,type,
% 0.15/0.43      exuI2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(exuI2,definition,
% 0.15/0.43      ( exuI2
% 0.15/0.43      = ( ! [Xphi: $i > $o] :
% 0.15/0.43            ( ? [Xx: $i] :
% 0.15/0.43              ! [Xy: $i] :
% 0.15/0.43                ( ( Xphi @ Xy )
% 0.15/0.43              <=> ( Xy = Xx ) )
% 0.15/0.43           => ( exu
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(inCongP_type,type,
% 0.15/0.43      inCongP: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(inCongP,definition,
% 0.15/0.43      ( inCongP
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( A = B )
% 0.15/0.43           => ! [Xx: $i,Xy: $i] :
% 0.15/0.43                ( ( Xx = Xy )
% 0.15/0.43               => ( ( in @ Xx @ A )
% 0.15/0.43                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(in__Cong_type,type,
% 0.15/0.43      in__Cong: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(in__Cong,definition,
% 0.15/0.43      ( in__Cong
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( A = B )
% 0.15/0.43           => ! [Xx: $i,Xy: $i] :
% 0.15/0.43                ( ( Xx = Xy )
% 0.15/0.43               => ( ( in @ Xx @ A )
% 0.15/0.43                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(exuE3u_type,type,
% 0.15/0.43      exuE3u: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(exuE3u,definition,
% 0.15/0.43      ( exuE3u
% 0.15/0.43      = ( ! [Xphi: $i > $o] :
% 0.15/0.43            ( ( exu
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43           => ! [Xx: $i,Xy: $i] :
% 0.15/0.43                ( ( Xphi @ Xx )
% 0.15/0.43               => ( ( Xphi @ Xy )
% 0.15/0.43                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(exu__Cong_type,type,
% 0.15/0.43      exu__Cong: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(exu__Cong,definition,
% 0.15/0.43      ( exu__Cong
% 0.15/0.43      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.15/0.43            ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43                ( ( Xx = Xy )
% 0.15/0.43               => ( ( Xphi @ Xx )
% 0.15/0.43                <=> ( Xpsi @ Xy ) ) )
% 0.15/0.43           => ( ( exu
% 0.15/0.43                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43            <=> ( exu
% 0.15/0.43                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyset__Cong_type,type,
% 0.15/0.43      emptyset__Cong: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(emptyset__Cong,definition,
% 0.15/0.43      ( emptyset__Cong
% 0.15/0.43      = ( emptyset = emptyset ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoin__Cong_type,type,
% 0.15/0.43      setadjoin__Cong: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoin__Cong,definition,
% 0.15/0.43      ( setadjoin__Cong
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( Xx = Xy )
% 0.15/0.43           => ! [Xz: $i,Xu: $i] :
% 0.15/0.43                ( ( Xz = Xu )
% 0.15/0.43               => ( ( setadjoin @ Xx @ Xz )
% 0.15/0.43                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(powerset__Cong_type,type,
% 0.15/0.43      powerset__Cong: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(powerset__Cong,definition,
% 0.15/0.43      ( powerset__Cong
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( A = B )
% 0.15/0.43           => ( ( powerset @ A )
% 0.15/0.43              = ( powerset @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setunion__Cong_type,type,
% 0.15/0.43      setunion__Cong: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setunion__Cong,definition,
% 0.15/0.43      ( setunion__Cong
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( A = B )
% 0.15/0.43           => ( ( setunion @ A )
% 0.15/0.43              = ( setunion @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(omega__Cong_type,type,
% 0.15/0.43      omega__Cong: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(omega__Cong,definition,
% 0.15/0.43      ( omega__Cong
% 0.15/0.43      = ( omega = omega ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(exuEu_type,type,
% 0.15/0.43      exuEu: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(exuEu,definition,
% 0.15/0.43      ( exuEu
% 0.15/0.43      = ( ! [Xphi: $i > $o] :
% 0.15/0.43            ( ( exu
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43           => ! [Xx: $i,Xy: $i] :
% 0.15/0.43                ( ( Xphi @ Xx )
% 0.15/0.43               => ( ( Xphi @ Xy )
% 0.15/0.43                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(descr__Cong_type,type,
% 0.15/0.43      descr__Cong: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(descr__Cong,definition,
% 0.15/0.43      ( descr__Cong
% 0.15/0.43      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.15/0.43            ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43                ( ( Xx = Xy )
% 0.15/0.43               => ( ( Xphi @ Xx )
% 0.15/0.43                <=> ( Xpsi @ Xy ) ) )
% 0.15/0.43           => ( ( exu
% 0.15/0.43                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43             => ( ( exu
% 0.15/0.43                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 0.15/0.43               => ( ( descr
% 0.15/0.43                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43                  = ( descr
% 0.15/0.43                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(dsetconstr__Cong_type,type,
% 0.15/0.43      dsetconstr__Cong: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(dsetconstr__Cong,definition,
% 0.15/0.43      ( dsetconstr__Cong
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( A = B )
% 0.15/0.43           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.15/0.43                ( ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ! [Xy: $i] :
% 0.15/0.43                        ( ( in @ Xy @ B )
% 0.15/0.43                       => ( ( Xx = Xy )
% 0.15/0.43                         => ( ( Xphi @ Xx )
% 0.15/0.43                          <=> ( Xpsi @ Xy ) ) ) ) )
% 0.15/0.43               => ( ( dsetconstr @ A
% 0.15/0.43                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43                  = ( dsetconstr @ B
% 0.15/0.43                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subset_type,type,
% 0.15/0.43      subset: $i > $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(disjoint_type,type,
% 0.15/0.43      disjoint: $i > $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setsmeet_type,type,
% 0.15/0.43      setsmeet: $i > $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetI1_type,type,
% 0.15/0.43      subsetI1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetI1,definition,
% 0.15/0.43      ( subsetI1
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ Xx @ B ) )
% 0.15/0.43           => ( subset @ A @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(eqimpsubset2_type,type,
% 0.15/0.43      eqimpsubset2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(eqimpsubset2,definition,
% 0.15/0.43      ( eqimpsubset2
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( A = B )
% 0.15/0.43           => ( subset @ B @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(eqimpsubset1_type,type,
% 0.15/0.43      eqimpsubset1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(eqimpsubset1,definition,
% 0.15/0.43      ( eqimpsubset1
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( A = B )
% 0.15/0.43           => ( subset @ A @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetI2_type,type,
% 0.15/0.43      subsetI2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetI2,definition,
% 0.15/0.43      ( subsetI2
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ Xx @ B ) )
% 0.15/0.43           => ( subset @ A @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(emptysetsubset_type,type,
% 0.15/0.43      emptysetsubset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(emptysetsubset,definition,
% 0.15/0.43      ( emptysetsubset
% 0.15/0.43      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetE_type,type,
% 0.15/0.43      subsetE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetE,definition,
% 0.15/0.43      ( subsetE
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( subset @ A @ B )
% 0.15/0.43           => ( ( in @ Xx @ A )
% 0.15/0.43             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetE2_type,type,
% 0.15/0.43      subsetE2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetE2,definition,
% 0.15/0.43      ( subsetE2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( subset @ A @ B )
% 0.15/0.43           => ( ~ ( in @ Xx @ B )
% 0.15/0.43             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(notsubsetI_type,type,
% 0.15/0.43      notsubsetI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(notsubsetI,definition,
% 0.15/0.43      ( notsubsetI
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( ~ ( in @ Xx @ B )
% 0.15/0.43             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(notequalI1_type,type,
% 0.15/0.43      notequalI1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(notequalI1,definition,
% 0.15/0.43      ( notequalI1
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ~ ( subset @ A @ B )
% 0.15/0.43           => ( A != B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(notequalI2_type,type,
% 0.15/0.43      notequalI2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(notequalI2,definition,
% 0.15/0.43      ( notequalI2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( ~ ( in @ Xx @ B )
% 0.15/0.43             => ( A != B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetRefl_type,type,
% 0.15/0.43      subsetRefl: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetRefl,definition,
% 0.15/0.43      ( subsetRefl
% 0.15/0.43      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetTrans_type,type,
% 0.15/0.43      subsetTrans: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetTrans,definition,
% 0.15/0.43      ( subsetTrans
% 0.15/0.43      = ( ! [A: $i,B: $i,C: $i] :
% 0.15/0.43            ( ( subset @ A @ B )
% 0.15/0.43           => ( ( subset @ B @ C )
% 0.15/0.43             => ( subset @ A @ C ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinSub_type,type,
% 0.15/0.43      setadjoinSub: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinSub,definition,
% 0.15/0.43      ( setadjoinSub
% 0.15/0.43      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinSub2_type,type,
% 0.15/0.43      setadjoinSub2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setadjoinSub2,definition,
% 0.15/0.43      ( setadjoinSub2
% 0.15/0.43      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.15/0.43            ( ( subset @ A @ B )
% 0.15/0.43           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subset2powerset_type,type,
% 0.15/0.43      subset2powerset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subset2powerset,definition,
% 0.15/0.43      ( subset2powerset
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( subset @ A @ B )
% 0.15/0.43           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setextsub_type,type,
% 0.15/0.43      setextsub: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setextsub,definition,
% 0.15/0.43      ( setextsub
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( subset @ A @ B )
% 0.15/0.43           => ( ( subset @ B @ A )
% 0.15/0.43             => ( A = B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetemptysetimpeq_type,type,
% 0.15/0.43      subsetemptysetimpeq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetemptysetimpeq,definition,
% 0.15/0.43      ( subsetemptysetimpeq
% 0.15/0.43      = ( ! [A: $i] :
% 0.15/0.43            ( ( subset @ A @ emptyset )
% 0.15/0.43           => ( A = emptyset ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetI1_type,type,
% 0.15/0.43      powersetI1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetI1,definition,
% 0.15/0.43      ( powersetI1
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( subset @ B @ A )
% 0.15/0.43           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetE1_type,type,
% 0.15/0.43      powersetE1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetE1,definition,
% 0.15/0.43      ( powersetE1
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( in @ B @ ( powerset @ A ) )
% 0.15/0.43           => ( subset @ B @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(inPowerset_type,type,
% 0.15/0.43      inPowerset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(inPowerset,definition,
% 0.15/0.43      ( inPowerset
% 0.15/0.43      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetsubset_type,type,
% 0.15/0.43      powersetsubset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetsubset,definition,
% 0.15/0.43      ( powersetsubset
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( subset @ A @ B )
% 0.15/0.43           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(sepInPowerset_type,type,
% 0.15/0.43      sepInPowerset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(sepInPowerset,definition,
% 0.15/0.43      ( sepInPowerset
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( in
% 0.15/0.43            @ ( dsetconstr @ A
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43            @ ( powerset @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(sepSubset_type,type,
% 0.15/0.43      sepSubset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(sepSubset,definition,
% 0.15/0.43      ( sepSubset
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( subset
% 0.15/0.43            @ ( dsetconstr @ A
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43            @ A ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binunion_type,type,
% 0.15/0.43      binunion: $i > $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionIL_type,type,
% 0.15/0.43      binunionIL: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionIL,definition,
% 0.15/0.43      ( binunionIL
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(upairset2IR_type,type,
% 0.15/0.43      upairset2IR: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(upairset2IR,definition,
% 0.15/0.43      ( upairset2IR
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionIR_type,type,
% 0.15/0.43      binunionIR: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionIR,definition,
% 0.15/0.43      ( binunionIR
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ B )
% 0.15/0.43           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionEcases_type,type,
% 0.15/0.43      binunionEcases: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionEcases,definition,
% 0.15/0.43      ( binunionEcases
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 0.15/0.43            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.15/0.43           => ( ( ( in @ Xx @ A )
% 0.15/0.43               => Xphi )
% 0.15/0.43             => ( ( ( in @ Xx @ B )
% 0.15/0.43                 => Xphi )
% 0.15/0.43               => Xphi ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionE_type,type,
% 0.15/0.43      binunionE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionE,definition,
% 0.15/0.43      ( binunionE
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.15/0.43           => ( ( in @ Xx @ A )
% 0.15/0.43              | ( in @ Xx @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionLsub_type,type,
% 0.15/0.43      binunionLsub: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionLsub,definition,
% 0.15/0.43      ( binunionLsub
% 0.15/0.43      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionRsub_type,type,
% 0.15/0.43      binunionRsub: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionRsub,definition,
% 0.15/0.43      ( binunionRsub
% 0.15/0.43      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersect_type,type,
% 0.15/0.43      binintersect: $i > $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectI_type,type,
% 0.15/0.43      binintersectI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectI,definition,
% 0.15/0.43      ( binintersectI
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( ( in @ Xx @ B )
% 0.15/0.43             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectSubset5_type,type,
% 0.15/0.43      binintersectSubset5: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectSubset5,definition,
% 0.15/0.43      ( binintersectSubset5
% 0.15/0.43      = ( ! [A: $i,B: $i,C: $i] :
% 0.15/0.43            ( ( subset @ C @ A )
% 0.15/0.43           => ( ( subset @ C @ B )
% 0.15/0.43             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectEL_type,type,
% 0.15/0.43      binintersectEL: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectEL,definition,
% 0.15/0.43      ( binintersectEL
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.15/0.43           => ( in @ Xx @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectLsub_type,type,
% 0.15/0.43      binintersectLsub: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectLsub,definition,
% 0.15/0.43      ( binintersectLsub
% 0.15/0.43      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectSubset2_type,type,
% 0.15/0.43      binintersectSubset2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectSubset2,definition,
% 0.15/0.43      ( binintersectSubset2
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( subset @ A @ B )
% 0.15/0.43           => ( ( binintersect @ A @ B )
% 0.15/0.43              = A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectSubset3_type,type,
% 0.15/0.43      binintersectSubset3: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectSubset3,definition,
% 0.15/0.43      ( binintersectSubset3
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( ( binintersect @ A @ B )
% 0.15/0.43              = B )
% 0.15/0.43           => ( subset @ B @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectER_type,type,
% 0.15/0.43      binintersectER: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectER,definition,
% 0.15/0.43      ( binintersectER
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.15/0.43           => ( in @ Xx @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(disjointsetsI1_type,type,
% 0.15/0.43      disjointsetsI1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(disjointsetsI1,definition,
% 0.15/0.43      ( disjointsetsI1
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ~ ? [Xx: $i] :
% 0.15/0.43                  ( ( in @ Xx @ A )
% 0.15/0.43                  & ( in @ Xx @ B ) )
% 0.15/0.43           => ( ( binintersect @ A @ B )
% 0.15/0.43              = emptyset ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectRsub_type,type,
% 0.15/0.43      binintersectRsub: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectRsub,definition,
% 0.15/0.43      ( binintersectRsub
% 0.15/0.43      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectSubset4_type,type,
% 0.15/0.43      binintersectSubset4: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectSubset4,definition,
% 0.15/0.43      ( binintersectSubset4
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( subset @ B @ A )
% 0.15/0.43           => ( ( binintersect @ A @ B )
% 0.15/0.43              = B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectSubset1_type,type,
% 0.15/0.43      binintersectSubset1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectSubset1,definition,
% 0.15/0.43      ( binintersectSubset1
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( ( binintersect @ A @ B )
% 0.15/0.43              = A )
% 0.15/0.43           => ( subset @ A @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(bs114d_type,type,
% 0.15/0.43      bs114d: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(bs114d,definition,
% 0.15/0.43      ( bs114d
% 0.15/0.43      = ( ! [A: $i,B: $i,C: $i] :
% 0.15/0.43            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 0.15/0.43            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(regular_type,type,
% 0.15/0.43      regular: $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminus_type,type,
% 0.15/0.43      setminus: $i > $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusI_type,type,
% 0.15/0.43      setminusI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusI,definition,
% 0.15/0.43      ( setminusI
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( ~ ( in @ Xx @ B )
% 0.15/0.43             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusEL_type,type,
% 0.15/0.43      setminusEL: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusEL,definition,
% 0.15/0.43      ( setminusEL
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.15/0.43           => ( in @ Xx @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusER_type,type,
% 0.15/0.43      setminusER: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusER,definition,
% 0.15/0.43      ( setminusER
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.15/0.43           => ~ ( in @ Xx @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusSubset2_type,type,
% 0.15/0.43      setminusSubset2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusSubset2,definition,
% 0.15/0.43      ( setminusSubset2
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( subset @ A @ B )
% 0.15/0.43           => ( ( setminus @ A @ B )
% 0.15/0.43              = emptyset ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusERneg_type,type,
% 0.15/0.43      setminusERneg: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusERneg,definition,
% 0.15/0.43      ( setminusERneg
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.15/0.43           => ( ( in @ Xx @ A )
% 0.15/0.43             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusELneg_type,type,
% 0.15/0.43      setminusELneg: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusELneg,definition,
% 0.15/0.43      ( setminusELneg
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.15/0.43           => ( ~ ( in @ Xx @ B )
% 0.15/0.43             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusILneg_type,type,
% 0.15/0.43      setminusILneg: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusILneg,definition,
% 0.15/0.43      ( setminusILneg
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ~ ( in @ Xx @ A )
% 0.15/0.43           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusIRneg_type,type,
% 0.15/0.43      setminusIRneg: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusIRneg,definition,
% 0.15/0.43      ( setminusIRneg
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ B )
% 0.15/0.43           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusLsub_type,type,
% 0.15/0.43      setminusLsub: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusLsub,definition,
% 0.15/0.43      ( setminusLsub
% 0.15/0.43      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusSubset1_type,type,
% 0.15/0.43      setminusSubset1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusSubset1,definition,
% 0.15/0.43      ( setminusSubset1
% 0.15/0.43      = ( ! [A: $i,B: $i] :
% 0.15/0.43            ( ( ( setminus @ A @ B )
% 0.15/0.43              = emptyset )
% 0.15/0.43           => ( subset @ A @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiff_type,type,
% 0.15/0.43      symdiff: $i > $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiffE_type,type,
% 0.15/0.43      symdiffE: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiffE,definition,
% 0.15/0.43      ( symdiffE
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 0.15/0.43           => ! [Xphi: $o] :
% 0.15/0.43                ( ( ( in @ Xx @ A )
% 0.15/0.43                 => ( ~ ( in @ Xx @ B )
% 0.15/0.43                   => Xphi ) )
% 0.15/0.43               => ( ( ~ ( in @ Xx @ A )
% 0.15/0.43                   => ( ( in @ Xx @ B )
% 0.15/0.43                     => Xphi ) )
% 0.15/0.43                 => Xphi ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiffI1_type,type,
% 0.15/0.43      symdiffI1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiffI1,definition,
% 0.15/0.43      ( symdiffI1
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( ~ ( in @ Xx @ B )
% 0.15/0.43             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiffI2_type,type,
% 0.15/0.43      symdiffI2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiffI2,definition,
% 0.15/0.43      ( symdiffI2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ~ ( in @ Xx @ A )
% 0.15/0.43           => ( ( in @ Xx @ B )
% 0.15/0.43             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiffIneg1_type,type,
% 0.15/0.43      symdiffIneg1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiffIneg1,definition,
% 0.15/0.43      ( symdiffIneg1
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( ( in @ Xx @ B )
% 0.15/0.43             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiffIneg2_type,type,
% 0.15/0.43      symdiffIneg2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(symdiffIneg2,definition,
% 0.15/0.43      ( symdiffIneg2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ~ ( in @ Xx @ A )
% 0.15/0.43           => ( ~ ( in @ Xx @ B )
% 0.15/0.43             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(iskpair_type,type,
% 0.15/0.43      iskpair: $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(secondinupair_type,type,
% 0.15/0.43      secondinupair: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(secondinupair,definition,
% 0.15/0.43      ( secondinupair
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairIL_type,type,
% 0.15/0.43      setukpairIL: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairIL,definition,
% 0.15/0.43      ( setukpairIL
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairIR_type,type,
% 0.15/0.43      setukpairIR: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairIR,definition,
% 0.15/0.43      ( setukpairIR
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(kpairiskpair_type,type,
% 0.15/0.43      kpairiskpair: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(kpairiskpair,definition,
% 0.15/0.43      ( kpairiskpair
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(kpair_type,type,
% 0.15/0.43      kpair: $i > $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(kpairp_type,type,
% 0.15/0.43      kpairp: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(kpairp,definition,
% 0.15/0.43      ( kpairp
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprod_type,type,
% 0.15/0.43      cartprod: $i > $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(singletonsubset_type,type,
% 0.15/0.43      singletonsubset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(singletonsubset,definition,
% 0.15/0.43      ( singletonsubset
% 0.15/0.43      = ( ! [A: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(singletoninpowerset_type,type,
% 0.15/0.43      singletoninpowerset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(singletoninpowerset,definition,
% 0.15/0.43      ( singletoninpowerset
% 0.15/0.43      = ( ! [A: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(singletoninpowunion_type,type,
% 0.15/0.43      singletoninpowunion: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(singletoninpowunion,definition,
% 0.15/0.43      ( singletoninpowunion
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(upairset2E_type,type,
% 0.15/0.43      upairset2E: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(upairset2E,definition,
% 0.15/0.43      ( upairset2E
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.15/0.43            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.15/0.43           => ( ( Xz = Xx )
% 0.15/0.43              | ( Xz = Xy ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(upairsubunion_type,type,
% 0.15/0.43      upairsubunion: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(upairsubunion,definition,
% 0.15/0.43      ( upairsubunion
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(upairinpowunion_type,type,
% 0.15/0.43      upairinpowunion: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(upairinpowunion,definition,
% 0.15/0.43      ( upairinpowunion
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ubforcartprodlem1_type,type,
% 0.15/0.43      ubforcartprodlem1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ubforcartprodlem1,definition,
% 0.15/0.43      ( ubforcartprodlem1
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ubforcartprodlem2_type,type,
% 0.15/0.43      ubforcartprodlem2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ubforcartprodlem2,definition,
% 0.15/0.43      ( ubforcartprodlem2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ubforcartprodlem3_type,type,
% 0.15/0.43      ubforcartprodlem3: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ubforcartprodlem3,definition,
% 0.15/0.43      ( ubforcartprodlem3
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodpairin_type,type,
% 0.15/0.43      cartprodpairin: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodpairin,definition,
% 0.15/0.43      ( cartprodpairin
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodmempair1_type,type,
% 0.15/0.43      cartprodmempair1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodmempair1,definition,
% 0.15/0.43      ( cartprodmempair1
% 0.15/0.43      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.15/0.43            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.15/0.43           => ? [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43                & ? [Xy: $i] :
% 0.15/0.43                    ( ( in @ Xy @ B )
% 0.15/0.43                    & ( Xu
% 0.15/0.43                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodmempair_type,type,
% 0.15/0.43      cartprodmempair: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodmempair,definition,
% 0.15/0.43      ( cartprodmempair
% 0.15/0.43      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.15/0.43            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.15/0.43           => ( iskpair @ Xu ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionE2_type,type,
% 0.15/0.43      setunionE2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionE2,definition,
% 0.15/0.43      ( setunionE2
% 0.15/0.43      = ( ! [A: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ ( setunion @ A ) )
% 0.15/0.43           => ? [X: $i] :
% 0.15/0.43                ( ( in @ X @ A )
% 0.15/0.43                & ( in @ Xx @ X ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionsingleton1_type,type,
% 0.15/0.43      setunionsingleton1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionsingleton1,definition,
% 0.15/0.43      ( setunionsingleton1
% 0.15/0.43      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionsingleton2_type,type,
% 0.15/0.43      setunionsingleton2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionsingleton2,definition,
% 0.15/0.43      ( setunionsingleton2
% 0.15/0.43      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionsingleton_type,type,
% 0.15/0.43      setunionsingleton: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setunionsingleton,definition,
% 0.15/0.43      ( setunionsingleton
% 0.15/0.43      = ( ! [Xx: $i] :
% 0.15/0.43            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 0.15/0.43            = Xx ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(singleton_type,type,
% 0.15/0.43      singleton: $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(singletonprop_type,type,
% 0.15/0.43      singletonprop: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(singletonprop,definition,
% 0.15/0.43      ( singletonprop
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ! [Xy: $i] :
% 0.15/0.43                    ( ( in @ Xy @ A )
% 0.15/0.43                   => ( ( Xphi @ Xx )
% 0.15/0.43                     => ( ( Xphi @ Xy )
% 0.15/0.43                       => ( Xx = Xy ) ) ) ) )
% 0.15/0.43           => ( ? [Xx: $i] :
% 0.15/0.43                  ( ( in @ Xx @ A )
% 0.15/0.43                  & ( Xphi @ Xx ) )
% 0.15/0.43             => ( singleton
% 0.15/0.43                @ ( dsetconstr @ A
% 0.15/0.43                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ex1_type,type,
% 0.15/0.43      ex1: $i > ( $i > $o ) > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ex1,definition,
% 0.15/0.43      ( ex1
% 0.15/0.43      = ( ^ [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( singleton
% 0.15/0.43            @ ( dsetconstr @ A
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ex1E1_type,type,
% 0.15/0.43      ex1E1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ex1E1,definition,
% 0.15/0.43      ( ex1E1
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ( ex1 @ A
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43           => ? [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43                & ( Xphi @ Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ex1I_type,type,
% 0.15/0.43      ex1I: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ex1I,definition,
% 0.15/0.43      ( ex1I
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ( ( Xphi @ Xx )
% 0.15/0.43             => ( ! [Xy: $i] :
% 0.15/0.43                    ( ( in @ Xy @ A )
% 0.15/0.43                   => ( ( Xphi @ Xy )
% 0.15/0.43                     => ( Xy = Xx ) ) )
% 0.15/0.43               => ( ex1 @ A
% 0.15/0.43                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ex1I2_type,type,
% 0.15/0.43      ex1I2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ex1I2,definition,
% 0.15/0.43      ( ex1I2
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ! [Xy: $i] :
% 0.15/0.43                    ( ( in @ Xy @ A )
% 0.15/0.43                   => ( ( Xphi @ Xx )
% 0.15/0.43                     => ( ( Xphi @ Xy )
% 0.15/0.43                       => ( Xx = Xy ) ) ) ) )
% 0.15/0.43           => ( ? [Xx: $i] :
% 0.15/0.43                  ( ( in @ Xx @ A )
% 0.15/0.43                  & ( Xphi @ Xx ) )
% 0.15/0.43             => ( ex1 @ A
% 0.15/0.43                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(singletonsuniq_type,type,
% 0.15/0.43      singletonsuniq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(singletonsuniq,definition,
% 0.15/0.43      ( singletonsuniq
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( ( setadjoin @ Xx @ emptyset )
% 0.15/0.43              = ( setadjoin @ Xy @ emptyset ) )
% 0.15/0.43           => ( Xx = Xy ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(atmost1p_type,type,
% 0.15/0.43      atmost1p: $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(atleast2p_type,type,
% 0.15/0.43      atleast2p: $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(atmost2p_type,type,
% 0.15/0.43      atmost2p: $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(upairsetp_type,type,
% 0.15/0.43      upairsetp: $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjL1_type,type,
% 0.15/0.43      setukpairinjL1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjL1,definition,
% 0.15/0.43      ( setukpairinjL1
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.15/0.43            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 0.15/0.43           => ( Xx = Xz ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(kfstsingleton_type,type,
% 0.15/0.43      kfstsingleton: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(kfstsingleton,definition,
% 0.15/0.43      ( kfstsingleton
% 0.15/0.43      = ( ! [Xu: $i] :
% 0.15/0.43            ( ( iskpair @ Xu )
% 0.15/0.43           => ( singleton
% 0.15/0.43              @ ( dsetconstr @ ( setunion @ Xu )
% 0.15/0.43                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(theprop_type,type,
% 0.15/0.43      theprop: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(theprop,definition,
% 0.15/0.43      ( theprop
% 0.15/0.43      = ( ! [X: $i] :
% 0.15/0.43            ( ( singleton @ X )
% 0.15/0.43           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(kfst_type,type,
% 0.15/0.43      kfst: $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(kfstpairEq_type,type,
% 0.15/0.43      kfstpairEq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(kfstpairEq,definition,
% 0.15/0.43      ( kfstpairEq
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.15/0.43            = Xx ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodfstin_type,type,
% 0.15/0.43      cartprodfstin: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodfstin,definition,
% 0.15/0.43      ( cartprodfstin
% 0.15/0.43      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.15/0.43            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.15/0.43           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjL2_type,type,
% 0.15/0.43      setukpairinjL2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjL2,definition,
% 0.15/0.43      ( setukpairinjL2
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.15/0.43            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.15/0.43              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.15/0.43           => ( Xx = Xz ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjL_type,type,
% 0.15/0.43      setukpairinjL: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjL,definition,
% 0.15/0.43      ( setukpairinjL
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.15/0.43            ( ( ( kpair @ Xx @ Xy )
% 0.15/0.43              = ( kpair @ Xz @ Xu ) )
% 0.15/0.43           => ( Xx = Xz ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjR11_type,type,
% 0.15/0.43      setukpairinjR11: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjR11,definition,
% 0.15/0.43      ( setukpairinjR11
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( Xx = Xy )
% 0.15/0.43           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.15/0.43              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjR12_type,type,
% 0.15/0.43      setukpairinjR12: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjR12,definition,
% 0.15/0.43      ( setukpairinjR12
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( Xx = Xy )
% 0.15/0.43           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.15/0.43              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjR1_type,type,
% 0.15/0.43      setukpairinjR1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjR1,definition,
% 0.15/0.43      ( setukpairinjR1
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.15/0.43            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.15/0.43              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.15/0.43           => ( ( Xz = Xu )
% 0.15/0.43             => ( Xy = Xu ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(upairequniteq_type,type,
% 0.15/0.43      upairequniteq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(upairequniteq,definition,
% 0.15/0.43      ( upairequniteq
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.15/0.43            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.15/0.43              = ( setadjoin @ Xz @ emptyset ) )
% 0.15/0.43           => ( Xx = Xy ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjR2_type,type,
% 0.15/0.43      setukpairinjR2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjR2,definition,
% 0.15/0.43      ( setukpairinjR2
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.15/0.43            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.15/0.43              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.15/0.43           => ( Xy = Xu ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjR_type,type,
% 0.15/0.43      setukpairinjR: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setukpairinjR,definition,
% 0.15/0.43      ( setukpairinjR
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.15/0.43            ( ( ( kpair @ Xx @ Xy )
% 0.15/0.43              = ( kpair @ Xz @ Xu ) )
% 0.15/0.43           => ( Xy = Xu ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ksndsingleton_type,type,
% 0.15/0.43      ksndsingleton: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ksndsingleton,definition,
% 0.15/0.43      ( ksndsingleton
% 0.15/0.43      = ( ! [Xu: $i] :
% 0.15/0.43            ( ( iskpair @ Xu )
% 0.15/0.43           => ( singleton
% 0.15/0.43              @ ( dsetconstr @ ( setunion @ Xu )
% 0.15/0.43                @ ^ [Xx: $i] :
% 0.15/0.43                    ( Xu
% 0.15/0.43                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ksnd_type,type,
% 0.15/0.43      ksnd: $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(ksndpairEq_type,type,
% 0.15/0.43      ksndpairEq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ksndpairEq,definition,
% 0.15/0.43      ( ksndpairEq
% 0.15/0.43      = ( ! [Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.15/0.43            = Xy ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(kpairsurjEq_type,type,
% 0.15/0.43      kpairsurjEq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(kpairsurjEq,definition,
% 0.15/0.43      ( kpairsurjEq
% 0.15/0.43      = ( ! [Xu: $i] :
% 0.15/0.43            ( ( iskpair @ Xu )
% 0.15/0.43           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.15/0.43              = Xu ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodsndin_type,type,
% 0.15/0.43      cartprodsndin: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodsndin,definition,
% 0.15/0.43      ( cartprodsndin
% 0.15/0.43      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.15/0.43            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.15/0.43           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodpairmemEL_type,type,
% 0.15/0.43      cartprodpairmemEL: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodpairmemEL,definition,
% 0.15/0.43      ( cartprodpairmemEL
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.15/0.43           => ( in @ Xx @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodpairmemER_type,type,
% 0.15/0.43      cartprodpairmemER: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodpairmemER,definition,
% 0.15/0.43      ( cartprodpairmemER
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.15/0.43           => ( in @ Xy @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodmempaircEq_type,type,
% 0.15/0.43      cartprodmempaircEq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodmempaircEq,definition,
% 0.15/0.43      ( cartprodmempaircEq
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( ( kpair @ Xx @ Xy )
% 0.15/0.43                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodfstpairEq_type,type,
% 0.15/0.43      cartprodfstpairEq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodfstpairEq,definition,
% 0.15/0.43      ( cartprodfstpairEq
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.15/0.43                  = Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodsndpairEq_type,type,
% 0.15/0.43      cartprodsndpairEq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodsndpairEq,definition,
% 0.15/0.43      ( cartprodsndpairEq
% 0.15/0.43      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.15/0.43                  = Xy ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodpairsurjEq_type,type,
% 0.15/0.43      cartprodpairsurjEq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(cartprodpairsurjEq,definition,
% 0.15/0.43      ( cartprodpairsurjEq
% 0.15/0.43      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.15/0.43            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.15/0.43           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.15/0.43              = Xu ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(breln_type,type,
% 0.15/0.43      breln: $i > $i > $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(breln,definition,
% 0.15/0.43      ( breln
% 0.15/0.43      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstr_type,type,
% 0.15/0.43      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrI_type,type,
% 0.15/0.43      dpsetconstrI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrI,definition,
% 0.15/0.43      ( dpsetconstrI
% 0.15/0.43      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( ( Xphi @ Xx @ Xy )
% 0.15/0.43                 => ( in @ ( kpair @ Xx @ Xy )
% 0.15/0.43                    @ ( dpsetconstr @ A @ B
% 0.15/0.43                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrSub_type,type,
% 0.15/0.43      dpsetconstrSub: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrSub,definition,
% 0.15/0.43      ( dpsetconstrSub
% 0.15/0.43      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.15/0.43            ( subset
% 0.15/0.43            @ ( dpsetconstr @ A @ B
% 0.15/0.43              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 0.15/0.43            @ ( cartprod @ A @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setOfPairsIsBReln_type,type,
% 0.15/0.43      setOfPairsIsBReln: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setOfPairsIsBReln,definition,
% 0.15/0.43      ( setOfPairsIsBReln
% 0.15/0.43      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.15/0.43            ( breln @ A @ B
% 0.15/0.43            @ ( dpsetconstr @ A @ B
% 0.15/0.43              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrERa_type,type,
% 0.15/0.43      dpsetconstrERa: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrERa,definition,
% 0.15/0.43      ( dpsetconstrERa
% 0.15/0.43      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ B )
% 0.15/0.43               => ( ( in @ ( kpair @ Xx @ Xy )
% 0.15/0.43                    @ ( dpsetconstr @ A @ B
% 0.15/0.43                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.15/0.43                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrEL1_type,type,
% 0.15/0.43      dpsetconstrEL1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrEL1,definition,
% 0.15/0.43      ( dpsetconstrEL1
% 0.15/0.43      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( in @ ( kpair @ Xx @ Xy )
% 0.15/0.43              @ ( dpsetconstr @ A @ B
% 0.15/0.43                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.15/0.43           => ( in @ Xx @ A ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrEL2_type,type,
% 0.15/0.43      dpsetconstrEL2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrEL2,definition,
% 0.15/0.43      ( dpsetconstrEL2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( in @ ( kpair @ Xx @ Xy )
% 0.15/0.43              @ ( dpsetconstr @ A @ B
% 0.15/0.43                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.15/0.43           => ( in @ Xy @ B ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrER_type,type,
% 0.15/0.43      dpsetconstrER: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(dpsetconstrER,definition,
% 0.15/0.43      ( dpsetconstrER
% 0.15/0.43      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.15/0.43            ( ( in @ ( kpair @ Xx @ Xy )
% 0.15/0.43              @ ( dpsetconstr @ A @ B
% 0.15/0.43                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.15/0.43           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(func_type,type,
% 0.15/0.43      func: $i > $i > $i > $o ).
