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DT2H2X---1.9.5.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : DT2H2X---1.9.5
% Problem  : SEU736^1 : 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 : n020.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 09:36:46 AM UTC 2026

% Result   : Theorem 2.73s 1.79s
% Output   : Refutation 2.73s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   17
%            Number of leaves      :   16
% Syntax   : Number of formulae    :   82 (  16 unt;   0 typ;   5 def)
%            Number of atoms       : 5047 (1327 equ;   0 cnn)
%            Maximal formula atoms :  258 (  61 avg)
%            Number of connectives : 3084 ( 172   ~; 133   |; 857   &; 841   @)
%                                         (  13 <=>;1068  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  266 (  27 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  459 ( 456 usr; 270 con; 0-4 aty)
%            Number of variables   :  141 (   0   ^;  94   !;  47   ?; 141   :)

% 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_304,type,
    sP0: $i > $o > $i > $i > $o ).

thf(func_def_308,type,
    sP4: $i > $i > $i > $i > $o ).

thf(func_def_310,type,
    sP6: $i > $i > $o ).

thf(func_def_311,type,
    sP7: $i > $o ).

thf(func_def_312,type,
    sP8: $i > $i > $o ).

thf(func_def_313,type,
    sP9: $i > $i > $o ).

thf(func_def_314,type,
    sP10: $i > $i > $i > $o ).

thf(func_def_317,type,
    sK13: $i > $i > $o ).

thf(func_def_325,type,
    sK21: $i > ( $i > $o ) > $i ).

thf(func_def_326,type,
    sK22: $i > $o ).

thf(func_def_344,type,
    sK40: $i > $i > $i ).

thf(func_def_368,type,
    sK64: $i > $i > $i > $i > $i ).

thf(func_def_369,type,
    sK65: $i > $i > $i > $i > $i ).

thf(func_def_376,type,
    sK72: $i > $o ).

thf(func_def_385,type,
    sK81: $i > $i > $i ).

thf(func_def_397,type,
    sK93: $i > $o ).

thf(func_def_398,type,
    sK94: ( $i > $o ) > $i ).

thf(func_def_445,type,
    sK141: $i > $o ).

thf(func_def_448,type,
    sK144: $i > ( $i > $o ) > $i ).

thf(func_def_459,type,
    sK155: $i > $o ).

thf(func_def_462,type,
    sK158: $i > $o ).

thf(func_def_464,type,
    sK160: ( $i > $o ) > $i > $i ).

thf(func_def_465,type,
    sK161: ( $i > $o ) > $i > $i ).

thf(func_def_471,type,
    sK167: $i > $i ).

thf(func_def_474,type,
    sK170: $i > ( $i > $i ) > $i > $i ).

thf(func_def_477,type,
    sK173: $o > $i > $i > $i ).

thf(func_def_489,type,
    sK185: $i > $i > $i ).

thf(func_def_515,type,
    sK211: $i > $i > $o ).

thf(func_def_525,type,
    sK221: $i > $i > $i > $i ).

thf(func_def_526,type,
    sK222: $i > $i > $i > $i ).

thf(func_def_529,type,
    sK225: $i > $i > $i ).

thf(func_def_532,type,
    sK228: $i > $o ).

thf(func_def_533,type,
    sK229: $i > $i ).

thf(func_def_534,type,
    sK230: ( $i > $o ) > $i ).

thf(func_def_567,type,
    sK263: $i > $i > $o ).

thf(func_def_578,type,
    sK274: $i > $i ).

thf(func_def_587,type,
    sK283: $i > $i > $o ).

thf(func_def_600,type,
    sK296: $i > $i > $o ).

thf(func_def_620,type,
    sK316: $i > $i > $i ).

thf(func_def_629,type,
    sK325: $i > $o ).

thf(func_def_636,type,
    sK332: $i > $i ).

thf(func_def_638,type,
    sK334: $i > $i ).

thf(func_def_650,type,
    sK346: $i > $i ).

thf(func_def_660,type,
    sK356: $i > $i ).

thf(func_def_662,type,
    sK358: $i > ( $i > $i ) > $i > $i ).

thf(func_def_676,type,
    sK372: $i > $o ).

thf(func_def_677,type,
    sK373: $i > ( $i > $i ) > $i > $i ).

thf(func_def_679,type,
    sK375: $i > $i ).

thf(func_def_684,type,
    sK380: $i > $o ).

thf(func_def_717,type,
    sK413: $i > $i > $o ).

thf(func_def_718,type,
    sK414: $i > $i ).

thf(func_def_719,type,
    sK415: $i > $i ).

thf(func_def_720,type,
    sK416: ( $i > $i > $o ) > $i > $i ).

thf(func_def_721,type,
    sK417: ( $i > $i > $o ) > $i > $i ).

thf(func_def_722,type,
    sK418: $i > ( $i > $i > $o ) > $i > $i ).

thf(func_def_724,type,
    sK420: $i > $o ).

thf(func_def_727,type,
    sK423: $i > $i > $i ).

thf(func_def_728,type,
    sK424: $i > $i > $i ).

thf(func_def_734,type,
    sK430: $i > $o ).

thf(func_def_737,type,
    sK433: $i > ( $i > $o ) > $i ).

thf(func_def_738,type,
    sK434: $i > ( $i > $o ) > $i ).

thf(func_def_748,type,
    sK444: $i > $o ).

thf(func_def_749,type,
    sK445: $i > $i ).

thf(func_def_750,type,
    sK446: ( $i > $o ) > $i ).

thf(func_def_751,type,
    sK447: $i > ( $i > $o ) > $i ).

thf(func_def_752,type,
    sK448: $i > $o ).

thf(func_def_754,type,
    sK450: $i > $i > $i > $i > $i ).

thf(func_def_762,type,
    sK458: $i > ( $i > $o ) > $i ).

thf(func_def_763,type,
    sK459: $i > $o ).

thf(func_def_765,type,
    sK461: ( $i > $o ) > $i ).

thf(func_def_766,type,
    sK462: ( $i > $o ) > $i ).

thf(func_def_767,type,
    sK463: $i > $o ).

thf(func_def_783,type,
    sK479: ( $i > $o ) > $i > $i ).

thf(func_def_785,type,
    sK481: $i > $o ).

thf(func_def_789,type,
    sK485: $i > $o ).

thf(func_def_792,type,
    sK488: $i > $i > ( $i > $o ) > $i ).

thf(func_def_793,type,
    sK489: $i > $i > $i > $i > $i ).

thf(func_def_798,type,
    sK494: $i > ( $i > $o ) > $i ).

thf(func_def_799,type,
    sK495: $i > $o ).

thf(func_def_806,type,
    sK502: $i > $i > $i > $i > $i ).

thf(func_def_807,type,
    sK503: $i > $i > $i > $i > $i ).

thf(func_def_808,type,
    sK504: $i > $i > $i > $i > $i ).

thf(func_def_809,type,
    sK505: $i > $i > $i > $i > $i ).

thf(func_def_813,type,
    sK509: $i > $i > $o ).

thf(func_def_817,type,
    sK513: $i > $i ).

thf(func_def_818,type,
    sK514: ( $i > $i ) > $i > $i > $i ).

thf(func_def_831,type,
    sK527: $i > $i > $i > $i ).

thf(func_def_832,type,
    sK528: $i > $o ).

thf(func_def_842,type,
    sK538: $i > $i > $i ).

thf(func_def_847,type,
    sK543: $i > $o ).

thf(func_def_849,type,
    sK545: $i > $o ).

thf(func_def_850,type,
    sK546: $i > $o ).

thf(func_def_851,type,
    sK547: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_852,type,
    sK548: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_854,type,
    sK550: $i > $o ).

thf(func_def_864,type,
    sK560: $i > $i ).

thf(func_def_866,type,
    sK562: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_867,type,
    sK563: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_870,type,
    sK566: $i > $o ).

thf(func_def_871,type,
    sK567: $i > $o ).

thf(func_def_872,type,
    sK568: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_873,type,
    sK569: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_877,type,
    sK573: $i > $o ).

thf(func_def_887,type,
    sK583: $i > $i ).

thf(func_def_889,type,
    sK585: $i > ( $i > $i ) > $i > $i ).

thf(func_def_898,type,
    sK594: $i > $i > $i ).

thf(func_def_909,type,
    sK605: $i > $i ).

thf(func_def_920,type,
    sK616: $i > $o ).

thf(func_def_921,type,
    sK617: $i > $o ).

thf(func_def_922,type,
    sK618: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_923,type,
    sK619: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_925,type,
    sK621: $i > $i > $i ).

thf(func_def_926,type,
    sK622: $i > $i > $i ).

thf(func_def_927,type,
    sK623: $i > $i > $i ).

thf(func_def_928,type,
    sK624: $i > $i > $i ).

thf(func_def_929,type,
    sK625: $i > $i > $i > $i ).

thf(func_def_930,type,
    sK626: $i > $i ).

thf(func_def_931,type,
    sK627: $i > $i ).

thf(func_def_932,type,
    sK628: $i > $i ).

thf(func_def_933,type,
    sK629: $i > $i ).

thf(func_def_934,type,
    sK630: $i > $i > $i ).

thf(func_def_935,type,
    sK631: $i > $i > $i > $i ).

thf(func_def_936,type,
    sK632: $i > $i > $i > $i ).

thf(func_def_937,type,
    sK633: $i > $i > $i ).

thf(func_def_938,type,
    sK634: $i > $i > $i ).

thf(func_def_939,type,
    sK635: $i > $i ).

thf(func_def_940,type,
    sK636: $i > $i > $i ).

thf(func_def_942,type,
    sK638: $i > $i ).

thf(func_def_943,type,
    sK639: $i > $i ).

thf(func_def_951,type,
    sK647: $i > $o ).

thf(func_def_973,type,
    sK669: $i > $o ).

thf(func_def_989,type,
    sK685: $i > $i ).

thf(func_def_991,type,
    sK687: $i > ( $i > $i ) > $i > $i ).

thf(func_def_995,type,
    sK691: $i > ( $i > $o ) > $i ).

thf(func_def_996,type,
    sK692: $i > $o ).

thf(func_def_1000,type,
    sK696: $i > $i > $i > $i ).

thf(func_def_1004,type,
    sK700: $i > $i > $i > $i ).

thf(func_def_1006,type,
    sK702: $i > $i > $o ).

thf(func_def_1018,type,
    sK714: $i > $i ).

thf(func_def_1020,type,
    sK716: $i > ( $i > $o ) > $i ).

thf(func_def_1021,type,
    sK717: $i > $o ).

thf(func_def_1026,type,
    sK722: $i > $o ).

thf(func_def_1028,type,
    sK724: $i > ( $i > $o ) > $i ).

thf(func_def_1035,type,
    sK731: $i > $o ).

thf(func_def_1052,type,
    sK748: $i > $i > $i > $i > $i ).

thf(func_def_1057,type,
    sK753: $i > $i > $i ).

thf(func_def_1060,type,
    sK756: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_1061,type,
    sK757: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_1065,type,
    sK761: $i > $o ).

thf(func_def_1072,type,
    sK768: $i > $i > $i > $i ).

thf(func_def_1098,type,
    sK794: $i > $o ).

thf(func_def_1104,type,
    ph800: 
      !>[X0: $tType] : X0 ).

thf(f5341,plain,
    $false,
    inference(avatar_sat_refutation,[status(thm)],[f3982,f4021,f4082,f4144,f4198,f5095]) ).

thf(f5095,plain,
    ( ~ spl799_11
    | ~ spl799_10
    | ~ spl799_17 ),
    inference(avatar_split_clause,[status(thm)],[f5094,f4015,f3954,f3958]) ).

thf(f3958,definition,
    ( spl799_11
  <=> ( ( in @ sK165 @ sK163 )
      = $true ) ),
    introduced(definition,[new_symbols(naming,[spl799_11])],[avatar_definition]) ).