% 0.15/0.43  
% 0.15/0.43  thf(funcSet_type,type,
% 0.15/0.43      funcSet: $i > $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(funcImageSingleton_type,type,
% 0.15/0.43      funcImageSingleton: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(funcImageSingleton,definition,
% 0.15/0.43      ( funcImageSingleton
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( func @ A @ B @ Xf )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( singleton
% 0.15/0.43                  @ ( dsetconstr @ B
% 0.15/0.43                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(apProp_type,type,
% 0.15/0.43      apProp: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(apProp,definition,
% 0.15/0.43      ( apProp
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( func @ A @ B @ Xf )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in
% 0.15/0.43                  @ ( setunion
% 0.15/0.43                    @ ( dsetconstr @ B
% 0.15/0.43                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 0.15/0.43                  @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ap_type,type,
% 0.15/0.43      ap: $i > $i > $i > $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(app_type,type,
% 0.15/0.43      app: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(app,definition,
% 0.15/0.43      ( app
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( func @ A @ B @ Xf )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(infuncsetfunc_type,type,
% 0.15/0.43      infuncsetfunc: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(infuncsetfunc,definition,
% 0.15/0.43      ( infuncsetfunc
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.15/0.43           => ( func @ A @ B @ Xf ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ap2p_type,type,
% 0.15/0.43      ap2p: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ap2p,definition,
% 0.15/0.43      ( ap2p
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(funcinfuncset_type,type,
% 0.15/0.43      funcinfuncset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(funcinfuncset,definition,
% 0.15/0.43      ( funcinfuncset
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( func @ A @ B @ Xf )
% 0.15/0.43           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(lamProp_type,type,
% 0.15/0.43      lamProp: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(lamProp,definition,
% 0.15/0.43      ( lamProp
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.15/0.43           => ( func @ A @ B
% 0.15/0.43              @ ( dpsetconstr @ A @ B
% 0.15/0.43                @ ^ [Xx: $i,Xy: $i] :
% 0.15/0.43                    ( ( Xf @ Xx )
% 0.15/0.43                    = Xy ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(lam_type,type,
% 0.15/0.43      lam: $i > $i > ( $i > $i ) > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(lamp_type,type,
% 0.15/0.43      lamp: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(lamp,definition,
% 0.15/0.43      ( lamp
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.15/0.43           => ( func @ A @ B
% 0.15/0.43              @ ( lam @ A @ B
% 0.15/0.43                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(lam2p_type,type,
% 0.15/0.43      lam2p: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(lam2p,definition,
% 0.15/0.43      ( lam2p
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.15/0.43           => ( in
% 0.15/0.43              @ ( lam @ A @ B
% 0.15/0.43                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.15/0.43              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(brelnall1_type,type,
% 0.15/0.43      brelnall1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(brelnall1,definition,
% 0.15/0.43      ( brelnall1
% 0.15/0.43      = ( ! [A: $i,B: $i,R: $i] :
% 0.15/0.43            ( ( breln @ A @ B @ R )
% 0.15/0.43           => ! [Xphi: $i > $o] :
% 0.15/0.43                ( ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ! [Xy: $i] :
% 0.15/0.43                        ( ( in @ Xy @ B )
% 0.15/0.43                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.15/0.43                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ R )
% 0.15/0.43                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(brelnall2_type,type,
% 0.15/0.43      brelnall2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(brelnall2,definition,
% 0.15/0.43      ( brelnall2
% 0.15/0.43      = ( ! [A: $i,B: $i,R: $i] :
% 0.15/0.43            ( ( breln @ A @ B @ R )
% 0.15/0.43           => ! [Xphi: $i > $o] :
% 0.15/0.43                ( ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ! [Xy: $i] :
% 0.15/0.43                        ( ( in @ Xy @ B )
% 0.15/0.43                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.15/0.43                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ R )
% 0.15/0.43                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ex1E2_type,type,
% 0.15/0.43      ex1E2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ex1E2,definition,
% 0.15/0.43      ( ex1E2
% 0.15/0.43      = ( ! [A: $i,Xphi: $i > $o] :
% 0.15/0.43            ( ( ex1 @ A
% 0.15/0.43              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ! [Xy: $i] :
% 0.15/0.43                    ( ( in @ Xy @ A )
% 0.15/0.43                   => ( ( Xphi @ Xx )
% 0.15/0.43                     => ( ( Xphi @ Xy )
% 0.15/0.43                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(funcGraphProp1_type,type,
% 0.15/0.43      funcGraphProp1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(funcGraphProp1,definition,
% 0.15/0.43      ( funcGraphProp1
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( func @ A @ B @ Xf )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(funcGraphProp3_type,type,
% 0.15/0.43      funcGraphProp3: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(funcGraphProp3,definition,
% 0.15/0.43      ( funcGraphProp3
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(funcGraphProp2_type,type,
% 0.15/0.43      funcGraphProp2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(funcGraphProp2,definition,
% 0.15/0.43      ( funcGraphProp2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( func @ A @ B @ Xf )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ! [Xy: $i] :
% 0.15/0.43                    ( ( in @ Xy @ B )
% 0.15/0.43                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.15/0.43                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.15/0.43                        = Xy ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(funcextLem_type,type,
% 0.15/0.43      funcextLem: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(funcextLem,definition,
% 0.15/0.43      ( funcextLem
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( func @ A @ B @ Xf )
% 0.15/0.43           => ! [Xg: $i] :
% 0.15/0.43                ( ( func @ A @ B @ Xg )
% 0.15/0.43               => ( ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ A )
% 0.15/0.43                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.15/0.43                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.15/0.43                 => ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ A )
% 0.15/0.43                     => ! [Xy: $i] :
% 0.15/0.43                          ( ( in @ Xy @ B )
% 0.15/0.43                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 0.15/0.43                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(funcGraphProp4_type,type,
% 0.15/0.43      funcGraphProp4: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(funcGraphProp4,definition,
% 0.15/0.43      ( funcGraphProp4
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ! [Xy: $i] :
% 0.15/0.43                    ( ( in @ Xy @ B )
% 0.15/0.43                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.15/0.43                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.15/0.43                        = Xy ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subbreln_type,type,
% 0.15/0.43      subbreln: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subbreln,definition,
% 0.15/0.43      ( subbreln
% 0.15/0.43      = ( ! [A: $i,B: $i,R: $i] :
% 0.15/0.43            ( ( breln @ A @ B @ R )
% 0.15/0.43           => ! [S: $i] :
% 0.15/0.43                ( ( breln @ A @ B @ S )
% 0.15/0.43               => ( ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ A )
% 0.15/0.43                     => ! [Xy: $i] :
% 0.15/0.43                          ( ( in @ Xy @ B )
% 0.15/0.43                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.15/0.43                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.15/0.43                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(eqbreln_type,type,
% 0.15/0.43      eqbreln: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(eqbreln,definition,
% 0.15/0.43      ( eqbreln
% 0.15/0.43      = ( ! [A: $i,B: $i,R: $i] :
% 0.15/0.43            ( ( breln @ A @ B @ R )
% 0.15/0.43           => ! [S: $i] :
% 0.15/0.43                ( ( breln @ A @ B @ S )
% 0.15/0.43               => ( ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ A )
% 0.15/0.43                     => ! [Xy: $i] :
% 0.15/0.43                          ( ( in @ Xy @ B )
% 0.15/0.43                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.15/0.43                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.15/0.43                 => ( ! [Xx: $i] :
% 0.15/0.43                        ( ( in @ Xx @ A )
% 0.15/0.43                       => ! [Xy: $i] :
% 0.15/0.43                            ( ( in @ Xy @ B )
% 0.15/0.43                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 0.15/0.43                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 0.15/0.43                   => ( R = S ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(funcext_type,type,
% 0.15/0.43      funcext: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(funcext,definition,
% 0.15/0.43      ( funcext
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( func @ A @ B @ Xf )
% 0.15/0.43           => ! [Xg: $i] :
% 0.15/0.43                ( ( func @ A @ B @ Xg )
% 0.15/0.43               => ( ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ A )
% 0.15/0.43                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.15/0.43                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.15/0.43                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(funcext2_type,type,
% 0.15/0.43      funcext2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(funcext2,definition,
% 0.15/0.43      ( funcext2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.15/0.43           => ! [Xg: $i] :
% 0.15/0.43                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 0.15/0.43               => ( ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ A )
% 0.15/0.43                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.15/0.43                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.15/0.43                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ap2apEq1_type,type,
% 0.15/0.43      ap2apEq1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ap2apEq1,definition,
% 0.15/0.43      ( ap2apEq1
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.15/0.43                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ap2apEq2_type,type,
% 0.15/0.43      ap2apEq2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ap2apEq2,definition,
% 0.15/0.43      ( ap2apEq2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( func @ A @ B @ Xf )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.15/0.43                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(beta1_type,type,
% 0.15/0.43      beta1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(beta1,definition,
% 0.15/0.43      ( beta1
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( ( ap @ A @ B
% 0.15/0.43                    @ ( lam @ A @ B
% 0.15/0.43                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.15/0.43                    @ Xx )
% 0.15/0.43                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(eta1_type,type,
% 0.15/0.43      eta1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(eta1,definition,
% 0.15/0.43      ( eta1
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( func @ A @ B @ Xf )
% 0.15/0.43           => ( ( lam @ A @ B
% 0.15/0.43                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.15/0.43              = Xf ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(lam2lamEq_type,type,
% 0.15/0.43      lam2lamEq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(lam2lamEq,definition,
% 0.15/0.43      ( lam2lamEq
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.15/0.43           => ( ( lam @ A @ B
% 0.15/0.43                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.15/0.43              = ( lam @ A @ B
% 0.15/0.43                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(beta2_type,type,
% 0.15/0.43      beta2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(beta2,definition,
% 0.15/0.43      ( beta2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.15/0.43            ( ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( ( ap @ A @ B
% 0.15/0.43                    @ ( lam @ A @ B
% 0.15/0.43                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.15/0.43                    @ Xx )
% 0.15/0.43                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(eta2_type,type,
% 0.15/0.43      eta2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(eta2,definition,
% 0.15/0.43      ( eta2
% 0.15/0.43      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.15/0.43            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.15/0.43           => ( ( lam @ A @ B
% 0.15/0.43                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.15/0.43              = Xf ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(iffalseProp1_type,type,
% 0.15/0.43      iffalseProp1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(iffalseProp1,definition,
% 0.15/0.43      ( iffalseProp1
% 0.15/0.43      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ A )
% 0.15/0.43               => ( ~ Xphi
% 0.15/0.43                 => ( in @ Xy
% 0.15/0.43                    @ ( dsetconstr @ A
% 0.15/0.43                      @ ^ [Xz: $i] :
% 0.15/0.43                          ( ( Xphi
% 0.15/0.43                            & ( Xz = Xx ) )
% 0.15/0.43                          | ( ~ Xphi
% 0.15/0.43                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(iffalseProp2_type,type,
% 0.15/0.43      iffalseProp2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(iffalseProp2,definition,
% 0.15/0.43      ( iffalseProp2
% 0.15/0.43      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ A )
% 0.15/0.43               => ( ~ Xphi
% 0.15/0.43                 => ( ( dsetconstr @ A
% 0.15/0.43                      @ ^ [Xz: $i] :
% 0.15/0.43                          ( ( Xphi
% 0.15/0.43                            & ( Xz = Xx ) )
% 0.15/0.43                          | ( ~ Xphi
% 0.15/0.43                            & ( Xz = Xy ) ) ) )
% 0.15/0.43                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(iftrueProp1_type,type,
% 0.15/0.43      iftrueProp1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(iftrueProp1,definition,
% 0.15/0.43      ( iftrueProp1
% 0.15/0.43      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ A )
% 0.15/0.43               => ( Xphi
% 0.15/0.43                 => ( in @ Xx
% 0.15/0.43                    @ ( dsetconstr @ A
% 0.15/0.43                      @ ^ [Xz: $i] :
% 0.15/0.43                          ( ( Xphi
% 0.15/0.43                            & ( Xz = Xx ) )
% 0.15/0.43                          | ( ~ Xphi
% 0.15/0.43                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(iftrueProp2_type,type,
% 0.15/0.43      iftrueProp2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(iftrueProp2,definition,
% 0.15/0.43      ( iftrueProp2
% 0.15/0.43      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ A )
% 0.15/0.43               => ( Xphi
% 0.15/0.43                 => ( ( dsetconstr @ A
% 0.15/0.43                      @ ^ [Xz: $i] :
% 0.15/0.43                          ( ( Xphi
% 0.15/0.43                            & ( Xz = Xx ) )
% 0.15/0.43                          | ( ~ Xphi
% 0.15/0.43                            & ( Xz = Xy ) ) ) )
% 0.15/0.43                    = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(ifSingleton_type,type,
% 0.15/0.43      ifSingleton: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ifSingleton,definition,
% 0.15/0.43      ( ifSingleton
% 0.15/0.43      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ A )
% 0.15/0.43               => ( singleton
% 0.15/0.43                  @ ( dsetconstr @ A
% 0.15/0.43                    @ ^ [Xz: $i] :
% 0.15/0.43                        ( ( Xphi
% 0.15/0.43                          & ( Xz = Xx ) )
% 0.15/0.43                        | ( ~ Xphi
% 0.15/0.43                          & ( Xz = Xy ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(if_type,type,
% 0.15/0.43      if: $i > $o > $i > $i > $i ).
% 0.15/0.43  
% 0.15/0.43  thf(ifp_type,type,
% 0.15/0.43      ifp: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(ifp,definition,
% 0.15/0.43      ( ifp
% 0.15/0.43      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ A )
% 0.15/0.43               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(theeq_type,type,
% 0.15/0.43      theeq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(theeq,definition,
% 0.15/0.43      ( theeq
% 0.15/0.43      = ( ! [X: $i] :
% 0.15/0.43            ( ( singleton @ X )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ X )
% 0.15/0.43               => ( ( setunion @ X )
% 0.15/0.43                  = Xx ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(iftrue_type,type,
% 0.15/0.43      iftrue: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(iftrue,definition,
% 0.15/0.43      ( iftrue
% 0.15/0.43      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ A )
% 0.15/0.43               => ( Xphi
% 0.15/0.43                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 0.15/0.43                    = Xx ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(iffalse_type,type,
% 0.15/0.43      iffalse: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(iffalse,definition,
% 0.15/0.43      ( iffalse
% 0.15/0.43      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ A )
% 0.15/0.43               => ( ~ Xphi
% 0.15/0.43                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 0.15/0.43                    = Xy ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(iftrueorfalse_type,type,
% 0.15/0.43      iftrueorfalse: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(iftrueorfalse,definition,
% 0.15/0.43      ( iftrueorfalse
% 0.15/0.43      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.15/0.43            ( ( in @ Xx @ A )
% 0.15/0.43           => ! [Xy: $i] :
% 0.15/0.43                ( ( in @ Xy @ A )
% 0.15/0.43               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectT_lem_type,type,
% 0.15/0.43      binintersectT_lem: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectT_lem,definition,
% 0.15/0.43      ( binintersectT_lem
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionT_lem_type,type,
% 0.15/0.43      binunionT_lem: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionT_lem,definition,
% 0.15/0.43      ( binunionT_lem
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( in @ ( binunion @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetT_lem_type,type,
% 0.15/0.43      powersetT_lem: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetT_lem,definition,
% 0.15/0.43      ( powersetT_lem
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ( in @ ( powerset @ X ) @ ( powerset @ ( powerset @ A ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusT_lem_type,type,
% 0.15/0.43      setminusT_lem: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setminusT_lem,definition,
% 0.15/0.43      ( setminusT_lem
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( in @ ( setminus @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(complementT_lem_type,type,
% 0.15/0.43      complementT_lem: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(complementT_lem,definition,
% 0.15/0.43      ( complementT_lem
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ( in @ ( setminus @ A @ X ) @ ( powerset @ A ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(setextT_type,type,
% 0.15/0.43      setextT: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(setextT,definition,
% 0.15/0.43      ( setextT
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ A )
% 0.15/0.43                     => ( ( in @ Xx @ X )
% 0.15/0.43                       => ( in @ Xx @ Y ) ) )
% 0.15/0.43                 => ( ! [Xx: $i] :
% 0.15/0.43                        ( ( in @ Xx @ A )
% 0.15/0.43                       => ( ( in @ Xx @ Y )
% 0.15/0.43                         => ( in @ Xx @ X ) ) )
% 0.15/0.43                   => ( X = Y ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetTI_type,type,
% 0.15/0.43      subsetTI: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(subsetTI,definition,
% 0.15/0.43      ( subsetTI
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ A )
% 0.15/0.43                     => ( ( in @ Xx @ X )
% 0.15/0.43                       => ( in @ Xx @ Y ) ) )
% 0.15/0.43                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetTI1_type,type,
% 0.15/0.43      powersetTI1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetTI1,definition,
% 0.15/0.43      ( powersetTI1
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ A )
% 0.15/0.43                     => ( ( in @ Xx @ X )
% 0.15/0.43                       => ( in @ Xx @ Y ) ) )
% 0.15/0.43                 => ( in @ X @ ( powerset @ Y ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetTE1_type,type,
% 0.15/0.43      powersetTE1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(powersetTE1,definition,
% 0.15/0.43      ( powersetTE1
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ( in @ X @ ( powerset @ Y ) )
% 0.15/0.43                     => ( ( in @ Xx @ X )
% 0.15/0.43                       => ( in @ Xx @ Y ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(complementTI1_type,type,
% 0.15/0.43      complementTI1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(complementTI1,definition,
% 0.15/0.43      ( complementTI1
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( ( in @ Xx @ X )
% 0.15/0.43                 => ~ ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(complementTE1_type,type,
% 0.15/0.43      complementTE1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(complementTE1,definition,
% 0.15/0.43      ( complementTE1
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( ~ ( in @ Xx @ ( setminus @ A @ X ) )
% 0.15/0.43                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectTELcontra_type,type,
% 0.15/0.43      binintersectTELcontra: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectTELcontra,definition,
% 0.15/0.43      ( binintersectTELcontra
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ~ ( in @ Xx @ X )
% 0.15/0.43                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectTERcontra_type,type,
% 0.15/0.43      binintersectTERcontra: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binintersectTERcontra,definition,
% 0.15/0.43      ( binintersectTERcontra
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ~ ( in @ Xx @ Y )
% 0.15/0.43                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(contrasubsetT_type,type,
% 0.15/0.43      contrasubsetT: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(contrasubsetT,definition,
% 0.15/0.43      ( contrasubsetT
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.15/0.43                     => ( ( in @ Xx @ Y )
% 0.15/0.43                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(contrasubsetT1_type,type,
% 0.15/0.43      contrasubsetT1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(contrasubsetT1,definition,
% 0.15/0.43      ( contrasubsetT1
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ( subset @ X @ Y )
% 0.15/0.43                     => ( ~ ( in @ Xx @ Y )
% 0.15/0.43                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(contrasubsetT2_type,type,
% 0.15/0.43      contrasubsetT2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(contrasubsetT2,definition,
% 0.15/0.43      ( contrasubsetT2
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( ( subset @ X @ Y )
% 0.15/0.43                 => ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(contrasubsetT3_type,type,
% 0.15/0.43      contrasubsetT3: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(contrasubsetT3,definition,
% 0.15/0.43      ( contrasubsetT3
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) )
% 0.15/0.43                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(doubleComplementI1_type,type,
% 0.15/0.43      doubleComplementI1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(doubleComplementI1,definition,
% 0.15/0.43      ( doubleComplementI1
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( ( in @ Xx @ X )
% 0.15/0.43                 => ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(doubleComplementE1_type,type,
% 0.15/0.43      doubleComplementE1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(doubleComplementE1,definition,
% 0.15/0.43      ( doubleComplementE1
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Xx: $i] :
% 0.15/0.43                ( ( in @ Xx @ A )
% 0.15/0.43               => ( ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) )
% 0.15/0.43                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(doubleComplementSub1_type,type,
% 0.15/0.43      doubleComplementSub1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(doubleComplementSub1,definition,
% 0.15/0.43      ( doubleComplementSub1
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ( subset @ X @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(doubleComplementSub2_type,type,
% 0.15/0.43      doubleComplementSub2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(doubleComplementSub2,definition,
% 0.15/0.43      ( doubleComplementSub2
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ( subset @ ( setminus @ A @ ( setminus @ A @ X ) ) @ X ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(doubleComplementEq_type,type,
% 0.15/0.43      doubleComplementEq: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(doubleComplementEq,definition,
% 0.15/0.43      ( doubleComplementEq
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ( X
% 0.15/0.43              = ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(complementTnotintersectT_type,type,
% 0.15/0.43      complementTnotintersectT: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(complementTnotintersectT,definition,
% 0.15/0.43      ( complementTnotintersectT
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.15/0.43                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(complementImpComplementIntersect_type,type,
% 0.15/0.43      complementImpComplementIntersect: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(complementImpComplementIntersect,definition,
% 0.15/0.43      ( complementImpComplementIntersect
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.15/0.43                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(complementSubsetComplementIntersect_type,type,
% 0.15/0.43      complementSubsetComplementIntersect: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(complementSubsetComplementIntersect,definition,
% 0.15/0.43      ( complementSubsetComplementIntersect
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( subset @ ( setminus @ A @ X ) @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(complementInPowersetComplementIntersect_type,type,
% 0.15/0.43      complementInPowersetComplementIntersect: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(complementInPowersetComplementIntersect,definition,
% 0.15/0.43      ( complementInPowersetComplementIntersect
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(contraSubsetComplement_type,type,
% 0.15/0.43      contraSubsetComplement: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(contraSubsetComplement,definition,
% 0.15/0.43      ( contraSubsetComplement
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.15/0.43                 => ! [Xx: $i] :
% 0.15/0.43                      ( ( in @ Xx @ A )
% 0.15/0.43                     => ( ( in @ Xx @ Y )
% 0.15/0.43                       => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(complementTcontraSubset_type,type,
% 0.15/0.43      complementTcontraSubset: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(complementTcontraSubset,definition,
% 0.15/0.43      ( complementTcontraSubset
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.15/0.43                 => ( subset @ Y @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionTILcontra_type,type,
% 0.15/0.43      binunionTILcontra: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionTILcontra,definition,
% 0.15/0.43      ( binunionTILcontra
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 0.15/0.43                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionTIRcontra_type,type,
% 0.15/0.43      binunionTIRcontra: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionTIRcontra,definition,
% 0.15/0.43      ( binunionTIRcontra
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 0.15/0.43                     => ~ ( in @ Xx @ Y ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(inIntersectImpInUnion_type,type,
% 0.15/0.43      inIntersectImpInUnion: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(inIntersectImpInUnion,definition,
% 0.15/0.43      ( inIntersectImpInUnion
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Z: $i] :
% 0.15/0.43                    ( ( in @ Z @ ( powerset @ A ) )
% 0.15/0.43                   => ! [Xx: $i] :
% 0.15/0.43                        ( ( in @ Xx @ A )
% 0.15/0.43                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 0.15/0.43                         => ( in @ Xx @ ( binunion @ X @ Z ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(inIntersectImpInUnion2_type,type,
% 0.15/0.43      inIntersectImpInUnion2: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(inIntersectImpInUnion2,definition,
% 0.15/0.43      ( inIntersectImpInUnion2
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Z: $i] :
% 0.15/0.43                    ( ( in @ Z @ ( powerset @ A ) )
% 0.15/0.43                   => ! [Xx: $i] :
% 0.15/0.43                        ( ( in @ Xx @ A )
% 0.15/0.43                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 0.15/0.43                         => ( in @ Xx @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(inIntersectImpInIntersectUnions_type,type,
% 0.15/0.43      inIntersectImpInIntersectUnions: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(inIntersectImpInIntersectUnions,definition,
% 0.15/0.43      ( inIntersectImpInIntersectUnions
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Z: $i] :
% 0.15/0.43                    ( ( in @ Z @ ( powerset @ A ) )
% 0.15/0.43                   => ! [Xx: $i] :
% 0.15/0.43                        ( ( in @ Xx @ A )
% 0.15/0.43                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 0.15/0.43                         => ( in @ Xx @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(intersectInPowersetIntersectUnions_type,type,
% 0.15/0.43      intersectInPowersetIntersectUnions: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(intersectInPowersetIntersectUnions,definition,
% 0.15/0.43      ( intersectInPowersetIntersectUnions
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Z: $i] :
% 0.15/0.43                    ( ( in @ Z @ ( powerset @ A ) )
% 0.15/0.43                   => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(inComplementUnionImpNotIn1_type,type,
% 0.15/0.43      inComplementUnionImpNotIn1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(inComplementUnionImpNotIn1,definition,
% 0.15/0.43      ( inComplementUnionImpNotIn1
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 0.15/0.43                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(inComplementUnionImpInComplement1_type,type,
% 0.15/0.43      inComplementUnionImpInComplement1: $o ).
% 0.15/0.43  
% 0.15/0.43  thf(inComplementUnionImpInComplement1,definition,
% 0.15/0.43      ( inComplementUnionImpInComplement1
% 0.15/0.43      = ( ! [A: $i,X: $i] :
% 0.15/0.43            ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43           => ! [Y: $i] :
% 0.15/0.43                ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43               => ! [Xx: $i] :
% 0.15/0.43                    ( ( in @ Xx @ A )
% 0.15/0.43                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 0.15/0.43                     => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  thf(binunionTE,conjecture,
% 0.15/0.43      ( setextAx
% 0.15/0.43     => ( emptysetAx
% 0.15/0.43       => ( setadjoinAx
% 0.15/0.43         => ( powersetAx
% 0.15/0.43           => ( setunionAx
% 0.15/0.43             => ( omega0Ax
% 0.15/0.43               => ( omegaSAx
% 0.15/0.43                 => ( omegaIndAx
% 0.15/0.43                   => ( replAx
% 0.15/0.43                     => ( foundationAx
% 0.15/0.43                       => ( wellorderingAx
% 0.15/0.43                         => ( descrp
% 0.15/0.43                           => ( dsetconstrI
% 0.15/0.43                             => ( dsetconstrEL
% 0.15/0.43                               => ( dsetconstrER
% 0.15/0.43                                 => ( exuE1
% 0.15/0.43                                   => ( prop2setE
% 0.15/0.43                                     => ( emptysetE
% 0.15/0.43                                       => ( emptysetimpfalse
% 0.15/0.43                                         => ( notinemptyset
% 0.15/0.43                                           => ( exuE3e
% 0.15/0.43                                             => ( setext
% 0.15/0.43                                               => ( emptyI
% 0.15/0.43                                                 => ( noeltsimpempty
% 0.15/0.43                                                   => ( setbeta
% 0.15/0.43                                                     => ( nonemptyE1
% 0.15/0.43                                                       => ( nonemptyI
% 0.15/0.43                                                         => ( nonemptyI1
% 0.15/0.43                                                           => ( setadjoinIL
% 0.15/0.43                                                             => ( emptyinunitempty
% 0.15/0.43                                                               => ( setadjoinIR
% 0.15/0.43                                                                 => ( setadjoinE
% 0.15/0.43                                                                   => ( setadjoinOr
% 0.15/0.43                                                                     => ( setoftrueEq
% 0.15/0.43                                                                       => ( powersetI
% 0.15/0.43                                                                         => ( emptyinPowerset
% 0.15/0.43                                                                           => ( emptyInPowerset
% 0.15/0.43                                                                             => ( powersetE
% 0.15/0.43                                                                               => ( setunionI
% 0.15/0.43                                                                                 => ( setunionE
% 0.15/0.43                                                                                   => ( subPowSU
% 0.15/0.43                                                                                     => ( exuE2
% 0.15/0.43                                                                                       => ( nonemptyImpWitness
% 0.15/0.43                                                                                         => ( uniqinunit
% 0.15/0.43                                                                                           => ( notinsingleton
% 0.15/0.43                                                                                             => ( eqinunit
% 0.15/0.43                                                                                               => ( singletonsswitch
% 0.15/0.43                                                                                                 => ( upairsetE
% 0.15/0.43                                                                                                   => ( upairsetIL
% 0.15/0.43                                                                                                     => ( upairsetIR
% 0.15/0.43                                                                                                       => ( emptyE1
% 0.15/0.43                                                                                                         => ( vacuousDall
% 0.15/0.43                                                                                                           => ( quantDeMorgan1
% 0.15/0.43                                                                                                             => ( quantDeMorgan2
% 0.15/0.43                                                                                                               => ( quantDeMorgan3
% 0.15/0.43                                                                                                                 => ( quantDeMorgan4
% 0.15/0.43                                                                                                                   => ( prop2setI
% 0.15/0.43                                                                                                                     => ( prop2set2propI
% 0.15/0.43                                                                                                                       => ( notdexE
% 0.15/0.43                                                                                                                         => ( notdallE
% 0.15/0.43                                                                                                                           => ( exuI1
% 0.15/0.43                                                                                                                             => ( exuI3
% 0.15/0.43                                                                                                                               => ( exuI2
% 0.15/0.43                                                                                                                                 => ( inCongP
% 0.15/0.43                                                                                                                                   => ( in__Cong
% 0.15/0.43                                                                                                                                     => ( exuE3u
% 0.15/0.43                                                                                                                                       => ( exu__Cong
% 0.15/0.43                                                                                                                                         => ( emptyset__Cong
% 0.15/0.43                                                                                                                                           => ( setadjoin__Cong
% 0.15/0.43                                                                                                                                             => ( powerset__Cong
% 0.15/0.43                                                                                                                                               => ( setunion__Cong
% 0.15/0.43                                                                                                                                                 => ( omega__Cong
% 0.15/0.43                                                                                                                                                   => ( exuEu
% 0.15/0.43                                                                                                                                                     => ( descr__Cong
% 0.15/0.43                                                                                                                                                       => ( dsetconstr__Cong
% 0.15/0.43                                                                                                                                                         => ( subsetI1
% 0.15/0.43                                                                                                                                                           => ( eqimpsubset2
% 0.15/0.43                                                                                                                                                             => ( eqimpsubset1
% 0.15/0.43                                                                                                                                                               => ( subsetI2
% 0.15/0.43                                                                                                                                                                 => ( emptysetsubset
% 0.15/0.43                                                                                                                                                                   => ( subsetE
% 0.15/0.43                                                                                                                                                                     => ( subsetE2
% 0.15/0.43                                                                                                                                                                       => ( notsubsetI
% 0.15/0.43                                                                                                                                                                         => ( notequalI1
% 0.15/0.43                                                                                                                                                                           => ( notequalI2
% 0.15/0.43                                                                                                                                                                             => ( subsetRefl
% 0.15/0.43                                                                                                                                                                               => ( subsetTrans
% 0.15/0.43                                                                                                                                                                                 => ( setadjoinSub
% 0.15/0.43                                                                                                                                                                                   => ( setadjoinSub2
% 0.15/0.43                                                                                                                                                                                     => ( subset2powerset
% 0.15/0.43                                                                                                                                                                                       => ( setextsub
% 0.15/0.43                                                                                                                                                                                         => ( subsetemptysetimpeq
% 0.15/0.43                                                                                                                                                                                           => ( powersetI1
% 0.15/0.43                                                                                                                                                                                             => ( powersetE1
% 0.15/0.43                                                                                                                                                                                               => ( inPowerset
% 0.15/0.43                                                                                                                                                                                                 => ( powersetsubset
% 0.15/0.43                                                                                                                                                                                                   => ( sepInPowerset
% 0.15/0.43                                                                                                                                                                                                     => ( sepSubset
% 0.15/0.43                                                                                                                                                                                                       => ( binunionIL
% 0.15/0.43                                                                                                                                                                                                         => ( upairset2IR
% 0.15/0.43                                                                                                                                                                                                           => ( binunionIR
% 0.15/0.43                                                                                                                                                                                                             => ( binunionEcases
% 0.15/0.43                                                                                                                                                                                                               => ( binunionE
% 0.15/0.43                                                                                                                                                                                                                 => ( binunionLsub
% 0.15/0.43                                                                                                                                                                                                                   => ( binunionRsub
% 0.15/0.43                                                                                                                                                                                                                     => ( binintersectI
% 0.15/0.43                                                                                                                                                                                                                       => ( binintersectSubset5
% 0.15/0.43                                                                                                                                                                                                                         => ( binintersectEL
% 0.15/0.43                                                                                                                                                                                                                           => ( binintersectLsub
% 0.15/0.43                                                                                                                                                                                                                             => ( binintersectSubset2
% 0.15/0.43                                                                                                                                                                                                                               => ( binintersectSubset3
% 0.15/0.43                                                                                                                                                                                                                                 => ( binintersectER
% 0.15/0.43                                                                                                                                                                                                                                   => ( disjointsetsI1
% 0.15/0.43                                                                                                                                                                                                                                     => ( binintersectRsub
% 0.15/0.43                                                                                                                                                                                                                                       => ( binintersectSubset4
% 0.15/0.43                                                                                                                                                                                                                                         => ( binintersectSubset1
% 0.15/0.43                                                                                                                                                                                                                                           => ( bs114d
% 0.15/0.43                                                                                                                                                                                                                                             => ( setminusI
% 0.15/0.43                                                                                                                                                                                                                                               => ( setminusEL
% 0.15/0.43                                                                                                                                                                                                                                                 => ( setminusER
% 0.15/0.43                                                                                                                                                                                                                                                   => ( setminusSubset2
% 0.15/0.43                                                                                                                                                                                                                                                     => ( setminusERneg
% 0.15/0.43                                                                                                                                                                                                                                                       => ( setminusELneg
% 0.15/0.43                                                                                                                                                                                                                                                         => ( setminusILneg
% 0.15/0.43                                                                                                                                                                                                                                                           => ( setminusIRneg
% 0.15/0.43                                                                                                                                                                                                                                                             => ( setminusLsub
% 0.15/0.43                                                                                                                                                                                                                                                               => ( setminusSubset1
% 0.15/0.43                                                                                                                                                                                                                                                                 => ( symdiffE
% 0.15/0.43                                                                                                                                                                                                                                                                   => ( symdiffI1
% 0.15/0.43                                                                                                                                                                                                                                                                     => ( symdiffI2
% 0.15/0.43                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 0.15/0.43                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 0.15/0.43                                                                                                                                                                                                                                                                           => ( secondinupair
% 0.15/0.43                                                                                                                                                                                                                                                                             => ( setukpairIL
% 0.15/0.43                                                                                                                                                                                                                                                                               => ( setukpairIR
% 0.15/0.43                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 0.15/0.43                                                                                                                                                                                                                                                                                   => ( kpairp
% 0.15/0.43                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 0.15/0.43                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 0.15/0.43                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 0.15/0.43                                                                                                                                                                                                                                                                                           => ( upairset2E
% 0.15/0.43                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 0.15/0.43                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 0.15/0.43                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 0.15/0.43                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 0.15/0.43                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 0.15/0.43                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 0.15/0.43                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 0.15/0.43                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 0.15/0.43                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 0.15/0.43                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 0.15/0.43                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 0.15/0.43                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 0.15/0.43                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( inComplementUnionImpInComplement1
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [A: $i,X: $i] :
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X @ ( powerset @ A ) )
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [Y: $i] :
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y @ ( powerset @ A ) )
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [Xphi: $o,Xx: $i] :
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ Xx @ A )
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( in @ Xx @ ( binunion @ X @ Y ) )
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ( in @ Xx @ X )
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => Xphi )
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( ( in @ Xx @ Y )
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => Xphi )
% 0.15/0.43                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => Xphi ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 0.15/0.43  
% 0.15/0.43  %------------------------------------------------------------------------------
% 0.15/0.43  ------------------------
% 2.10/1.36  ---- Embedded in THF ---
% 2.10/1.36  %%% This output was generated by embedproblem, version 1.9.5 (library version 1.9).
% 2.10/1.36  %%% Generated on Tue Feb 24 12:32:09 EST 2026
% 2.10/1.36  %%% using '$$dhol' embedding, version 1.3.0.
% 2.10/1.36  %%% Logic specification used:
% 2.10/1.36  %%% thf(spec, logic, $$dhol).
% 2.10/1.36  
% 2.10/1.36  % SZS output start ListOfTHF for /export/starexec/sandbox2/tmp/tmp.H61wFhHRVb/DTF2DTF30857.p
% See solution above
% 2.10/1.37  ------------------------
% 2.10/1.39  ---- Cleaned THF ---
% 2.10/1.39  thf(in_type,type,
% 2.10/1.39      in: $i > $i > $o ).
% 2.10/1.39  
% 2.10/1.39  thf(exu_type,type,
% 2.10/1.39      exu: ( $i > $o ) > $o ).
% 2.10/1.39  
% 2.10/1.39  thf(exu,definition,
% 2.10/1.39      ( exu
% 2.10/1.39      = ( ^ [Xphi: $i > $o] :
% 2.10/1.39          ? [Xx: $i] :
% 2.10/1.39            ( ( Xphi @ Xx )
% 2.10/1.39            & ! [Xy: $i] :
% 2.10/1.39                ( ( Xphi @ Xy )
% 2.10/1.39               => ( Xx = Xy ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setextAx_type,type,
% 2.10/1.39      setextAx: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setextAx,definition,
% 2.10/1.39      ( setextAx
% 2.10/1.39      = ( ! [A: $i,B: $i] :
% 2.10/1.39            ( ! [Xx: $i] :
% 2.10/1.39                ( ( in @ Xx @ A )
% 2.10/1.39              <=> ( in @ Xx @ B ) )
% 2.10/1.39           => ( A = B ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(emptyset_type,type,
% 2.10/1.39      emptyset: $i ).
% 2.10/1.39  
% 2.10/1.39  thf(emptysetAx_type,type,
% 2.10/1.39      emptysetAx: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(emptysetAx,definition,
% 2.10/1.39      ( emptysetAx
% 2.10/1.39      = ( ! [Xx: $i] :
% 2.10/1.39            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoin_type,type,
% 2.10/1.39      setadjoin: $i > $i > $i ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoinAx_type,type,
% 2.10/1.39      setadjoinAx: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoinAx,definition,
% 2.10/1.39      ( setadjoinAx
% 2.10/1.39      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.10/1.39            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.10/1.39          <=> ( ( Xy = Xx )
% 2.10/1.39              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(powerset_type,type,
% 2.10/1.39      powerset: $i > $i ).
% 2.10/1.39  
% 2.10/1.39  thf(powersetAx_type,type,
% 2.10/1.39      powersetAx: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(powersetAx,definition,
% 2.10/1.39      ( powersetAx
% 2.10/1.39      = ( ! [A: $i,B: $i] :
% 2.10/1.39            ( ( in @ B @ ( powerset @ A ) )
% 2.10/1.39          <=> ! [Xx: $i] :
% 2.10/1.39                ( ( in @ Xx @ B )
% 2.10/1.39               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setunion_type,type,
% 2.10/1.39      setunion: $i > $i ).
% 2.10/1.39  
% 2.10/1.39  thf(setunionAx_type,type,
% 2.10/1.39      setunionAx: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setunionAx,definition,
% 2.10/1.39      ( setunionAx
% 2.10/1.39      = ( ! [A: $i,Xx: $i] :
% 2.10/1.39            ( ( in @ Xx @ ( setunion @ A ) )
% 2.10/1.39          <=> ? [B: $i] :
% 2.10/1.39                ( ( in @ Xx @ B )
% 2.10/1.39                & ( in @ B @ A ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(omega_type,type,
% 2.10/1.39      omega: $i ).
% 2.10/1.39  
% 2.10/1.39  thf(omega0Ax_type,type,
% 2.10/1.39      omega0Ax: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(omega0Ax,definition,
% 2.10/1.39      ( omega0Ax
% 2.10/1.39      = ( in @ emptyset @ omega ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(omegaSAx_type,type,
% 2.10/1.39      omegaSAx: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(omegaSAx,definition,
% 2.10/1.39      ( omegaSAx
% 2.10/1.39      = ( ! [Xx: $i] :
% 2.10/1.39            ( ( in @ Xx @ omega )
% 2.10/1.39           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(omegaIndAx_type,type,
% 2.10/1.39      omegaIndAx: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(omegaIndAx,definition,
% 2.10/1.39      ( omegaIndAx
% 2.10/1.39      = ( ! [A: $i] :
% 2.10/1.39            ( ( ( in @ emptyset @ A )
% 2.10/1.39              & ! [Xx: $i] :
% 2.10/1.39                  ( ( ( in @ Xx @ omega )
% 2.10/1.39                    & ( in @ Xx @ A ) )
% 2.10/1.39                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 2.10/1.39           => ! [Xx: $i] :
% 2.10/1.39                ( ( in @ Xx @ omega )
% 2.10/1.39               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(replAx_type,type,
% 2.10/1.39      replAx: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(replAx,definition,
% 2.10/1.39      ( replAx
% 2.10/1.39      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 2.10/1.39            ( ! [Xx: $i] :
% 2.10/1.39                ( ( in @ Xx @ A )
% 2.10/1.39               => ( exu
% 2.10/1.39                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 2.10/1.39           => ? [B: $i] :
% 2.10/1.39              ! [Xx: $i] :
% 2.10/1.39                ( ( in @ Xx @ B )
% 2.10/1.39              <=> ? [Xy: $i] :
% 2.10/1.39                    ( ( in @ Xy @ A )
% 2.10/1.39                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(foundationAx_type,type,
% 2.10/1.39      foundationAx: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(foundationAx,definition,
% 2.10/1.39      ( foundationAx
% 2.10/1.39      = ( ! [A: $i] :
% 2.10/1.39            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.10/1.39           => ? [B: $i] :
% 2.10/1.39                ( ( in @ B @ A )
% 2.10/1.39                & ~ ? [Xx: $i] :
% 2.10/1.39                      ( ( in @ Xx @ B )
% 2.10/1.39                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(wellorderingAx_type,type,
% 2.10/1.39      wellorderingAx: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(wellorderingAx,definition,
% 2.10/1.39      ( wellorderingAx
% 2.10/1.39      = ( ! [A: $i] :
% 2.10/1.39          ? [B: $i] :
% 2.10/1.39            ( ! [C: $i] :
% 2.10/1.39                ( ( in @ C @ B )
% 2.10/1.39               => ! [Xx: $i] :
% 2.10/1.39                    ( ( in @ Xx @ C )
% 2.10/1.39                   => ( in @ Xx @ A ) ) )
% 2.10/1.39            & ! [Xx: $i,Xy: $i] :
% 2.10/1.39                ( ( ( in @ Xx @ A )
% 2.10/1.39                  & ( in @ Xy @ A ) )
% 2.10/1.39               => ( ! [C: $i] :
% 2.10/1.39                      ( ( in @ C @ B )
% 2.10/1.39                     => ( ( in @ Xx @ C )
% 2.10/1.39                      <=> ( in @ Xy @ C ) ) )
% 2.10/1.39                 => ( Xx = Xy ) ) )
% 2.10/1.39            & ! [C: $i,D: $i] :
% 2.10/1.39                ( ( ( in @ C @ B )
% 2.10/1.39                  & ( in @ D @ B ) )
% 2.10/1.39               => ( ! [Xx: $i] :
% 2.10/1.39                      ( ( in @ Xx @ C )
% 2.10/1.39                     => ( in @ Xx @ D ) )
% 2.10/1.39                  | ! [Xx: $i] :
% 2.10/1.39                      ( ( in @ Xx @ D )
% 2.10/1.39                     => ( in @ Xx @ C ) ) ) )
% 2.10/1.39            & ! [C: $i] :
% 2.10/1.39                ( ( ! [Xx: $i] :
% 2.10/1.39                      ( ( in @ Xx @ C )
% 2.10/1.39                     => ( in @ Xx @ A ) )
% 2.10/1.39                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 2.10/1.39               => ? [D: $i,Xx: $i] :
% 2.10/1.39                    ( ( in @ D @ B )
% 2.10/1.39                    & ( in @ Xx @ C )
% 2.10/1.39                    & ~ ? [Xy: $i] :
% 2.10/1.39                          ( ( in @ Xy @ D )
% 2.10/1.39                          & ( in @ Xy @ C ) )
% 2.10/1.39                    & ! [E: $i] :
% 2.10/1.39                        ( ( in @ E @ B )
% 2.10/1.39                       => ( ! [Xy: $i] :
% 2.10/1.39                              ( ( in @ Xy @ E )
% 2.10/1.39                             => ( in @ Xy @ D ) )
% 2.10/1.39                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(descr_type,type,
% 2.10/1.39      descr: ( $i > $o ) > $i ).
% 2.10/1.39  
% 2.10/1.39  thf(descrp_type,type,
% 2.10/1.39      descrp: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(descrp,definition,
% 2.10/1.39      ( descrp
% 2.10/1.39      = ( ! [Xphi: $i > $o] :
% 2.10/1.39            ( ( exu
% 2.10/1.39              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.39           => ( Xphi
% 2.10/1.39              @ ( descr
% 2.10/1.39                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(dsetconstr_type,type,
% 2.10/1.39      dsetconstr: $i > ( $i > $o ) > $i ).
% 2.10/1.39  
% 2.10/1.39  thf(dsetconstrI_type,type,
% 2.10/1.39      dsetconstrI: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(dsetconstrI,definition,
% 2.10/1.39      ( dsetconstrI
% 2.10/1.39      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.10/1.39            ( ( in @ Xx @ A )
% 2.10/1.39           => ( ( Xphi @ Xx )
% 2.10/1.39             => ( in @ Xx
% 2.10/1.39                @ ( dsetconstr @ A
% 2.10/1.39                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(dsetconstrEL_type,type,
% 2.10/1.39      dsetconstrEL: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(dsetconstrEL,definition,
% 2.10/1.39      ( dsetconstrEL
% 2.10/1.39      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.10/1.39            ( ( in @ Xx
% 2.10/1.39              @ ( dsetconstr @ A
% 2.10/1.39                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.10/1.39           => ( in @ Xx @ A ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(dsetconstrER_type,type,
% 2.10/1.39      dsetconstrER: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(dsetconstrER,definition,
% 2.10/1.39      ( dsetconstrER
% 2.10/1.39      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.10/1.39            ( ( in @ Xx
% 2.10/1.39              @ ( dsetconstr @ A
% 2.10/1.39                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.10/1.39           => ( Xphi @ Xx ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(exuE1_type,type,
% 2.10/1.39      exuE1: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(exuE1,definition,
% 2.10/1.39      ( exuE1
% 2.10/1.39      = ( ! [Xphi: $i > $o] :
% 2.10/1.39            ( ( exu
% 2.10/1.39              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.39           => ? [Xx: $i] :
% 2.10/1.39                ( ( Xphi @ Xx )
% 2.10/1.39                & ! [Xy: $i] :
% 2.10/1.39                    ( ( Xphi @ Xy )
% 2.10/1.39                   => ( Xx = Xy ) ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(prop2set_type,type,
% 2.10/1.39      prop2set: $o > $i ).
% 2.10/1.39  
% 2.10/1.39  thf(prop2setE_type,type,
% 2.10/1.39      prop2setE: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(prop2setE,definition,
% 2.10/1.39      ( prop2setE
% 2.10/1.39      = ( ! [Xphi: $o,Xx: $i] :
% 2.10/1.39            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 2.10/1.39           => Xphi ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(emptysetE_type,type,
% 2.10/1.39      emptysetE: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(emptysetE,definition,
% 2.10/1.39      ( emptysetE
% 2.10/1.39      = ( ! [Xx: $i] :
% 2.10/1.39            ( ( in @ Xx @ emptyset )
% 2.10/1.39           => ! [Xphi: $o] : Xphi ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(emptysetimpfalse_type,type,
% 2.10/1.39      emptysetimpfalse: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(emptysetimpfalse,definition,
% 2.10/1.39      ( emptysetimpfalse
% 2.10/1.39      = ( ! [Xx: $i] :
% 2.10/1.39            ( ( in @ Xx @ emptyset )
% 2.10/1.39           => $false ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(notinemptyset_type,type,
% 2.10/1.39      notinemptyset: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(notinemptyset,definition,
% 2.10/1.39      ( notinemptyset
% 2.10/1.39      = ( ! [Xx: $i] :
% 2.10/1.39            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(exuE3e_type,type,
% 2.10/1.39      exuE3e: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(exuE3e,definition,
% 2.10/1.39      ( exuE3e
% 2.10/1.39      = ( ! [Xphi: $i > $o] :
% 2.10/1.39            ( ( exu
% 2.10/1.39              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.39           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setext_type,type,
% 2.10/1.39      setext: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setext,definition,
% 2.10/1.39      ( setext
% 2.10/1.39      = ( ! [A: $i,B: $i] :
% 2.10/1.39            ( ! [Xx: $i] :
% 2.10/1.39                ( ( in @ Xx @ A )
% 2.10/1.39               => ( in @ Xx @ B ) )
% 2.10/1.39           => ( ! [Xx: $i] :
% 2.10/1.39                  ( ( in @ Xx @ B )
% 2.10/1.39                 => ( in @ Xx @ A ) )
% 2.10/1.39             => ( A = B ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(emptyI_type,type,
% 2.10/1.39      emptyI: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(emptyI,definition,
% 2.10/1.39      ( emptyI
% 2.10/1.39      = ( ! [A: $i] :
% 2.10/1.39            ( ! [Xx: $i] :
% 2.10/1.39                ~ ( in @ Xx @ A )
% 2.10/1.39           => ( A = emptyset ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(noeltsimpempty_type,type,
% 2.10/1.39      noeltsimpempty: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(noeltsimpempty,definition,
% 2.10/1.39      ( noeltsimpempty
% 2.10/1.39      = ( ! [A: $i] :
% 2.10/1.39            ( ! [Xx: $i] :
% 2.10/1.39                ~ ( in @ Xx @ A )
% 2.10/1.39           => ( A = emptyset ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setbeta_type,type,
% 2.10/1.39      setbeta: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setbeta,definition,
% 2.10/1.39      ( setbeta
% 2.10/1.39      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.10/1.39            ( ( in @ Xx @ A )
% 2.10/1.39           => ( ( in @ Xx
% 2.10/1.39                @ ( dsetconstr @ A
% 2.10/1.39                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.10/1.39            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(nonempty_type,type,
% 2.10/1.39      nonempty: $i > $o ).
% 2.10/1.39  
% 2.10/1.39  thf(nonempty,definition,
% 2.10/1.39      ( nonempty
% 2.10/1.39      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(nonemptyE1_type,type,
% 2.10/1.39      nonemptyE1: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(nonemptyE1,definition,
% 2.10/1.39      ( nonemptyE1
% 2.10/1.39      = ( ! [A: $i] :
% 2.10/1.39            ( ( nonempty @ A )
% 2.10/1.39           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(nonemptyI_type,type,
% 2.10/1.39      nonemptyI: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(nonemptyI,definition,
% 2.10/1.39      ( nonemptyI
% 2.10/1.39      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.10/1.39            ( ( in @ Xx @ A )
% 2.10/1.39           => ( ( Xphi @ Xx )
% 2.10/1.39             => ( nonempty
% 2.10/1.39                @ ( dsetconstr @ A
% 2.10/1.39                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(nonemptyI1_type,type,
% 2.10/1.39      nonemptyI1: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(nonemptyI1,definition,
% 2.10/1.39      ( nonemptyI1
% 2.10/1.39      = ( ! [A: $i] :
% 2.10/1.39            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.10/1.39           => ( nonempty @ A ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoinIL_type,type,
% 2.10/1.39      setadjoinIL: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoinIL,definition,
% 2.10/1.39      ( setadjoinIL
% 2.10/1.39      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(emptyinunitempty_type,type,
% 2.10/1.39      emptyinunitempty: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(emptyinunitempty,definition,
% 2.10/1.39      ( emptyinunitempty
% 2.10/1.39      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoinIR_type,type,
% 2.10/1.39      setadjoinIR: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoinIR,definition,
% 2.10/1.39      ( setadjoinIR
% 2.10/1.39      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.10/1.39            ( ( in @ Xy @ A )
% 2.10/1.39           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoinE_type,type,
% 2.10/1.39      setadjoinE: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoinE,definition,
% 2.10/1.39      ( setadjoinE
% 2.10/1.39      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.10/1.39            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.10/1.39           => ! [Xphi: $o] :
% 2.10/1.39                ( ( ( Xy = Xx )
% 2.10/1.39                 => Xphi )
% 2.10/1.39               => ( ( ( in @ Xy @ A )
% 2.10/1.39                   => Xphi )
% 2.10/1.39                 => Xphi ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoinOr_type,type,
% 2.10/1.39      setadjoinOr: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setadjoinOr,definition,
% 2.10/1.39      ( setadjoinOr
% 2.10/1.39      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.10/1.39            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.10/1.39           => ( ( Xy = Xx )
% 2.10/1.39              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setoftrueEq_type,type,
% 2.10/1.39      setoftrueEq: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setoftrueEq,definition,
% 2.10/1.39      ( setoftrueEq
% 2.10/1.39      = ( ! [A: $i] :
% 2.10/1.39            ( ( dsetconstr @ A
% 2.10/1.39              @ ^ [Xx: $i] : $true )
% 2.10/1.39            = A ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(powersetI_type,type,
% 2.10/1.39      powersetI: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(powersetI,definition,
% 2.10/1.39      ( powersetI
% 2.10/1.39      = ( ! [A: $i,B: $i] :
% 2.10/1.39            ( ! [Xx: $i] :
% 2.10/1.39                ( ( in @ Xx @ B )
% 2.10/1.39               => ( in @ Xx @ A ) )
% 2.10/1.39           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(emptyinPowerset_type,type,
% 2.10/1.39      emptyinPowerset: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(emptyinPowerset,definition,
% 2.10/1.39      ( emptyinPowerset
% 2.10/1.39      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(emptyInPowerset_type,type,
% 2.10/1.39      emptyInPowerset: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(emptyInPowerset,definition,
% 2.10/1.39      ( emptyInPowerset
% 2.10/1.39      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(powersetE_type,type,
% 2.10/1.39      powersetE: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(powersetE,definition,
% 2.10/1.39      ( powersetE
% 2.10/1.39      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.10/1.39            ( ( in @ B @ ( powerset @ A ) )
% 2.10/1.39           => ( ( in @ Xx @ B )
% 2.10/1.39             => ( in @ Xx @ A ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setunionI_type,type,
% 2.10/1.39      setunionI: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setunionI,definition,
% 2.10/1.39      ( setunionI
% 2.10/1.39      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.10/1.39            ( ( in @ Xx @ B )
% 2.10/1.39           => ( ( in @ B @ A )
% 2.10/1.39             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(setunionE_type,type,
% 2.10/1.39      setunionE: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(setunionE,definition,
% 2.10/1.39      ( setunionE
% 2.10/1.39      = ( ! [A: $i,Xx: $i] :
% 2.10/1.39            ( ( in @ Xx @ ( setunion @ A ) )
% 2.10/1.39           => ! [Xphi: $o] :
% 2.10/1.39                ( ! [B: $i] :
% 2.10/1.39                    ( ( in @ Xx @ B )
% 2.10/1.39                   => ( ( in @ B @ A )
% 2.10/1.39                     => Xphi ) )
% 2.10/1.39               => Xphi ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(subPowSU_type,type,
% 2.10/1.39      subPowSU: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(subPowSU,definition,
% 2.10/1.39      ( subPowSU
% 2.10/1.39      = ( ! [A: $i,Xx: $i] :
% 2.10/1.39            ( ( in @ Xx @ A )
% 2.10/1.39           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(exuE2_type,type,
% 2.10/1.39      exuE2: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(exuE2,definition,
% 2.10/1.39      ( exuE2
% 2.10/1.39      = ( ! [Xphi: $i > $o] :
% 2.10/1.39            ( ( exu
% 2.10/1.39              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.39           => ? [Xx: $i] :
% 2.10/1.39              ! [Xy: $i] :
% 2.10/1.39                ( ( Xphi @ Xy )
% 2.10/1.39              <=> ( Xy = Xx ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(nonemptyImpWitness_type,type,
% 2.10/1.39      nonemptyImpWitness: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(nonemptyImpWitness,definition,
% 2.10/1.39      ( nonemptyImpWitness
% 2.10/1.39      = ( ! [A: $i] :
% 2.10/1.39            ( ( nonempty @ A )
% 2.10/1.39           => ? [Xx: $i] :
% 2.10/1.39                ( ( in @ Xx @ A )
% 2.10/1.39                & $true ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(uniqinunit_type,type,
% 2.10/1.39      uniqinunit: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(uniqinunit,definition,
% 2.10/1.39      ( uniqinunit
% 2.10/1.39      = ( ! [Xx: $i,Xy: $i] :
% 2.10/1.39            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.10/1.39           => ( Xx = Xy ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(notinsingleton_type,type,
% 2.10/1.39      notinsingleton: $o ).
% 2.10/1.39  
% 2.10/1.39  thf(notinsingleton,definition,
% 2.10/1.39      ( notinsingleton
% 2.10/1.39      = ( ! [Xx: $i,Xy: $i] :
% 2.10/1.39            ( ( Xx != Xy )
% 2.10/1.39           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.10/1.39  
% 2.10/1.39  thf(eqinunit_type,type,
% 2.10/1.40      eqinunit: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(eqinunit,definition,
% 2.10/1.40      ( eqinunit
% 2.10/1.40      = ( ! [Xx: $i,Xy: $i] :
% 2.10/1.40            ( ( Xx = Xy )
% 2.10/1.40           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(singletonsswitch_type,type,
% 2.10/1.40      singletonsswitch: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(singletonsswitch,definition,
% 2.10/1.40      ( singletonsswitch
% 2.10/1.40      = ( ! [Xx: $i,Xy: $i] :
% 2.10/1.40            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.10/1.40           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(upairsetE_type,type,
% 2.10/1.40      upairsetE: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(upairsetE,definition,
% 2.10/1.40      ( upairsetE
% 2.10/1.40      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.10/1.40            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.10/1.40           => ( ( Xz = Xx )
% 2.10/1.40              | ( Xz = Xy ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(upairsetIL_type,type,
% 2.10/1.40      upairsetIL: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(upairsetIL,definition,
% 2.10/1.40      ( upairsetIL
% 2.10/1.40      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(upairsetIR_type,type,
% 2.10/1.40      upairsetIR: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(upairsetIR,definition,
% 2.10/1.40      ( upairsetIR
% 2.10/1.40      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(emptyE1_type,type,
% 2.10/1.40      emptyE1: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(emptyE1,definition,
% 2.10/1.40      ( emptyE1
% 2.10/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.10/1.40            ( ? [Xx: $i] :
% 2.10/1.40                ( ( in @ Xx @ A )
% 2.10/1.40                & ( Xphi @ Xx ) )
% 2.10/1.40           => ( ( ( dsetconstr @ A
% 2.10/1.40                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.40                = emptyset )
% 2.10/1.40             => $false ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(vacuousDall_type,type,
% 2.10/1.40      vacuousDall: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(vacuousDall,definition,
% 2.10/1.40      ( vacuousDall
% 2.10/1.40      = ( ! [Xphi: $i > $o,Xx: $i] :
% 2.10/1.40            ( ( in @ Xx @ emptyset )
% 2.10/1.40           => ( Xphi @ Xx ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(quantDeMorgan1_type,type,
% 2.10/1.40      quantDeMorgan1: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(quantDeMorgan1,definition,
% 2.10/1.40      ( quantDeMorgan1
% 2.10/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.10/1.40            ( ~ ! [Xx: $i] :
% 2.10/1.40                  ( ( in @ Xx @ A )
% 2.10/1.40                 => ( Xphi @ Xx ) )
% 2.10/1.40           => ? [Xx: $i] :
% 2.10/1.40                ( ( in @ Xx @ A )
% 2.10/1.40                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(quantDeMorgan2_type,type,
% 2.10/1.40      quantDeMorgan2: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(quantDeMorgan2,definition,
% 2.10/1.40      ( quantDeMorgan2
% 2.10/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.10/1.40            ( ! [Xx: $i] :
% 2.10/1.40                ( ( in @ Xx @ A )
% 2.10/1.40               => ~ ( Xphi @ Xx ) )
% 2.10/1.40           => ~ ? [Xx: $i] :
% 2.10/1.40                  ( ( in @ Xx @ A )
% 2.10/1.40                  & ( Xphi @ Xx ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(quantDeMorgan3_type,type,
% 2.10/1.40      quantDeMorgan3: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(quantDeMorgan3,definition,
% 2.10/1.40      ( quantDeMorgan3
% 2.10/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.10/1.40            ( ~ ? [Xx: $i] :
% 2.10/1.40                  ( ( in @ Xx @ A )
% 2.10/1.40                  & ( Xphi @ Xx ) )
% 2.10/1.40           => ! [Xx: $i] :
% 2.10/1.40                ( ( in @ Xx @ A )
% 2.10/1.40               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(quantDeMorgan4_type,type,
% 2.10/1.40      quantDeMorgan4: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(quantDeMorgan4,definition,
% 2.10/1.40      ( quantDeMorgan4
% 2.10/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.10/1.40            ( ? [Xx: $i] :
% 2.10/1.40                ( ( in @ Xx @ A )
% 2.10/1.40                & ~ ( Xphi @ Xx ) )
% 2.10/1.40           => ~ ! [Xx: $i] :
% 2.10/1.40                  ( ( in @ Xx @ A )
% 2.10/1.40                 => ( Xphi @ Xx ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(prop2setI_type,type,
% 2.10/1.40      prop2setI: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(prop2setI,definition,
% 2.10/1.40      ( prop2setI
% 2.10/1.40      = ( ! [Xphi: $o] :
% 2.10/1.40            ( Xphi
% 2.10/1.40           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(set2prop_type,type,
% 2.10/1.40      set2prop: $i > $o ).