thf(f3954,definition,
    ( spl799_10
  <=> ( $true
      = ( in @ sK165 @ sK162 ) ) ),
    introduced(definition,[new_symbols(naming,[spl799_10])],[avatar_definition]) ).

thf(f4015,definition,
    ( spl799_17
  <=> ! [X0: $i] :
        ( ( ( in @ X0 @ sK164 )
         != $true )
        | ( ( in @ X0 @ sK163 )
         != $true )
        | ( ( in @ X0 @ sK162 )
         != $true ) ) ),
    introduced(definition,[new_symbols(naming,[spl799_17])],[avatar_definition]) ).

thf(f5094,plain,
    ( ( ( in @ sK165 @ sK163 )
     != $true )
    | ~ spl799_10
    | ~ spl799_17 ),
    inference(trivial_inequality_removal,[status(thm)],[f5093]) ).

thf(f5093,plain,
    ( ( $true != $true )
    | ( ( in @ sK165 @ sK163 )
     != $true )
    | ~ spl799_10
    | ~ spl799_17 ),
    inference(forward_demodulation,[status(thm)],[f5037,f3956]) ).

thf(f3956,plain,
    ( ( $true
      = ( in @ sK165 @ sK162 ) )
    | ~ spl799_10 ),
    inference(avatar_component_clause,[status(thm)],[f3954]) ).

thf(f5037,plain,
    ( ( $true
     != ( in @ sK165 @ sK162 ) )
    | ( ( in @ sK165 @ sK163 )
     != $true )
    | ~ spl799_17 ),
    inference(trivial_inequality_removal,[status(thm)],[f4958]) ).

thf(f4958,plain,
    ( ( $true
     != ( in @ sK165 @ sK162 ) )
    | ( ( in @ sK165 @ sK163 )
     != $true )
    | ( $true != $true )
    | ~ spl799_17 ),
    inference(superposition,[status(thm)],[f4016,f2788]) ).

thf(f2788,plain,
    ( ( in @ sK165 @ sK164 )
    = $true ),
    inference(cnf_transformation,[status(thm)],[f1362]) ).

thf(f1362,plain,
    ( ( cartprodpairsurjEq = $true )
    & ( lamProp = $true )
    & ( setminusSubset1 = $true )
    & ( doubleComplementI1 = $true )
    & ( iftrueProp1 = $true )
    & ( setunion__Cong = $true )
    & ( notsubsetI = $true )
    & ( in__Cong = $true )
    & ( setadjoinOr = $true )
    & ( cartprodmempair1 = $true )
    & ( funcGraphProp4 = $true )
    & ( setminusERneg = $true )
    & ( ( in @ sK162 @ ( powerset @ sK163 ) )
      = $true )
    & ( ( subset @ sK162 @ ( setminus @ sK163 @ sK164 ) )
      = $true )
    & ( ( in @ sK164 @ ( powerset @ sK163 ) )
      = $true )
    & ( ( in @ sK165 @ sK163 )
      = $true )
    & ( ( in @ sK165 @ sK164 )
      = $true )
    & ( ( in @ sK165 @ ( setminus @ sK163 @ sK162 ) )
     != $true )
    & ( subset2powerset = $true )
    & ( funcext = $true )
    & ( upairset2IR = $true )
    & ( iftrueProp2 = $true )
    & ( singletoninpowerset = $true )
    & ( setOfPairsIsBReln = $true )
    & ( powerset__Cong = $true )
    & ( nonemptyI = $true )
    & ( lam2lamEq = $true )
    & ( dpsetconstrSub = $true )
    & ( cartprodmempaircEq = $true )
    & ( exuE2 = $true )
    & ( setadjoin__Cong = $true )
    & ( setminusSubset2 = $true )
    & ( nonemptyI1 = $true )
    & ( emptysetimpfalse = $true )
    & ( ap2apEq1 = $true )
    & ( setukpairinjL1 = $true )
    & ( binunionE = $true )
    & ( cartprodfstpairEq = $true )
    & ( setminusILneg = $true )
    & ( emptyI = $true )
    & ( app = $true )
    & ( brelnall2 = $true )
    & ( upairsubunion = $true )
    & ( wellorderingAx = $true )
    & ( setukpairinjR1 = $true )
    & ( dsetconstrI = $true )
    & ( setukpairinjR11 = $true )
    & ( binunionT_lem = $true )
    & ( notdexE = $true )
    & ( binintersectT_lem = $true )
    & ( binintersectSubset5 = $true )
    & ( setukpairinjR = $true )
    & ( setukpairinjR2 = $true )
    & ( binunionRsub = $true )
    & ( funcinfuncset = $true )
    & ( omega0Ax = $true )
    & ( sepInPowerset = $true )
    & ( setminusLsub = $true )
    & ( eqimpsubset2 = $true )
    & ( eqbreln = $true )
    & ( brelnall1 = $true )
    & ( binintersectTELcontra = $true )
    & ( kpairiskpair = $true )
    & ( quantDeMorgan1 = $true )
    & ( singletonprop = $true )
    & ( setunionsingleton2 = $true )
    & ( notequalI1 = $true )
    & ( singletonsuniq = $true )
    & ( binintersectSubset4 = $true )
    & ( apProp = $true )
    & ( powersetE1 = $true )
    & ( contrasubsetT1 = $true )
    & ( funcImageSingleton = $true )
    & ( cartprodsndin = $true )
    & ( binunionIL = $true )
    & ( cartprodpairmemEL = $true )
    & ( dsetconstrEL = $true )
    & ( setminusER = $true )
    & ( cartprodmempair = $true )
    & ( noeltsimpempty = $true )
    & ( upairsetE = $true )
    & ( contrasubsetT2 = $true )
    & ( iffalseProp1 = $true )
    & ( theprop = $true )
    & ( cartprodpairmemER = $true )
    & ( subsetRefl = $true )
    & ( singletoninpowunion = $true )
    & ( complementImpComplementIntersect = $true )
    & ( subsetI1 = $true )
    & ( binunionEcases = $true )
    & ( symdiffE = $true )
    & ( emptysetAx = $true )
    & ( powersetTI1 = $true )
    & ( cartprodpairin = $true )
    & ( exuEu = $true )
    & ( prop2set2propI = $true )
    & ( iftrueorfalse = $true )
    & ( notinemptyset = $true )
    & ( lamp = $true )
    & ( binintersectRsub = $true )
    & ( emptyset__Cong = $true )
    & ( binintersectTERcontra = $true )
    & ( exu__Cong = $true )
    & ( foundationAx = $true )
    & ( setukpairinjL2 = $true )
    & ( setunionsingleton1 = $true )
    & ( emptyinPowerset = $true )
    & ( dpsetconstrEL2 = $true )
    & ( theeq = $true )
    & ( binintersectER = $true )
    & ( ubforcartprodlem2 = $true )
    & ( setukpairinjR12 = $true )
    & ( eta2 = $true )
    & ( omegaIndAx = $true )
    & ( setadjoinSub = $true )
    & ( complementT_lem = $true )
    & ( uniqinunit = $true )
    & ( dpsetconstrI = $true )
    & ( subsetTI = $true )
    & ( symdiffIneg1 = $true )
    & ( upairinpowunion = $true )
    & ( ex1I = $true )
    & ( iffalse = $true )
    & ( cartprodsndpairEq = $true )
    & ( beta2 = $true )
    & ( nonemptyE1 = $true )
    & ( prop2setE = $true )
    & ( setbeta = $true )
    & ( setadjoinE = $true )
    & ( omega__Cong = $true )
    & ( setext = $true )
    & ( setadjoinIL = $true )
    & ( notdallE = $true )
    & ( setunionAx = $true )
    & ( dsetconstrER = $true )
    & ( singletonsswitch = $true )
    & ( upairequniteq = $true )
    & ( prop2setI = $true )
    & ( binintersectLsub = $true )
    & ( powersetAx = $true )
    & ( sepSubset = $true )
    & ( complementTE1 = $true )
    & ( vacuousDall = $true )
    & ( subsetE2 = $true )
    & ( ksndpairEq = $true )
    & ( complementTI1 = $true )
    & ( quantDeMorgan4 = $true )
    & ( emptyInPowerset = $true )
    & ( symdiffIneg2 = $true )
    & ( dpsetconstrER = $true )
    & ( complementTnotintersectT = $true )
    & ( binintersectSubset1 = $true )
    & ( upairsetIR = $true )
    & ( symdiffI1 = $true )
    & ( ap2p = $true )
    & ( setadjoinSub2 = $true )
    & ( doubleComplementSub2 = $true )
    & ( eqinunit = $true )
    & ( exuE3u = $true )
    & ( emptyE1 = $true )
    & ( setukpairIR = $true )
    & ( contrasubsetT = $true )
    & ( subsetE = $true )
    & ( beta1 = $true )
    & ( ksndsingleton = $true )
    & ( iftrue = $true )
    & ( setunionsingleton = $true )
    & ( descr__Cong = $true )
    & ( setextsub = $true )
    & ( subsetI2 = $true )
    & ( omegaSAx = $true )
    & ( setadjoinIR = $true )
    & ( doubleComplementSub1 = $true )
    & ( kfstsingleton = $true )
    & ( subsetTrans = $true )
    & ( powersetsubset = $true )
    & ( setunionE = $true )
    & ( ap2apEq2 = $true )
    & ( inPowerset = $true )
    & ( setextT = $true )
    & ( funcGraphProp1 = $true )
    & ( quantDeMorgan3 = $true )
    & ( subsetemptysetimpeq = $true )
    & ( replAx = $true )
    & ( powersetTE1 = $true )
    & ( funcGraphProp3 = $true )
    & ( upairsetIL = $true )
    & ( binunionLsub = $true )
    & ( subbreln = $true )
    & ( setminusELneg = $true )
    & ( emptysetE = $true )
    & ( kfstpairEq = $true )
    & ( iffalseProp2 = $true )
    & ( kpairsurjEq = $true )
    & ( symdiffI2 = $true )
    & ( inCongP = $true )
    & ( nonemptyImpWitness = $true )
    & ( cartprodfstin = $true )
    & ( descrp = $true )
    & ( funcGraphProp2 = $true )
    & ( powersetI1 = $true )
    & ( exuI2 = $true )
    & ( binintersectSubset2 = $true )
    & ( lam2p = $true )
    & ( setunionI = $true )
    & ( doubleComplementEq = $true )
    & ( ubforcartprodlem1 = $true )
    & ( funcextLem = $true )
    & ( emptyinunitempty = $true )
    & ( powersetI = $true )
    & ( exuE3e = $true )
    & ( ex1E1 = $true )
    & ( setminusEL = $true )
    & ( dsetconstr__Cong = $true )
    & ( powersetE = $true )
    & ( notequalI2 = $true )
    & ( setukpairIL = $true )
    & ( ubforcartprodlem3 = $true )
    & ( secondinupair = $true )
    & ( dpsetconstrEL1 = $true )
    & ( ex1I2 = $true )
    & ( binintersectSubset3 = $true )
    & ( ex1E2 = $true )
    & ( setoftrueEq = $true )
    & ( powersetT_lem = $true )
    & ( quantDeMorgan2 = $true )
    & ( subPowSU = $true )
    & ( disjointsetsI1 = $true )
    & ( setminusI = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( kpairp = $true )
    & ( binunionIR = $true )
    & ( eta1 = $true )
    & ( doubleComplementE1 = $true )
    & ( exuI1 = $true )
    & ( infuncsetfunc = $true )
    & ( exuI3 = $true )
    & ( notinsingleton = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( contrasubsetT3 = $true )
    & ( ifp = $true )
    & ( exuE1 = $true )
    & ( binintersectEL = $true )
    & ( setadjoinAx = $true )
    & ( ifSingleton = $true )
    & ( setminusT_lem = $true )
    & ( binintersectI = $true )
    & ( dpsetconstrERa = $true )
    & ( singletonsubset = $true )
    & ( funcext2 = $true )
    & ( emptysetsubset = $true )
    & ( setukpairinjL = $true )
    & ( setunionE2 = $true )
    & ( setminusIRneg = $true )
    & ( eqimpsubset1 = $true )
    & ( bs114d = $true )
    & ( setextAx = $true )
    & ( upairset2E = $true ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK162,sK163,sK164,sK165])],[f952,f1361,f1360,f1359]) ).