% 2.10/1.40  
% 2.10/1.40  thf(prop2set2propI_type,type,
% 2.10/1.40      prop2set2propI: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(prop2set2propI,definition,
% 2.10/1.40      ( prop2set2propI
% 2.10/1.40      = ( ! [Xphi: $o] :
% 2.10/1.40            ( Xphi
% 2.10/1.40           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(notdexE_type,type,
% 2.10/1.40      notdexE: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(notdexE,definition,
% 2.10/1.40      ( notdexE
% 2.10/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.10/1.40            ( ~ ? [Xx: $i] :
% 2.10/1.40                  ( ( in @ Xx @ A )
% 2.10/1.40                  & ( Xphi @ Xx ) )
% 2.10/1.40           => ! [Xx: $i] :
% 2.10/1.40                ( ( in @ Xx @ A )
% 2.10/1.40               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(notdallE_type,type,
% 2.10/1.40      notdallE: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(notdallE,definition,
% 2.10/1.40      ( notdallE
% 2.10/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.10/1.40            ( ~ ! [Xx: $i] :
% 2.10/1.40                  ( ( in @ Xx @ A )
% 2.10/1.40                 => ( Xphi @ Xx ) )
% 2.10/1.40           => ? [Xx: $i] :
% 2.10/1.40                ( ( in @ Xx @ A )
% 2.10/1.40                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(exuI1_type,type,
% 2.10/1.40      exuI1: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(exuI1,definition,
% 2.10/1.40      ( exuI1
% 2.10/1.40      = ( ! [Xphi: $i > $o] :
% 2.10/1.40            ( ? [Xx: $i] :
% 2.10/1.40                ( ( Xphi @ Xx )
% 2.10/1.40                & ! [Xy: $i] :
% 2.10/1.40                    ( ( Xphi @ Xy )
% 2.10/1.40                   => ( Xx = Xy ) ) )
% 2.10/1.40           => ( exu
% 2.10/1.40              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(exuI3_type,type,
% 2.10/1.40      exuI3: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(exuI3,definition,
% 2.10/1.40      ( exuI3
% 2.10/1.40      = ( ! [Xphi: $i > $o] :
% 2.10/1.40            ( ? [Xx: $i] : ( Xphi @ Xx )
% 2.10/1.40           => ( ! [Xx: $i,Xy: $i] :
% 2.10/1.40                  ( ( Xphi @ Xx )
% 2.10/1.40                 => ( ( Xphi @ Xy )
% 2.10/1.40                   => ( Xx = Xy ) ) )
% 2.10/1.40             => ( exu
% 2.10/1.40                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(exuI2_type,type,
% 2.10/1.40      exuI2: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(exuI2,definition,
% 2.10/1.40      ( exuI2
% 2.10/1.40      = ( ! [Xphi: $i > $o] :
% 2.10/1.40            ( ? [Xx: $i] :
% 2.10/1.40              ! [Xy: $i] :
% 2.10/1.40                ( ( Xphi @ Xy )
% 2.10/1.40              <=> ( Xy = Xx ) )
% 2.10/1.40           => ( exu
% 2.10/1.40              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(inCongP_type,type,
% 2.10/1.40      inCongP: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(inCongP,definition,
% 2.10/1.40      ( inCongP
% 2.10/1.40      = ( ! [A: $i,B: $i] :
% 2.10/1.40            ( ( A = B )
% 2.10/1.40           => ! [Xx: $i,Xy: $i] :
% 2.10/1.40                ( ( Xx = Xy )
% 2.10/1.40               => ( ( in @ Xx @ A )
% 2.10/1.40                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(in__Cong_type,type,
% 2.10/1.40      in__Cong: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(in__Cong,definition,
% 2.10/1.40      ( in__Cong
% 2.10/1.40      = ( ! [A: $i,B: $i] :
% 2.10/1.40            ( ( A = B )
% 2.10/1.40           => ! [Xx: $i,Xy: $i] :
% 2.10/1.40                ( ( Xx = Xy )
% 2.10/1.40               => ( ( in @ Xx @ A )
% 2.10/1.40                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(exuE3u_type,type,
% 2.10/1.40      exuE3u: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(exuE3u,definition,
% 2.10/1.40      ( exuE3u
% 2.10/1.40      = ( ! [Xphi: $i > $o] :
% 2.10/1.40            ( ( exu
% 2.10/1.40              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.40           => ! [Xx: $i,Xy: $i] :
% 2.10/1.40                ( ( Xphi @ Xx )
% 2.10/1.40               => ( ( Xphi @ Xy )
% 2.10/1.40                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(exu__Cong_type,type,
% 2.10/1.40      exu__Cong: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(exu__Cong,definition,
% 2.10/1.40      ( exu__Cong
% 2.10/1.40      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.10/1.40            ( ! [Xx: $i,Xy: $i] :
% 2.10/1.40                ( ( Xx = Xy )
% 2.10/1.40               => ( ( Xphi @ Xx )
% 2.10/1.40                <=> ( Xpsi @ Xy ) ) )
% 2.10/1.40           => ( ( exu
% 2.10/1.40                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.40            <=> ( exu
% 2.10/1.40                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(emptyset__Cong_type,type,
% 2.10/1.40      emptyset__Cong: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(emptyset__Cong,definition,
% 2.10/1.40      ( emptyset__Cong
% 2.10/1.40      = ( emptyset = emptyset ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(setadjoin__Cong_type,type,
% 2.10/1.40      setadjoin__Cong: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(setadjoin__Cong,definition,
% 2.10/1.40      ( setadjoin__Cong
% 2.10/1.40      = ( ! [Xx: $i,Xy: $i] :
% 2.10/1.40            ( ( Xx = Xy )
% 2.10/1.40           => ! [Xz: $i,Xu: $i] :
% 2.10/1.40                ( ( Xz = Xu )
% 2.10/1.40               => ( ( setadjoin @ Xx @ Xz )
% 2.10/1.40                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(powerset__Cong_type,type,
% 2.10/1.40      powerset__Cong: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(powerset__Cong,definition,
% 2.10/1.40      ( powerset__Cong
% 2.10/1.40      = ( ! [A: $i,B: $i] :
% 2.10/1.40            ( ( A = B )
% 2.10/1.40           => ( ( powerset @ A )
% 2.10/1.40              = ( powerset @ B ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(setunion__Cong_type,type,
% 2.10/1.40      setunion__Cong: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(setunion__Cong,definition,
% 2.10/1.40      ( setunion__Cong
% 2.10/1.40      = ( ! [A: $i,B: $i] :
% 2.10/1.40            ( ( A = B )
% 2.10/1.40           => ( ( setunion @ A )
% 2.10/1.40              = ( setunion @ B ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(omega__Cong_type,type,
% 2.10/1.40      omega__Cong: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(omega__Cong,definition,
% 2.10/1.40      ( omega__Cong
% 2.10/1.40      = ( omega = omega ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(exuEu_type,type,
% 2.10/1.40      exuEu: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(exuEu,definition,
% 2.10/1.40      ( exuEu
% 2.10/1.40      = ( ! [Xphi: $i > $o] :
% 2.10/1.40            ( ( exu
% 2.10/1.40              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.40           => ! [Xx: $i,Xy: $i] :
% 2.10/1.40                ( ( Xphi @ Xx )
% 2.10/1.40               => ( ( Xphi @ Xy )
% 2.10/1.40                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(descr__Cong_type,type,
% 2.10/1.40      descr__Cong: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(descr__Cong,definition,
% 2.10/1.40      ( descr__Cong
% 2.10/1.40      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.10/1.40            ( ! [Xx: $i,Xy: $i] :
% 2.10/1.40                ( ( Xx = Xy )
% 2.10/1.40               => ( ( Xphi @ Xx )
% 2.10/1.40                <=> ( Xpsi @ Xy ) ) )
% 2.10/1.40           => ( ( exu
% 2.10/1.40                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.40             => ( ( exu
% 2.10/1.40                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 2.10/1.40               => ( ( descr
% 2.10/1.40                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.40                  = ( descr
% 2.10/1.40                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(dsetconstr__Cong_type,type,
% 2.10/1.40      dsetconstr__Cong: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(dsetconstr__Cong,definition,
% 2.10/1.40      ( dsetconstr__Cong
% 2.10/1.40      = ( ! [A: $i,B: $i] :
% 2.10/1.40            ( ( A = B )
% 2.10/1.40           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.10/1.40                ( ! [Xx: $i] :
% 2.10/1.40                    ( ( in @ Xx @ A )
% 2.10/1.40                   => ! [Xy: $i] :
% 2.10/1.40                        ( ( in @ Xy @ B )
% 2.10/1.40                       => ( ( Xx = Xy )
% 2.10/1.40                         => ( ( Xphi @ Xx )
% 2.10/1.40                          <=> ( Xpsi @ Xy ) ) ) ) )
% 2.10/1.40               => ( ( dsetconstr @ A
% 2.10/1.40                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.10/1.40                  = ( dsetconstr @ B
% 2.10/1.40                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(subset_type,type,
% 2.10/1.40      subset: $i > $i > $o ).
% 2.10/1.40  
% 2.10/1.40  thf(disjoint_type,type,
% 2.10/1.40      disjoint: $i > $i > $o ).
% 2.10/1.40  
% 2.10/1.40  thf(setsmeet_type,type,
% 2.10/1.40      setsmeet: $i > $i > $o ).
% 2.10/1.40  
% 2.10/1.40  thf(subsetI1_type,type,
% 2.10/1.40      subsetI1: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(subsetI1,definition,
% 2.10/1.40      ( subsetI1
% 2.10/1.40      = ( ! [A: $i,B: $i] :
% 2.10/1.40            ( ! [Xx: $i] :
% 2.10/1.40                ( ( in @ Xx @ A )
% 2.10/1.40               => ( in @ Xx @ B ) )
% 2.10/1.40           => ( subset @ A @ B ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(eqimpsubset2_type,type,
% 2.10/1.40      eqimpsubset2: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(eqimpsubset2,definition,
% 2.10/1.40      ( eqimpsubset2
% 2.10/1.40      = ( ! [A: $i,B: $i] :
% 2.10/1.40            ( ( A = B )
% 2.10/1.40           => ( subset @ B @ A ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(eqimpsubset1_type,type,
% 2.10/1.40      eqimpsubset1: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(eqimpsubset1,definition,
% 2.10/1.40      ( eqimpsubset1
% 2.10/1.40      = ( ! [A: $i,B: $i] :
% 2.10/1.40            ( ( A = B )
% 2.10/1.40           => ( subset @ A @ B ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(subsetI2_type,type,
% 2.10/1.40      subsetI2: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(subsetI2,definition,
% 2.10/1.40      ( subsetI2
% 2.10/1.40      = ( ! [A: $i,B: $i] :
% 2.10/1.40            ( ! [Xx: $i] :
% 2.10/1.40                ( ( in @ Xx @ A )
% 2.10/1.40               => ( in @ Xx @ B ) )
% 2.10/1.40           => ( subset @ A @ B ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(emptysetsubset_type,type,
% 2.10/1.40      emptysetsubset: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(emptysetsubset,definition,
% 2.10/1.40      ( emptysetsubset
% 2.10/1.40      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(subsetE_type,type,
% 2.10/1.40      subsetE: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(subsetE,definition,
% 2.10/1.40      ( subsetE
% 2.10/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.10/1.40            ( ( subset @ A @ B )
% 2.10/1.40           => ( ( in @ Xx @ A )
% 2.10/1.40             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(subsetE2_type,type,
% 2.10/1.40      subsetE2: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(subsetE2,definition,
% 2.10/1.40      ( subsetE2
% 2.10/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.10/1.40            ( ( subset @ A @ B )
% 2.10/1.40           => ( ~ ( in @ Xx @ B )
% 2.10/1.40             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(notsubsetI_type,type,
% 2.10/1.40      notsubsetI: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(notsubsetI,definition,
% 2.10/1.40      ( notsubsetI
% 2.10/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.10/1.40            ( ( in @ Xx @ A )
% 2.10/1.40           => ( ~ ( in @ Xx @ B )
% 2.10/1.40             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(notequalI1_type,type,
% 2.10/1.40      notequalI1: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(notequalI1,definition,
% 2.10/1.40      ( notequalI1
% 2.10/1.40      = ( ! [A: $i,B: $i] :
% 2.10/1.40            ( ~ ( subset @ A @ B )
% 2.10/1.40           => ( A != B ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(notequalI2_type,type,
% 2.10/1.40      notequalI2: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(notequalI2,definition,
% 2.10/1.40      ( notequalI2
% 2.10/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.10/1.40            ( ( in @ Xx @ A )
% 2.10/1.40           => ( ~ ( in @ Xx @ B )
% 2.10/1.40             => ( A != B ) ) ) ) ) ).
% 2.10/1.40  
% 2.10/1.40  thf(subsetRefl_type,type,
% 2.10/1.40      subsetRefl: $o ).
% 2.10/1.40  
% 2.10/1.40  thf(subsetRefl,definition,
% 2.10/1.40      ( subsetRefl
% 2.10/1.40      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(subsetTrans_type,type,
% 2.32/1.40      subsetTrans: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(subsetTrans,definition,
% 2.32/1.40      ( subsetTrans
% 2.32/1.40      = ( ! [A: $i,B: $i,C: $i] :
% 2.32/1.40            ( ( subset @ A @ B )
% 2.32/1.40           => ( ( subset @ B @ C )
% 2.32/1.40             => ( subset @ A @ C ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setadjoinSub_type,type,
% 2.32/1.40      setadjoinSub: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setadjoinSub,definition,
% 2.32/1.40      ( setadjoinSub
% 2.32/1.40      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setadjoinSub2_type,type,
% 2.32/1.40      setadjoinSub2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setadjoinSub2,definition,
% 2.32/1.40      ( setadjoinSub2
% 2.32/1.40      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.32/1.40            ( ( subset @ A @ B )
% 2.32/1.40           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(subset2powerset_type,type,
% 2.32/1.40      subset2powerset: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(subset2powerset,definition,
% 2.32/1.40      ( subset2powerset
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( subset @ A @ B )
% 2.32/1.40           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setextsub_type,type,
% 2.32/1.40      setextsub: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setextsub,definition,
% 2.32/1.40      ( setextsub
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( subset @ A @ B )
% 2.32/1.40           => ( ( subset @ B @ A )
% 2.32/1.40             => ( A = B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(subsetemptysetimpeq_type,type,
% 2.32/1.40      subsetemptysetimpeq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(subsetemptysetimpeq,definition,
% 2.32/1.40      ( subsetemptysetimpeq
% 2.32/1.40      = ( ! [A: $i] :
% 2.32/1.40            ( ( subset @ A @ emptyset )
% 2.32/1.40           => ( A = emptyset ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetI1_type,type,
% 2.32/1.40      powersetI1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetI1,definition,
% 2.32/1.40      ( powersetI1
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( subset @ B @ A )
% 2.32/1.40           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetE1_type,type,
% 2.32/1.40      powersetE1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetE1,definition,
% 2.32/1.40      ( powersetE1
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( in @ B @ ( powerset @ A ) )
% 2.32/1.40           => ( subset @ B @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(inPowerset_type,type,
% 2.32/1.40      inPowerset: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(inPowerset,definition,
% 2.32/1.40      ( inPowerset
% 2.32/1.40      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetsubset_type,type,
% 2.32/1.40      powersetsubset: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetsubset,definition,
% 2.32/1.40      ( powersetsubset
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( subset @ A @ B )
% 2.32/1.40           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(sepInPowerset_type,type,
% 2.32/1.40      sepInPowerset: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(sepInPowerset,definition,
% 2.32/1.40      ( sepInPowerset
% 2.32/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.32/1.40            ( in
% 2.32/1.40            @ ( dsetconstr @ A
% 2.32/1.40              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.32/1.40            @ ( powerset @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(sepSubset_type,type,
% 2.32/1.40      sepSubset: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(sepSubset,definition,
% 2.32/1.40      ( sepSubset
% 2.32/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.32/1.40            ( subset
% 2.32/1.40            @ ( dsetconstr @ A
% 2.32/1.40              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.32/1.40            @ A ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binunion_type,type,
% 2.32/1.40      binunion: $i > $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionIL_type,type,
% 2.32/1.40      binunionIL: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionIL,definition,
% 2.32/1.40      ( binunionIL
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(upairset2IR_type,type,
% 2.32/1.40      upairset2IR: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(upairset2IR,definition,
% 2.32/1.40      ( upairset2IR
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionIR_type,type,
% 2.32/1.40      binunionIR: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionIR,definition,
% 2.32/1.40      ( binunionIR
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ B )
% 2.32/1.40           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionEcases_type,type,
% 2.32/1.40      binunionEcases: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionEcases,definition,
% 2.32/1.40      ( binunionEcases
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 2.32/1.40            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.32/1.40           => ( ( ( in @ Xx @ A )
% 2.32/1.40               => Xphi )
% 2.32/1.40             => ( ( ( in @ Xx @ B )
% 2.32/1.40                 => Xphi )
% 2.32/1.40               => Xphi ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionE_type,type,
% 2.32/1.40      binunionE: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionE,definition,
% 2.32/1.40      ( binunionE
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.32/1.40           => ( ( in @ Xx @ A )
% 2.32/1.40              | ( in @ Xx @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionLsub_type,type,
% 2.32/1.40      binunionLsub: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionLsub,definition,
% 2.32/1.40      ( binunionLsub
% 2.32/1.40      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionRsub_type,type,
% 2.32/1.40      binunionRsub: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionRsub,definition,
% 2.32/1.40      ( binunionRsub
% 2.32/1.40      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersect_type,type,
% 2.32/1.40      binintersect: $i > $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectI_type,type,
% 2.32/1.40      binintersectI: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectI,definition,
% 2.32/1.40      ( binintersectI
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ( ( in @ Xx @ B )
% 2.32/1.40             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectSubset5_type,type,
% 2.32/1.40      binintersectSubset5: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectSubset5,definition,
% 2.32/1.40      ( binintersectSubset5
% 2.32/1.40      = ( ! [A: $i,B: $i,C: $i] :
% 2.32/1.40            ( ( subset @ C @ A )
% 2.32/1.40           => ( ( subset @ C @ B )
% 2.32/1.40             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectEL_type,type,
% 2.32/1.40      binintersectEL: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectEL,definition,
% 2.32/1.40      ( binintersectEL
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.32/1.40           => ( in @ Xx @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectLsub_type,type,
% 2.32/1.40      binintersectLsub: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectLsub,definition,
% 2.32/1.40      ( binintersectLsub
% 2.32/1.40      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectSubset2_type,type,
% 2.32/1.40      binintersectSubset2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectSubset2,definition,
% 2.32/1.40      ( binintersectSubset2
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( subset @ A @ B )
% 2.32/1.40           => ( ( binintersect @ A @ B )
% 2.32/1.40              = A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectSubset3_type,type,
% 2.32/1.40      binintersectSubset3: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectSubset3,definition,
% 2.32/1.40      ( binintersectSubset3
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( ( binintersect @ A @ B )
% 2.32/1.40              = B )
% 2.32/1.40           => ( subset @ B @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectER_type,type,
% 2.32/1.40      binintersectER: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectER,definition,
% 2.32/1.40      ( binintersectER
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.32/1.40           => ( in @ Xx @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(disjointsetsI1_type,type,
% 2.32/1.40      disjointsetsI1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(disjointsetsI1,definition,
% 2.32/1.40      ( disjointsetsI1
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ~ ? [Xx: $i] :
% 2.32/1.40                  ( ( in @ Xx @ A )
% 2.32/1.40                  & ( in @ Xx @ B ) )
% 2.32/1.40           => ( ( binintersect @ A @ B )
% 2.32/1.40              = emptyset ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectRsub_type,type,
% 2.32/1.40      binintersectRsub: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectRsub,definition,
% 2.32/1.40      ( binintersectRsub
% 2.32/1.40      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectSubset4_type,type,
% 2.32/1.40      binintersectSubset4: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectSubset4,definition,
% 2.32/1.40      ( binintersectSubset4
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( subset @ B @ A )
% 2.32/1.40           => ( ( binintersect @ A @ B )
% 2.32/1.40              = B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectSubset1_type,type,
% 2.32/1.40      binintersectSubset1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectSubset1,definition,
% 2.32/1.40      ( binintersectSubset1
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( ( binintersect @ A @ B )
% 2.32/1.40              = A )
% 2.32/1.40           => ( subset @ A @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(bs114d_type,type,
% 2.32/1.40      bs114d: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(bs114d,definition,
% 2.32/1.40      ( bs114d
% 2.32/1.40      = ( ! [A: $i,B: $i,C: $i] :
% 2.32/1.40            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 2.32/1.40            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(regular_type,type,
% 2.32/1.40      regular: $i > $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminus_type,type,
% 2.32/1.40      setminus: $i > $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusI_type,type,
% 2.32/1.40      setminusI: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusI,definition,
% 2.32/1.40      ( setminusI
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ( ~ ( in @ Xx @ B )
% 2.32/1.40             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusEL_type,type,
% 2.32/1.40      setminusEL: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusEL,definition,
% 2.32/1.40      ( setminusEL
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.32/1.40           => ( in @ Xx @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusER_type,type,
% 2.32/1.40      setminusER: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusER,definition,
% 2.32/1.40      ( setminusER
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.32/1.40           => ~ ( in @ Xx @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusSubset2_type,type,
% 2.32/1.40      setminusSubset2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusSubset2,definition,
% 2.32/1.40      ( setminusSubset2
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( subset @ A @ B )
% 2.32/1.40           => ( ( setminus @ A @ B )
% 2.32/1.40              = emptyset ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusERneg_type,type,
% 2.32/1.40      setminusERneg: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusERneg,definition,
% 2.32/1.40      ( setminusERneg
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.32/1.40           => ( ( in @ Xx @ A )
% 2.32/1.40             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusELneg_type,type,
% 2.32/1.40      setminusELneg: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusELneg,definition,
% 2.32/1.40      ( setminusELneg
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.32/1.40           => ( ~ ( in @ Xx @ B )
% 2.32/1.40             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusILneg_type,type,
% 2.32/1.40      setminusILneg: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusILneg,definition,
% 2.32/1.40      ( setminusILneg
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ~ ( in @ Xx @ A )
% 2.32/1.40           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusIRneg_type,type,
% 2.32/1.40      setminusIRneg: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusIRneg,definition,
% 2.32/1.40      ( setminusIRneg
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ B )
% 2.32/1.40           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusLsub_type,type,
% 2.32/1.40      setminusLsub: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusLsub,definition,
% 2.32/1.40      ( setminusLsub
% 2.32/1.40      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusSubset1_type,type,
% 2.32/1.40      setminusSubset1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusSubset1,definition,
% 2.32/1.40      ( setminusSubset1
% 2.32/1.40      = ( ! [A: $i,B: $i] :
% 2.32/1.40            ( ( ( setminus @ A @ B )
% 2.32/1.40              = emptyset )
% 2.32/1.40           => ( subset @ A @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiff_type,type,
% 2.32/1.40      symdiff: $i > $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiffE_type,type,
% 2.32/1.40      symdiffE: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiffE,definition,
% 2.32/1.40      ( symdiffE
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 2.32/1.40           => ! [Xphi: $o] :
% 2.32/1.40                ( ( ( in @ Xx @ A )
% 2.32/1.40                 => ( ~ ( in @ Xx @ B )
% 2.32/1.40                   => Xphi ) )
% 2.32/1.40               => ( ( ~ ( in @ Xx @ A )
% 2.32/1.40                   => ( ( in @ Xx @ B )
% 2.32/1.40                     => Xphi ) )
% 2.32/1.40                 => Xphi ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiffI1_type,type,
% 2.32/1.40      symdiffI1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiffI1,definition,
% 2.32/1.40      ( symdiffI1
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ( ~ ( in @ Xx @ B )
% 2.32/1.40             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiffI2_type,type,
% 2.32/1.40      symdiffI2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiffI2,definition,
% 2.32/1.40      ( symdiffI2
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ~ ( in @ Xx @ A )
% 2.32/1.40           => ( ( in @ Xx @ B )
% 2.32/1.40             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiffIneg1_type,type,
% 2.32/1.40      symdiffIneg1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiffIneg1,definition,
% 2.32/1.40      ( symdiffIneg1
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ( ( in @ Xx @ B )
% 2.32/1.40             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiffIneg2_type,type,
% 2.32/1.40      symdiffIneg2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(symdiffIneg2,definition,
% 2.32/1.40      ( symdiffIneg2
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ~ ( in @ Xx @ A )
% 2.32/1.40           => ( ~ ( in @ Xx @ B )
% 2.32/1.40             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(iskpair_type,type,
% 2.32/1.40      iskpair: $i > $o ).
% 2.32/1.40  
% 2.32/1.40  thf(secondinupair_type,type,
% 2.32/1.40      secondinupair: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(secondinupair,definition,
% 2.32/1.40      ( secondinupair
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairIL_type,type,
% 2.32/1.40      setukpairIL: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairIL,definition,
% 2.32/1.40      ( setukpairIL
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairIR_type,type,
% 2.32/1.40      setukpairIR: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairIR,definition,
% 2.32/1.40      ( setukpairIR
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(kpairiskpair_type,type,
% 2.32/1.40      kpairiskpair: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(kpairiskpair,definition,
% 2.32/1.40      ( kpairiskpair
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(kpair_type,type,
% 2.32/1.40      kpair: $i > $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(kpairp_type,type,
% 2.32/1.40      kpairp: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(kpairp,definition,
% 2.32/1.40      ( kpairp
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprod_type,type,
% 2.32/1.40      cartprod: $i > $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(singletonsubset_type,type,
% 2.32/1.40      singletonsubset: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(singletonsubset,definition,
% 2.32/1.40      ( singletonsubset
% 2.32/1.40      = ( ! [A: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(singletoninpowerset_type,type,
% 2.32/1.40      singletoninpowerset: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(singletoninpowerset,definition,
% 2.32/1.40      ( singletoninpowerset
% 2.32/1.40      = ( ! [A: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(singletoninpowunion_type,type,
% 2.32/1.40      singletoninpowunion: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(singletoninpowunion,definition,
% 2.32/1.40      ( singletoninpowunion
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(upairset2E_type,type,
% 2.32/1.40      upairset2E: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(upairset2E,definition,
% 2.32/1.40      ( upairset2E
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.32/1.40            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.32/1.40           => ( ( Xz = Xx )
% 2.32/1.40              | ( Xz = Xy ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(upairsubunion_type,type,
% 2.32/1.40      upairsubunion: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(upairsubunion,definition,
% 2.32/1.40      ( upairsubunion
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(upairinpowunion_type,type,
% 2.32/1.40      upairinpowunion: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(upairinpowunion,definition,
% 2.32/1.40      ( upairinpowunion
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ubforcartprodlem1_type,type,
% 2.32/1.40      ubforcartprodlem1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ubforcartprodlem1,definition,
% 2.32/1.40      ( ubforcartprodlem1
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ubforcartprodlem2_type,type,
% 2.32/1.40      ubforcartprodlem2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ubforcartprodlem2,definition,
% 2.32/1.40      ( ubforcartprodlem2
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ubforcartprodlem3_type,type,
% 2.32/1.40      ubforcartprodlem3: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ubforcartprodlem3,definition,
% 2.32/1.40      ( ubforcartprodlem3
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodpairin_type,type,
% 2.32/1.40      cartprodpairin: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodpairin,definition,
% 2.32/1.40      ( cartprodpairin
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodmempair1_type,type,
% 2.32/1.40      cartprodmempair1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodmempair1,definition,
% 2.32/1.40      ( cartprodmempair1
% 2.32/1.40      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.32/1.40            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.32/1.40           => ? [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40                & ? [Xy: $i] :
% 2.32/1.40                    ( ( in @ Xy @ B )
% 2.32/1.40                    & ( Xu
% 2.32/1.40                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodmempair_type,type,
% 2.32/1.40      cartprodmempair: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodmempair,definition,
% 2.32/1.40      ( cartprodmempair
% 2.32/1.40      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.32/1.40            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.32/1.40           => ( iskpair @ Xu ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setunionE2_type,type,
% 2.32/1.40      setunionE2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setunionE2,definition,
% 2.32/1.40      ( setunionE2
% 2.32/1.40      = ( ! [A: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ ( setunion @ A ) )
% 2.32/1.40           => ? [X: $i] :
% 2.32/1.40                ( ( in @ X @ A )
% 2.32/1.40                & ( in @ Xx @ X ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setunionsingleton1_type,type,
% 2.32/1.40      setunionsingleton1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setunionsingleton1,definition,
% 2.32/1.40      ( setunionsingleton1
% 2.32/1.40      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setunionsingleton2_type,type,
% 2.32/1.40      setunionsingleton2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setunionsingleton2,definition,
% 2.32/1.40      ( setunionsingleton2
% 2.32/1.40      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setunionsingleton_type,type,
% 2.32/1.40      setunionsingleton: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setunionsingleton,definition,
% 2.32/1.40      ( setunionsingleton
% 2.32/1.40      = ( ! [Xx: $i] :
% 2.32/1.40            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 2.32/1.40            = Xx ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(singleton_type,type,
% 2.32/1.40      singleton: $i > $o ).
% 2.32/1.40  
% 2.32/1.40  thf(singletonprop_type,type,
% 2.32/1.40      singletonprop: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(singletonprop,definition,
% 2.32/1.40      ( singletonprop
% 2.32/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.32/1.40            ( ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ! [Xy: $i] :
% 2.32/1.40                    ( ( in @ Xy @ A )
% 2.32/1.40                   => ( ( Xphi @ Xx )
% 2.32/1.40                     => ( ( Xphi @ Xy )
% 2.32/1.40                       => ( Xx = Xy ) ) ) ) )
% 2.32/1.40           => ( ? [Xx: $i] :
% 2.32/1.40                  ( ( in @ Xx @ A )
% 2.32/1.40                  & ( Xphi @ Xx ) )
% 2.32/1.40             => ( singleton
% 2.32/1.40                @ ( dsetconstr @ A
% 2.32/1.40                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ex1_type,type,
% 2.32/1.40      ex1: $i > ( $i > $o ) > $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ex1,definition,
% 2.32/1.40      ( ex1
% 2.32/1.40      = ( ^ [A: $i,Xphi: $i > $o] :
% 2.32/1.40            ( singleton
% 2.32/1.40            @ ( dsetconstr @ A
% 2.32/1.40              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ex1E1_type,type,
% 2.32/1.40      ex1E1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ex1E1,definition,
% 2.32/1.40      ( ex1E1
% 2.32/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.32/1.40            ( ( ex1 @ A
% 2.32/1.40              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.32/1.40           => ? [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40                & ( Xphi @ Xx ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ex1I_type,type,
% 2.32/1.40      ex1I: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ex1I,definition,
% 2.32/1.40      ( ex1I
% 2.32/1.40      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ( ( Xphi @ Xx )
% 2.32/1.40             => ( ! [Xy: $i] :
% 2.32/1.40                    ( ( in @ Xy @ A )
% 2.32/1.40                   => ( ( Xphi @ Xy )
% 2.32/1.40                     => ( Xy = Xx ) ) )
% 2.32/1.40               => ( ex1 @ A
% 2.32/1.40                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ex1I2_type,type,
% 2.32/1.40      ex1I2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ex1I2,definition,
% 2.32/1.40      ( ex1I2
% 2.32/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.32/1.40            ( ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ! [Xy: $i] :
% 2.32/1.40                    ( ( in @ Xy @ A )
% 2.32/1.40                   => ( ( Xphi @ Xx )
% 2.32/1.40                     => ( ( Xphi @ Xy )
% 2.32/1.40                       => ( Xx = Xy ) ) ) ) )
% 2.32/1.40           => ( ? [Xx: $i] :
% 2.32/1.40                  ( ( in @ Xx @ A )
% 2.32/1.40                  & ( Xphi @ Xx ) )
% 2.32/1.40             => ( ex1 @ A
% 2.32/1.40                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(singletonsuniq_type,type,
% 2.32/1.40      singletonsuniq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(singletonsuniq,definition,
% 2.32/1.40      ( singletonsuniq
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] :
% 2.32/1.40            ( ( ( setadjoin @ Xx @ emptyset )
% 2.32/1.40              = ( setadjoin @ Xy @ emptyset ) )
% 2.32/1.40           => ( Xx = Xy ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(atmost1p_type,type,
% 2.32/1.40      atmost1p: $i > $o ).
% 2.32/1.40  
% 2.32/1.40  thf(atleast2p_type,type,
% 2.32/1.40      atleast2p: $i > $o ).
% 2.32/1.40  
% 2.32/1.40  thf(atmost2p_type,type,
% 2.32/1.40      atmost2p: $i > $o ).