thf(f1359,plain,
    ( ? [X0: $i,X1: $i] :
        ( ( ( in @ X0 @ ( powerset @ X1 ) )
          = $true )
        & ? [X2: $i] :
            ( ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
              = $true )
            & ( ( in @ X2 @ ( powerset @ X1 ) )
              = $true )
            & ? [X3: $i] :
                ( ( ( in @ X3 @ X1 )
                  = $true )
                & ( ( in @ X3 @ X2 )
                  = $true )
                & ( ( in @ X3 @ ( setminus @ X1 @ X0 ) )
                 != $true ) ) ) )
   => ( ( ( in @ sK162 @ ( powerset @ sK163 ) )
        = $true )
      & ? [X2: $i] :
          ( ( ( subset @ sK162 @ ( setminus @ sK163 @ X2 ) )
            = $true )
          & ( ( in @ X2 @ ( powerset @ sK163 ) )
            = $true )
          & ? [X3: $i] :
              ( ( ( in @ X3 @ sK163 )
                = $true )
              & ( ( in @ X3 @ X2 )
                = $true )
              & ( ( in @ X3 @ ( setminus @ sK163 @ sK162 ) )
               != $true ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1360,plain,
    ( ? [X2: $i] :
        ( ( ( subset @ sK162 @ ( setminus @ sK163 @ X2 ) )
          = $true )
        & ( ( in @ X2 @ ( powerset @ sK163 ) )
          = $true )
        & ? [X3: $i] :
            ( ( ( in @ X3 @ sK163 )
              = $true )
            & ( ( in @ X3 @ X2 )
              = $true )
            & ( ( in @ X3 @ ( setminus @ sK163 @ sK162 ) )
             != $true ) ) )
   => ( ( ( subset @ sK162 @ ( setminus @ sK163 @ sK164 ) )
        = $true )
      & ( ( in @ sK164 @ ( powerset @ sK163 ) )
        = $true )
      & ? [X3: $i] :
          ( ( ( in @ X3 @ sK163 )
            = $true )
          & ( ( in @ X3 @ sK164 )
            = $true )
          & ( ( in @ X3 @ ( setminus @ sK163 @ sK162 ) )
           != $true ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1361,plain,
    ( ? [X3: $i] :
        ( ( ( in @ X3 @ sK163 )
          = $true )
        & ( ( in @ X3 @ sK164 )
          = $true )
        & ( ( in @ X3 @ ( setminus @ sK163 @ sK162 ) )
         != $true ) )
   => ( ( ( in @ sK165 @ sK163 )
        = $true )
      & ( ( in @ sK165 @ sK164 )
        = $true )
      & ( ( in @ sK165 @ ( setminus @ sK163 @ sK162 ) )
       != $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f952,plain,
    ( ( cartprodpairsurjEq = $true )
    & ( lamProp = $true )
    & ( setminusSubset1 = $true )
    & ( doubleComplementI1 = $true )
    & ( iftrueProp1 = $true )
    & ( setunion__Cong = $true )
    & ( notsubsetI = $true )
    & ( in__Cong = $true )
    & ( setadjoinOr = $true )
    & ( cartprodmempair1 = $true )
    & ( funcGraphProp4 = $true )
    & ( setminusERneg = $true )
    & ? [X0: $i,X1: $i] :
        ( ( ( in @ X0 @ ( powerset @ X1 ) )
          = $true )
        & ? [X2: $i] :
            ( ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
              = $true )
            & ( ( in @ X2 @ ( powerset @ X1 ) )
              = $true )
            & ? [X3: $i] :
                ( ( ( in @ X3 @ X1 )
                  = $true )
                & ( ( in @ X3 @ X2 )
                  = $true )
                & ( ( in @ X3 @ ( setminus @ X1 @ X0 ) )
                 != $true ) ) ) )
    & ( subset2powerset = $true )
    & ( funcext = $true )
    & ( upairset2IR = $true )
    & ( iftrueProp2 = $true )
    & ( singletoninpowerset = $true )
    & ( setOfPairsIsBReln = $true )
    & ( powerset__Cong = $true )
    & ( nonemptyI = $true )
    & ( lam2lamEq = $true )
    & ( dpsetconstrSub = $true )
    & ( cartprodmempaircEq = $true )
    & ( exuE2 = $true )
    & ( setadjoin__Cong = $true )
    & ( setminusSubset2 = $true )
    & ( nonemptyI1 = $true )
    & ( emptysetimpfalse = $true )
    & ( ap2apEq1 = $true )
    & ( setukpairinjL1 = $true )
    & ( binunionE = $true )
    & ( cartprodfstpairEq = $true )
    & ( setminusILneg = $true )
    & ( emptyI = $true )
    & ( app = $true )
    & ( brelnall2 = $true )
    & ( upairsubunion = $true )
    & ( wellorderingAx = $true )
    & ( setukpairinjR1 = $true )
    & ( dsetconstrI = $true )
    & ( setukpairinjR11 = $true )
    & ( binunionT_lem = $true )
    & ( notdexE = $true )
    & ( binintersectT_lem = $true )
    & ( binintersectSubset5 = $true )
    & ( setukpairinjR = $true )
    & ( setukpairinjR2 = $true )
    & ( binunionRsub = $true )
    & ( funcinfuncset = $true )
    & ( omega0Ax = $true )
    & ( sepInPowerset = $true )
    & ( setminusLsub = $true )
    & ( eqimpsubset2 = $true )
    & ( eqbreln = $true )
    & ( brelnall1 = $true )
    & ( binintersectTELcontra = $true )
    & ( kpairiskpair = $true )
    & ( quantDeMorgan1 = $true )
    & ( singletonprop = $true )
    & ( setunionsingleton2 = $true )
    & ( notequalI1 = $true )
    & ( singletonsuniq = $true )
    & ( binintersectSubset4 = $true )
    & ( apProp = $true )
    & ( powersetE1 = $true )
    & ( contrasubsetT1 = $true )
    & ( funcImageSingleton = $true )
    & ( cartprodsndin = $true )
    & ( binunionIL = $true )
    & ( cartprodpairmemEL = $true )
    & ( dsetconstrEL = $true )
    & ( setminusER = $true )
    & ( cartprodmempair = $true )
    & ( noeltsimpempty = $true )
    & ( upairsetE = $true )
    & ( contrasubsetT2 = $true )
    & ( iffalseProp1 = $true )
    & ( theprop = $true )
    & ( cartprodpairmemER = $true )
    & ( subsetRefl = $true )
    & ( singletoninpowunion = $true )
    & ( complementImpComplementIntersect = $true )
    & ( subsetI1 = $true )
    & ( binunionEcases = $true )
    & ( symdiffE = $true )
    & ( emptysetAx = $true )
    & ( powersetTI1 = $true )
    & ( cartprodpairin = $true )
    & ( exuEu = $true )
    & ( prop2set2propI = $true )
    & ( iftrueorfalse = $true )
    & ( notinemptyset = $true )
    & ( lamp = $true )
    & ( binintersectRsub = $true )
    & ( emptyset__Cong = $true )
    & ( binintersectTERcontra = $true )
    & ( exu__Cong = $true )
    & ( foundationAx = $true )
    & ( setukpairinjL2 = $true )
    & ( setunionsingleton1 = $true )
    & ( emptyinPowerset = $true )
    & ( dpsetconstrEL2 = $true )
    & ( theeq = $true )
    & ( binintersectER = $true )
    & ( ubforcartprodlem2 = $true )
    & ( setukpairinjR12 = $true )
    & ( eta2 = $true )
    & ( omegaIndAx = $true )
    & ( setadjoinSub = $true )
    & ( complementT_lem = $true )
    & ( uniqinunit = $true )
    & ( dpsetconstrI = $true )
    & ( subsetTI = $true )
    & ( symdiffIneg1 = $true )
    & ( upairinpowunion = $true )
    & ( ex1I = $true )
    & ( iffalse = $true )
    & ( cartprodsndpairEq = $true )
    & ( beta2 = $true )
    & ( nonemptyE1 = $true )
    & ( prop2setE = $true )
    & ( setbeta = $true )
    & ( setadjoinE = $true )
    & ( omega__Cong = $true )
    & ( setext = $true )
    & ( setadjoinIL = $true )
    & ( notdallE = $true )
    & ( setunionAx = $true )
    & ( dsetconstrER = $true )
    & ( singletonsswitch = $true )
    & ( upairequniteq = $true )
    & ( prop2setI = $true )
    & ( binintersectLsub = $true )
    & ( powersetAx = $true )
    & ( sepSubset = $true )
    & ( complementTE1 = $true )
    & ( vacuousDall = $true )
    & ( subsetE2 = $true )
    & ( ksndpairEq = $true )
    & ( complementTI1 = $true )
    & ( quantDeMorgan4 = $true )
    & ( emptyInPowerset = $true )
    & ( symdiffIneg2 = $true )
    & ( dpsetconstrER = $true )
    & ( complementTnotintersectT = $true )
    & ( binintersectSubset1 = $true )
    & ( upairsetIR = $true )
    & ( symdiffI1 = $true )
    & ( ap2p = $true )
    & ( setadjoinSub2 = $true )
    & ( doubleComplementSub2 = $true )
    & ( eqinunit = $true )
    & ( exuE3u = $true )
    & ( emptyE1 = $true )
    & ( setukpairIR = $true )
    & ( contrasubsetT = $true )
    & ( subsetE = $true )
    & ( beta1 = $true )
    & ( ksndsingleton = $true )
    & ( iftrue = $true )
    & ( setunionsingleton = $true )
    & ( descr__Cong = $true )
    & ( setextsub = $true )
    & ( subsetI2 = $true )
    & ( omegaSAx = $true )
    & ( setadjoinIR = $true )
    & ( doubleComplementSub1 = $true )
    & ( kfstsingleton = $true )
    & ( subsetTrans = $true )
    & ( powersetsubset = $true )
    & ( setunionE = $true )
    & ( ap2apEq2 = $true )
    & ( inPowerset = $true )
    & ( setextT = $true )
    & ( funcGraphProp1 = $true )
    & ( quantDeMorgan3 = $true )
    & ( subsetemptysetimpeq = $true )
    & ( replAx = $true )
    & ( powersetTE1 = $true )
    & ( funcGraphProp3 = $true )
    & ( upairsetIL = $true )
    & ( binunionLsub = $true )
    & ( subbreln = $true )
    & ( setminusELneg = $true )
    & ( emptysetE = $true )
    & ( kfstpairEq = $true )
    & ( iffalseProp2 = $true )
    & ( kpairsurjEq = $true )
    & ( symdiffI2 = $true )
    & ( inCongP = $true )
    & ( nonemptyImpWitness = $true )
    & ( cartprodfstin = $true )
    & ( descrp = $true )
    & ( funcGraphProp2 = $true )
    & ( powersetI1 = $true )
    & ( exuI2 = $true )
    & ( binintersectSubset2 = $true )
    & ( lam2p = $true )
    & ( setunionI = $true )
    & ( doubleComplementEq = $true )
    & ( ubforcartprodlem1 = $true )
    & ( funcextLem = $true )
    & ( emptyinunitempty = $true )
    & ( powersetI = $true )
    & ( exuE3e = $true )
    & ( ex1E1 = $true )
    & ( setminusEL = $true )
    & ( dsetconstr__Cong = $true )
    & ( powersetE = $true )
    & ( notequalI2 = $true )
    & ( setukpairIL = $true )
    & ( ubforcartprodlem3 = $true )
    & ( secondinupair = $true )
    & ( dpsetconstrEL1 = $true )
    & ( ex1I2 = $true )
    & ( binintersectSubset3 = $true )
    & ( ex1E2 = $true )
    & ( setoftrueEq = $true )
    & ( powersetT_lem = $true )
    & ( quantDeMorgan2 = $true )
    & ( subPowSU = $true )
    & ( disjointsetsI1 = $true )
    & ( setminusI = $true )
    & ( complementInPowersetComplementIntersect = $true )
    & ( kpairp = $true )
    & ( binunionIR = $true )
    & ( eta1 = $true )
    & ( doubleComplementE1 = $true )
    & ( exuI1 = $true )
    & ( infuncsetfunc = $true )
    & ( exuI3 = $true )
    & ( notinsingleton = $true )
    & ( complementSubsetComplementIntersect = $true )
    & ( contrasubsetT3 = $true )
    & ( ifp = $true )
    & ( exuE1 = $true )
    & ( binintersectEL = $true )
    & ( setadjoinAx = $true )
    & ( ifSingleton = $true )
    & ( setminusT_lem = $true )
    & ( binintersectI = $true )
    & ( dpsetconstrERa = $true )
    & ( singletonsubset = $true )
    & ( funcext2 = $true )
    & ( emptysetsubset = $true )
    & ( setukpairinjL = $true )
    & ( setunionE2 = $true )
    & ( setminusIRneg = $true )
    & ( eqimpsubset1 = $true )
    & ( bs114d = $true )
    & ( setextAx = $true )
    & ( upairset2E = $true ) ),
    inference(flattening,[status(thm)],[f951]) ).