% 2.32/1.40  
% 2.32/1.40  thf(upairsetp_type,type,
% 2.32/1.40      upairsetp: $i > $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjL1_type,type,
% 2.32/1.40      setukpairinjL1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjL1,definition,
% 2.32/1.40      ( setukpairinjL1
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.32/1.40            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 2.32/1.40           => ( Xx = Xz ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(kfstsingleton_type,type,
% 2.32/1.40      kfstsingleton: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(kfstsingleton,definition,
% 2.32/1.40      ( kfstsingleton
% 2.32/1.40      = ( ! [Xu: $i] :
% 2.32/1.40            ( ( iskpair @ Xu )
% 2.32/1.40           => ( singleton
% 2.32/1.40              @ ( dsetconstr @ ( setunion @ Xu )
% 2.32/1.40                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(theprop_type,type,
% 2.32/1.40      theprop: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(theprop,definition,
% 2.32/1.40      ( theprop
% 2.32/1.40      = ( ! [X: $i] :
% 2.32/1.40            ( ( singleton @ X )
% 2.32/1.40           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(kfst_type,type,
% 2.32/1.40      kfst: $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(kfstpairEq_type,type,
% 2.32/1.40      kfstpairEq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(kfstpairEq,definition,
% 2.32/1.40      ( kfstpairEq
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] :
% 2.32/1.40            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.32/1.40            = Xx ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodfstin_type,type,
% 2.32/1.40      cartprodfstin: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodfstin,definition,
% 2.32/1.40      ( cartprodfstin
% 2.32/1.40      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.32/1.40            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.32/1.40           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjL2_type,type,
% 2.32/1.40      setukpairinjL2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjL2,definition,
% 2.32/1.40      ( setukpairinjL2
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.32/1.40            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.32/1.40              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.32/1.40           => ( Xx = Xz ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjL_type,type,
% 2.32/1.40      setukpairinjL: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjL,definition,
% 2.32/1.40      ( setukpairinjL
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.32/1.40            ( ( ( kpair @ Xx @ Xy )
% 2.32/1.40              = ( kpair @ Xz @ Xu ) )
% 2.32/1.40           => ( Xx = Xz ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjR11_type,type,
% 2.32/1.40      setukpairinjR11: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjR11,definition,
% 2.32/1.40      ( setukpairinjR11
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] :
% 2.32/1.40            ( ( Xx = Xy )
% 2.32/1.40           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.32/1.40              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjR12_type,type,
% 2.32/1.40      setukpairinjR12: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjR12,definition,
% 2.32/1.40      ( setukpairinjR12
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] :
% 2.32/1.40            ( ( Xx = Xy )
% 2.32/1.40           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.32/1.40              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjR1_type,type,
% 2.32/1.40      setukpairinjR1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjR1,definition,
% 2.32/1.40      ( setukpairinjR1
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.32/1.40            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.32/1.40              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.32/1.40           => ( ( Xz = Xu )
% 2.32/1.40             => ( Xy = Xu ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(upairequniteq_type,type,
% 2.32/1.40      upairequniteq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(upairequniteq,definition,
% 2.32/1.40      ( upairequniteq
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.32/1.40            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.32/1.40              = ( setadjoin @ Xz @ emptyset ) )
% 2.32/1.40           => ( Xx = Xy ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjR2_type,type,
% 2.32/1.40      setukpairinjR2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjR2,definition,
% 2.32/1.40      ( setukpairinjR2
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.32/1.40            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.32/1.40              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.32/1.40           => ( Xy = Xu ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjR_type,type,
% 2.32/1.40      setukpairinjR: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setukpairinjR,definition,
% 2.32/1.40      ( setukpairinjR
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.32/1.40            ( ( ( kpair @ Xx @ Xy )
% 2.32/1.40              = ( kpair @ Xz @ Xu ) )
% 2.32/1.40           => ( Xy = Xu ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ksndsingleton_type,type,
% 2.32/1.40      ksndsingleton: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ksndsingleton,definition,
% 2.32/1.40      ( ksndsingleton
% 2.32/1.40      = ( ! [Xu: $i] :
% 2.32/1.40            ( ( iskpair @ Xu )
% 2.32/1.40           => ( singleton
% 2.32/1.40              @ ( dsetconstr @ ( setunion @ Xu )
% 2.32/1.40                @ ^ [Xx: $i] :
% 2.32/1.40                    ( Xu
% 2.32/1.40                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ksnd_type,type,
% 2.32/1.40      ksnd: $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(ksndpairEq_type,type,
% 2.32/1.40      ksndpairEq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ksndpairEq,definition,
% 2.32/1.40      ( ksndpairEq
% 2.32/1.40      = ( ! [Xx: $i,Xy: $i] :
% 2.32/1.40            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.32/1.40            = Xy ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(kpairsurjEq_type,type,
% 2.32/1.40      kpairsurjEq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(kpairsurjEq,definition,
% 2.32/1.40      ( kpairsurjEq
% 2.32/1.40      = ( ! [Xu: $i] :
% 2.32/1.40            ( ( iskpair @ Xu )
% 2.32/1.40           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.32/1.40              = Xu ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodsndin_type,type,
% 2.32/1.40      cartprodsndin: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodsndin,definition,
% 2.32/1.40      ( cartprodsndin
% 2.32/1.40      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.32/1.40            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.32/1.40           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodpairmemEL_type,type,
% 2.32/1.40      cartprodpairmemEL: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodpairmemEL,definition,
% 2.32/1.40      ( cartprodpairmemEL
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.32/1.40            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.32/1.40           => ( in @ Xx @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodpairmemER_type,type,
% 2.32/1.40      cartprodpairmemER: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodpairmemER,definition,
% 2.32/1.40      ( cartprodpairmemER
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.32/1.40            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.32/1.40           => ( in @ Xy @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodmempaircEq_type,type,
% 2.32/1.40      cartprodmempaircEq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodmempaircEq,definition,
% 2.32/1.40      ( cartprodmempaircEq
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( ( kpair @ Xx @ Xy )
% 2.32/1.40                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodfstpairEq_type,type,
% 2.32/1.40      cartprodfstpairEq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodfstpairEq,definition,
% 2.32/1.40      ( cartprodfstpairEq
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.32/1.40                  = Xx ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodsndpairEq_type,type,
% 2.32/1.40      cartprodsndpairEq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodsndpairEq,definition,
% 2.32/1.40      ( cartprodsndpairEq
% 2.32/1.40      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.32/1.40                  = Xy ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodpairsurjEq_type,type,
% 2.32/1.40      cartprodpairsurjEq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(cartprodpairsurjEq,definition,
% 2.32/1.40      ( cartprodpairsurjEq
% 2.32/1.40      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.32/1.40            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.32/1.40           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.32/1.40              = Xu ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(breln_type,type,
% 2.32/1.40      breln: $i > $i > $i > $o ).
% 2.32/1.40  
% 2.32/1.40  thf(breln,definition,
% 2.32/1.40      ( breln
% 2.32/1.40      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstr_type,type,
% 2.32/1.40      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrI_type,type,
% 2.32/1.40      dpsetconstrI: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrI,definition,
% 2.32/1.40      ( dpsetconstrI
% 2.32/1.40      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( ( Xphi @ Xx @ Xy )
% 2.32/1.40                 => ( in @ ( kpair @ Xx @ Xy )
% 2.32/1.40                    @ ( dpsetconstr @ A @ B
% 2.32/1.40                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrSub_type,type,
% 2.32/1.40      dpsetconstrSub: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrSub,definition,
% 2.32/1.40      ( dpsetconstrSub
% 2.32/1.40      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.32/1.40            ( subset
% 2.32/1.40            @ ( dpsetconstr @ A @ B
% 2.32/1.40              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 2.32/1.40            @ ( cartprod @ A @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setOfPairsIsBReln_type,type,
% 2.32/1.40      setOfPairsIsBReln: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setOfPairsIsBReln,definition,
% 2.32/1.40      ( setOfPairsIsBReln
% 2.32/1.40      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.32/1.40            ( breln @ A @ B
% 2.32/1.40            @ ( dpsetconstr @ A @ B
% 2.32/1.40              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrERa_type,type,
% 2.32/1.40      dpsetconstrERa: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrERa,definition,
% 2.32/1.40      ( dpsetconstrERa
% 2.32/1.40      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ B )
% 2.32/1.40               => ( ( in @ ( kpair @ Xx @ Xy )
% 2.32/1.40                    @ ( dpsetconstr @ A @ B
% 2.32/1.40                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.32/1.40                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrEL1_type,type,
% 2.32/1.40      dpsetconstrEL1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrEL1,definition,
% 2.32/1.40      ( dpsetconstrEL1
% 2.32/1.40      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.32/1.40            ( ( in @ ( kpair @ Xx @ Xy )
% 2.32/1.40              @ ( dpsetconstr @ A @ B
% 2.32/1.40                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.32/1.40           => ( in @ Xx @ A ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrEL2_type,type,
% 2.32/1.40      dpsetconstrEL2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrEL2,definition,
% 2.32/1.40      ( dpsetconstrEL2
% 2.32/1.40      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.32/1.40            ( ( in @ ( kpair @ Xx @ Xy )
% 2.32/1.40              @ ( dpsetconstr @ A @ B
% 2.32/1.40                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.32/1.40           => ( in @ Xy @ B ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrER_type,type,
% 2.32/1.40      dpsetconstrER: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(dpsetconstrER,definition,
% 2.32/1.40      ( dpsetconstrER
% 2.32/1.40      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.32/1.40            ( ( in @ ( kpair @ Xx @ Xy )
% 2.32/1.40              @ ( dpsetconstr @ A @ B
% 2.32/1.40                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.32/1.40           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(func_type,type,
% 2.32/1.40      func: $i > $i > $i > $o ).
% 2.32/1.40  
% 2.32/1.40  thf(funcSet_type,type,
% 2.32/1.40      funcSet: $i > $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(funcImageSingleton_type,type,
% 2.32/1.40      funcImageSingleton: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(funcImageSingleton,definition,
% 2.32/1.40      ( funcImageSingleton
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( func @ A @ B @ Xf )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( singleton
% 2.32/1.40                  @ ( dsetconstr @ B
% 2.32/1.40                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(apProp_type,type,
% 2.32/1.40      apProp: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(apProp,definition,
% 2.32/1.40      ( apProp
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( func @ A @ B @ Xf )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in
% 2.32/1.40                  @ ( setunion
% 2.32/1.40                    @ ( dsetconstr @ B
% 2.32/1.40                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 2.32/1.40                  @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ap_type,type,
% 2.32/1.40      ap: $i > $i > $i > $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(app_type,type,
% 2.32/1.40      app: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(app,definition,
% 2.32/1.40      ( app
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( func @ A @ B @ Xf )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(infuncsetfunc_type,type,
% 2.32/1.40      infuncsetfunc: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(infuncsetfunc,definition,
% 2.32/1.40      ( infuncsetfunc
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.32/1.40           => ( func @ A @ B @ Xf ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ap2p_type,type,
% 2.32/1.40      ap2p: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ap2p,definition,
% 2.32/1.40      ( ap2p
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(funcinfuncset_type,type,
% 2.32/1.40      funcinfuncset: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(funcinfuncset,definition,
% 2.32/1.40      ( funcinfuncset
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( func @ A @ B @ Xf )
% 2.32/1.40           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(lamProp_type,type,
% 2.32/1.40      lamProp: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(lamProp,definition,
% 2.32/1.40      ( lamProp
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.32/1.40            ( ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.32/1.40           => ( func @ A @ B
% 2.32/1.40              @ ( dpsetconstr @ A @ B
% 2.32/1.40                @ ^ [Xx: $i,Xy: $i] :
% 2.32/1.40                    ( ( Xf @ Xx )
% 2.32/1.40                    = Xy ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(lam_type,type,
% 2.32/1.40      lam: $i > $i > ( $i > $i ) > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(lamp_type,type,
% 2.32/1.40      lamp: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(lamp,definition,
% 2.32/1.40      ( lamp
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.32/1.40            ( ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.32/1.40           => ( func @ A @ B
% 2.32/1.40              @ ( lam @ A @ B
% 2.32/1.40                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(lam2p_type,type,
% 2.32/1.40      lam2p: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(lam2p,definition,
% 2.32/1.40      ( lam2p
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.32/1.40            ( ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.32/1.40           => ( in
% 2.32/1.40              @ ( lam @ A @ B
% 2.32/1.40                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.32/1.40              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(brelnall1_type,type,
% 2.32/1.40      brelnall1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(brelnall1,definition,
% 2.32/1.40      ( brelnall1
% 2.32/1.40      = ( ! [A: $i,B: $i,R: $i] :
% 2.32/1.40            ( ( breln @ A @ B @ R )
% 2.32/1.40           => ! [Xphi: $i > $o] :
% 2.32/1.40                ( ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ! [Xy: $i] :
% 2.32/1.40                        ( ( in @ Xy @ B )
% 2.32/1.40                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.32/1.40                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ R )
% 2.32/1.40                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(brelnall2_type,type,
% 2.32/1.40      brelnall2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(brelnall2,definition,
% 2.32/1.40      ( brelnall2
% 2.32/1.40      = ( ! [A: $i,B: $i,R: $i] :
% 2.32/1.40            ( ( breln @ A @ B @ R )
% 2.32/1.40           => ! [Xphi: $i > $o] :
% 2.32/1.40                ( ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ! [Xy: $i] :
% 2.32/1.40                        ( ( in @ Xy @ B )
% 2.32/1.40                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.32/1.40                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ R )
% 2.32/1.40                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ex1E2_type,type,
% 2.32/1.40      ex1E2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ex1E2,definition,
% 2.32/1.40      ( ex1E2
% 2.32/1.40      = ( ! [A: $i,Xphi: $i > $o] :
% 2.32/1.40            ( ( ex1 @ A
% 2.32/1.40              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ! [Xy: $i] :
% 2.32/1.40                    ( ( in @ Xy @ A )
% 2.32/1.40                   => ( ( Xphi @ Xx )
% 2.32/1.40                     => ( ( Xphi @ Xy )
% 2.32/1.40                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(funcGraphProp1_type,type,
% 2.32/1.40      funcGraphProp1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(funcGraphProp1,definition,
% 2.32/1.40      ( funcGraphProp1
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( func @ A @ B @ Xf )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(funcGraphProp3_type,type,
% 2.32/1.40      funcGraphProp3: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(funcGraphProp3,definition,
% 2.32/1.40      ( funcGraphProp3
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(funcGraphProp2_type,type,
% 2.32/1.40      funcGraphProp2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(funcGraphProp2,definition,
% 2.32/1.40      ( funcGraphProp2
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( func @ A @ B @ Xf )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ! [Xy: $i] :
% 2.32/1.40                    ( ( in @ Xy @ B )
% 2.32/1.40                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.32/1.40                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.32/1.40                        = Xy ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(funcextLem_type,type,
% 2.32/1.40      funcextLem: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(funcextLem,definition,
% 2.32/1.40      ( funcextLem
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( func @ A @ B @ Xf )
% 2.32/1.40           => ! [Xg: $i] :
% 2.32/1.40                ( ( func @ A @ B @ Xg )
% 2.32/1.40               => ( ! [Xx: $i] :
% 2.32/1.40                      ( ( in @ Xx @ A )
% 2.32/1.40                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.32/1.40                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.32/1.40                 => ! [Xx: $i] :
% 2.32/1.40                      ( ( in @ Xx @ A )
% 2.32/1.40                     => ! [Xy: $i] :
% 2.32/1.40                          ( ( in @ Xy @ B )
% 2.32/1.40                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 2.32/1.40                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(funcGraphProp4_type,type,
% 2.32/1.40      funcGraphProp4: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(funcGraphProp4,definition,
% 2.32/1.40      ( funcGraphProp4
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ! [Xy: $i] :
% 2.32/1.40                    ( ( in @ Xy @ B )
% 2.32/1.40                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.32/1.40                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.32/1.40                        = Xy ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(subbreln_type,type,
% 2.32/1.40      subbreln: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(subbreln,definition,
% 2.32/1.40      ( subbreln
% 2.32/1.40      = ( ! [A: $i,B: $i,R: $i] :
% 2.32/1.40            ( ( breln @ A @ B @ R )
% 2.32/1.40           => ! [S: $i] :
% 2.32/1.40                ( ( breln @ A @ B @ S )
% 2.32/1.40               => ( ! [Xx: $i] :
% 2.32/1.40                      ( ( in @ Xx @ A )
% 2.32/1.40                     => ! [Xy: $i] :
% 2.32/1.40                          ( ( in @ Xy @ B )
% 2.32/1.40                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.32/1.40                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.32/1.40                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(eqbreln_type,type,
% 2.32/1.40      eqbreln: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(eqbreln,definition,
% 2.32/1.40      ( eqbreln
% 2.32/1.40      = ( ! [A: $i,B: $i,R: $i] :
% 2.32/1.40            ( ( breln @ A @ B @ R )
% 2.32/1.40           => ! [S: $i] :
% 2.32/1.40                ( ( breln @ A @ B @ S )
% 2.32/1.40               => ( ! [Xx: $i] :
% 2.32/1.40                      ( ( in @ Xx @ A )
% 2.32/1.40                     => ! [Xy: $i] :
% 2.32/1.40                          ( ( in @ Xy @ B )
% 2.32/1.40                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.32/1.40                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.32/1.40                 => ( ! [Xx: $i] :
% 2.32/1.40                        ( ( in @ Xx @ A )
% 2.32/1.40                       => ! [Xy: $i] :
% 2.32/1.40                            ( ( in @ Xy @ B )
% 2.32/1.40                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 2.32/1.40                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 2.32/1.40                   => ( R = S ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(funcext_type,type,
% 2.32/1.40      funcext: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(funcext,definition,
% 2.32/1.40      ( funcext
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( func @ A @ B @ Xf )
% 2.32/1.40           => ! [Xg: $i] :
% 2.32/1.40                ( ( func @ A @ B @ Xg )
% 2.32/1.40               => ( ! [Xx: $i] :
% 2.32/1.40                      ( ( in @ Xx @ A )
% 2.32/1.40                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.32/1.40                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.32/1.40                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(funcext2_type,type,
% 2.32/1.40      funcext2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(funcext2,definition,
% 2.32/1.40      ( funcext2
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.32/1.40           => ! [Xg: $i] :
% 2.32/1.40                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 2.32/1.40               => ( ! [Xx: $i] :
% 2.32/1.40                      ( ( in @ Xx @ A )
% 2.32/1.40                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.32/1.40                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.32/1.40                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ap2apEq1_type,type,
% 2.32/1.40      ap2apEq1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ap2apEq1,definition,
% 2.32/1.40      ( ap2apEq1
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( ( ap @ A @ B @ Xf @ Xx )
% 2.32/1.40                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ap2apEq2_type,type,
% 2.32/1.40      ap2apEq2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ap2apEq2,definition,
% 2.32/1.40      ( ap2apEq2
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( func @ A @ B @ Xf )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( ( ap @ A @ B @ Xf @ Xx )
% 2.32/1.40                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(beta1_type,type,
% 2.32/1.40      beta1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(beta1,definition,
% 2.32/1.40      ( beta1
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.32/1.40            ( ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( ( ap @ A @ B
% 2.32/1.40                    @ ( lam @ A @ B
% 2.32/1.40                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 2.32/1.40                    @ Xx )
% 2.32/1.40                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(eta1_type,type,
% 2.32/1.40      eta1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(eta1,definition,
% 2.32/1.40      ( eta1
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( func @ A @ B @ Xf )
% 2.32/1.40           => ( ( lam @ A @ B
% 2.32/1.40                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 2.32/1.40              = Xf ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(lam2lamEq_type,type,
% 2.32/1.40      lam2lamEq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(lam2lamEq,definition,
% 2.32/1.40      ( lam2lamEq
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.32/1.40            ( ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.32/1.40           => ( ( lam @ A @ B
% 2.32/1.40                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.32/1.40              = ( lam @ A @ B
% 2.32/1.40                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(beta2_type,type,
% 2.32/1.40      beta2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(beta2,definition,
% 2.32/1.40      ( beta2
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.32/1.40            ( ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( ( ap @ A @ B
% 2.32/1.40                    @ ( lam @ A @ B
% 2.32/1.40                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 2.32/1.40                    @ Xx )
% 2.32/1.40                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(eta2_type,type,
% 2.32/1.40      eta2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(eta2,definition,
% 2.32/1.40      ( eta2
% 2.32/1.40      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.32/1.40            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.32/1.40           => ( ( lam @ A @ B
% 2.32/1.40                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 2.32/1.40              = Xf ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(iffalseProp1_type,type,
% 2.32/1.40      iffalseProp1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(iffalseProp1,definition,
% 2.32/1.40      ( iffalseProp1
% 2.32/1.40      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ A )
% 2.32/1.40               => ( ~ Xphi
% 2.32/1.40                 => ( in @ Xy
% 2.32/1.40                    @ ( dsetconstr @ A
% 2.32/1.40                      @ ^ [Xz: $i] :
% 2.32/1.40                          ( ( Xphi
% 2.32/1.40                            & ( Xz = Xx ) )
% 2.32/1.40                          | ( ~ Xphi
% 2.32/1.40                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(iffalseProp2_type,type,
% 2.32/1.40      iffalseProp2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(iffalseProp2,definition,
% 2.32/1.40      ( iffalseProp2
% 2.32/1.40      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ A )
% 2.32/1.40               => ( ~ Xphi
% 2.32/1.40                 => ( ( dsetconstr @ A
% 2.32/1.40                      @ ^ [Xz: $i] :
% 2.32/1.40                          ( ( Xphi
% 2.32/1.40                            & ( Xz = Xx ) )
% 2.32/1.40                          | ( ~ Xphi
% 2.32/1.40                            & ( Xz = Xy ) ) ) )
% 2.32/1.40                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(iftrueProp1_type,type,
% 2.32/1.40      iftrueProp1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(iftrueProp1,definition,
% 2.32/1.40      ( iftrueProp1
% 2.32/1.40      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ A )
% 2.32/1.40               => ( Xphi
% 2.32/1.40                 => ( in @ Xx
% 2.32/1.40                    @ ( dsetconstr @ A
% 2.32/1.40                      @ ^ [Xz: $i] :
% 2.32/1.40                          ( ( Xphi
% 2.32/1.40                            & ( Xz = Xx ) )
% 2.32/1.40                          | ( ~ Xphi
% 2.32/1.40                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(iftrueProp2_type,type,
% 2.32/1.40      iftrueProp2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(iftrueProp2,definition,
% 2.32/1.40      ( iftrueProp2
% 2.32/1.40      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ A )
% 2.32/1.40               => ( Xphi
% 2.32/1.40                 => ( ( dsetconstr @ A
% 2.32/1.40                      @ ^ [Xz: $i] :
% 2.32/1.40                          ( ( Xphi
% 2.32/1.40                            & ( Xz = Xx ) )
% 2.32/1.40                          | ( ~ Xphi
% 2.32/1.40                            & ( Xz = Xy ) ) ) )
% 2.32/1.40                    = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(ifSingleton_type,type,
% 2.32/1.40      ifSingleton: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ifSingleton,definition,
% 2.32/1.40      ( ifSingleton
% 2.32/1.40      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ A )
% 2.32/1.40               => ( singleton
% 2.32/1.40                  @ ( dsetconstr @ A
% 2.32/1.40                    @ ^ [Xz: $i] :
% 2.32/1.40                        ( ( Xphi
% 2.32/1.40                          & ( Xz = Xx ) )
% 2.32/1.40                        | ( ~ Xphi
% 2.32/1.40                          & ( Xz = Xy ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(if_type,type,
% 2.32/1.40      if: $i > $o > $i > $i > $i ).
% 2.32/1.40  
% 2.32/1.40  thf(ifp_type,type,
% 2.32/1.40      ifp: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(ifp,definition,
% 2.32/1.40      ( ifp
% 2.32/1.40      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ A )
% 2.32/1.40               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ A ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(theeq_type,type,
% 2.32/1.40      theeq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(theeq,definition,
% 2.32/1.40      ( theeq
% 2.32/1.40      = ( ! [X: $i] :
% 2.32/1.40            ( ( singleton @ X )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ X )
% 2.32/1.40               => ( ( setunion @ X )
% 2.32/1.40                  = Xx ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(iftrue_type,type,
% 2.32/1.40      iftrue: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(iftrue,definition,
% 2.32/1.40      ( iftrue
% 2.32/1.40      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ A )
% 2.32/1.40               => ( Xphi
% 2.32/1.40                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 2.32/1.40                    = Xx ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(iffalse_type,type,
% 2.32/1.40      iffalse: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(iffalse,definition,
% 2.32/1.40      ( iffalse
% 2.32/1.40      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ A )
% 2.32/1.40               => ( ~ Xphi
% 2.32/1.40                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 2.32/1.40                    = Xy ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(iftrueorfalse_type,type,
% 2.32/1.40      iftrueorfalse: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(iftrueorfalse,definition,
% 2.32/1.40      ( iftrueorfalse
% 2.32/1.40      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.32/1.40            ( ( in @ Xx @ A )
% 2.32/1.40           => ! [Xy: $i] :
% 2.32/1.40                ( ( in @ Xy @ A )
% 2.32/1.40               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectT_lem_type,type,
% 2.32/1.40      binintersectT_lem: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectT_lem,definition,
% 2.32/1.40      ( binintersectT_lem
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionT_lem_type,type,
% 2.32/1.40      binunionT_lem: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionT_lem,definition,
% 2.32/1.40      ( binunionT_lem
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( in @ ( binunion @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetT_lem_type,type,
% 2.32/1.40      powersetT_lem: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetT_lem,definition,
% 2.32/1.40      ( powersetT_lem
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ( in @ ( powerset @ X ) @ ( powerset @ ( powerset @ A ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusT_lem_type,type,
% 2.32/1.40      setminusT_lem: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setminusT_lem,definition,
% 2.32/1.40      ( setminusT_lem
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( in @ ( setminus @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(complementT_lem_type,type,
% 2.32/1.40      complementT_lem: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(complementT_lem,definition,
% 2.32/1.40      ( complementT_lem
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ( in @ ( setminus @ A @ X ) @ ( powerset @ A ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(setextT_type,type,
% 2.32/1.40      setextT: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(setextT,definition,
% 2.32/1.40      ( setextT
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( ! [Xx: $i] :
% 2.32/1.40                      ( ( in @ Xx @ A )
% 2.32/1.40                     => ( ( in @ Xx @ X )
% 2.32/1.40                       => ( in @ Xx @ Y ) ) )
% 2.32/1.40                 => ( ! [Xx: $i] :
% 2.32/1.40                        ( ( in @ Xx @ A )
% 2.32/1.40                       => ( ( in @ Xx @ Y )
% 2.32/1.40                         => ( in @ Xx @ X ) ) )
% 2.32/1.40                   => ( X = Y ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(subsetTI_type,type,
% 2.32/1.40      subsetTI: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(subsetTI,definition,
% 2.32/1.40      ( subsetTI
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( ! [Xx: $i] :
% 2.32/1.40                      ( ( in @ Xx @ A )
% 2.32/1.40                     => ( ( in @ Xx @ X )
% 2.32/1.40                       => ( in @ Xx @ Y ) ) )
% 2.32/1.40                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetTI1_type,type,
% 2.32/1.40      powersetTI1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetTI1,definition,
% 2.32/1.40      ( powersetTI1
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( ! [Xx: $i] :
% 2.32/1.40                      ( ( in @ Xx @ A )
% 2.32/1.40                     => ( ( in @ Xx @ X )
% 2.32/1.40                       => ( in @ Xx @ Y ) ) )
% 2.32/1.40                 => ( in @ X @ ( powerset @ Y ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetTE1_type,type,
% 2.32/1.40      powersetTE1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(powersetTE1,definition,
% 2.32/1.40      ( powersetTE1
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ( in @ X @ ( powerset @ Y ) )
% 2.32/1.40                     => ( ( in @ Xx @ X )
% 2.32/1.40                       => ( in @ Xx @ Y ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(complementTI1_type,type,
% 2.32/1.40      complementTI1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(complementTI1,definition,
% 2.32/1.40      ( complementTI1
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( ( in @ Xx @ X )
% 2.32/1.40                 => ~ ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(complementTE1_type,type,
% 2.32/1.40      complementTE1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(complementTE1,definition,
% 2.32/1.40      ( complementTE1
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( ~ ( in @ Xx @ ( setminus @ A @ X ) )
% 2.32/1.40                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectTELcontra_type,type,
% 2.32/1.40      binintersectTELcontra: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectTELcontra,definition,
% 2.32/1.40      ( binintersectTELcontra
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ~ ( in @ Xx @ X )
% 2.32/1.40                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectTERcontra_type,type,
% 2.32/1.40      binintersectTERcontra: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binintersectTERcontra,definition,
% 2.32/1.40      ( binintersectTERcontra
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ~ ( in @ Xx @ Y )
% 2.32/1.40                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(contrasubsetT_type,type,
% 2.32/1.40      contrasubsetT: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(contrasubsetT,definition,
% 2.32/1.40      ( contrasubsetT
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.32/1.40                     => ( ( in @ Xx @ Y )
% 2.32/1.40                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(contrasubsetT1_type,type,
% 2.32/1.40      contrasubsetT1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(contrasubsetT1,definition,
% 2.32/1.40      ( contrasubsetT1
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ( subset @ X @ Y )
% 2.32/1.40                     => ( ~ ( in @ Xx @ Y )
% 2.32/1.40                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(contrasubsetT2_type,type,
% 2.32/1.40      contrasubsetT2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(contrasubsetT2,definition,
% 2.32/1.40      ( contrasubsetT2
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( ( subset @ X @ Y )
% 2.32/1.40                 => ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(contrasubsetT3_type,type,
% 2.32/1.40      contrasubsetT3: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(contrasubsetT3,definition,
% 2.32/1.40      ( contrasubsetT3
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) )
% 2.32/1.40                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(doubleComplementI1_type,type,
% 2.32/1.40      doubleComplementI1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(doubleComplementI1,definition,
% 2.32/1.40      ( doubleComplementI1
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( ( in @ Xx @ X )
% 2.32/1.40                 => ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(doubleComplementE1_type,type,
% 2.32/1.40      doubleComplementE1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(doubleComplementE1,definition,
% 2.32/1.40      ( doubleComplementE1
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Xx: $i] :
% 2.32/1.40                ( ( in @ Xx @ A )
% 2.32/1.40               => ( ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) )
% 2.32/1.40                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(doubleComplementSub1_type,type,
% 2.32/1.40      doubleComplementSub1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(doubleComplementSub1,definition,
% 2.32/1.40      ( doubleComplementSub1
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ( subset @ X @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(doubleComplementSub2_type,type,
% 2.32/1.40      doubleComplementSub2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(doubleComplementSub2,definition,
% 2.32/1.40      ( doubleComplementSub2
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ( subset @ ( setminus @ A @ ( setminus @ A @ X ) ) @ X ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(doubleComplementEq_type,type,
% 2.32/1.40      doubleComplementEq: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(doubleComplementEq,definition,
% 2.32/1.40      ( doubleComplementEq
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ( X
% 2.32/1.40              = ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(complementTnotintersectT_type,type,
% 2.32/1.40      complementTnotintersectT: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(complementTnotintersectT,definition,
% 2.32/1.40      ( complementTnotintersectT
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 2.32/1.40                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(complementImpComplementIntersect_type,type,
% 2.32/1.40      complementImpComplementIntersect: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(complementImpComplementIntersect,definition,
% 2.32/1.40      ( complementImpComplementIntersect
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 2.32/1.40                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(complementSubsetComplementIntersect_type,type,
% 2.32/1.40      complementSubsetComplementIntersect: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(complementSubsetComplementIntersect,definition,
% 2.32/1.40      ( complementSubsetComplementIntersect
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( subset @ ( setminus @ A @ X ) @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(complementInPowersetComplementIntersect_type,type,
% 2.32/1.40      complementInPowersetComplementIntersect: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(complementInPowersetComplementIntersect,definition,
% 2.32/1.40      ( complementInPowersetComplementIntersect
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(contraSubsetComplement_type,type,
% 2.32/1.40      contraSubsetComplement: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(contraSubsetComplement,definition,
% 2.32/1.40      ( contraSubsetComplement
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.32/1.40                 => ! [Xx: $i] :
% 2.32/1.40                      ( ( in @ Xx @ A )
% 2.32/1.40                     => ( ( in @ Xx @ Y )
% 2.32/1.40                       => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(complementTcontraSubset_type,type,
% 2.32/1.40      complementTcontraSubset: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(complementTcontraSubset,definition,
% 2.32/1.40      ( complementTcontraSubset
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.32/1.40                 => ( subset @ Y @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionTILcontra_type,type,
% 2.32/1.40      binunionTILcontra: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionTILcontra,definition,
% 2.32/1.40      ( binunionTILcontra
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 2.32/1.40                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionTIRcontra_type,type,
% 2.32/1.40      binunionTIRcontra: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionTIRcontra,definition,
% 2.32/1.40      ( binunionTIRcontra
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ~ ( in @ Xx @ ( binunion @ X @ Y ) )
% 2.32/1.40                     => ~ ( in @ Xx @ Y ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(inIntersectImpInUnion_type,type,
% 2.32/1.40      inIntersectImpInUnion: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(inIntersectImpInUnion,definition,
% 2.32/1.40      ( inIntersectImpInUnion
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Z: $i] :
% 2.32/1.40                    ( ( in @ Z @ ( powerset @ A ) )
% 2.32/1.40                   => ! [Xx: $i] :
% 2.32/1.40                        ( ( in @ Xx @ A )
% 2.32/1.40                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 2.32/1.40                         => ( in @ Xx @ ( binunion @ X @ Z ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(inIntersectImpInUnion2_type,type,
% 2.32/1.40      inIntersectImpInUnion2: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(inIntersectImpInUnion2,definition,
% 2.32/1.40      ( inIntersectImpInUnion2
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Z: $i] :
% 2.32/1.40                    ( ( in @ Z @ ( powerset @ A ) )
% 2.32/1.40                   => ! [Xx: $i] :
% 2.32/1.40                        ( ( in @ Xx @ A )
% 2.32/1.40                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 2.32/1.40                         => ( in @ Xx @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(inIntersectImpInIntersectUnions_type,type,
% 2.32/1.40      inIntersectImpInIntersectUnions: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(inIntersectImpInIntersectUnions,definition,
% 2.32/1.40      ( inIntersectImpInIntersectUnions
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Z: $i] :
% 2.32/1.40                    ( ( in @ Z @ ( powerset @ A ) )
% 2.32/1.40                   => ! [Xx: $i] :
% 2.32/1.40                        ( ( in @ Xx @ A )
% 2.32/1.40                       => ( ( in @ Xx @ ( binintersect @ X @ Y ) )
% 2.32/1.40                         => ( in @ Xx @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(intersectInPowersetIntersectUnions_type,type,
% 2.32/1.40      intersectInPowersetIntersectUnions: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(intersectInPowersetIntersectUnions,definition,
% 2.32/1.40      ( intersectInPowersetIntersectUnions
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Z: $i] :
% 2.32/1.40                    ( ( in @ Z @ ( powerset @ A ) )
% 2.32/1.40                   => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ ( binintersect @ ( binunion @ X @ Z ) @ ( binunion @ Y @ Z ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(inComplementUnionImpNotIn1_type,type,
% 2.32/1.40      inComplementUnionImpNotIn1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(inComplementUnionImpNotIn1,definition,
% 2.32/1.40      ( inComplementUnionImpNotIn1
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 2.32/1.40                     => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(inComplementUnionImpInComplement1_type,type,
% 2.32/1.40      inComplementUnionImpInComplement1: $o ).