thf(f951,plain,
    ( ? [X0: $i,X1: $i] :
        ( ? [X2: $i] :
            ( ? [X3: $i] :
                ( ( ( in @ X3 @ ( setminus @ X1 @ X0 ) )
                 != $true )
                & ( ( in @ X3 @ X2 )
                  = $true )
                & ( ( in @ X3 @ X1 )
                  = $true ) )
            & ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
              = $true )
            & ( ( in @ X2 @ ( powerset @ X1 ) )
              = $true ) )
        & ( ( in @ X0 @ ( powerset @ X1 ) )
          = $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)],[f417]) ).

thf(f417,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 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( ( in @ X0 @ ( powerset @ X1 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( ( in @ X2 @ ( powerset @ X1 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( ( in @ X3 @ X1 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( ( in @ X3 @ X2 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( in @ X3 @ ( setminus @ X1 @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              = $true ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[status(thm)],[f416]) ).

thf(f416,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
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [X0: $i,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( in @ X0 @ ( powerset @ X1 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X2 @ ( powerset @ X1 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X3 @ X1 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( in @ X3 @ X2 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( in @ X3 @ ( setminus @ X1 @ X0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f258]) ).

thf(f258,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
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [X11: $i,X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( in @ X11 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [X16: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ X16 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( subset @ X11 @ ( setminus @ X3 @ X16 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( in @ X1 @ X16 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( in @ X1 @ ( setminus @ X3 @ X11 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f257]) ).

thf(f257,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
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ! [X11: $i,X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              ( ( in @ X11 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ! [X16: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  ( ( in @ X16 @ ( powerset @ X3 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( subset @ X11 @ ( setminus @ X3 @ X16 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( in @ X1 @ X16 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( in @ X1 @ ( setminus @ X3 @ X11 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.1oBuXnfUb8/DTF2THF_10607.p',contraSubsetComplement) ).

thf(f4016,plain,
    ( ! [X0: $i] :
        ( ( ( in @ X0 @ sK164 )
         != $true )
        | ( ( in @ X0 @ sK162 )
         != $true )
        | ( ( in @ X0 @ sK163 )
         != $true ) )
    | ~ spl799_17 ),
    inference(avatar_component_clause,[status(thm)],[f4015]) ).

thf(f4198,plain,
    spl799_18,
    inference(avatar_contradiction_clause,[status(thm)],[f4197]) ).

thf(f4197,plain,
    ( $false
    | spl799_18 ),
    inference(trivial_inequality_removal,[status(thm)],[f4189]) ).

thf(f4189,plain,
    ( ( $true != $true )
    | spl799_18 ),
    inference(superposition,[status(thm)],[f4020,f2790]) ).

thf(f2790,plain,
    ( ( in @ sK164 @ ( powerset @ sK163 ) )
    = $true ),
    inference(cnf_transformation,[status(thm)],[f1362]) ).

thf(f4020,plain,
    ( ( ( in @ sK164 @ ( powerset @ sK163 ) )
     != $true )
    | spl799_18 ),
    inference(avatar_component_clause,[status(thm)],[f4018]) ).

thf(f4018,definition,
    ( spl799_18
  <=> ( ( in @ sK164 @ ( powerset @ sK163 ) )
      = $true ) ),
    introduced(definition,[new_symbols(naming,[spl799_18])],[avatar_definition]) ).

thf(f4144,plain,
    spl799_12,
    inference(avatar_contradiction_clause,[status(thm)],[f4143]) ).

thf(f4143,plain,
    ( $false
    | spl799_12 ),
    inference(trivial_inequality_removal,[status(thm)],[f4133]) ).

thf(f4133,plain,
    ( ( $true != $true )
    | spl799_12 ),
    inference(superposition,[status(thm)],[f3981,f2792]) ).

thf(f2792,plain,
    ( ( in @ sK162 @ ( powerset @ sK163 ) )
    = $true ),
    inference(cnf_transformation,[status(thm)],[f1362]) ).

thf(f3981,plain,
    ( ( ( in @ sK162 @ ( powerset @ sK163 ) )
     != $true )
    | spl799_12 ),
    inference(avatar_component_clause,[status(thm)],[f3979]) ).

thf(f3979,definition,
    ( spl799_12
  <=> ( ( in @ sK162 @ ( powerset @ sK163 ) )
      = $true ) ),
    introduced(definition,[new_symbols(naming,[spl799_12])],[avatar_definition]) ).

thf(f4082,plain,
    spl799_11,
    inference(avatar_contradiction_clause,[status(thm)],[f4081]) ).

thf(f4081,plain,
    ( $false
    | spl799_11 ),
    inference(trivial_inequality_removal,[status(thm)],[f4072]) ).

thf(f4072,plain,
    ( ( $true != $true )
    | spl799_11 ),
    inference(superposition,[status(thm)],[f3960,f2789]) ).

thf(f2789,plain,
    ( ( in @ sK165 @ sK163 )
    = $true ),
    inference(cnf_transformation,[status(thm)],[f1362]) ).

thf(f3960,plain,
    ( ( ( in @ sK165 @ sK163 )
     != $true )
    | spl799_11 ),
    inference(avatar_component_clause,[status(thm)],[f3958]) ).

thf(f4021,plain,
    ( spl799_17
    | ~ spl799_18 ),
    inference(avatar_split_clause,[status(thm)],[f4013,f4018,f4015]) ).

thf(f4013,plain,
    ! [X0: $i] :
      ( ( ( in @ sK164 @ ( powerset @ sK163 ) )
       != $true )
      | ( ( in @ X0 @ sK164 )
       != $true )
      | ( ( in @ X0 @ sK162 )
       != $true )
      | ( ( in @ X0 @ sK163 )
       != $true ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4012]) ).

thf(f4012,plain,
    ! [X0: $i] :
      ( ( ( in @ X0 @ sK162 )
       != $true )
      | ( $true != $true )
      | ( ( in @ X0 @ sK164 )
       != $true )
      | ( ( in @ X0 @ sK163 )
       != $true )
      | ( ( in @ sK164 @ ( powerset @ sK163 ) )
       != $true ) ),
    inference(forward_demodulation,[status(thm)],[f4011,f2792]) ).

thf(f4011,plain,
    ! [X0: $i] :
      ( ( ( in @ sK164 @ ( powerset @ sK163 ) )
       != $true )
      | ( ( in @ X0 @ sK164 )
       != $true )
      | ( ( in @ sK162 @ ( powerset @ sK163 ) )
       != $true )
      | ( ( in @ X0 @ sK162 )
       != $true )
      | ( ( in @ X0 @ sK163 )
       != $true ) ),
    inference(trivial_inequality_removal,[status(thm)],[f4010]) ).

thf(f4010,plain,
    ! [X0: $i] :
      ( ( ( in @ X0 @ sK162 )
       != $true )
      | ( ( in @ X0 @ sK163 )
       != $true )
      | ( ( in @ sK162 @ ( powerset @ sK163 ) )
       != $true )
      | ( ( in @ X0 @ sK164 )
       != $true )
      | ( ( in @ sK164 @ ( powerset @ sK163 ) )
       != $true )
      | ( $true != $true ) ),
    inference(forward_demodulation,[status(thm)],[f3986,f2643]) ).

thf(f2643,plain,
    contrasubsetT = $true,
    inference(cnf_transformation,[status(thm)],[f1362]) ).

thf(f3986,plain,
    ! [X0: $i] :
      ( ( ( in @ sK164 @ ( powerset @ sK163 ) )
       != $true )
      | ( contrasubsetT != $true )
      | ( ( in @ X0 @ sK164 )
       != $true )
      | ( ( in @ sK162 @ ( powerset @ sK163 ) )
       != $true )
      | ( ( in @ X0 @ sK162 )
       != $true )
      | ( ( in @ X0 @ sK163 )
       != $true ) ),
    inference(trivial_inequality_removal,[status(thm)],[f3984]) ).

thf(f3984,plain,
    ! [X0: $i] :
      ( ( ( in @ X0 @ sK164 )
       != $true )
      | ( ( in @ sK162 @ ( powerset @ sK163 ) )
       != $true )
      | ( ( in @ X0 @ sK163 )
       != $true )
      | ( ( in @ X0 @ sK162 )
       != $true )
      | ( $true != $true )
      | ( ( in @ sK164 @ ( powerset @ sK163 ) )
       != $true )
      | ( contrasubsetT != $true ) ),
    inference(superposition,[status(thm)],[f2938,f2791]) ).

thf(f2791,plain,
    ( ( subset @ sK162 @ ( setminus @ sK163 @ sK164 ) )
    = $true ),
    inference(cnf_transformation,[status(thm)],[f1362]) ).

thf(f2938,plain,
    ! [X2: $i,X3: $i,X0: $i,X1: $i] :
      ( ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
       != $true )
      | ( ( in @ X3 @ X0 )
       != $true )
      | ( ( in @ X0 @ ( powerset @ X1 ) )
       != $true )
      | ( ( in @ X3 @ X1 )
       != $true )
      | ( ( in @ X2 @ ( powerset @ X1 ) )
       != $true )
      | ( ( in @ X3 @ X2 )
       != $true )
      | ( contrasubsetT != $true ) ),
    inference(cnf_transformation,[status(thm)],[f1522]) ).

thf(f1522,plain,
    ( ( ! [X0: $i,X1: $i] :
          ( ! [X2: $i] :
              ( ! [X3: $i] :
                  ( ( ( in @ X3 @ X2 )
                   != $true )
                  | ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                   != $true )
                  | ( ( in @ X3 @ X0 )
                   != $true )
                  | ( ( in @ X3 @ X1 )
                   != $true ) )
              | ( ( in @ X2 @ ( powerset @ X1 ) )
               != $true ) )
          | ( ( in @ X0 @ ( powerset @ X1 ) )
           != $true ) )
      | ( contrasubsetT != $true ) )
    & ( ( contrasubsetT = $true )
      | ( ( ( in @ sK272 @ sK271 )
          = $true )
        & ( ( subset @ sK269 @ ( setminus @ sK270 @ sK271 ) )
          = $true )
        & ( ( in @ sK272 @ sK269 )
          = $true )
        & ( ( in @ sK272 @ sK270 )
          = $true )
        & ( ( in @ sK271 @ ( powerset @ sK270 ) )
          = $true )
        & ( ( in @ sK269 @ ( powerset @ sK270 ) )
          = $true ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK269,sK270,sK271,sK272])],[f1518,f1521,f1520,f1519]) ).

thf(f1519,plain,
    ( ? [X4: $i,X5: $i] :
        ( ? [X6: $i] :
            ( ? [X7: $i] :
                ( ( ( in @ X7 @ X6 )
                  = $true )
                & ( ( subset @ X4 @ ( setminus @ X5 @ X6 ) )
                  = $true )
                & ( ( in @ X7 @ X4 )
                  = $true )
                & ( ( in @ X7 @ X5 )
                  = $true ) )
            & ( $true
              = ( in @ X6 @ ( powerset @ X5 ) ) ) )
        & ( ( in @ X4 @ ( powerset @ X5 ) )
          = $true ) )
   => ( ? [X6: $i] :
          ( ? [X7: $i] :
              ( ( ( in @ X7 @ X6 )
                = $true )
              & ( $true
                = ( subset @ sK269 @ ( setminus @ sK270 @ X6 ) ) )
              & ( ( in @ X7 @ sK269 )
                = $true )
              & ( ( in @ X7 @ sK270 )
                = $true ) )
          & ( ( in @ X6 @ ( powerset @ sK270 ) )
            = $true ) )
      & ( ( in @ sK269 @ ( powerset @ sK270 ) )
        = $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1520,plain,
    ( ? [X6: $i] :
        ( ? [X7: $i] :
            ( ( ( in @ X7 @ X6 )
              = $true )
            & ( $true
              = ( subset @ sK269 @ ( setminus @ sK270 @ X6 ) ) )
            & ( ( in @ X7 @ sK269 )
              = $true )
            & ( ( in @ X7 @ sK270 )
              = $true ) )
        & ( ( in @ X6 @ ( powerset @ sK270 ) )
          = $true ) )
   => ( ? [X7: $i] :
          ( ( ( in @ X7 @ sK271 )
            = $true )
          & ( ( subset @ sK269 @ ( setminus @ sK270 @ sK271 ) )
            = $true )
          & ( ( in @ X7 @ sK269 )
            = $true )
          & ( ( in @ X7 @ sK270 )
            = $true ) )
      & ( ( in @ sK271 @ ( powerset @ sK270 ) )
        = $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1521,plain,
    ( ? [X7: $i] :
        ( ( ( in @ X7 @ sK271 )
          = $true )
        & ( ( subset @ sK269 @ ( setminus @ sK270 @ sK271 ) )
          = $true )
        & ( ( in @ X7 @ sK269 )
          = $true )
        & ( ( in @ X7 @ sK270 )
          = $true ) )
   => ( ( ( in @ sK272 @ sK271 )
        = $true )
      & ( ( subset @ sK269 @ ( setminus @ sK270 @ sK271 ) )
        = $true )
      & ( ( in @ sK272 @ sK269 )
        = $true )
      & ( ( in @ sK272 @ sK270 )
        = $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1518,plain,
    ( ( ! [X0: $i,X1: $i] :
          ( ! [X2: $i] :
              ( ! [X3: $i] :
                  ( ( ( in @ X3 @ X2 )
                   != $true )
                  | ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                   != $true )
                  | ( ( in @ X3 @ X0 )
                   != $true )
                  | ( ( in @ X3 @ X1 )
                   != $true ) )
              | ( ( in @ X2 @ ( powerset @ X1 ) )
               != $true ) )
          | ( ( in @ X0 @ ( powerset @ X1 ) )
           != $true ) )
      | ( contrasubsetT != $true ) )
    & ( ( contrasubsetT = $true )
      | ? [X4: $i,X5: $i] :
          ( ? [X6: $i] :
              ( ? [X7: $i] :
                  ( ( ( in @ X7 @ X6 )
                    = $true )
                  & ( ( subset @ X4 @ ( setminus @ X5 @ X6 ) )
                    = $true )
                  & ( ( in @ X7 @ X4 )
                    = $true )
                  & ( ( in @ X7 @ X5 )
                    = $true ) )
              & ( $true
                = ( in @ X6 @ ( powerset @ X5 ) ) ) )
          & ( ( in @ X4 @ ( powerset @ X5 ) )
            = $true ) ) ) ),
    inference(rectify,[status(thm)],[f1517]) ).

thf(f1517,plain,
    ( ( ! [X0: $i,X1: $i] :
          ( ! [X2: $i] :
              ( ! [X3: $i] :
                  ( ( ( in @ X3 @ X2 )
                   != $true )
                  | ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                   != $true )
                  | ( ( in @ X3 @ X0 )
                   != $true )
                  | ( ( in @ X3 @ X1 )
                   != $true ) )
              | ( ( in @ X2 @ ( powerset @ X1 ) )
               != $true ) )
          | ( ( in @ X0 @ ( powerset @ X1 ) )
           != $true ) )
      | ( contrasubsetT != $true ) )
    & ( ( contrasubsetT = $true )
      | ? [X0: $i,X1: $i] :
          ( ? [X2: $i] :
              ( ? [X3: $i] :
                  ( ( ( in @ X3 @ X2 )
                    = $true )
                  & ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                    = $true )
                  & ( ( in @ X3 @ X0 )
                    = $true )
                  & ( ( in @ X3 @ X1 )
                    = $true ) )
              & ( ( in @ X2 @ ( powerset @ X1 ) )
                = $true ) )
          & ( ( in @ X0 @ ( powerset @ X1 ) )
            = $true ) ) ) ),
    inference(nnf_transformation,[status(thm)],[f995]) ).

thf(f995,plain,
    ( ! [X0: $i,X1: $i] :
        ( ! [X2: $i] :
            ( ! [X3: $i] :
                ( ( ( in @ X3 @ X2 )
                 != $true )
                | ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                 != $true )
                | ( ( in @ X3 @ X0 )
                 != $true )
                | ( ( in @ X3 @ X1 )
                 != $true ) )
            | ( ( in @ X2 @ ( powerset @ X1 ) )
             != $true ) )
        | ( ( in @ X0 @ ( powerset @ X1 ) )
         != $true ) )
  <=> ( contrasubsetT = $true ) ),
    inference(flattening,[status(thm)],[f994]) ).

thf(f994,plain,
    ( ! [X0: $i,X1: $i] :
        ( ! [X2: $i] :
            ( ! [X3: $i] :
                ( ( ( in @ X3 @ X0 )
                 != $true )
                | ( ( in @ X3 @ X2 )
                 != $true )
                | ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                 != $true )
                | ( ( in @ X3 @ X1 )
                 != $true ) )
            | ( ( in @ X2 @ ( powerset @ X1 ) )
             != $true ) )
        | ( ( in @ X0 @ ( powerset @ X1 ) )
         != $true ) )
  <=> ( contrasubsetT = $true ) ),
    inference(ennf_transformation,[status(thm)],[f806]) ).

thf(f806,plain,
    ( ! [X0: $i,X1: $i] :
        ( ( ( in @ X0 @ ( powerset @ X1 ) )
          = $true )
       => ! [X2: $i] :
            ( ( ( in @ X2 @ ( powerset @ X1 ) )
              = $true )
           => ! [X3: $i] :
                ( ( ( in @ X3 @ X1 )
                  = $true )
               => ( ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                    = $true )
                 => ( ( ( in @ X3 @ X2 )
                      = $true )
                   => ( ( in @ X3 @ X0 )
                     != $true ) ) ) ) ) )
  <=> ( contrasubsetT = $true ) ),
    inference(flattening,[status(thm)],[f696]) ).

thf(f696,plain,
    ( ( contrasubsetT = $true )
  <=> ! [X0: $i,X1: $i] :
        ( ( ( in @ X0 @ ( powerset @ X1 ) )
          = $true )
       => ! [X2: $i] :
            ( ( ( in @ X2 @ ( powerset @ X1 ) )
              = $true )
           => ! [X3: $i] :
                ( ( ( in @ X3 @ X1 )
                  = $true )
               => ( ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                    = $true )
                 => ( ( ( in @ X3 @ X2 )
                      = $true )
                   => ( ( in @ X3 @ X0 )
                     != $true ) ) ) ) ) ) ),
    inference(fool_elimination,[status(thm)],[f695]) ).

thf(f695,plain,
    ( contrasubsetT
    = ( ! [X0: $i,X1: $i] :
          ( ( in @ X0 @ ( powerset @ X1 ) )
         => ! [X2: $i] :
              ( ( in @ X2 @ ( powerset @ X1 ) )
             => ! [X3: $i] :
                  ( ( in @ X3 @ X1 )
                 => ( ( subset @ X0 @ ( setminus @ X1 @ X2 ) )
                   => ( ( in @ X3 @ X2 )
                     => ~ ( in @ X3 @ X0 ) ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f244]) ).

thf(f244,axiom,
    ( contrasubsetT
    = ( ! [X11: $i,X3: $i] :
          ( ( in @ X11 @ ( powerset @ X3 ) )
         => ! [X16: $i] :
              ( ( in @ X16 @ ( powerset @ X3 ) )
             => ! [X1: $i] :
                  ( ( in @ X1 @ X3 )
                 => ( ( subset @ X11 @ ( setminus @ X3 @ X16 ) )
                   => ( ( in @ X1 @ X16 )
                     => ~ ( in @ X1 @ X11 ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.1oBuXnfUb8/DTF2THF_10607.p',contrasubsetT) ).

thf(f3982,plain,
    ( spl799_10
    | ~ spl799_12 ),
    inference(avatar_split_clause,[status(thm)],[f3977,f3979,f3954]) ).

thf(f3977,plain,
    ( ( $true
      = ( in @ sK165 @ sK162 ) )
    | ( ( in @ sK162 @ ( powerset @ sK163 ) )
     != $true ) ),
    inference(trivial_inequality_removal,[status(thm)],[f3976]) ).

thf(f3976,plain,
    ( ( ( in @ sK162 @ ( powerset @ sK163 ) )
     != $true )
    | ( $true != $true )
    | ( $true
      = ( in @ sK165 @ sK162 ) ) ),
    inference(forward_demodulation,[status(thm)],[f3975,f2789]) ).

thf(f3975,plain,
    ( ( ( in @ sK165 @ sK163 )
     != $true )
    | ( ( in @ sK162 @ ( powerset @ sK163 ) )
     != $true )
    | ( $true
      = ( in @ sK165 @ sK162 ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f3974]) ).

thf(f3974,plain,
    ( ( $true != $true )
    | ( ( in @ sK165 @ sK163 )
     != $true )
    | ( $true
      = ( in @ sK165 @ sK162 ) )
    | ( ( in @ sK162 @ ( powerset @ sK163 ) )
     != $true ) ),
    inference(forward_demodulation,[status(thm)],[f3932,f2663]) ).

thf(f2663,plain,
    complementTE1 = $true,
    inference(cnf_transformation,[status(thm)],[f1362]) ).

thf(f3932,plain,
    ( ( complementTE1 != $true )
    | ( ( in @ sK162 @ ( powerset @ sK163 ) )
     != $true )
    | ( ( in @ sK165 @ sK163 )
     != $true )
    | ( $true
      = ( in @ sK165 @ sK162 ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f3925]) ).