% 2.32/1.40  
% 2.32/1.40  thf(inComplementUnionImpInComplement1,definition,
% 2.32/1.40      ( inComplementUnionImpInComplement1
% 2.32/1.40      = ( ! [A: $i,X: $i] :
% 2.32/1.40            ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40           => ! [Y: $i] :
% 2.32/1.40                ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40               => ! [Xx: $i] :
% 2.32/1.40                    ( ( in @ Xx @ A )
% 2.32/1.40                   => ( ( in @ Xx @ ( setminus @ A @ ( binunion @ X @ Y ) ) )
% 2.32/1.40                     => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 2.32/1.40  
% 2.32/1.40  thf(binunionTE,conjecture,
% 2.32/1.40      ( setextAx
% 2.32/1.40     => ( emptysetAx
% 2.32/1.40       => ( setadjoinAx
% 2.32/1.40         => ( powersetAx
% 2.32/1.40           => ( setunionAx
% 2.32/1.40             => ( omega0Ax
% 2.32/1.40               => ( omegaSAx
% 2.32/1.40                 => ( omegaIndAx
% 2.32/1.40                   => ( replAx
% 2.32/1.40                     => ( foundationAx
% 2.32/1.40                       => ( wellorderingAx
% 2.32/1.40                         => ( descrp
% 2.32/1.40                           => ( dsetconstrI
% 2.32/1.40                             => ( dsetconstrEL
% 2.32/1.40                               => ( dsetconstrER
% 2.32/1.40                                 => ( exuE1
% 2.32/1.40                                   => ( prop2setE
% 2.32/1.40                                     => ( emptysetE
% 2.32/1.40                                       => ( emptysetimpfalse
% 2.32/1.40                                         => ( notinemptyset
% 2.32/1.40                                           => ( exuE3e
% 2.32/1.40                                             => ( setext
% 2.32/1.40                                               => ( emptyI
% 2.32/1.40                                                 => ( noeltsimpempty
% 2.32/1.40                                                   => ( setbeta
% 2.32/1.40                                                     => ( nonemptyE1
% 2.32/1.40                                                       => ( nonemptyI
% 2.32/1.40                                                         => ( nonemptyI1
% 2.32/1.40                                                           => ( setadjoinIL
% 2.32/1.40                                                             => ( emptyinunitempty
% 2.32/1.40                                                               => ( setadjoinIR
% 2.32/1.40                                                                 => ( setadjoinE
% 2.32/1.40                                                                   => ( setadjoinOr
% 2.32/1.40                                                                     => ( setoftrueEq
% 2.32/1.40                                                                       => ( powersetI
% 2.32/1.40                                                                         => ( emptyinPowerset
% 2.32/1.40                                                                           => ( emptyInPowerset
% 2.32/1.40                                                                             => ( powersetE
% 2.32/1.40                                                                               => ( setunionI
% 2.32/1.40                                                                                 => ( setunionE
% 2.32/1.40                                                                                   => ( subPowSU
% 2.32/1.40                                                                                     => ( exuE2
% 2.32/1.40                                                                                       => ( nonemptyImpWitness
% 2.32/1.40                                                                                         => ( uniqinunit
% 2.32/1.40                                                                                           => ( notinsingleton
% 2.32/1.40                                                                                             => ( eqinunit
% 2.32/1.40                                                                                               => ( singletonsswitch
% 2.32/1.40                                                                                                 => ( upairsetE
% 2.32/1.40                                                                                                   => ( upairsetIL
% 2.32/1.40                                                                                                     => ( upairsetIR
% 2.32/1.40                                                                                                       => ( emptyE1
% 2.32/1.40                                                                                                         => ( vacuousDall
% 2.32/1.40                                                                                                           => ( quantDeMorgan1
% 2.32/1.40                                                                                                             => ( quantDeMorgan2
% 2.32/1.40                                                                                                               => ( quantDeMorgan3
% 2.32/1.40                                                                                                                 => ( quantDeMorgan4
% 2.32/1.40                                                                                                                   => ( prop2setI
% 2.32/1.40                                                                                                                     => ( prop2set2propI
% 2.32/1.40                                                                                                                       => ( notdexE
% 2.32/1.40                                                                                                                         => ( notdallE
% 2.32/1.40                                                                                                                           => ( exuI1
% 2.32/1.40                                                                                                                             => ( exuI3
% 2.32/1.40                                                                                                                               => ( exuI2
% 2.32/1.40                                                                                                                                 => ( inCongP
% 2.32/1.40                                                                                                                                   => ( in__Cong
% 2.32/1.40                                                                                                                                     => ( exuE3u
% 2.32/1.40                                                                                                                                       => ( exu__Cong
% 2.32/1.40                                                                                                                                         => ( emptyset__Cong
% 2.32/1.40                                                                                                                                           => ( setadjoin__Cong
% 2.32/1.40                                                                                                                                             => ( powerset__Cong
% 2.32/1.40                                                                                                                                               => ( setunion__Cong
% 2.32/1.40                                                                                                                                                 => ( omega__Cong
% 2.32/1.40                                                                                                                                                   => ( exuEu
% 2.32/1.40                                                                                                                                                     => ( descr__Cong
% 2.32/1.40                                                                                                                                                       => ( dsetconstr__Cong
% 2.32/1.40                                                                                                                                                         => ( subsetI1
% 2.32/1.40                                                                                                                                                           => ( eqimpsubset2
% 2.32/1.40                                                                                                                                                             => ( eqimpsubset1
% 2.32/1.40                                                                                                                                                               => ( subsetI2
% 2.32/1.40                                                                                                                                                                 => ( emptysetsubset
% 2.32/1.40                                                                                                                                                                   => ( subsetE
% 2.32/1.40                                                                                                                                                                     => ( subsetE2
% 2.32/1.40                                                                                                                                                                       => ( notsubsetI
% 2.32/1.40                                                                                                                                                                         => ( notequalI1
% 2.32/1.40                                                                                                                                                                           => ( notequalI2
% 2.32/1.40                                                                                                                                                                             => ( subsetRefl
% 2.32/1.40                                                                                                                                                                               => ( subsetTrans
% 2.32/1.40                                                                                                                                                                                 => ( setadjoinSub
% 2.32/1.40                                                                                                                                                                                   => ( setadjoinSub2
% 2.32/1.40                                                                                                                                                                                     => ( subset2powerset
% 2.32/1.40                                                                                                                                                                                       => ( setextsub
% 2.32/1.40                                                                                                                                                                                         => ( subsetemptysetimpeq
% 2.32/1.40                                                                                                                                                                                           => ( powersetI1
% 2.32/1.40                                                                                                                                                                                             => ( powersetE1
% 2.32/1.40                                                                                                                                                                                               => ( inPowerset
% 2.32/1.40                                                                                                                                                                                                 => ( powersetsubset
% 2.32/1.40                                                                                                                                                                                                   => ( sepInPowerset
% 2.32/1.40                                                                                                                                                                                                     => ( sepSubset
% 2.32/1.40                                                                                                                                                                                                       => ( binunionIL
% 2.32/1.40                                                                                                                                                                                                         => ( upairset2IR
% 2.32/1.40                                                                                                                                                                                                           => ( binunionIR
% 2.32/1.40                                                                                                                                                                                                             => ( binunionEcases
% 2.32/1.40                                                                                                                                                                                                               => ( binunionE
% 2.32/1.40                                                                                                                                                                                                                 => ( binunionLsub
% 2.32/1.40                                                                                                                                                                                                                   => ( binunionRsub
% 2.32/1.40                                                                                                                                                                                                                     => ( binintersectI
% 2.32/1.40                                                                                                                                                                                                                       => ( binintersectSubset5
% 2.32/1.40                                                                                                                                                                                                                         => ( binintersectEL
% 2.32/1.40                                                                                                                                                                                                                           => ( binintersectLsub
% 2.32/1.40                                                                                                                                                                                                                             => ( binintersectSubset2
% 2.32/1.40                                                                                                                                                                                                                               => ( binintersectSubset3
% 2.32/1.40                                                                                                                                                                                                                                 => ( binintersectER
% 2.32/1.40                                                                                                                                                                                                                                   => ( disjointsetsI1
% 2.32/1.40                                                                                                                                                                                                                                     => ( binintersectRsub
% 2.32/1.40                                                                                                                                                                                                                                       => ( binintersectSubset4
% 2.32/1.40                                                                                                                                                                                                                                         => ( binintersectSubset1
% 2.32/1.40                                                                                                                                                                                                                                           => ( bs114d
% 2.32/1.40                                                                                                                                                                                                                                             => ( setminusI
% 2.32/1.40                                                                                                                                                                                                                                               => ( setminusEL
% 2.32/1.40                                                                                                                                                                                                                                                 => ( setminusER
% 2.32/1.40                                                                                                                                                                                                                                                   => ( setminusSubset2
% 2.32/1.40                                                                                                                                                                                                                                                     => ( setminusERneg
% 2.32/1.40                                                                                                                                                                                                                                                       => ( setminusELneg
% 2.32/1.40                                                                                                                                                                                                                                                         => ( setminusILneg
% 2.32/1.40                                                                                                                                                                                                                                                           => ( setminusIRneg
% 2.32/1.40                                                                                                                                                                                                                                                             => ( setminusLsub
% 2.32/1.40                                                                                                                                                                                                                                                               => ( setminusSubset1
% 2.32/1.40                                                                                                                                                                                                                                                                 => ( symdiffE
% 2.32/1.40                                                                                                                                                                                                                                                                   => ( symdiffI1
% 2.32/1.40                                                                                                                                                                                                                                                                     => ( symdiffI2
% 2.32/1.40                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 2.32/1.40                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 2.32/1.40                                                                                                                                                                                                                                                                           => ( secondinupair
% 2.32/1.40                                                                                                                                                                                                                                                                             => ( setukpairIL
% 2.32/1.40                                                                                                                                                                                                                                                                               => ( setukpairIR
% 2.32/1.40                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 2.32/1.40                                                                                                                                                                                                                                                                                   => ( kpairp
% 2.32/1.40                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 2.32/1.40                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 2.32/1.40                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 2.32/1.40                                                                                                                                                                                                                                                                                           => ( upairset2E
% 2.32/1.40                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 2.32/1.40                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 2.32/1.40                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 2.32/1.40                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 2.32/1.40                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 2.32/1.40                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 2.32/1.40                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 2.32/1.40                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 2.32/1.40                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 2.32/1.40                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 2.32/1.40                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 2.32/1.40                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 2.32/1.40                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( contraSubsetComplement
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( complementTcontraSubset
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binunionTILcontra
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( binunionTIRcontra
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( inIntersectImpInUnion
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( inIntersectImpInUnion2
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( inIntersectImpInIntersectUnions
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( intersectInPowersetIntersectUnions
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( inComplementUnionImpNotIn1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( inComplementUnionImpInComplement1
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [A: $i,X: $i] :
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X @ ( powerset @ A ) )
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [Y: $i] :
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y @ ( powerset @ A ) )
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [Xphi: $o,Xx: $i] :
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ Xx @ A )
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( in @ Xx @ ( binunion @ X @ Y ) )
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ( in @ Xx @ X )
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => Xphi )
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( ( in @ Xx @ Y )
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => Xphi )
% 2.32/1.40                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => Xphi ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 2.32/1.40  ------------------------
% 2.32/1.43  % (31116)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_30857 for (2999ds/4Mi)
% 2.32/1.43  % (31118)lrs+10_1:1_au=on:inj=on:i=2:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/2Mi)
% 2.32/1.43  % (31119)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_30857 for (2999ds/2Mi)
% 2.32/1.43  % (31119)Instruction limit reached!
% 2.32/1.43  % (31119)------------------------------
% 2.32/1.43  % (31119)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.43  % (31119)Termination reason: Unknown
% 2.32/1.43  % (31119)Termination phase: shuffling
% 2.32/1.43  
% 2.32/1.43  % (31119)Memory used [KB]: 1407
% 2.32/1.43  % (31119)Time elapsed: 0.002 s
% 2.32/1.43  % (31119)Instructions burned: 2 (million)
% 2.32/1.43  % (31119)------------------------------
% 2.32/1.43  % (31119)------------------------------
% 2.32/1.43  % (31117)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_30857 for (2999ds/27Mi)
% 2.32/1.43  % (31116)Instruction limit reached!
% 2.32/1.43  % (31116)------------------------------
% 2.32/1.43  % (31116)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.43  % (31116)Termination reason: Unknown
% 2.32/1.43  % (31116)Termination phase: shuffling
% 2.32/1.43  
% 2.32/1.43  % (31116)Memory used [KB]: 1535
% 2.32/1.43  % (31116)Time elapsed: 0.003 s
% 2.32/1.43  % (31116)Instructions burned: 5 (million)
% 2.32/1.43  % (31116)------------------------------
% 2.32/1.43  % (31116)------------------------------
% 2.32/1.43  % (31118)Instruction limit reached!
% 2.32/1.43  % (31118)------------------------------
% 2.32/1.43  % (31118)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.43  % (31118)Termination reason: Unknown
% 2.32/1.43  % (31118)Termination phase: shuffling
% 2.32/1.43  
% 2.32/1.43  % (31118)Memory used [KB]: 1535
% 2.32/1.43  % (31118)Time elapsed: 0.003 s
% 2.32/1.43  % (31118)Instructions burned: 5 (million)
% 2.32/1.43  % (31118)------------------------------
% 2.32/1.43  % (31118)------------------------------
% 2.32/1.44  % (31120)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_30857 for (2999ds/275Mi)
% 2.32/1.44  % (31115)lrs+1002_1:8_bd=off:fd=off:hud=10:tnu=1:i=183:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/183Mi)
% 2.32/1.44  % (31121)lrs+1004_1:128_cond=on:e2e=on:sp=weighted_frequency:i=18:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/18Mi)
% 2.32/1.44  % (31124)lrs+10_1:1_bet=on:cnfonf=off:fd=off:hud=5:inj=on:i=3:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/3Mi)
% 2.32/1.44  % (31126)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_30857 for (2999ds/37Mi)
% 2.32/1.44  % (31124)Instruction limit reached!
% 2.32/1.44  % (31124)------------------------------
% 2.32/1.44  % (31124)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.44  % (31124)Termination reason: Unknown
% 2.32/1.44  % (31124)Termination phase: shuffling
% 2.32/1.44  
% 2.32/1.44  % (31124)Memory used [KB]: 1407
% 2.32/1.44  % (31124)Time elapsed: 0.002 s
% 2.32/1.44  % (31124)Instructions burned: 3 (million)
% 2.32/1.44  % (31124)------------------------------
% 2.32/1.44  % (31124)------------------------------
% 2.32/1.44  % (31127)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_30857 for (2999ds/15Mi)
% 2.32/1.44  % (31117)Instruction limit reached!
% 2.32/1.44  % (31117)------------------------------
% 2.32/1.44  % (31117)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.44  % (31117)Termination reason: Unknown
% 2.32/1.44  % (31117)Termination phase: shuffling
% 2.32/1.44  
% 2.32/1.44  % (31117)Memory used [KB]: 1918
% 2.32/1.44  % (31117)Time elapsed: 0.012 s
% 2.32/1.44  % (31117)Instructions burned: 27 (million)
% 2.32/1.44  % (31117)------------------------------
% 2.32/1.44  % (31117)------------------------------
% 2.32/1.44  % (31127)Instruction limit reached!
% 2.32/1.44  % (31127)------------------------------
% 2.32/1.44  % (31127)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.44  % (31127)Termination reason: Unknown
% 2.32/1.44  % (31127)Termination phase: shuffling
% 2.32/1.44  
% 2.32/1.44  % (31127)Memory used [KB]: 1663
% 2.32/1.44  % (31127)Time elapsed: 0.006 s
% 2.32/1.44  % (31127)Instructions burned: 15 (million)
% 2.32/1.44  % (31127)------------------------------
% 2.32/1.44  % (31127)------------------------------
% 2.32/1.45  % (31121)Instruction limit reached!
% 2.32/1.45  % (31121)------------------------------
% 2.32/1.45  % (31121)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.45  % (31121)Termination reason: Unknown
% 2.32/1.45  % (31121)Termination phase: shuffling
% 2.32/1.45  
% 2.32/1.45  % (31121)Memory used [KB]: 1791
% 2.32/1.45  % (31121)Time elapsed: 0.013 s
% 2.32/1.45  % (31121)Instructions burned: 19 (million)
% 2.32/1.45  % (31121)------------------------------
% 2.32/1.45  % (31121)------------------------------
% 2.32/1.45  % (31132)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_30857 for (2999ds/3Mi)
% 2.32/1.45  % (31126)Instruction limit reached!
% 2.32/1.45  % (31126)------------------------------
% 2.32/1.45  % (31126)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.45  % (31126)Termination reason: Unknown
% 2.32/1.45  % (31126)Termination phase: shuffling
% 2.32/1.45  
% 2.32/1.45  % (31126)Memory used [KB]: 2302
% 2.32/1.45  % (31126)Time elapsed: 0.012 s
% 2.32/1.45  % (31126)Instructions burned: 40 (million)
% 2.32/1.45  % (31126)------------------------------
% 2.32/1.45  % (31126)------------------------------
% 2.32/1.45  % (31132)Instruction limit reached!
% 2.32/1.45  % (31132)------------------------------
% 2.32/1.45  % (31132)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.45  % (31132)Termination reason: Unknown
% 2.32/1.45  % (31132)Termination phase: shuffling
% 2.32/1.45  
% 2.32/1.45  % (31132)Memory used [KB]: 1535
% 2.32/1.45  % (31132)Time elapsed: 0.003 s
% 2.32/1.45  % (31132)Instructions burned: 6 (million)
% 2.32/1.45  % (31132)------------------------------
% 2.32/1.45  % (31132)------------------------------
% 2.32/1.45  % (31133)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_30857 for (2999ds/1041Mi)
% 2.32/1.45  % (31136)lrs+10_1:1_av=off:chr=on:plsq=on:slsq=on:i=7:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/7Mi)
% 2.32/1.46  % (31136)Instruction limit reached!
% 2.32/1.46  % (31136)------------------------------
% 2.32/1.46  % (31136)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.46  % (31136)Termination reason: Unknown
% 2.32/1.46  % (31136)Termination phase: shuffling
% 2.32/1.46  
% 2.32/1.46  % (31136)Memory used [KB]: 1663
% 2.32/1.46  % (31136)Time elapsed: 0.004 s
% 2.32/1.46  % (31136)Instructions burned: 10 (million)
% 2.32/1.46  % (31136)------------------------------
% 2.32/1.46  % (31136)------------------------------
% 2.32/1.46  % (31141)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_30857 for (2999ds/3Mi)
% 2.32/1.46  % (31142)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_30857 for (2999ds/3Mi)
% 2.32/1.46  % (31141)Instruction limit reached!
% 2.32/1.46  % (31141)------------------------------
% 2.32/1.46  % (31141)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.46  % (31141)Termination reason: Unknown
% 2.32/1.46  % (31141)Termination phase: shuffling
% 2.32/1.46  
% 2.32/1.46  % (31141)Memory used [KB]: 1535
% 2.32/1.46  % (31141)Time elapsed: 0.002 s
% 2.32/1.46  % (31141)Instructions burned: 3 (million)
% 2.32/1.46  % (31141)------------------------------
% 2.32/1.46  % (31141)------------------------------
% 2.32/1.46  % (31142)Instruction limit reached!
% 2.32/1.46  % (31142)------------------------------
% 2.32/1.46  % (31142)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.46  % (31142)Termination reason: Unknown
% 2.32/1.46  % (31142)Termination phase: shuffling
% 2.32/1.46  
% 2.32/1.46  % (31142)Memory used [KB]: 1535
% 2.32/1.46  % (31142)Time elapsed: 0.002 s
% 2.32/1.46  % (31142)Instructions burned: 3 (million)
% 2.32/1.46  % (31142)------------------------------
% 2.32/1.46  % (31142)------------------------------
% 2.32/1.46  % (31144)lrs+10_1:1_cnfonf=off:cs=on:hud=3:prag=on:sup=off:i=7:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/7Mi)
% 2.32/1.47  % (31139)lrs+10_1:1_acc=on:amm=sco:cs=on:tgt=full:i=16:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/16Mi)
% 2.32/1.47  % (31144)Instruction limit reached!
% 2.32/1.47  % (31144)------------------------------
% 2.32/1.47  % (31144)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.47  % (31144)Termination reason: Unknown
% 2.32/1.47  % (31144)Termination phase: shuffling
% 2.32/1.47  
% 2.32/1.47  % (31144)Memory used [KB]: 1535
% 2.32/1.47  % (31144)Time elapsed: 0.003 s
% 2.32/1.47  % (31144)Instructions burned: 7 (million)
% 2.32/1.47  % (31144)------------------------------
% 2.32/1.47  % (31144)------------------------------
% 2.32/1.47  % (31147)dis+1002_1:1_add=large:cnfonf=lazy_pi_sigma_gen:fe=off:prag=on:i=3:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/3Mi)
% 2.32/1.47  % (31148)dis+1004_1:1_cha=on:cs=on:fe=off:hud=1:i=4:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/4Mi)
% 2.32/1.47  % (31147)Instruction limit reached!
% 2.32/1.47  % (31147)------------------------------
% 2.32/1.47  % (31147)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.47  % (31147)Termination reason: Unknown
% 2.32/1.47  % (31147)Termination phase: shuffling
% 2.32/1.47  
% 2.32/1.47  % (31147)Memory used [KB]: 1407
% 2.32/1.47  % (31147)Time elapsed: 0.002 s
% 2.32/1.47  % (31147)Instructions burned: 3 (million)
% 2.32/1.47  % (31147)------------------------------
% 2.32/1.47  % (31147)------------------------------
% 2.32/1.47  % (31148)Instruction limit reached!
% 2.32/1.47  % (31148)------------------------------
% 2.32/1.47  % (31148)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.47  % (31148)Termination reason: Unknown
% 2.32/1.47  % (31148)Termination phase: shuffling
% 2.32/1.47  
% 2.32/1.47  % (31148)Memory used [KB]: 1535
% 2.32/1.47  % (31148)Time elapsed: 0.003 s
% 2.32/1.47  % (31148)Instructions burned: 6 (million)
% 2.32/1.47  % (31148)------------------------------
% 2.32/1.47  % (31148)------------------------------
% 2.32/1.47  % (31139)Instruction limit reached!
% 2.32/1.47  % (31139)------------------------------
% 2.32/1.47  % (31139)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.47  % (31139)Termination reason: Unknown
% 2.32/1.47  % (31139)Termination phase: shuffling
% 2.32/1.47  
% 2.32/1.47  % (31139)Memory used [KB]: 1791
% 2.32/1.47  % (31139)Time elapsed: 0.010 s
% 2.32/1.47  % (31139)Instructions burned: 16 (million)
% 2.32/1.47  % (31139)------------------------------
% 2.32/1.47  % (31139)------------------------------
% 2.32/1.48  % (31153)lrs+10_1:1_e2e=on:sd=1:sgt=8:ss=axioms:i=710:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/710Mi)
% 2.32/1.48  % (31155)lrs+1004_1:1_chr=on:prag=on:i=6:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/6Mi)
% 2.32/1.48  % (31155)Instruction limit reached!
% 2.32/1.48  % (31155)------------------------------
% 2.32/1.48  % (31155)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.48  % (31155)Termination reason: Unknown
% 2.32/1.48  % (31155)Termination phase: shuffling
% 2.32/1.48  
% 2.32/1.48  % (31155)Memory used [KB]: 1535
% 2.32/1.48  % (31155)Time elapsed: 0.003 s
% 2.32/1.48  % (31155)Instructions burned: 7 (million)
% 2.32/1.48  % (31155)------------------------------
% 2.32/1.48  % (31155)------------------------------
% 2.32/1.48  % (31151)lrs+1002_1:1_anc=all_dependent:au=on:cbe=off:fde=unused:ntd=on:i=18:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/18Mi)
% 2.32/1.49  % (31156)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_30857 for (2999ds/902Mi)
% 2.32/1.49  % (31160)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_30857 for (2999ds/21Mi)
% 2.32/1.49  % (31151)Instruction limit reached!
% 2.32/1.49  % (31151)------------------------------
% 2.32/1.49  % (31151)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.49  % (31151)Termination reason: Unknown
% 2.32/1.49  % (31151)Termination phase: shuffling
% 2.32/1.49  
% 2.32/1.49  % (31151)Memory used [KB]: 1791
% 2.32/1.49  % (31151)Time elapsed: 0.010 s
% 2.32/1.49  % (31151)Instructions burned: 18 (million)
% 2.32/1.49  % (31151)------------------------------
% 2.32/1.49  % (31151)------------------------------
% 2.32/1.50  % (31160)Instruction limit reached!
% 2.32/1.50  % (31160)------------------------------
% 2.32/1.50  % (31160)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.50  % (31160)Termination reason: Unknown
% 2.32/1.50  % (31160)Termination phase: shuffling
% 2.32/1.50  
% 2.32/1.50  % (31160)Memory used [KB]: 1918
% 2.32/1.50  % (31160)Time elapsed: 0.007 s
% 2.32/1.50  % (31160)Instructions burned: 22 (million)
% 2.32/1.50  % (31160)------------------------------
% 2.32/1.50  % (31160)------------------------------
% 2.32/1.50  % (31115)Instruction limit reached!
% 2.32/1.50  % (31115)------------------------------
% 2.32/1.50  % (31115)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.50  % (31115)Termination reason: Unknown
% 2.32/1.50  % (31115)Termination phase: Saturation
% 2.32/1.50  
% 2.32/1.50  % (31115)Memory used [KB]: 7419
% 2.32/1.50  % (31115)Time elapsed: 0.071 s
% 2.32/1.50  % (31115)Instructions burned: 185 (million)
% 2.32/1.50  % (31115)------------------------------
% 2.32/1.50  % (31115)------------------------------
% 2.32/1.51  % (31163)dis+10_1:1_cnfonf=lazy_gen:fe=off:i=5:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/5Mi)
% 2.32/1.51  % (31163)Instruction limit reached!
% 2.32/1.51  % (31163)------------------------------
% 2.32/1.51  % (31163)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.51  % (31163)Termination reason: Unknown
% 2.32/1.51  % (31163)Termination phase: shuffling
% 2.32/1.51  
% 2.32/1.51  % (31163)Memory used [KB]: 1535
% 2.32/1.51  % (31163)Time elapsed: 0.003 s
% 2.32/1.51  % (31163)Instructions burned: 5 (million)
% 2.32/1.51  % (31163)------------------------------
% 2.32/1.51  % (31163)------------------------------
% 2.32/1.51  % (31166)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_30857 for (2999ds/6Mi)
% 2.32/1.51  % (31166)Instruction limit reached!
% 2.32/1.51  % (31166)------------------------------
% 2.32/1.51  % (31166)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.51  % (31166)Termination reason: Unknown
% 2.32/1.51  % (31166)Termination phase: shuffling
% 2.32/1.51  
% 2.32/1.51  % (31166)Memory used [KB]: 1535
% 2.32/1.51  % (31166)Time elapsed: 0.003 s
% 2.32/1.51  % (31166)Instructions burned: 6 (million)
% 2.32/1.51  % (31166)------------------------------
% 2.32/1.51  % (31166)------------------------------
% 2.32/1.51  % (31171)lrs+1002_1:128_au=on:c=on:fsr=off:piset=equals:i=377:si=on:rtra=on_0 on DTF2THF_30857 for (2999ds/377Mi)
% 2.32/1.52  % (31174)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_30857 for (2999ds/779Mi)
% 2.32/1.52  % (31175)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_30857 for (2999ds/19Mi)
% 2.32/1.52  % (31175)Instruction limit reached!
% 2.32/1.52  % (31175)------------------------------
% 2.32/1.52  % (31175)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.52  % (31175)Termination reason: Unknown
% 2.32/1.52  % (31175)Termination phase: shuffling
% 2.32/1.52  
% 2.32/1.52  % (31175)Memory used [KB]: 1918
% 2.32/1.52  % (31175)Time elapsed: 0.007 s
% 2.32/1.52  % (31175)Instructions burned: 22 (million)
% 2.32/1.52  % (31175)------------------------------
% 2.32/1.52  % (31175)------------------------------
% 2.32/1.53  % (31182)lrs+1010_1:1_au=on:s2a=on:sd=1:sgt=50:ss=axioms:i=879:si=on:rtra=on_0 on DTF2THF_30857 for (2998ds/879Mi)
% 2.32/1.54  % (31120)Instruction limit reached!
% 2.32/1.54  % (31120)------------------------------
% 2.32/1.54  % (31120)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.54  % (31120)Termination reason: Unknown
% 2.32/1.54  % (31120)Termination phase: Saturation
% 2.32/1.54  
% 2.32/1.54  % (31120)Memory used [KB]: 9850
% 2.32/1.54  % (31120)Time elapsed: 0.105 s
% 2.32/1.54  % (31120)Instructions burned: 275 (million)
% 2.32/1.54  % (31120)------------------------------
% 2.32/1.54  % (31120)------------------------------
% 2.32/1.55  % (31186)dis+1002_1:128_acc=on:er=filter:i=17:si=on:rtra=on_0 on DTF2THF_30857 for (2998ds/17Mi)
% 2.32/1.55  % (31186)Instruction limit reached!
% 2.32/1.55  % (31186)------------------------------
% 2.32/1.55  % (31186)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.55  % (31186)Termination reason: Unknown
% 2.32/1.55  % (31186)Termination phase: shuffling
% 2.32/1.55  
% 2.32/1.55  % (31186)Memory used [KB]: 1791
% 2.32/1.55  % (31186)Time elapsed: 0.006 s
% 2.32/1.55  % (31186)Instructions burned: 17 (million)
% 2.32/1.55  % (31186)------------------------------
% 2.32/1.55  % (31186)------------------------------
% 2.32/1.56  % (31194)ott+21_1:1_apa=on:au=on:cnfonf=off:sos=on:i=3:si=on:rtra=on_0 on DTF2THF_30857 for (2998ds/3Mi)
% 2.32/1.56  % (31194)Instruction limit reached!
% 2.32/1.56  % (31194)------------------------------
% 2.32/1.56  % (31194)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.56  % (31194)Termination reason: Unknown
% 2.32/1.56  % (31194)Termination phase: shuffling
% 2.32/1.56  
% 2.32/1.56  % (31194)Memory used [KB]: 1535
% 2.32/1.56  % (31194)Time elapsed: 0.003 s
% 2.32/1.56  % (31194)Instructions burned: 5 (million)
% 2.32/1.56  % (31194)------------------------------
% 2.32/1.56  % (31194)------------------------------
% 2.32/1.57  % (31203)lrs+1010_1:8_cnfonf=off:hud=1:inj=on:tnu=5:i=30:si=on:rtra=on_0 on DTF2THF_30857 for (2998ds/30Mi)
% 2.32/1.58  % (31203)Instruction limit reached!
% 2.32/1.58  % (31203)------------------------------
% 2.32/1.58  % (31203)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.58  % (31203)Termination reason: Unknown
% 2.32/1.58  % (31203)Termination phase: shuffling
% 2.32/1.58  
% 2.32/1.58  % (31203)Memory used [KB]: 1918
% 2.32/1.58  % (31203)Time elapsed: 0.009 s
% 2.32/1.58  % (31203)Instructions burned: 30 (million)
% 2.32/1.58  % (31203)------------------------------
% 2.32/1.58  % (31203)------------------------------
% 2.32/1.59  % (31217)dis+10_1:1_ixr=off:plsq=on:plsqc=1:plsqr=32,1:s2a=on:i=127:si=on:rtra=on_0 on DTF2THF_30857 for (2998ds/127Mi)
% 2.32/1.61  % (31156)First to succeed.
% 2.32/1.61  % (31156)Refutation found. Thanks to Tanya!
% 2.32/1.61  % SZS status Theorem for DTF2THF_30857
% 2.32/1.61  % SZS output start Proof for DTF2THF_30857
% 2.32/1.61  thf(func_def_0, type, in: $i > $i > $o).
% 2.32/1.61  thf(func_def_1, type, exu: ($i > $o) > $o).
% 2.32/1.61  thf(func_def_6, type, setadjoin: $i > $i > $i).
% 2.32/1.61  thf(func_def_8, type, powerset: $i > $i).
% 2.32/1.61  thf(func_def_10, type, setunion: $i > $i).
% 2.32/1.61  thf(func_def_19, type, descr: ($i > $o) > $i).
% 2.32/1.61  thf(func_def_21, type, dsetconstr: $i > ($i > $o) > $i).
% 2.32/1.61  thf(func_def_26, type, prop2set: $o > $i).
% 2.32/1.61  thf(func_def_36, type, nonempty: $i > $o).
% 2.32/1.61  thf(func_def_69, type, set2prop: $i > $o).
% 2.32/1.61  thf(func_def_88, type, subset: $i > $i > $o).
% 2.32/1.61  thf(func_def_89, type, disjoint: $i > $i > $o).
% 2.32/1.61  thf(func_def_90, type, setsmeet: $i > $i > $o).
% 2.32/1.61  thf(func_def_114, type, binunion: $i > $i > $i).
% 2.32/1.61  thf(func_def_122, type, binintersect: $i > $i > $i).
% 2.32/1.61  thf(func_def_135, type, regular: $i > $o).
% 2.32/1.61  thf(func_def_136, type, setminus: $i > $i > $i).
% 2.32/1.61  thf(func_def_147, type, symdiff: $i > $i > $i).
% 2.32/1.61  thf(func_def_153, type, iskpair: $i > $o).
% 2.32/1.61  thf(func_def_158, type, kpair: $i > $i > $i).
% 2.32/1.61  thf(func_def_160, type, cartprod: $i > $i > $i).
% 2.32/1.61  thf(func_def_177, type, singleton: $i > $o).
% 2.32/1.61  thf(func_def_179, type, ex1: $i > ($i > $o) > $o).
% 2.32/1.61  thf(func_def_184, type, atmost1p: $i > $o).
% 2.32/1.61  thf(func_def_185, type, atleast2p: $i > $o).
% 2.32/1.61  thf(func_def_186, type, atmost2p: $i > $o).
% 2.32/1.61  thf(func_def_187, type, upairsetp: $i > $o).
% 2.32/1.61  thf(func_def_191, type, kfst: $i > $i).
% 2.32/1.61  thf(func_def_203, type, ksnd: $i > $i).
% 2.32/1.61  thf(func_def_213, type, breln: $i > $i > $i > $o).
% 2.32/1.61  thf(func_def_214, type, dpsetconstr: $i > $i > ($i > $i > $o) > $i).
% 2.32/1.61  thf(func_def_222, type, func: $i > $i > $i > $o).
% 2.32/1.61  thf(func_def_223, type, funcSet: $i > $i > $i).
% 2.32/1.61  thf(func_def_226, type, ap: $i > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_232, type, lam: $i > $i > ($i > $i) > $i).
% 2.32/1.61  thf(func_def_259, type, if: $i > $o > $i > $i > $i).
% 2.32/1.61  thf(func_def_315, type, sP1: $i > $i > $i > $i > $o).
% 2.32/1.61  thf(func_def_319, type, sP5: $i > $i > $i > $o).
% 2.32/1.61  thf(func_def_321, type, sP7: $i > $i > $i > $o > $o).
% 2.32/1.61  thf(func_def_322, type, sP8: $i > $i > $o).
% 2.32/1.61  thf(func_def_323, type, sP9: $i > $o).
% 2.32/1.61  thf(func_def_324, type, sP10: $i > $i > $o).
% 2.32/1.61  thf(func_def_325, type, sP11: $i > $i > $o).
% 2.32/1.61  thf(func_def_330, type, sK16: $i > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_339, type, sK25: $i > $o).
% 2.32/1.61  thf(func_def_346, type, sK32: $i > $o).
% 2.32/1.61  thf(func_def_349, type, sK35: $i > $i).
% 2.32/1.61  thf(func_def_356, type, sK42: $i > $o).
% 2.32/1.61  thf(func_def_358, type, sK44: ($i > $o) > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_359, type, sK45: ($i > $o) > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_361, type, sK47: $i > $o).
% 2.32/1.61  thf(func_def_363, type, sK49: ($i > $o) > $i > $i).
% 2.32/1.61  thf(func_def_370, type, sK56: $i > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_375, type, sK61: $i > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_376, type, sK62: $i > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_377, type, sK63: $i > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_378, type, sK64: $i > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_382, type, sK68: $i > $i > $i).
% 2.32/1.61  thf(func_def_400, type, sK86: $i > $o).
% 2.32/1.61  thf(func_def_401, type, sK87: $i > $o).
% 2.32/1.61  thf(func_def_402, type, sK88: ($i > $o) > ($i > $o) > $i).
% 2.32/1.61  thf(func_def_403, type, sK89: ($i > $o) > ($i > $o) > $i).
% 2.32/1.61  thf(func_def_410, type, sK96: ($i > $o) > $i).
% 2.32/1.61  thf(func_def_411, type, sK97: $i > $o).
% 2.32/1.61  thf(func_def_412, type, sK98: $i > $i).
% 2.32/1.61  thf(func_def_436, type, sK122: $i > $o).
% 2.32/1.61  thf(func_def_439, type, sK125: $i > ($i > $o) > $i).
% 2.32/1.61  thf(func_def_440, type, sK126: $i > $i > $i).
% 2.32/1.61  thf(func_def_446, type, sK132: $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_456, type, sK142: $i > $o).
% 2.32/1.61  thf(func_def_457, type, sK143: $i > $i).
% 2.32/1.61  thf(func_def_458, type, sK144: ($i > $o) > $i).
% 2.32/1.61  thf(func_def_477, type, sK163: $i > $o).
% 2.32/1.61  thf(func_def_479, type, sK165: ($i > $o) > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_480, type, sK166: ($i > $o) > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_483, type, sK169: $i > $i > $o).
% 2.32/1.61  thf(func_def_487, type, sK173: $i > $o).
% 2.32/1.61  thf(func_def_488, type, sK174: ($i > $o) > $i).
% 2.32/1.61  thf(func_def_496, type, sK182: $i > $i).
% 2.32/1.61  thf(func_def_498, type, sK184: $i > ($i > $i) > $i > $i).
% 2.32/1.61  thf(func_def_503, type, sK189: $i > $i > $o).
% 2.32/1.61  thf(func_def_505, type, sK191: $i > $i).
% 2.32/1.61  thf(func_def_506, type, sK192: $i > $i).
% 2.32/1.61  thf(func_def_507, type, sK193: $i > ($i > $i > $o) > $i).
% 2.32/1.61  thf(func_def_508, type, sK194: $i > ($i > $i > $o) > $i).
% 2.32/1.61  thf(func_def_509, type, sK195: $i > $i > ($i > $i > $o) > $i).
% 2.32/1.61  thf(func_def_514, type, sK200: $i > $o).
% 2.32/1.61  thf(func_def_517, type, sK203: $i > ($i > $o) > $i).
% 2.32/1.61  thf(func_def_533, type, sK219: $i > $o).
% 2.32/1.61  thf(func_def_565, type, sK251: $i > $o).
% 2.32/1.61  thf(func_def_570, type, sK256: $i > $o).
% 2.32/1.61  thf(func_def_589, type, sK275: $i > $o).
% 2.32/1.61  thf(func_def_591, type, sK277: $i > $o).
% 2.32/1.61  thf(func_def_593, type, sK279: ($i > $o) > $i).
% 2.32/1.61  thf(func_def_594, type, sK280: ($i > $o) > $i).
% 2.32/1.61  thf(func_def_603, type, sK289: $i > $i).
% 2.32/1.61  thf(func_def_605, type, sK291: $i > $i).
% 2.32/1.61  thf(func_def_620, type, sK306: $i > $i > $o).
% 2.32/1.61  thf(func_def_629, type, sK315: $i > $i > $o).
% 2.32/1.61  thf(func_def_648, type, sK334: $i > ($i > $o) > $i).
% 2.32/1.61  thf(func_def_649, type, sK335: $i > $o).
% 2.32/1.61  thf(func_def_653, type, sK339: $i > $o).
% 2.32/1.61  thf(func_def_655, type, sK341: ($i > $o) > $i > $i).
% 2.32/1.61  thf(func_def_656, type, sK342: ($i > $o) > $i > $i).
% 2.32/1.61  thf(func_def_660, type, sK346: ($i > $i) > $i > $i > $i).
% 2.32/1.61  thf(func_def_663, type, sK349: $i > $i).
% 2.32/1.61  thf(func_def_687, type, sK373: $i > $i > $i).
% 2.32/1.61  thf(func_def_692, type, sK378: $i > ($i > $o) > $i).
% 2.32/1.61  thf(func_def_693, type, sK379: $i > $o).
% 2.32/1.61  thf(func_def_699, type, sK385: $i > $o).
% 2.32/1.61  thf(func_def_718, type, sK404: $i > $i > $i).
% 2.32/1.61  thf(func_def_723, type, sK409: $i > $i > $i).
% 2.32/1.61  thf(func_def_726, type, sK412: $i > $o).
% 2.32/1.61  thf(func_def_734, type, sK420: $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_735, type, sK421: $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_749, type, sK435: $i > $i > $o).
% 2.32/1.61  thf(func_def_758, type, sK444: $i > $o).
% 2.32/1.61  thf(func_def_759, type, sK445: ($i > $o) > $i > $i).
% 2.32/1.61  thf(func_def_761, type, sK447: $i > $o).
% 2.32/1.61  thf(func_def_772, type, sK458: $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_773, type, sK459: $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_774, type, sK460: $i > $o).
% 2.32/1.61  thf(func_def_775, type, sK461: $i > $o).
% 2.32/1.61  thf(func_def_776, type, sK462: ($i > $o) > ($i > $o) > $i).
% 2.32/1.61  thf(func_def_777, type, sK463: ($i > $o) > ($i > $o) > $i).
% 2.32/1.61  thf(func_def_785, type, sK471: $i > $i > $i).
% 2.32/1.61  thf(func_def_788, type, sK474: $i > $o).
% 2.32/1.61  thf(func_def_789, type, sK475: $i > $o).
% 2.32/1.61  thf(func_def_790, type, sK476: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.32/1.61  thf(func_def_791, type, sK477: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.32/1.61  thf(func_def_793, type, sK479: $i > $i).
% 2.32/1.61  thf(func_def_804, type, sK490: $i > $o).
% 2.32/1.61  thf(func_def_805, type, sK491: ($i > $o) > $i > $i).
% 2.32/1.61  thf(func_def_810, type, sK496: $i > $i > ($i > $i) > $i).
% 2.32/1.61  thf(func_def_811, type, sK497: $i > $i).
% 2.32/1.61  thf(func_def_816, type, sK502: $i > $i).
% 2.32/1.61  thf(func_def_818, type, sK504: $i > ($i > $i) > $i > $i).
% 2.32/1.61  thf(func_def_838, type, sK524: $i > $i > $o).
% 2.32/1.61  thf(func_def_850, type, sK536: $i > $i).
% 2.32/1.61  thf(func_def_853, type, sK539: $i > ($i > $i) > $i > $i).
% 2.32/1.61  thf(func_def_865, type, sK551: $i > $o).
% 2.32/1.61  thf(func_def_868, type, sK554: $i > $i > $o).
% 2.32/1.61  thf(func_def_873, type, sK559: $i > $o).
% 2.32/1.61  thf(func_def_882, type, sK568: $o > $i > $i > $i).
% 2.32/1.61  thf(func_def_919, type, sK605: $i > $i > $o).
% 2.32/1.61  thf(func_def_929, type, sK615: $i > $i).
% 2.32/1.61  thf(func_def_957, type, sK643: ($i > $i) > $i > $i > $i).
% 2.32/1.61  thf(func_def_960, type, sK646: $i > $i).
% 2.32/1.61  thf(func_def_962, type, sK648: $i > $i > $i).
% 2.32/1.61  thf(func_def_968, type, sK654: ($i > $o) > $i > $i).
% 2.32/1.61  thf(func_def_970, type, sK656: $i > $o).
% 2.32/1.61  thf(func_def_972, type, sK658: $i > ($i > $o) > $i).
% 2.32/1.61  thf(func_def_973, type, sK659: $i > $o).
% 2.32/1.61  thf(func_def_982, type, sK668: $i > $o).
% 2.32/1.61  thf(func_def_1002, type, sK688: $i > $o).
% 2.32/1.61  thf(func_def_1004, type, sK690: ($i > $o) > $i > $i).
% 2.32/1.61  thf(func_def_1005, type, sK691: ($i > $o) > $i > $i).
% 2.32/1.61  thf(func_def_1061, type, sK747: $i > $i > $i).
% 2.32/1.61  thf(func_def_1062, type, sK748: $i > $i > $i).
% 2.32/1.61  thf(func_def_1068, type, sK754: $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_1086, type, sK772: $i > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_1104, type, sK790: $i > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_1105, type, sK791: $i > $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_1110, type, sK796: $i > ($i > $o) > $i > $i).
% 2.32/1.61  thf(func_def_1112, type, sK798: $i > $o).
% 2.32/1.61  thf(func_def_1114, type, sK800: $i > $i > $i).
% 2.32/1.61  thf(func_def_1115, type, sK801: $i > $i > $i).
% 2.32/1.61  thf(func_def_1116, type, sK802: $i > $i > $i).
% 2.32/1.61  thf(func_def_1117, type, sK803: $i > $i > $i).
% 2.32/1.61  thf(func_def_1118, type, sK804: $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_1119, type, sK805: $i > $i).
% 2.32/1.61  thf(func_def_1120, type, sK806: $i > $i).
% 2.32/1.61  thf(func_def_1121, type, sK807: $i > $i).
% 2.32/1.61  thf(func_def_1122, type, sK808: $i > $i).
% 2.32/1.61  thf(func_def_1123, type, sK809: $i > $i > $i).
% 2.32/1.61  thf(func_def_1124, type, sK810: $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_1125, type, sK811: $i > $i > $i > $i).
% 2.32/1.61  thf(func_def_1126, type, sK812: $i > $i > $i).
% 2.32/1.61  thf(func_def_1127, type, sK813: $i > $i > $i).
% 2.32/1.61  thf(func_def_1129, type, sK815: $i > $i).
% 2.32/1.61  thf(func_def_1130, type, sK816: $i > $i).
% 2.32/1.61  thf(func_def_1131, type, sK817: $i > $i).
% 2.32/1.61  thf(func_def_1132, type, sK818: $i > $i > $i).
% 2.32/1.61  thf(func_def_1134, type, sK820: $i > $i).
% 2.32/1.61  thf(func_def_1140, type, sK826: $i > $i > $i).
% 2.32/1.61  thf(func_def_1143, type, sK829: $i > $o).
% 2.32/1.61  thf(func_def_1146, type, sK832: $i > $i).
% 2.32/1.61  thf(func_def_1157, type, ph843: !>[X0: $tType]:(X0)).
% 2.32/1.61  thf(f4168,plain,(
% 2.32/1.61    $false),
% 2.32/1.61    inference(avatar_sat_refutation,[status(thm)],[f4012,f4017,f4018,f4167])).
% 2.32/1.61  thf(f4167,plain,(
% 2.32/1.61    spl842_2 | spl842_3),
% 2.32/1.61    inference(avatar_split_clause,[status(thm)],[f4166,f4014,f4009])).
% 2.32/1.61  thf(f4009,definition,(
% 2.32/1.61    spl842_2 <=> ($true = (in @ sK686 @ sK683))),
% 2.32/1.61    introduced(definition,[new_symbols(naming,[spl842_2])],[avatar_definition])).
% 2.32/1.61  thf(f4014,definition,(
% 2.32/1.61    spl842_3 <=> ($true = (in @ sK686 @ sK684))),
% 2.32/1.61    introduced(definition,[new_symbols(naming,[spl842_3])],[avatar_definition])).
% 2.32/1.61  thf(f4166,plain,(
% 2.32/1.61    ($true = (in @ sK686 @ sK684)) | ($true = (in @ sK686 @ sK683))),
% 2.32/1.61    inference(trivial_inequality_removal,[status(thm)],[f4165])).
% 2.32/1.61  thf(f4165,plain,(
% 2.32/1.61    ($true != $true) | ($true = (in @ sK686 @ sK683)) | ($true = (in @ sK686 @ sK684))),
% 2.32/1.61    inference(forward_demodulation,[status(thm)],[f4142,f3541])).
% 2.32/1.61  thf(f3541,plain,(
% 2.32/1.61    (binunionE = $true)),
% 2.32/1.61    inference(cnf_transformation,[status(thm)],[f2210])).
% 2.32/1.61  thf(f2210,plain,(
% 2.32/1.61    (funcGraphProp2 = $true) & (lamp = $true) & (cartprodpairmemER = $true) & (notinsingleton = $true) & (iftrueorfalse = $true) & (notequalI1 = $true) & (beta1 = $true) & (setminusLsub = $true) & (quantDeMorgan4 = $true) & (binintersectTERcontra = $true) & (inIntersectImpInIntersectUnions = $true) & (descr__Cong = $true) & (setukpairinjR = $true) & (emptyset__Cong = $true) & (singletoninpowerset = $true) & (dsetconstrI = $true) & (cartprodfstin = $true) & (dpsetconstrEL1 = $true) & (funcext = $true) & (contraSubsetComplement = $true) & (exu__Cong = $true) & (subsetE = $true) & (ap2apEq2 = $true) & (ex1I = $true) & (binintersectSubset5 = $true) & (exuEu = $true) & (setunionAx = $true) & (setminusILneg = $true) & (quantDeMorgan3 = $true) & (iftrue = $true) & (complementT_lem = $true) & (cartprodmempaircEq = $true) & (funcGraphProp1 = $true) & (complementTI1 = $true) & (setminusELneg = $true) & (binintersectLsub = $true) & (singletonsuniq = $true) & (inPowerset = $true) & (ksndpairEq = $true) & (nonemptyI = $true) & (brelnall1 = $true) & (setunionsingleton = $true) & (complementSubsetComplementIntersect = $true) & (cartprodpairsurjEq = $true) & (subsetemptysetimpeq = $true) & (upairsubunion = $true) & (iftrueProp1 = $true) & (app = $true) & (binunionT_lem = $true) & (setukpairinjL = $true) & (secondinupair = $true) & (funcGraphProp4 = $true) & (contrasubsetT = $true) & (funcextLem = $true) & (omegaIndAx = $true) & (sepInPowerset = $true) & (setukpairinjL1 = $true) & (ifSingleton = $true) & (apProp = $true) & (iffalse = $true) & (theeq = $true) & (binunionE = $true) & (dpsetconstrEL2 = $true) & (cartprodpairmemEL = $true) & (binunionIR = $true) & (dsetconstr__Cong = $true) & (binintersectRsub = $true) & (omega__Cong = $true) & (singletonsswitch = $true) & (powerset__Cong = $true) & (emptyinunitempty = $true) & (quantDeMorgan2 = $true) & (vacuousDall = $true) & (eta1 = $true) & (ksndsingleton = $true) & (setunionsingleton2 = $true) & (intersectInPowersetIntersectUnions = $true) & (setoftrueEq = $true) & (kfstpairEq = $true) & (singletoninpowunion = $true) & (subbreln = $true) & (powersetT_lem = $true) & (funcImageSingleton = $true) & (setext = $true) & (dpsetconstrERa = $true) & (nonemptyE1 = $true) & (singletonsubset = $true) & (upairinpowunion = $true) & (exuI2 = $true) & (kpairiskpair = $true) & (beta2 = $true) & (setminusERneg = $true) & (ubforcartprodlem3 = $true) & (ubforcartprodlem1 = $true) & (binunionRsub = $true) & (lam2p = $true) & (inIntersectImpInUnion = $true) & (complementTE1 = $true) & (inIntersectImpInUnion2 = $true) & (ubforcartprodlem2 = $true) & (setadjoinE = $true) & (powersetE1 = $true) & (setminusSubset2 = $true) & (complementImpComplementIntersect = $true) & (symdiffI2 = $true) & (upairequniteq = $true) & (ap2p = $true) & (brelnall2 = $true) & (emptyI = $true) & (ex1E2 = $true) & (exuI3 = $true) & (bs114d = $true) & (inComplementUnionImpInComplement1 = $true) & (binintersectT_lem = $true) & (ex1E1 = $true) & (dpsetconstrER = $true) & (setukpairIR = $true) & (binintersectSubset2 = $true) & (exuI1 = $true) & (binintersectSubset1 = $true) & (nonemptyI1 = $true) & (binunionEcases = $true) & (exuE2 = $true) & (powersetAx = $true) & (uniqinunit = $true) & (setadjoinIR = $true) & (setextsub = $true) & (descrp = $true) & (setunionsingleton1 = $true) & (upairset2IR = $true) & (setukpairinjR1 = $true) & (complementInPowersetComplementIntersect = $true) & (cartprodsndin = $true) & (symdiffI1 = $true) & (replAx = $true) & (subsetTrans = $true) & (notdexE = $true) & (powersetE = $true) & (dpsetconstrSub = $true) & (eta2 = $true) & (symdiffIneg2 = $true) & (singletonprop = $true) & (setunion__Cong = $true) & (iffalseProp1 = $true) & (funcGraphProp3 = $true) & (complementTcontraSubset = $true) & (powersetsubset = $true) & (wellorderingAx = $true) & (subset2powerset = $true) & (dpsetconstrI = $true) & (doubleComplementI1 = $true) & (kpairp = $true) & (setextT = $true) & (doubleComplementSub2 = $true) & (subsetE2 = $true) & (setminusSubset1 = $true) & (setunionE = $true) & (inCongP = $true) & (dsetconstrEL = $true) & (setadjoinIL = $true) & (doubleComplementSub1 = $true) & (ex1I2 = $true) & (disjointsetsI1 = $true) & (kpairsurjEq = $true) & (symdiffIneg1 = $true) & (contrasubsetT3 = $true) & (setminusEL = $true) & (doubleComplementEq = $true) & (iffalseProp2 = $true) & (setminusI = $true) & (nonemptyImpWitness = $true) & (upairsetIR = $true) & (omega0Ax = $true) & (kfstsingleton = $true) & (eqinunit = $true) & (contrasubsetT1 = $true) & (exuE3e = $true) & (infuncsetfunc = $true) & (dsetconstrER = $true) & (exuE1 = $true) & (prop2setE = $true) & (subPowSU = $true) & (cartprodpairin = $true) & (notdallE = $true) & (notinemptyset = $true) & (cartprodmempair1 = $true) & (setunionI = $true) & (setadjoinOr = $true) & (lamProp = $true) & (theprop = $true) & (emptyInPowerset = $true) & (setukpairIL = $true) & (prop2set2propI = $true) & (sepSubset = $true) & (subsetRefl = $true) & (subsetTI = $true) & (cartprodsndpairEq = $true) & (binintersectEL = $true) & (emptyE1 = $true) & (notsubsetI = $true) & (notequalI2 = $true) & (funcext2 = $true) & (subsetI2 = $true) & (setukpairinjR2 = $true) & (complementTnotintersectT = $true) & (setadjoin__Cong = $true) & (doubleComplementE1 = $true) & (cartprodfstpairEq = $true) & (eqbreln = $true) & (powersetI = $true) & (setadjoinSub2 = $true) & (ap2apEq1 = $true) & (setukpairinjR12 = $true) & (binintersectSubset3 = $true) & (omegaSAx = $true) & (binintersectTELcontra = $true) & (upairset2E = $true) & (noeltsimpempty = $true) & (emptysetsubset = $true) & (setbeta = $true) & (contrasubsetT2 = $true) & (powersetI1 = $true) & (setukpairinjR11 = $true) & (setOfPairsIsBReln = $true) & (binunionTIRcontra = $true) & (setminusER = $true) & (((($true = (in @ sK686 @ (binunion @ sK683 @ sK684))) & (($true != (in @ sK686 @ sK684)) | ($true = sK685)) & ($true = (in @ sK686 @ sK682)) & ($true != sK685) & (($true = sK685) | ($true != (in @ sK686 @ sK683)))) & ($true = (in @ sK684 @ (powerset @ sK682)))) & ($true = (in @ sK683 @ (powerset @ sK682)))) & (prop2setI = $true) & (binunionLsub = $true) & (setadjoinSub = $true) & (upairsetE = $true) & (in__Cong = $true) & (emptysetE = $true) & (funcinfuncset = $true) & (inComplementUnionImpNotIn1 = $true) & (ifp = $true) & (powersetTE1 = $true) & (emptyinPowerset = $true) & (lam2lamEq = $true) & (binunionTILcontra = $true) & (upairsetIL = $true) & (eqimpsubset2 = $true) & (iftrueProp2 = $true) & (foundationAx = $true) & (quantDeMorgan1 = $true) & (emptysetimpfalse = $true) & (binintersectER = $true) & (symdiffE = $true) & (cartprodmempair = $true) & (emptysetAx = $true) & (exuE3u = $true) & (setminusIRneg = $true) & (binunionIL = $true) & (setunionE2 = $true) & (setukpairinjL2 = $true) & (powersetTI1 = $true) & (subsetI1 = $true) & (binintersectSubset4 = $true) & (setadjoinAx = $true) & (setextAx = $true) & (setminusT_lem = $true) & (eqimpsubset1 = $true) & (binintersectI = $true)),
% 2.32/1.61    inference(skolemisation,[status(esa),new_symbols(skolem,[sK682,sK683,sK684,sK685,sK686])],[f1156,f2209,f2208,f2207])).
% 2.32/1.61  thf(f2207,plain,(
% 2.32/1.61    ? [X0 : $i,X1 : $i] : (? [X2 : $i] : (? [X3 : $o,X4 : $i] : (((in @ X4 @ (binunion @ X1 @ X2)) = $true) & (($true != (in @ X4 @ X2)) | ($true = X3)) & ((in @ X4 @ X0) = $true) & ($true != X3) & (($true = X3) | ((in @ X4 @ X1) != $true))) & ($true = (in @ X2 @ (powerset @ X0)))) & ($true = (in @ X1 @ (powerset @ X0)))) => (? [X2 : $i] : (? [X4 : $i,X3 : $o] : (($true = (in @ X4 @ (binunion @ sK683 @ X2))) & (($true != (in @ X4 @ X2)) | ($true = X3)) & ($true = (in @ X4 @ sK682)) & ($true != X3) & (($true = X3) | ($true != (in @ X4 @ sK683)))) & ($true = (in @ X2 @ (powerset @ sK682)))) & ($true = (in @ sK683 @ (powerset @ sK682))))),
% 2.32/1.61    introduced(definition,[],[choice_axiom])).
% 2.32/1.61  thf(f2208,plain,(
% 2.32/1.61    ? [X2 : $i] : (? [X4 : $i,X3 : $o] : (($true = (in @ X4 @ (binunion @ sK683 @ X2))) & (($true != (in @ X4 @ X2)) | ($true = X3)) & ($true = (in @ X4 @ sK682)) & ($true != X3) & (($true = X3) | ($true != (in @ X4 @ sK683)))) & ($true = (in @ X2 @ (powerset @ sK682)))) => (? [X4 : $i,X3 : $o] : (($true = (in @ X4 @ (binunion @ sK683 @ sK684))) & (($true != (in @ X4 @ sK684)) | ($true = X3)) & ($true = (in @ X4 @ sK682)) & ($true != X3) & (($true = X3) | ($true != (in @ X4 @ sK683)))) & ($true = (in @ sK684 @ (powerset @ sK682))))),
% 2.32/1.61    introduced(definition,[],[choice_axiom])).
% 2.32/1.61  thf(f2209,plain,(
% 2.32/1.61    ? [X4 : $i,X3 : $o] : (($true = (in @ X4 @ (binunion @ sK683 @ sK684))) & (($true != (in @ X4 @ sK684)) | ($true = X3)) & ($true = (in @ X4 @ sK682)) & ($true != X3) & (($true = X3) | ($true != (in @ X4 @ sK683)))) => (($true = (in @ sK686 @ (binunion @ sK683 @ sK684))) & (($true != (in @ sK686 @ sK684)) | ($true = sK685)) & ($true = (in @ sK686 @ sK682)) & ($true != sK685) & (($true = sK685) | ($true != (in @ sK686 @ sK683))))),
% 2.32/1.61    introduced(definition,[],[choice_axiom])).
% 2.32/1.61  thf(f1156,plain,(
% 2.32/1.61    (funcGraphProp2 = $true) & (lamp = $true) & (cartprodpairmemER = $true) & (notinsingleton = $true) & (iftrueorfalse = $true) & (notequalI1 = $true) & (beta1 = $true) & (setminusLsub = $true) & (quantDeMorgan4 = $true) & (binintersectTERcontra = $true) & (inIntersectImpInIntersectUnions = $true) & (descr__Cong = $true) & (setukpairinjR = $true) & (emptyset__Cong = $true) & (singletoninpowerset = $true) & (dsetconstrI = $true) & (cartprodfstin = $true) & (dpsetconstrEL1 = $true) & (funcext = $true) & (contraSubsetComplement = $true) & (exu__Cong = $true) & (subsetE = $true) & (ap2apEq2 = $true) & (ex1I = $true) & (binintersectSubset5 = $true) & (exuEu = $true) & (setunionAx = $true) & (setminusILneg = $true) & (quantDeMorgan3 = $true) & (iftrue = $true) & (complementT_lem = $true) & (cartprodmempaircEq = $true) & (funcGraphProp1 = $true) & (complementTI1 = $true) & (setminusELneg = $true) & (binintersectLsub = $true) & (singletonsuniq = $true) & (inPowerset = $true) & (ksndpairEq = $true) & (nonemptyI = $true) & (brelnall1 = $true) & (setunionsingleton = $true) & (complementSubsetComplementIntersect = $true) & (cartprodpairsurjEq = $true) & (subsetemptysetimpeq = $true) & (upairsubunion = $true) & (iftrueProp1 = $true) & (app = $true) & (binunionT_lem = $true) & (setukpairinjL = $true) & (secondinupair = $true) & (funcGraphProp4 = $true) & (contrasubsetT = $true) & (funcextLem = $true) & (omegaIndAx = $true) & (sepInPowerset = $true) & (setukpairinjL1 = $true) & (ifSingleton = $true) & (apProp = $true) & (iffalse = $true) & (theeq = $true) & (binunionE = $true) & (dpsetconstrEL2 = $true) & (cartprodpairmemEL = $true) & (binunionIR = $true) & (dsetconstr__Cong = $true) & (binintersectRsub = $true) & (omega__Cong = $true) & (singletonsswitch = $true) & (powerset__Cong = $true) & (emptyinunitempty = $true) & (quantDeMorgan2 = $true) & (vacuousDall = $true) & (eta1 = $true) & (ksndsingleton = $true) & (setunionsingleton2 = $true) & (intersectInPowersetIntersectUnions = $true) & (setoftrueEq = $true) & (kfstpairEq = $true) & (singletoninpowunion = $true) & (subbreln = $true) & (powersetT_lem = $true) & (funcImageSingleton = $true) & (setext = $true) & (dpsetconstrERa = $true) & (nonemptyE1 = $true) & (singletonsubset = $true) & (upairinpowunion = $true) & (exuI2 = $true) & (kpairiskpair = $true) & (beta2 = $true) & (setminusERneg = $true) & (ubforcartprodlem3 = $true) & (ubforcartprodlem1 = $true) & (binunionRsub = $true) & (lam2p = $true) & (inIntersectImpInUnion = $true) & (complementTE1 = $true) & (inIntersectImpInUnion2 = $true) & (ubforcartprodlem2 = $true) & (setadjoinE = $true) & (powersetE1 = $true) & (setminusSubset2 = $true) & (complementImpComplementIntersect = $true) & (symdiffI2 = $true) & (upairequniteq = $true) & (ap2p = $true) & (brelnall2 = $true) & (emptyI = $true) & (ex1E2 = $true) & (exuI3 = $true) & (bs114d = $true) & (inComplementUnionImpInComplement1 = $true) & (binintersectT_lem = $true) & (ex1E1 = $true) & (dpsetconstrER = $true) & (setukpairIR = $true) & (binintersectSubset2 = $true) & (exuI1 = $true) & (binintersectSubset1 = $true) & (nonemptyI1 = $true) & (binunionEcases = $true) & (exuE2 = $true) & (powersetAx = $true) & (uniqinunit = $true) & (setadjoinIR = $true) & (setextsub = $true) & (descrp = $true) & (setunionsingleton1 = $true) & (upairset2IR = $true) & (setukpairinjR1 = $true) & (complementInPowersetComplementIntersect = $true) & (cartprodsndin = $true) & (symdiffI1 = $true) & (replAx = $true) & (subsetTrans = $true) & (notdexE = $true) & (powersetE = $true) & (dpsetconstrSub = $true) & (eta2 = $true) & (symdiffIneg2 = $true) & (singletonprop = $true) & (setunion__Cong = $true) & (iffalseProp1 = $true) & (funcGraphProp3 = $true) & (complementTcontraSubset = $true) & (powersetsubset = $true) & (wellorderingAx = $true) & (subset2powerset = $true) & (dpsetconstrI = $true) & (doubleComplementI1 = $true) & (kpairp = $true) & (setextT = $true) & (doubleComplementSub2 = $true) & (subsetE2 = $true) & (setminusSubset1 = $true) & (setunionE = $true) & (inCongP = $true) & (dsetconstrEL = $true) & (setadjoinIL = $true) & (doubleComplementSub1 = $true) & (ex1I2 = $true) & (disjointsetsI1 = $true) & (kpairsurjEq = $true) & (symdiffIneg1 = $true) & (contrasubsetT3 = $true) & (setminusEL = $true) & (doubleComplementEq = $true) & (iffalseProp2 = $true) & (setminusI = $true) & (nonemptyImpWitness = $true) & (upairsetIR = $true) & (omega0Ax = $true) & (kfstsingleton = $true) & (eqinunit = $true) & (contrasubsetT1 = $true) & (exuE3e = $true) & (infuncsetfunc = $true) & (dsetconstrER = $true) & (exuE1 = $true) & (prop2setE = $true) & (subPowSU = $true) & (cartprodpairin = $true) & (notdallE = $true) & (notinemptyset = $true) & (cartprodmempair1 = $true) & (setunionI = $true) & (setadjoinOr = $true) & (lamProp = $true) & (theprop = $true) & (emptyInPowerset = $true) & (setukpairIL = $true) & (prop2set2propI = $true) & (sepSubset = $true) & (subsetRefl = $true) & (subsetTI = $true) & (cartprodsndpairEq = $true) & (binintersectEL = $true) & (emptyE1 = $true) & (notsubsetI = $true) & (notequalI2 = $true) & (funcext2 = $true) & (subsetI2 = $true) & (setukpairinjR2 = $true) & (complementTnotintersectT = $true) & (setadjoin__Cong = $true) & (doubleComplementE1 = $true) & (cartprodfstpairEq = $true) & (eqbreln = $true) & (powersetI = $true) & (setadjoinSub2 = $true) & (ap2apEq1 = $true) & (setukpairinjR12 = $true) & (binintersectSubset3 = $true) & (omegaSAx = $true) & (binintersectTELcontra = $true) & (upairset2E = $true) & (noeltsimpempty = $true) & (emptysetsubset = $true) & (setbeta = $true) & (contrasubsetT2 = $true) & (powersetI1 = $true) & (setukpairinjR11 = $true) & (setOfPairsIsBReln = $true) & (binunionTIRcontra = $true) & (setminusER = $true) & ? [X0 : $i,X1 : $i] : (? [X2 : $i] : (? [X3 : $o,X4 : $i] : (((in @ X4 @ (binunion @ X1 @ X2)) = $true) & (($true != (in @ X4 @ X2)) | ($true = X3)) & ((in @ X4 @ X0) = $true) & ($true != X3) & (($true = X3) | ((in @ X4 @ X1) != $true))) & ($true = (in @ X2 @ (powerset @ X0)))) & ($true = (in @ X1 @ (powerset @ X0)))) & (prop2setI = $true) & (binunionLsub = $true) & (setadjoinSub = $true) & (upairsetE = $true) & (in__Cong = $true) & (emptysetE = $true) & (funcinfuncset = $true) & (inComplementUnionImpNotIn1 = $true) & (ifp = $true) & (powersetTE1 = $true) & (emptyinPowerset = $true) & (lam2lamEq = $true) & (binunionTILcontra = $true) & (upairsetIL = $true) & (eqimpsubset2 = $true) & (iftrueProp2 = $true) & (foundationAx = $true) & (quantDeMorgan1 = $true) & (emptysetimpfalse = $true) & (binintersectER = $true) & (symdiffE = $true) & (cartprodmempair = $true) & (emptysetAx = $true) & (exuE3u = $true) & (setminusIRneg = $true) & (binunionIL = $true) & (setunionE2 = $true) & (setukpairinjL2 = $true) & (powersetTI1 = $true) & (subsetI1 = $true) & (binintersectSubset4 = $true) & (setadjoinAx = $true) & (setextAx = $true) & (setminusT_lem = $true) & (eqimpsubset1 = $true) & (binintersectI = $true)),
% 2.32/1.61    inference(flattening,[status(thm)],[f1155])).