thf(f3925,plain,
    ( ( $true != $true )
    | ( complementTE1 != $true )
    | ( ( in @ sK165 @ sK163 )
     != $true )
    | ( ( in @ sK162 @ ( powerset @ sK163 ) )
     != $true )
    | ( $true
      = ( in @ sK165 @ sK162 ) ) ),
    inference(superposition,[status(thm)],[f2787,f2892]) ).

thf(f2892,plain,
    ! [X3: $i,X4: $i,X5: $i] :
      ( ( ( in @ X5 @ ( setminus @ X4 @ X3 ) )
        = $true )
      | ( complementTE1 != $true )
      | ( ( in @ X3 @ ( powerset @ X4 ) )
       != $true )
      | ( ( in @ X5 @ X4 )
       != $true )
      | ( ( in @ X5 @ X3 )
        = $true ) ),
    inference(cnf_transformation,[status(thm)],[f1473]) ).

thf(f1473,plain,
    ( ( ( complementTE1 = $true )
      | ( ( ( in @ sK237 @ ( powerset @ sK238 ) )
          = $true )
        & ( ( in @ sK239 @ sK238 )
          = $true )
        & ( ( in @ sK239 @ sK237 )
         != $true )
        & ( ( in @ sK239 @ ( setminus @ sK238 @ sK237 ) )
         != $true ) ) )
    & ( ! [X3: $i,X4: $i] :
          ( ( ( in @ X3 @ ( powerset @ X4 ) )
           != $true )
          | ! [X5: $i] :
              ( ( ( in @ X5 @ X4 )
               != $true )
              | ( ( in @ X5 @ X3 )
                = $true )
              | ( ( in @ X5 @ ( setminus @ X4 @ X3 ) )
                = $true ) ) )
      | ( complementTE1 != $true ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK237,sK238,sK239])],[f1470,f1472,f1471]) ).

thf(f1471,plain,
    ( ? [X0: $i,X1: $i] :
        ( ( ( in @ X0 @ ( powerset @ X1 ) )
          = $true )
        & ? [X2: $i] :
            ( ( ( in @ X2 @ X1 )
              = $true )
            & ( $true
             != ( in @ X2 @ X0 ) )
            & ( ( in @ X2 @ ( setminus @ X1 @ X0 ) )
             != $true ) ) )
   => ( ( ( in @ sK237 @ ( powerset @ sK238 ) )
        = $true )
      & ? [X2: $i] :
          ( ( ( in @ X2 @ sK238 )
            = $true )
          & ( ( in @ X2 @ sK237 )
           != $true )
          & ( ( in @ X2 @ ( setminus @ sK238 @ sK237 ) )
           != $true ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1472,plain,
    ( ? [X2: $i] :
        ( ( ( in @ X2 @ sK238 )
          = $true )
        & ( ( in @ X2 @ sK237 )
         != $true )
        & ( ( in @ X2 @ ( setminus @ sK238 @ sK237 ) )
         != $true ) )
   => ( ( ( in @ sK239 @ sK238 )
        = $true )
      & ( ( in @ sK239 @ sK237 )
       != $true )
      & ( ( in @ sK239 @ ( setminus @ sK238 @ sK237 ) )
       != $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1470,plain,
    ( ( ( complementTE1 = $true )
      | ? [X0: $i,X1: $i] :
          ( ( ( in @ X0 @ ( powerset @ X1 ) )
            = $true )
          & ? [X2: $i] :
              ( ( ( in @ X2 @ X1 )
                = $true )
              & ( $true
               != ( in @ X2 @ X0 ) )
              & ( ( in @ X2 @ ( setminus @ X1 @ X0 ) )
               != $true ) ) ) )
    & ( ! [X3: $i,X4: $i] :
          ( ( ( in @ X3 @ ( powerset @ X4 ) )
           != $true )
          | ! [X5: $i] :
              ( ( ( in @ X5 @ X4 )
               != $true )
              | ( ( in @ X5 @ X3 )
                = $true )
              | ( ( in @ X5 @ ( setminus @ X4 @ X3 ) )
                = $true ) ) )
      | ( complementTE1 != $true ) ) ),
    inference(rectify,[status(thm)],[f1469]) ).

thf(f1469,plain,
    ( ( ( complementTE1 = $true )
      | ? [X0: $i,X1: $i] :
          ( ( ( in @ X0 @ ( powerset @ X1 ) )
            = $true )
          & ? [X2: $i] :
              ( ( ( in @ X2 @ X1 )
                = $true )
              & ( $true
               != ( in @ X2 @ X0 ) )
              & ( ( in @ X2 @ ( setminus @ X1 @ X0 ) )
               != $true ) ) ) )
    & ( ! [X0: $i,X1: $i] :
          ( ( ( in @ X0 @ ( powerset @ X1 ) )
           != $true )
          | ! [X2: $i] :
              ( ( ( in @ X2 @ X1 )
               != $true )
              | ( $true
                = ( in @ X2 @ X0 ) )
              | ( ( in @ X2 @ ( setminus @ X1 @ X0 ) )
                = $true ) ) )
      | ( complementTE1 != $true ) ) ),
    inference(nnf_transformation,[status(thm)],[f1073]) ).

thf(f1073,plain,
    ( ( complementTE1 = $true )
  <=> ! [X0: $i,X1: $i] :
        ( ( ( in @ X0 @ ( powerset @ X1 ) )
         != $true )
        | ! [X2: $i] :
            ( ( ( in @ X2 @ X1 )
             != $true )
            | ( $true
              = ( in @ X2 @ X0 ) )
            | ( ( in @ X2 @ ( setminus @ X1 @ X0 ) )
              = $true ) ) ) ),
    inference(flattening,[status(thm)],[f1072]) ).

thf(f1072,plain,
    ( ( complementTE1 = $true )
  <=> ! [X0: $i,X1: $i] :
        ( ! [X2: $i] :
            ( ( $true
              = ( in @ X2 @ X0 ) )
            | ( ( in @ X2 @ ( setminus @ X1 @ X0 ) )
              = $true )
            | ( ( in @ X2 @ X1 )
             != $true ) )
        | ( ( in @ X0 @ ( powerset @ X1 ) )
         != $true ) ) ),
    inference(ennf_transformation,[status(thm)],[f771]) ).

thf(f771,plain,
    ( ( complementTE1 = $true )
  <=> ! [X0: $i,X1: $i] :
        ( ( ( in @ X0 @ ( powerset @ X1 ) )
          = $true )
       => ! [X2: $i] :
            ( ( ( in @ X2 @ X1 )
              = $true )
           => ( ( ( in @ X2 @ ( setminus @ X1 @ X0 ) )
               != $true )
             => ( $true
                = ( in @ X2 @ X0 ) ) ) ) ) ),
    inference(flattening,[status(thm)],[f283]) ).

thf(f283,plain,
    ( ! [X0: $i,X1: $i] :
        ( ( ( in @ X0 @ ( powerset @ X1 ) )
          = $true )
       => ! [X2: $i] :
            ( ( ( in @ X2 @ X1 )
              = $true )
           => ( ( ( in @ X2 @ ( setminus @ X1 @ X0 ) )
               != $true )
             => ( $true
                = ( in @ X2 @ X0 ) ) ) ) )
  <=> ( complementTE1 = $true ) ),
    inference(fool_elimination,[status(thm)],[f282]) ).

thf(f282,plain,
    ! [X0: $i,X1: $i] :
      ( ( ( in @ X0 @ ( powerset @ X1 ) )
       => ! [X2: $i] :
            ( ( in @ X2 @ X1 )
           => ( ~ ( in @ X2 @ ( setminus @ X1 @ X0 ) )
             => ( in @ X2 @ X0 ) ) ) )
      = complementTE1 ),
    inference(rectify,[status(thm)],[f241]) ).

thf(f241,axiom,
    ! [X11: $i,X3: $i] :
      ( ( ( in @ X11 @ ( powerset @ X3 ) )
       => ! [X1: $i] :
            ( ( in @ X1 @ X3 )
           => ( ~ ( in @ X1 @ ( setminus @ X3 @ X11 ) )
             => ( in @ X1 @ X11 ) ) ) )
      = complementTE1 ),
    file('/export/starexec/sandbox2/tmp/tmp.1oBuXnfUb8/DTF2THF_10607.p',complementTE1) ).

thf(f2787,plain,
    ( ( in @ sK165 @ ( setminus @ sK163 @ sK162 ) )
   != $true ),
    inference(cnf_transformation,[status(thm)],[f1362]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SEU736^1 : 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
% 0.15/0.33  % Computer : n020.cluster.edu
% 0.15/0.33  % Model    : x86_64 x86_64
% 0.15/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.33  % Memory   : 8042.1875MB
% 0.15/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.33  % CPULimit : 300
% 0.15/0.33  % WCLimit  : 300
% 0.15/0.33  % DateTime : Tue Feb 24 12:32:42 EST 2026
% 0.15/0.33  % CPUTime  : 
% 0.15/0.33  Running /export/starexec/sandbox2/solver/bin/run_DT2H2X /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.19/0.45  ---- Original DTF file ---
% 0.19/0.45  thf(spec,logic,$$dhol).
% 0.19/0.45  %------------------------------------------------------------------------------
% 0.19/0.45  % File     : SEU736^1 : TPTP v9.2.1. Released v3.7.0.
% 0.19/0.45  % Domain   : Set Theory
% 0.19/0.45  % Problem  : Typed Set Theory - Laws for Typed Sets
% 0.19/0.45  % Version  : Especial.
% 0.19/0.45  % English  : (! A:i.! X:i.in X (powerset A) -> (! Y:i.in Y (powerset A) ->
% 0.19/0.45  %            subset X (setminus A Y) -> (! x:i.in x A -> in x Y ->
% 0.19/0.45  %            in x (setminus A X))))
% 0.19/0.45  
% 0.19/0.45  % Refs     : [Bro08] Brown (2008), Email to G. Sutcliffe
% 0.19/0.45  % Source   : [Bro08]
% 0.19/0.45  % Names    : ZFC238g [Bro08]
% 0.19/0.45  
% 0.19/0.45  % Status   : Theorem
% 0.19/0.45  % Rating   : 0.11 v9.1.0, 0.12 v9.0.0, 0.20 v8.2.0, 0.31 v8.1.0, 0.18 v7.5.0, 0.14 v7.4.0, 0.33 v7.2.0, 0.25 v7.1.0, 0.38 v7.0.0, 0.29 v6.4.0, 0.33 v6.3.0, 0.40 v6.2.0, 0.29 v6.1.0, 0.43 v5.5.0, 0.50 v5.4.0, 0.60 v5.2.0, 0.80 v4.1.0, 1.00 v3.7.0
% 0.19/0.45  % Syntax   : Number of formulae    :  547 ( 256 unt; 290 typ; 256 def)
% 0.19/0.45  %            Number of atoms       : 1476 ( 382 equ;   0 cnn)
% 0.19/0.45  %            Maximal formula atoms :  258 (   5 avg)
% 0.19/0.45  %            Number of connectives : 2954 (  65   ~;  12   |;  44   &;2102   @)
% 0.19/0.45  %                                         (  14 <=>; 717  =>;   0  <=;   0 <~>)
% 0.19/0.45  %            Maximal formula depth :  265 (   2 avg)
% 0.19/0.45  %            Number of types       :    2 (   0 usr)
% 0.19/0.45  %            Number of type conns  :  132 ( 132   >;   0   *;   0   +;   0  <<)
% 0.19/0.45  %            Number of symbols     :  293 ( 290 usr; 256 con; 0-4 aty)
% 0.19/0.45  %            Number of variables   :  860 (  74   ^; 751   !;  35   ?; 860   :)
% 0.19/0.45  % SPC      : TH0_THM_EQU_NAR
% 0.19/0.45  
% 0.19/0.45  % Comments : http://mathgate.info/detsetitem.php?id=298
% 0.19/0.45  %------------------------------------------------------------------------------
% 0.19/0.45  thf(in_type,type,
% 0.19/0.45      in: $i > $i > $o ).
% 0.19/0.45  
% 0.19/0.45  thf(exu_type,type,
% 0.19/0.45      exu: ( $i > $o ) > $o ).
% 0.19/0.45  
% 0.19/0.45  thf(exu,definition,
% 0.19/0.45      ( exu
% 0.19/0.45      = ( ^ [Xphi: $i > $o] :
% 0.19/0.45          ? [Xx: $i] :
% 0.19/0.45            ( ( Xphi @ Xx )
% 0.19/0.45            & ! [Xy: $i] :
% 0.19/0.45                ( ( Xphi @ Xy )
% 0.19/0.45               => ( Xx = Xy ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setextAx_type,type,
% 0.19/0.45      setextAx: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setextAx,definition,
% 0.19/0.45      ( setextAx
% 0.19/0.45      = ( ! [A: $i,B: $i] :
% 0.19/0.45            ( ! [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45              <=> ( in @ Xx @ B ) )
% 0.19/0.45           => ( A = B ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyset_type,type,
% 0.19/0.45      emptyset: $i ).
% 0.19/0.45  
% 0.19/0.45  thf(emptysetAx_type,type,
% 0.19/0.45      emptysetAx: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(emptysetAx,definition,
% 0.19/0.45      ( emptysetAx
% 0.19/0.45      = ( ! [Xx: $i] :
% 0.19/0.45            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoin_type,type,
% 0.19/0.45      setadjoin: $i > $i > $i ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoinAx_type,type,
% 0.19/0.45      setadjoinAx: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoinAx,definition,
% 0.19/0.45      ( setadjoinAx
% 0.19/0.45      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.19/0.45            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.19/0.45          <=> ( ( Xy = Xx )
% 0.19/0.45              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(powerset_type,type,
% 0.19/0.45      powerset: $i > $i ).
% 0.19/0.45  
% 0.19/0.45  thf(powersetAx_type,type,
% 0.19/0.45      powersetAx: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(powersetAx,definition,
% 0.19/0.45      ( powersetAx
% 0.19/0.45      = ( ! [A: $i,B: $i] :
% 0.19/0.45            ( ( in @ B @ ( powerset @ A ) )
% 0.19/0.45          <=> ! [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ B )
% 0.19/0.45               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setunion_type,type,
% 0.19/0.45      setunion: $i > $i ).
% 0.19/0.45  
% 0.19/0.45  thf(setunionAx_type,type,
% 0.19/0.45      setunionAx: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setunionAx,definition,
% 0.19/0.45      ( setunionAx
% 0.19/0.45      = ( ! [A: $i,Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ ( setunion @ A ) )
% 0.19/0.45          <=> ? [B: $i] :
% 0.19/0.45                ( ( in @ Xx @ B )
% 0.19/0.45                & ( in @ B @ A ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(omega_type,type,
% 0.19/0.45      omega: $i ).
% 0.19/0.45  
% 0.19/0.45  thf(omega0Ax_type,type,
% 0.19/0.45      omega0Ax: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(omega0Ax,definition,
% 0.19/0.45      ( omega0Ax
% 0.19/0.45      = ( in @ emptyset @ omega ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(omegaSAx_type,type,
% 0.19/0.45      omegaSAx: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(omegaSAx,definition,
% 0.19/0.45      ( omegaSAx
% 0.19/0.45      = ( ! [Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ omega )
% 0.19/0.45           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(omegaIndAx_type,type,
% 0.19/0.45      omegaIndAx: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(omegaIndAx,definition,
% 0.19/0.45      ( omegaIndAx
% 0.19/0.45      = ( ! [A: $i] :
% 0.19/0.45            ( ( ( in @ emptyset @ A )
% 0.19/0.45              & ! [Xx: $i] :
% 0.19/0.45                  ( ( ( in @ Xx @ omega )
% 0.19/0.45                    & ( in @ Xx @ A ) )
% 0.19/0.45                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 0.19/0.45           => ! [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ omega )
% 0.19/0.45               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(replAx_type,type,
% 0.19/0.45      replAx: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(replAx,definition,
% 0.19/0.45      ( replAx
% 0.19/0.45      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 0.19/0.45            ( ! [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45               => ( exu
% 0.19/0.45                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 0.19/0.45           => ? [B: $i] :
% 0.19/0.45              ! [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ B )
% 0.19/0.45              <=> ? [Xy: $i] :
% 0.19/0.45                    ( ( in @ Xy @ A )
% 0.19/0.45                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(foundationAx_type,type,
% 0.19/0.45      foundationAx: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(foundationAx,definition,
% 0.19/0.45      ( foundationAx
% 0.19/0.45      = ( ! [A: $i] :
% 0.19/0.45            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.19/0.45           => ? [B: $i] :
% 0.19/0.45                ( ( in @ B @ A )
% 0.19/0.45                & ~ ? [Xx: $i] :
% 0.19/0.45                      ( ( in @ Xx @ B )
% 0.19/0.45                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(wellorderingAx_type,type,
% 0.19/0.45      wellorderingAx: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(wellorderingAx,definition,
% 0.19/0.45      ( wellorderingAx
% 0.19/0.45      = ( ! [A: $i] :
% 0.19/0.45          ? [B: $i] :
% 0.19/0.45            ( ! [C: $i] :
% 0.19/0.45                ( ( in @ C @ B )
% 0.19/0.45               => ! [Xx: $i] :
% 0.19/0.45                    ( ( in @ Xx @ C )
% 0.19/0.45                   => ( in @ Xx @ A ) ) )
% 0.19/0.45            & ! [Xx: $i,Xy: $i] :
% 0.19/0.45                ( ( ( in @ Xx @ A )
% 0.19/0.45                  & ( in @ Xy @ A ) )
% 0.19/0.45               => ( ! [C: $i] :
% 0.19/0.45                      ( ( in @ C @ B )
% 0.19/0.45                     => ( ( in @ Xx @ C )
% 0.19/0.45                      <=> ( in @ Xy @ C ) ) )
% 0.19/0.45                 => ( Xx = Xy ) ) )
% 0.19/0.45            & ! [C: $i,D: $i] :
% 0.19/0.45                ( ( ( in @ C @ B )
% 0.19/0.45                  & ( in @ D @ B ) )
% 0.19/0.45               => ( ! [Xx: $i] :
% 0.19/0.45                      ( ( in @ Xx @ C )
% 0.19/0.45                     => ( in @ Xx @ D ) )
% 0.19/0.45                  | ! [Xx: $i] :
% 0.19/0.45                      ( ( in @ Xx @ D )
% 0.19/0.45                     => ( in @ Xx @ C ) ) ) )
% 0.19/0.45            & ! [C: $i] :
% 0.19/0.45                ( ( ! [Xx: $i] :
% 0.19/0.45                      ( ( in @ Xx @ C )
% 0.19/0.45                     => ( in @ Xx @ A ) )
% 0.19/0.45                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 0.19/0.45               => ? [D: $i,Xx: $i] :
% 0.19/0.45                    ( ( in @ D @ B )
% 0.19/0.45                    & ( in @ Xx @ C )
% 0.19/0.45                    & ~ ? [Xy: $i] :
% 0.19/0.45                          ( ( in @ Xy @ D )
% 0.19/0.45                          & ( in @ Xy @ C ) )
% 0.19/0.45                    & ! [E: $i] :
% 0.19/0.45                        ( ( in @ E @ B )
% 0.19/0.45                       => ( ! [Xy: $i] :
% 0.19/0.45                              ( ( in @ Xy @ E )
% 0.19/0.45                             => ( in @ Xy @ D ) )
% 0.19/0.45                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(descr_type,type,
% 0.19/0.45      descr: ( $i > $o ) > $i ).
% 0.19/0.45  
% 0.19/0.45  thf(descrp_type,type,
% 0.19/0.45      descrp: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(descrp,definition,
% 0.19/0.45      ( descrp
% 0.19/0.45      = ( ! [Xphi: $i > $o] :
% 0.19/0.45            ( ( exu
% 0.19/0.45              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.45           => ( Xphi
% 0.19/0.45              @ ( descr
% 0.19/0.45                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(dsetconstr_type,type,
% 0.19/0.45      dsetconstr: $i > ( $i > $o ) > $i ).
% 0.19/0.45  
% 0.19/0.45  thf(dsetconstrI_type,type,
% 0.19/0.45      dsetconstrI: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(dsetconstrI,definition,
% 0.19/0.45      ( dsetconstrI
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ A )
% 0.19/0.45           => ( ( Xphi @ Xx )
% 0.19/0.45             => ( in @ Xx
% 0.19/0.45                @ ( dsetconstr @ A
% 0.19/0.45                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(dsetconstrEL_type,type,
% 0.19/0.45      dsetconstrEL: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(dsetconstrEL,definition,
% 0.19/0.45      ( dsetconstrEL
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.19/0.45            ( ( in @ Xx
% 0.19/0.45              @ ( dsetconstr @ A
% 0.19/0.45                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.19/0.45           => ( in @ Xx @ A ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(dsetconstrER_type,type,
% 0.19/0.45      dsetconstrER: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(dsetconstrER,definition,
% 0.19/0.45      ( dsetconstrER
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.19/0.45            ( ( in @ Xx
% 0.19/0.45              @ ( dsetconstr @ A
% 0.19/0.45                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.19/0.45           => ( Xphi @ Xx ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(exuE1_type,type,
% 0.19/0.45      exuE1: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(exuE1,definition,
% 0.19/0.45      ( exuE1
% 0.19/0.45      = ( ! [Xphi: $i > $o] :
% 0.19/0.45            ( ( exu
% 0.19/0.45              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.45           => ? [Xx: $i] :
% 0.19/0.45                ( ( Xphi @ Xx )
% 0.19/0.45                & ! [Xy: $i] :
% 0.19/0.45                    ( ( Xphi @ Xy )
% 0.19/0.45                   => ( Xx = Xy ) ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(prop2set_type,type,
% 0.19/0.45      prop2set: $o > $i ).
% 0.19/0.45  
% 0.19/0.45  thf(prop2setE_type,type,
% 0.19/0.45      prop2setE: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(prop2setE,definition,
% 0.19/0.45      ( prop2setE
% 0.19/0.45      = ( ! [Xphi: $o,Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 0.19/0.45           => Xphi ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(emptysetE_type,type,
% 0.19/0.45      emptysetE: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(emptysetE,definition,
% 0.19/0.45      ( emptysetE
% 0.19/0.45      = ( ! [Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ emptyset )
% 0.19/0.45           => ! [Xphi: $o] : Xphi ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(emptysetimpfalse_type,type,
% 0.19/0.45      emptysetimpfalse: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(emptysetimpfalse,definition,
% 0.19/0.45      ( emptysetimpfalse
% 0.19/0.45      = ( ! [Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ emptyset )
% 0.19/0.45           => $false ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(notinemptyset_type,type,
% 0.19/0.45      notinemptyset: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(notinemptyset,definition,
% 0.19/0.45      ( notinemptyset
% 0.19/0.45      = ( ! [Xx: $i] :
% 0.19/0.45            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(exuE3e_type,type,
% 0.19/0.45      exuE3e: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(exuE3e,definition,