% 2.32/1.61  thf(f1155,plain,(
% 2.32/1.61    (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((? [X0 : $i,X1 : $i] : (? [X2 : $i] : (? [X3 : $o,X4 : $i] : ((((($true != X3) & (($true != (in @ X4 @ X2)) | ($true = X3))) & (($true = X3) | ((in @ X4 @ X1) != $true))) & ((in @ X4 @ (binunion @ X1 @ X2)) = $true)) & ((in @ X4 @ X0) = $true)) & ($true = (in @ X2 @ (powerset @ X0)))) & ($true = (in @ X1 @ (powerset @ X0)))) & (inComplementUnionImpInComplement1 = $true)) & (inComplementUnionImpNotIn1 = $true)) & (intersectInPowersetIntersectUnions = $true)) & (inIntersectImpInIntersectUnions = $true)) & (inIntersectImpInUnion2 = $true)) & (inIntersectImpInUnion = $true)) & (binunionTIRcontra = $true)) & (binunionTILcontra = $true)) & (complementTcontraSubset = $true)) & (contraSubsetComplement = $true)) & (complementInPowersetComplementIntersect = $true)) & (complementSubsetComplementIntersect = $true)) & (complementImpComplementIntersect = $true)) & (complementTnotintersectT = $true)) & (doubleComplementEq = $true)) & (doubleComplementSub2 = $true)) & (doubleComplementSub1 = $true)) & (doubleComplementE1 = $true)) & (doubleComplementI1 = $true)) & (contrasubsetT3 = $true)) & (contrasubsetT2 = $true)) & (contrasubsetT1 = $true)) & (contrasubsetT = $true)) & (binintersectTERcontra = $true)) & (binintersectTELcontra = $true)) & (complementTE1 = $true)) & (complementTI1 = $true)) & (powersetTE1 = $true)) & (powersetTI1 = $true)) & (subsetTI = $true)) & (setextT = $true)) & (complementT_lem = $true)) & (setminusT_lem = $true)) & (powersetT_lem = $true)) & (binunionT_lem = $true)) & (binintersectT_lem = $true)) & (iftrueorfalse = $true)) & (iffalse = $true)) & (iftrue = $true)) & (theeq = $true)) & (ifp = $true)) & (ifSingleton = $true)) & (iftrueProp2 = $true)) & (iftrueProp1 = $true)) & (iffalseProp2 = $true)) & (iffalseProp1 = $true)) & (eta2 = $true)) & (beta2 = $true)) & (lam2lamEq = $true)) & (eta1 = $true)) & (beta1 = $true)) & (ap2apEq2 = $true)) & (ap2apEq1 = $true)) & (funcext2 = $true)) & (funcext = $true)) & (eqbreln = $true)) & (subbreln = $true)) & (funcGraphProp4 = $true)) & (funcextLem = $true)) & (funcGraphProp2 = $true)) & (funcGraphProp3 = $true)) & (funcGraphProp1 = $true)) & (ex1E2 = $true)) & (brelnall2 = $true)) & (brelnall1 = $true)) & (lam2p = $true)) & (lamp = $true)) & (lamProp = $true)) & (funcinfuncset = $true)) & (ap2p = $true)) & (infuncsetfunc = $true)) & (app = $true)) & (apProp = $true)) & (funcImageSingleton = $true)) & (dpsetconstrER = $true)) & (dpsetconstrEL2 = $true)) & (dpsetconstrEL1 = $true)) & (dpsetconstrERa = $true)) & (setOfPairsIsBReln = $true)) & (dpsetconstrSub = $true)) & (dpsetconstrI = $true)) & (cartprodpairsurjEq = $true)) & (cartprodsndpairEq = $true)) & (cartprodfstpairEq = $true)) & (cartprodmempaircEq = $true)) & (cartprodpairmemER = $true)) & (cartprodpairmemEL = $true)) & (cartprodsndin = $true)) & (kpairsurjEq = $true)) & (ksndpairEq = $true)) & (ksndsingleton = $true)) & (setukpairinjR = $true)) & (setukpairinjR2 = $true)) & (upairequniteq = $true)) & (setukpairinjR1 = $true)) & (setukpairinjR12 = $true)) & (setukpairinjR11 = $true)) & (setukpairinjL = $true)) & (setukpairinjL2 = $true)) & (cartprodfstin = $true)) & (kfstpairEq = $true)) & (theprop = $true)) & (kfstsingleton = $true)) & (setukpairinjL1 = $true)) & (singletonsuniq = $true)) & (ex1I2 = $true)) & (ex1I = $true)) & (ex1E1 = $true)) & (singletonprop = $true)) & (setunionsingleton = $true)) & (setunionsingleton2 = $true)) & (setunionsingleton1 = $true)) & (setunionE2 = $true)) & (cartprodmempair = $true)) & (cartprodmempair1 = $true)) & (cartprodpairin = $true)) & (ubforcartprodlem3 = $true)) & (ubforcartprodlem2 = $true)) & (ubforcartprodlem1 = $true)) & (upairinpowunion = $true)) & (upairsubunion = $true)) & (upairset2E = $true)) & (singletoninpowunion = $true)) & (singletoninpowerset = $true)) & (singletonsubset = $true)) & (kpairp = $true)) & (kpairiskpair = $true)) & (setukpairIR = $true)) & (setukpairIL = $true)) & (secondinupair = $true)) & (symdiffIneg2 = $true)) & (symdiffIneg1 = $true)) & (symdiffI2 = $true)) & (symdiffI1 = $true)) & (symdiffE = $true)) & (setminusSubset1 = $true)) & (setminusLsub = $true)) & (setminusIRneg = $true)) & (setminusILneg = $true)) & (setminusELneg = $true)) & (setminusERneg = $true)) & (setminusSubset2 = $true)) & (setminusER = $true)) & (setminusEL = $true)) & (setminusI = $true)) & (bs114d = $true)) & (binintersectSubset1 = $true)) & (binintersectSubset4 = $true)) & (binintersectRsub = $true)) & (disjointsetsI1 = $true)) & (binintersectER = $true)) & (binintersectSubset3 = $true)) & (binintersectSubset2 = $true)) & (binintersectLsub = $true)) & (binintersectEL = $true)) & (binintersectSubset5 = $true)) & (binintersectI = $true)) & (binunionRsub = $true)) & (binunionLsub = $true)) & (binunionE = $true)) & (binunionEcases = $true)) & (binunionIR = $true)) & (upairset2IR = $true)) & (binunionIL = $true)) & (sepSubset = $true)) & (sepInPowerset = $true)) & (powersetsubset = $true)) & (inPowerset = $true)) & (powersetE1 = $true)) & (powersetI1 = $true)) & (subsetemptysetimpeq = $true)) & (setextsub = $true)) & (subset2powerset = $true)) & (setadjoinSub2 = $true)) & (setadjoinSub = $true)) & (subsetTrans = $true)) & (subsetRefl = $true)) & (notequalI2 = $true)) & (notequalI1 = $true)) & (notsubsetI = $true)) & (subsetE2 = $true)) & (subsetE = $true)) & (emptysetsubset = $true)) & (subsetI2 = $true)) & (eqimpsubset1 = $true)) & (eqimpsubset2 = $true)) & (subsetI1 = $true)) & (dsetconstr__Cong = $true)) & (descr__Cong = $true)) & (exuEu = $true)) & (omega__Cong = $true)) & (setunion__Cong = $true)) & (powerset__Cong = $true)) & (setadjoin__Cong = $true)) & (emptyset__Cong = $true)) & (exu__Cong = $true)) & (exuE3u = $true)) & (in__Cong = $true)) & (inCongP = $true)) & (exuI2 = $true)) & (exuI3 = $true)) & (exuI1 = $true)) & (notdallE = $true)) & (notdexE = $true)) & (prop2set2propI = $true)) & (prop2setI = $true)) & (quantDeMorgan4 = $true)) & (quantDeMorgan3 = $true)) & (quantDeMorgan2 = $true)) & (quantDeMorgan1 = $true)) & (vacuousDall = $true)) & (emptyE1 = $true)) & (upairsetIR = $true)) & (upairsetIL = $true)) & (upairsetE = $true)) & (singletonsswitch = $true)) & (eqinunit = $true)) & (notinsingleton = $true)) & (uniqinunit = $true)) & (nonemptyImpWitness = $true)) & (exuE2 = $true)) & (subPowSU = $true)) & (setunionE = $true)) & (setunionI = $true)) & (powersetE = $true)) & (emptyInPowerset = $true)) & (emptyinPowerset = $true)) & (powersetI = $true)) & (setoftrueEq = $true)) & (setadjoinOr = $true)) & (setadjoinE = $true)) & (setadjoinIR = $true)) & (emptyinunitempty = $true)) & (setadjoinIL = $true)) & (nonemptyI1 = $true)) & (nonemptyI = $true)) & (nonemptyE1 = $true)) & (setbeta = $true)) & (noeltsimpempty = $true)) & (emptyI = $true)) & (setext = $true)) & (exuE3e = $true)) & (notinemptyset = $true)) & (emptysetimpfalse = $true)) & (emptysetE = $true)) & (prop2setE = $true)) & (exuE1 = $true)) & (dsetconstrER = $true)) & (dsetconstrEL = $true)) & (dsetconstrI = $true)) & (descrp = $true)) & (wellorderingAx = $true)) & (foundationAx = $true)) & (replAx = $true)) & (omegaIndAx = $true)) & (omegaSAx = $true)) & (omega0Ax = $true)) & (setunionAx = $true)) & (powersetAx = $true)) & (setadjoinAx = $true)) & (emptysetAx = $true)) & (setextAx = $true)),
% 2.32/1.61    inference(ennf_transformation,[status(thm)],[f443])).
% 2.32/1.61  thf(f443,plain,(
% 2.32/1.61    ~((setextAx = $true) => ((emptysetAx = $true) => ((setadjoinAx = $true) => ((powersetAx = $true) => ((setunionAx = $true) => ((omega0Ax = $true) => ((omegaSAx = $true) => ((omegaIndAx = $true) => ((replAx = $true) => ((foundationAx = $true) => ((wellorderingAx = $true) => ((descrp = $true) => ((dsetconstrI = $true) => ((dsetconstrEL = $true) => ((dsetconstrER = $true) => ((exuE1 = $true) => ((prop2setE = $true) => ((emptysetE = $true) => ((emptysetimpfalse = $true) => ((notinemptyset = $true) => ((exuE3e = $true) => ((setext = $true) => ((emptyI = $true) => ((noeltsimpempty = $true) => ((setbeta = $true) => ((nonemptyE1 = $true) => ((nonemptyI = $true) => ((nonemptyI1 = $true) => ((setadjoinIL = $true) => ((emptyinunitempty = $true) => ((setadjoinIR = $true) => ((setadjoinE = $true) => ((setadjoinOr = $true) => ((setoftrueEq = $true) => ((powersetI = $true) => ((emptyinPowerset = $true) => ((emptyInPowerset = $true) => ((powersetE = $true) => ((setunionI = $true) => ((setunionE = $true) => ((subPowSU = $true) => ((exuE2 = $true) => ((nonemptyImpWitness = $true) => ((uniqinunit = $true) => ((notinsingleton = $true) => ((eqinunit = $true) => ((singletonsswitch = $true) => ((upairsetE = $true) => ((upairsetIL = $true) => ((upairsetIR = $true) => ((emptyE1 = $true) => ((vacuousDall = $true) => ((quantDeMorgan1 = $true) => ((quantDeMorgan2 = $true) => ((quantDeMorgan3 = $true) => ((quantDeMorgan4 = $true) => ((prop2setI = $true) => ((prop2set2propI = $true) => ((notdexE = $true) => ((notdallE = $true) => ((exuI1 = $true) => ((exuI3 = $true) => ((exuI2 = $true) => ((inCongP = $true) => ((in__Cong = $true) => ((exuE3u = $true) => ((exu__Cong = $true) => ((emptyset__Cong = $true) => ((setadjoin__Cong = $true) => ((powerset__Cong = $true) => ((setunion__Cong = $true) => ((omega__Cong = $true) => ((exuEu = $true) => ((descr__Cong = $true) => ((dsetconstr__Cong = $true) => ((subsetI1 = $true) => ((eqimpsubset2 = $true) => ((eqimpsubset1 = $true) => ((subsetI2 = $true) => ((emptysetsubset = $true) => ((subsetE = $true) => ((subsetE2 = $true) => ((notsubsetI = $true) => ((notequalI1 = $true) => ((notequalI2 = $true) => ((subsetRefl = $true) => ((subsetTrans = $true) => ((setadjoinSub = $true) => ((setadjoinSub2 = $true) => ((subset2powerset = $true) => ((setextsub = $true) => ((subsetemptysetimpeq = $true) => ((powersetI1 = $true) => ((powersetE1 = $true) => ((inPowerset = $true) => ((powersetsubset = $true) => ((sepInPowerset = $true) => ((sepSubset = $true) => ((binunionIL = $true) => ((upairset2IR = $true) => ((binunionIR = $true) => ((binunionEcases = $true) => ((binunionE = $true) => ((binunionLsub = $true) => ((binunionRsub = $true) => ((binintersectI = $true) => ((binintersectSubset5 = $true) => ((binintersectEL = $true) => ((binintersectLsub = $true) => ((binintersectSubset2 = $true) => ((binintersectSubset3 = $true) => ((binintersectER = $true) => ((disjointsetsI1 = $true) => ((binintersectRsub = $true) => ((binintersectSubset4 = $true) => ((binintersectSubset1 = $true) => ((bs114d = $true) => ((setminusI = $true) => ((setminusEL = $true) => ((setminusER = $true) => ((setminusSubset2 = $true) => ((setminusERneg = $true) => ((setminusELneg = $true) => ((setminusILneg = $true) => ((setminusIRneg = $true) => ((setminusLsub = $true) => ((setminusSubset1 = $true) => ((symdiffE = $true) => ((symdiffI1 = $true) => ((symdiffI2 = $true) => ((symdiffIneg1 = $true) => ((symdiffIneg2 = $true) => ((secondinupair = $true) => ((setukpairIL = $true) => ((setukpairIR = $true) => ((kpairiskpair = $true) => ((kpairp = $true) => ((singletonsubset = $true) => ((singletoninpowerset = $true) => ((singletoninpowunion = $true) => ((upairset2E = $true) => ((upairsubunion = $true) => ((upairinpowunion = $true) => ((ubforcartprodlem1 = $true) => ((ubforcartprodlem2 = $true) => ((ubforcartprodlem3 = $true) => ((cartprodpairin = $true) => ((cartprodmempair1 = $true) => ((cartprodmempair = $true) => ((setunionE2 = $true) => ((setunionsingleton1 = $true) => ((setunionsingleton2 = $true) => ((setunionsingleton = $true) => ((singletonprop = $true) => ((ex1E1 = $true) => ((ex1I = $true) => ((ex1I2 = $true) => ((singletonsuniq = $true) => ((setukpairinjL1 = $true) => ((kfstsingleton = $true) => ((theprop = $true) => ((kfstpairEq = $true) => ((cartprodfstin = $true) => ((setukpairinjL2 = $true) => ((setukpairinjL = $true) => ((setukpairinjR11 = $true) => ((setukpairinjR12 = $true) => ((setukpairinjR1 = $true) => ((upairequniteq = $true) => ((setukpairinjR2 = $true) => ((setukpairinjR = $true) => ((ksndsingleton = $true) => ((ksndpairEq = $true) => ((kpairsurjEq = $true) => ((cartprodsndin = $true) => ((cartprodpairmemEL = $true) => ((cartprodpairmemER = $true) => ((cartprodmempaircEq = $true) => ((cartprodfstpairEq = $true) => ((cartprodsndpairEq = $true) => ((cartprodpairsurjEq = $true) => ((dpsetconstrI = $true) => ((dpsetconstrSub = $true) => ((setOfPairsIsBReln = $true) => ((dpsetconstrERa = $true) => ((dpsetconstrEL1 = $true) => ((dpsetconstrEL2 = $true) => ((dpsetconstrER = $true) => ((funcImageSingleton = $true) => ((apProp = $true) => ((app = $true) => ((infuncsetfunc = $true) => ((ap2p = $true) => ((funcinfuncset = $true) => ((lamProp = $true) => ((lamp = $true) => ((lam2p = $true) => ((brelnall1 = $true) => ((brelnall2 = $true) => ((ex1E2 = $true) => ((funcGraphProp1 = $true) => ((funcGraphProp3 = $true) => ((funcGraphProp2 = $true) => ((funcextLem = $true) => ((funcGraphProp4 = $true) => ((subbreln = $true) => ((eqbreln = $true) => ((funcext = $true) => ((funcext2 = $true) => ((ap2apEq1 = $true) => ((ap2apEq2 = $true) => ((beta1 = $true) => ((eta1 = $true) => ((lam2lamEq = $true) => ((beta2 = $true) => ((eta2 = $true) => ((iffalseProp1 = $true) => ((iffalseProp2 = $true) => ((iftrueProp1 = $true) => ((iftrueProp2 = $true) => ((ifSingleton = $true) => ((ifp = $true) => ((theeq = $true) => ((iftrue = $true) => ((iffalse = $true) => ((iftrueorfalse = $true) => ((binintersectT_lem = $true) => ((binunionT_lem = $true) => ((powersetT_lem = $true) => ((setminusT_lem = $true) => ((complementT_lem = $true) => ((setextT = $true) => ((subsetTI = $true) => ((powersetTI1 = $true) => ((powersetTE1 = $true) => ((complementTI1 = $true) => ((complementTE1 = $true) => ((binintersectTELcontra = $true) => ((binintersectTERcontra = $true) => ((contrasubsetT = $true) => ((contrasubsetT1 = $true) => ((contrasubsetT2 = $true) => ((contrasubsetT3 = $true) => ((doubleComplementI1 = $true) => ((doubleComplementE1 = $true) => ((doubleComplementSub1 = $true) => ((doubleComplementSub2 = $true) => ((doubleComplementEq = $true) => ((complementTnotintersectT = $true) => ((complementImpComplementIntersect = $true) => ((complementSubsetComplementIntersect = $true) => ((complementInPowersetComplementIntersect = $true) => ((contraSubsetComplement = $true) => ((complementTcontraSubset = $true) => ((binunionTILcontra = $true) => ((binunionTIRcontra = $true) => ((inIntersectImpInUnion = $true) => ((inIntersectImpInUnion2 = $true) => ((inIntersectImpInIntersectUnions = $true) => ((intersectInPowersetIntersectUnions = $true) => ((inComplementUnionImpNotIn1 = $true) => ((inComplementUnionImpInComplement1 = $true) => ! [X0 : $i,X1 : $i] : (($true = (in @ X1 @ (powerset @ X0))) => ! [X2 : $i] : (($true = (in @ X2 @ (powerset @ X0))) => ! [X3 : $o,X4 : $i] : (((in @ X4 @ X0) = $true) => (((in @ X4 @ (binunion @ X1 @ X2)) = $true) => ((((in @ X4 @ X1) = $true) => ($true = X3)) => ((($true = (in @ X4 @ X2)) => ($true = X3)) => ($true = X3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.32/1.61    inference(fool_elimination,[status(thm)],[f442])).
% 2.32/1.61  thf(f442,plain,(
% 2.32/1.61    ~(setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => (iftrueProp1 => (iftrueProp2 => (ifSingleton => (ifp => (theeq => (iftrue => (iffalse => (iftrueorfalse => (binintersectT_lem => (binunionT_lem => (powersetT_lem => (setminusT_lem => (complementT_lem => (setextT => (subsetTI => (powersetTI1 => (powersetTE1 => (complementTI1 => (complementTE1 => (binintersectTELcontra => (binintersectTERcontra => (contrasubsetT => (contrasubsetT1 => (contrasubsetT2 => (contrasubsetT3 => (doubleComplementI1 => (doubleComplementE1 => (doubleComplementSub1 => (doubleComplementSub2 => (doubleComplementEq => (complementTnotintersectT => (complementImpComplementIntersect => (complementSubsetComplementIntersect => (complementInPowersetComplementIntersect => (contraSubsetComplement => (complementTcontraSubset => (binunionTILcontra => (binunionTIRcontra => (inIntersectImpInUnion => (inIntersectImpInUnion2 => (inIntersectImpInIntersectUnions => (intersectInPowersetIntersectUnions => (inComplementUnionImpNotIn1 => (inComplementUnionImpInComplement1 => ! [X0 : $i,X1 : $i] : ((in @ X1 @ (powerset @ X0)) => ! [X2 : $i] : ((in @ X2 @ (powerset @ X0)) => ! [X3 : $o,X4 : $i] : ((in @ X4 @ X0) => ((in @ X4 @ (binunion @ X1 @ X2)) => (((in @ X4 @ X1) => X3) => (((in @ X4 @ X2) => X3) => X3))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.32/1.61    inference(rectify,[status(thm)],[f268])).
% 2.32/1.61  thf(f268,negated_conjecture,(
% 2.32/1.61    ~(setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => (iftrueProp1 => (iftrueProp2 => (ifSingleton => (ifp => (theeq => (iftrue => (iffalse => (iftrueorfalse => (binintersectT_lem => (binunionT_lem => (powersetT_lem => (setminusT_lem => (complementT_lem => (setextT => (subsetTI => (powersetTI1 => (powersetTE1 => (complementTI1 => (complementTE1 => (binintersectTELcontra => (binintersectTERcontra => (contrasubsetT => (contrasubsetT1 => (contrasubsetT2 => (contrasubsetT3 => (doubleComplementI1 => (doubleComplementE1 => (doubleComplementSub1 => (doubleComplementSub2 => (doubleComplementEq => (complementTnotintersectT => (complementImpComplementIntersect => (complementSubsetComplementIntersect => (complementInPowersetComplementIntersect => (contraSubsetComplement => (complementTcontraSubset => (binunionTILcontra => (binunionTIRcontra => (inIntersectImpInUnion => (inIntersectImpInUnion2 => (inIntersectImpInIntersectUnions => (intersectInPowersetIntersectUnions => (inComplementUnionImpNotIn1 => (inComplementUnionImpInComplement1 => ! [X3 : $i,X11 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => ! [X0 : $o,X1 : $i] : ((in @ X1 @ X3) => ((in @ X1 @ (binunion @ X11 @ X16)) => (((in @ X1 @ X11) => X0) => (((in @ X1 @ X16) => X0) => X0))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.32/1.61    inference(negated_conjecture,[status(cth)],[f267])).
% 2.32/1.61  thf(f267,conjecture,(
% 2.32/1.61    setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => (iftrueProp1 => (iftrueProp2 => (ifSingleton => (ifp => (theeq => (iftrue => (iffalse => (iftrueorfalse => (binintersectT_lem => (binunionT_lem => (powersetT_lem => (setminusT_lem => (complementT_lem => (setextT => (subsetTI => (powersetTI1 => (powersetTE1 => (complementTI1 => (complementTE1 => (binintersectTELcontra => (binintersectTERcontra => (contrasubsetT => (contrasubsetT1 => (contrasubsetT2 => (contrasubsetT3 => (doubleComplementI1 => (doubleComplementE1 => (doubleComplementSub1 => (doubleComplementSub2 => (doubleComplementEq => (complementTnotintersectT => (complementImpComplementIntersect => (complementSubsetComplementIntersect => (complementInPowersetComplementIntersect => (contraSubsetComplement => (complementTcontraSubset => (binunionTILcontra => (binunionTIRcontra => (inIntersectImpInUnion => (inIntersectImpInUnion2 => (inIntersectImpInIntersectUnions => (intersectInPowersetIntersectUnions => (inComplementUnionImpNotIn1 => (inComplementUnionImpInComplement1 => ! [X3 : $i,X11 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => ! [X0 : $o,X1 : $i] : ((in @ X1 @ X3) => ((in @ X1 @ (binunion @ X11 @ X16)) => (((in @ X1 @ X11) => X0) => (((in @ X1 @ X16) => X0) => X0)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.32/1.61    file('/export/starexec/sandbox2/tmp/tmp.H61wFhHRVb/DTF2THF_30857.p',binunionTE)).
% 2.32/1.61  thf(f4142,plain,(
% 2.32/1.61    ($true = (in @ sK686 @ sK684)) | ($true = (in @ sK686 @ sK683)) | (binunionE != $true)),
% 2.32/1.61    inference(trivial_inequality_removal,[status(thm)],[f4139])).
% 2.32/1.61  thf(f4139,plain,(
% 2.32/1.61    (binunionE != $true) | ($true != $true) | ($true = (in @ sK686 @ sK684)) | ($true = (in @ sK686 @ sK683))),
% 2.32/1.61    inference(superposition,[status(thm)],[f3808,f3376])).
% 2.32/1.61  thf(f3376,plain,(
% 2.32/1.61    ($true = (in @ sK686 @ (binunion @ sK683 @ sK684)))),
% 2.32/1.61    inference(cnf_transformation,[status(thm)],[f2210])).
% 2.32/1.61  thf(f3808,plain,(
% 2.32/1.61    ( ! [X2 : $i,X0 : $i,X1 : $i] : (((in @ X1 @ (binunion @ X0 @ X2)) != $true) | ($true = (in @ X1 @ X0)) | ($true = (in @ X1 @ X2)) | (binunionE != $true)) )),
% 2.32/1.61    inference(cnf_transformation,[status(thm)],[f2420])).
% 2.32/1.61  thf(f2420,plain,(
% 2.32/1.61    (! [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X1 @ X2)) | ((in @ X1 @ (binunion @ X0 @ X2)) != $true) | ($true = (in @ X1 @ X0))) | (binunionE != $true)) & ((binunionE = $true) | (((in @ sK822 @ sK823) != $true) & ($true = (in @ sK822 @ (binunion @ sK821 @ sK823))) & ($true != (in @ sK822 @ sK821))))),
% 2.32/1.61    inference(skolemisation,[status(esa),new_symbols(skolem,[sK821,sK822,sK823])],[f2418,f2419])).
% 2.32/1.61  thf(f2419,plain,(
% 2.32/1.61    ? [X3 : $i,X4 : $i,X5 : $i] : (((in @ X4 @ X5) != $true) & ($true = (in @ X4 @ (binunion @ X3 @ X5))) & ((in @ X4 @ X3) != $true)) => (((in @ sK822 @ sK823) != $true) & ($true = (in @ sK822 @ (binunion @ sK821 @ sK823))) & ($true != (in @ sK822 @ sK821)))),
% 2.32/1.61    introduced(definition,[],[choice_axiom])).
% 2.32/1.61  thf(f2418,plain,(
% 2.32/1.61    (! [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X1 @ X2)) | ((in @ X1 @ (binunion @ X0 @ X2)) != $true) | ($true = (in @ X1 @ X0))) | (binunionE != $true)) & ((binunionE = $true) | ? [X3 : $i,X4 : $i,X5 : $i] : (((in @ X4 @ X5) != $true) & ($true = (in @ X4 @ (binunion @ X3 @ X5))) & ((in @ X4 @ X3) != $true)))),
% 2.32/1.61    inference(rectify,[status(thm)],[f2417])).
% 2.32/1.61  thf(f2417,plain,(
% 2.32/1.61    (! [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X1 @ X2)) | ((in @ X1 @ (binunion @ X0 @ X2)) != $true) | ($true = (in @ X1 @ X0))) | (binunionE != $true)) & ((binunionE = $true) | ? [X0 : $i,X1 : $i,X2 : $i] : (($true != (in @ X1 @ X2)) & ((in @ X1 @ (binunion @ X0 @ X2)) = $true) & ($true != (in @ X1 @ X0))))),
% 2.32/1.61    inference(nnf_transformation,[status(thm)],[f929])).
% 2.32/1.61  thf(f929,plain,(
% 2.32/1.61    ! [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X1 @ X2)) | ((in @ X1 @ (binunion @ X0 @ X2)) != $true) | ($true = (in @ X1 @ X0))) <=> (binunionE = $true)),
% 2.32/1.61    inference(flattening,[status(thm)],[f928])).
% 2.32/1.61  thf(f928,plain,(
% 2.32/1.61    ! [X0 : $i,X1 : $i,X2 : $i] : ((($true = (in @ X1 @ X2)) | ($true = (in @ X1 @ X0))) | ((in @ X1 @ (binunion @ X0 @ X2)) != $true)) <=> (binunionE = $true)),
% 2.32/1.61    inference(ennf_transformation,[status(thm)],[f281])).
% 2.32/1.61  thf(f281,plain,(
% 2.32/1.61    ! [X0 : $i,X1 : $i,X2 : $i] : (((in @ X1 @ (binunion @ X0 @ X2)) = $true) => (($true = (in @ X1 @ X2)) | ($true = (in @ X1 @ X0)))) <=> (binunionE = $true)),
% 2.32/1.61    inference(fool_elimination,[status(thm)],[f280])).
% 2.32/1.61  thf(f280,plain,(
% 2.32/1.61    (! [X0 : $i,X1 : $i,X2 : $i] : ((in @ X1 @ (binunion @ X0 @ X2)) => ((in @ X1 @ X0) | (in @ X1 @ X2))) = binunionE)),
% 2.32/1.61    inference(rectify,[status(thm)],[f105])).
% 2.32/1.61  thf(f105,axiom,(
% 2.32/1.61    (! [X3 : $i,X1 : $i,X4 : $i] : ((in @ X1 @ (binunion @ X3 @ X4)) => ((in @ X1 @ X3) | (in @ X1 @ X4))) = binunionE)),
% 2.32/1.61    file('/export/starexec/sandbox2/tmp/tmp.H61wFhHRVb/DTF2THF_30857.p',binunionE)).
% 2.32/1.61  thf(f4018,plain,(
% 2.32/1.61    ~spl842_1),
% 2.32/1.61    inference(avatar_split_clause,[status(thm)],[f3373,f4005])).
% 2.32/1.61  thf(f4005,definition,(
% 2.32/1.61    spl842_1 <=> ($true = sK685)),
% 2.32/1.61    introduced(definition,[new_symbols(naming,[spl842_1])],[avatar_definition])).
% 2.32/1.61  thf(f3373,plain,(
% 2.32/1.61    ($true != sK685)),
% 2.32/1.61    inference(cnf_transformation,[status(thm)],[f2210])).
% 2.32/1.61  thf(f4017,plain,(
% 2.32/1.61    spl842_1 | ~spl842_3),
% 2.32/1.61    inference(avatar_split_clause,[status(thm)],[f3375,f4014,f4005])).
% 2.32/1.61  thf(f3375,plain,(
% 2.32/1.61    ($true != (in @ sK686 @ sK684)) | ($true = sK685)),
% 2.32/1.61    inference(cnf_transformation,[status(thm)],[f2210])).
% 2.32/1.61  thf(f4012,plain,(
% 2.32/1.61    spl842_1 | ~spl842_2),
% 2.32/1.61    inference(avatar_split_clause,[status(thm)],[f3372,f4009,f4005])).
% 2.32/1.61  thf(f3372,plain,(
% 2.32/1.61    ($true = sK685) | ($true != (in @ sK686 @ sK683))),
% 2.32/1.61    inference(cnf_transformation,[status(thm)],[f2210])).
% 2.32/1.61  % SZS output end Proof for DTF2THF_30857
% 2.32/1.61  % (31156)------------------------------
% 2.32/1.61  % (31156)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.32/1.61  % (31156)Termination reason: Refutation
% 2.32/1.61  
% 2.32/1.61  % (31156)Memory used [KB]: 10618
% 2.32/1.61  % (31156)Time elapsed: 0.119 s
% 2.32/1.61  % (31156)Instructions burned: 362 (million)
% 2.32/1.61  % (31156)------------------------------
% 2.32/1.61  % (31156)------------------------------
% 2.32/1.61  % (31111)Success in time 0.209 s
%------------------------------------------------------------------------------