% 0.19/0.45      ( exuE3e
% 0.19/0.45      = ( ! [Xphi: $i > $o] :
% 0.19/0.45            ( ( exu
% 0.19/0.45              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.45           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setext_type,type,
% 0.19/0.45      setext: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setext,definition,
% 0.19/0.45      ( setext
% 0.19/0.45      = ( ! [A: $i,B: $i] :
% 0.19/0.45            ( ! [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45               => ( in @ Xx @ B ) )
% 0.19/0.45           => ( ! [Xx: $i] :
% 0.19/0.45                  ( ( in @ Xx @ B )
% 0.19/0.45                 => ( in @ Xx @ A ) )
% 0.19/0.45             => ( A = B ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyI_type,type,
% 0.19/0.45      emptyI: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyI,definition,
% 0.19/0.45      ( emptyI
% 0.19/0.45      = ( ! [A: $i] :
% 0.19/0.45            ( ! [Xx: $i] :
% 0.19/0.45                ~ ( in @ Xx @ A )
% 0.19/0.45           => ( A = emptyset ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(noeltsimpempty_type,type,
% 0.19/0.45      noeltsimpempty: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(noeltsimpempty,definition,
% 0.19/0.45      ( noeltsimpempty
% 0.19/0.45      = ( ! [A: $i] :
% 0.19/0.45            ( ! [Xx: $i] :
% 0.19/0.45                ~ ( in @ Xx @ A )
% 0.19/0.45           => ( A = emptyset ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setbeta_type,type,
% 0.19/0.45      setbeta: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setbeta,definition,
% 0.19/0.45      ( setbeta
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ A )
% 0.19/0.45           => ( ( in @ Xx
% 0.19/0.45                @ ( dsetconstr @ A
% 0.19/0.45                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.19/0.45            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(nonempty_type,type,
% 0.19/0.45      nonempty: $i > $o ).
% 0.19/0.45  
% 0.19/0.45  thf(nonempty,definition,
% 0.19/0.45      ( nonempty
% 0.19/0.45      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(nonemptyE1_type,type,
% 0.19/0.45      nonemptyE1: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(nonemptyE1,definition,
% 0.19/0.45      ( nonemptyE1
% 0.19/0.45      = ( ! [A: $i] :
% 0.19/0.45            ( ( nonempty @ A )
% 0.19/0.45           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(nonemptyI_type,type,
% 0.19/0.45      nonemptyI: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(nonemptyI,definition,
% 0.19/0.45      ( nonemptyI
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ A )
% 0.19/0.45           => ( ( Xphi @ Xx )
% 0.19/0.45             => ( nonempty
% 0.19/0.45                @ ( dsetconstr @ A
% 0.19/0.45                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(nonemptyI1_type,type,
% 0.19/0.45      nonemptyI1: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(nonemptyI1,definition,
% 0.19/0.45      ( nonemptyI1
% 0.19/0.45      = ( ! [A: $i] :
% 0.19/0.45            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.19/0.45           => ( nonempty @ A ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoinIL_type,type,
% 0.19/0.45      setadjoinIL: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoinIL,definition,
% 0.19/0.45      ( setadjoinIL
% 0.19/0.45      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyinunitempty_type,type,
% 0.19/0.45      emptyinunitempty: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyinunitempty,definition,
% 0.19/0.45      ( emptyinunitempty
% 0.19/0.45      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoinIR_type,type,
% 0.19/0.45      setadjoinIR: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoinIR,definition,
% 0.19/0.45      ( setadjoinIR
% 0.19/0.45      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.19/0.45            ( ( in @ Xy @ A )
% 0.19/0.45           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoinE_type,type,
% 0.19/0.45      setadjoinE: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoinE,definition,
% 0.19/0.45      ( setadjoinE
% 0.19/0.45      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.19/0.45            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.19/0.45           => ! [Xphi: $o] :
% 0.19/0.45                ( ( ( Xy = Xx )
% 0.19/0.45                 => Xphi )
% 0.19/0.45               => ( ( ( in @ Xy @ A )
% 0.19/0.45                   => Xphi )
% 0.19/0.45                 => Xphi ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoinOr_type,type,
% 0.19/0.45      setadjoinOr: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setadjoinOr,definition,
% 0.19/0.45      ( setadjoinOr
% 0.19/0.45      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.19/0.45            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.19/0.45           => ( ( Xy = Xx )
% 0.19/0.45              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setoftrueEq_type,type,
% 0.19/0.45      setoftrueEq: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setoftrueEq,definition,
% 0.19/0.45      ( setoftrueEq
% 0.19/0.45      = ( ! [A: $i] :
% 0.19/0.45            ( ( dsetconstr @ A
% 0.19/0.45              @ ^ [Xx: $i] : $true )
% 0.19/0.45            = A ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(powersetI_type,type,
% 0.19/0.45      powersetI: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(powersetI,definition,
% 0.19/0.45      ( powersetI
% 0.19/0.45      = ( ! [A: $i,B: $i] :
% 0.19/0.45            ( ! [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ B )
% 0.19/0.45               => ( in @ Xx @ A ) )
% 0.19/0.45           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyinPowerset_type,type,
% 0.19/0.45      emptyinPowerset: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyinPowerset,definition,
% 0.19/0.45      ( emptyinPowerset
% 0.19/0.45      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyInPowerset_type,type,
% 0.19/0.45      emptyInPowerset: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyInPowerset,definition,
% 0.19/0.45      ( emptyInPowerset
% 0.19/0.45      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(powersetE_type,type,
% 0.19/0.45      powersetE: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(powersetE,definition,
% 0.19/0.45      ( powersetE
% 0.19/0.45      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.45            ( ( in @ B @ ( powerset @ A ) )
% 0.19/0.45           => ( ( in @ Xx @ B )
% 0.19/0.45             => ( in @ Xx @ A ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setunionI_type,type,
% 0.19/0.45      setunionI: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setunionI,definition,
% 0.19/0.45      ( setunionI
% 0.19/0.45      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.19/0.45            ( ( in @ Xx @ B )
% 0.19/0.45           => ( ( in @ B @ A )
% 0.19/0.45             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(setunionE_type,type,
% 0.19/0.45      setunionE: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(setunionE,definition,
% 0.19/0.45      ( setunionE
% 0.19/0.45      = ( ! [A: $i,Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ ( setunion @ A ) )
% 0.19/0.45           => ! [Xphi: $o] :
% 0.19/0.45                ( ! [B: $i] :
% 0.19/0.45                    ( ( in @ Xx @ B )
% 0.19/0.45                   => ( ( in @ B @ A )
% 0.19/0.45                     => Xphi ) )
% 0.19/0.45               => Xphi ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(subPowSU_type,type,
% 0.19/0.45      subPowSU: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(subPowSU,definition,
% 0.19/0.45      ( subPowSU
% 0.19/0.45      = ( ! [A: $i,Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ A )
% 0.19/0.45           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(exuE2_type,type,
% 0.19/0.45      exuE2: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(exuE2,definition,
% 0.19/0.45      ( exuE2
% 0.19/0.45      = ( ! [Xphi: $i > $o] :
% 0.19/0.45            ( ( exu
% 0.19/0.45              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.45           => ? [Xx: $i] :
% 0.19/0.45              ! [Xy: $i] :
% 0.19/0.45                ( ( Xphi @ Xy )
% 0.19/0.45              <=> ( Xy = Xx ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(nonemptyImpWitness_type,type,
% 0.19/0.45      nonemptyImpWitness: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(nonemptyImpWitness,definition,
% 0.19/0.45      ( nonemptyImpWitness
% 0.19/0.45      = ( ! [A: $i] :
% 0.19/0.45            ( ( nonempty @ A )
% 0.19/0.45           => ? [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45                & $true ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(uniqinunit_type,type,
% 0.19/0.45      uniqinunit: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(uniqinunit,definition,
% 0.19/0.45      ( uniqinunit
% 0.19/0.45      = ( ! [Xx: $i,Xy: $i] :
% 0.19/0.45            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.19/0.45           => ( Xx = Xy ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(notinsingleton_type,type,
% 0.19/0.45      notinsingleton: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(notinsingleton,definition,
% 0.19/0.45      ( notinsingleton
% 0.19/0.45      = ( ! [Xx: $i,Xy: $i] :
% 0.19/0.45            ( ( Xx != Xy )
% 0.19/0.45           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(eqinunit_type,type,
% 0.19/0.45      eqinunit: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(eqinunit,definition,
% 0.19/0.45      ( eqinunit
% 0.19/0.45      = ( ! [Xx: $i,Xy: $i] :
% 0.19/0.45            ( ( Xx = Xy )
% 0.19/0.45           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(singletonsswitch_type,type,
% 0.19/0.45      singletonsswitch: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(singletonsswitch,definition,
% 0.19/0.45      ( singletonsswitch
% 0.19/0.45      = ( ! [Xx: $i,Xy: $i] :
% 0.19/0.45            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.19/0.45           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(upairsetE_type,type,
% 0.19/0.45      upairsetE: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(upairsetE,definition,
% 0.19/0.45      ( upairsetE
% 0.19/0.45      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.19/0.45            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.19/0.45           => ( ( Xz = Xx )
% 0.19/0.45              | ( Xz = Xy ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(upairsetIL_type,type,
% 0.19/0.45      upairsetIL: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(upairsetIL,definition,
% 0.19/0.45      ( upairsetIL
% 0.19/0.45      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(upairsetIR_type,type,
% 0.19/0.45      upairsetIR: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(upairsetIR,definition,
% 0.19/0.45      ( upairsetIR
% 0.19/0.45      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyE1_type,type,
% 0.19/0.45      emptyE1: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(emptyE1,definition,
% 0.19/0.45      ( emptyE1
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.45            ( ? [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45                & ( Xphi @ Xx ) )
% 0.19/0.45           => ( ( ( dsetconstr @ A
% 0.19/0.45                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.45                = emptyset )
% 0.19/0.45             => $false ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(vacuousDall_type,type,
% 0.19/0.45      vacuousDall: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(vacuousDall,definition,
% 0.19/0.45      ( vacuousDall
% 0.19/0.45      = ( ! [Xphi: $i > $o,Xx: $i] :
% 0.19/0.45            ( ( in @ Xx @ emptyset )
% 0.19/0.45           => ( Xphi @ Xx ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(quantDeMorgan1_type,type,
% 0.19/0.45      quantDeMorgan1: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(quantDeMorgan1,definition,
% 0.19/0.45      ( quantDeMorgan1
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.45            ( ~ ! [Xx: $i] :
% 0.19/0.45                  ( ( in @ Xx @ A )
% 0.19/0.45                 => ( Xphi @ Xx ) )
% 0.19/0.45           => ? [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(quantDeMorgan2_type,type,
% 0.19/0.45      quantDeMorgan2: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(quantDeMorgan2,definition,
% 0.19/0.45      ( quantDeMorgan2
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.45            ( ! [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45               => ~ ( Xphi @ Xx ) )
% 0.19/0.45           => ~ ? [Xx: $i] :
% 0.19/0.45                  ( ( in @ Xx @ A )
% 0.19/0.45                  & ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(quantDeMorgan3_type,type,
% 0.19/0.45      quantDeMorgan3: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(quantDeMorgan3,definition,
% 0.19/0.45      ( quantDeMorgan3
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.45            ( ~ ? [Xx: $i] :
% 0.19/0.45                  ( ( in @ Xx @ A )
% 0.19/0.45                  & ( Xphi @ Xx ) )
% 0.19/0.45           => ! [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(quantDeMorgan4_type,type,
% 0.19/0.45      quantDeMorgan4: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(quantDeMorgan4,definition,
% 0.19/0.45      ( quantDeMorgan4
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.45            ( ? [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45                & ~ ( Xphi @ Xx ) )
% 0.19/0.45           => ~ ! [Xx: $i] :
% 0.19/0.45                  ( ( in @ Xx @ A )
% 0.19/0.45                 => ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(prop2setI_type,type,
% 0.19/0.45      prop2setI: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(prop2setI,definition,
% 0.19/0.45      ( prop2setI
% 0.19/0.45      = ( ! [Xphi: $o] :
% 0.19/0.45            ( Xphi
% 0.19/0.45           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(set2prop_type,type,
% 0.19/0.45      set2prop: $i > $o ).
% 0.19/0.45  
% 0.19/0.45  thf(prop2set2propI_type,type,
% 0.19/0.45      prop2set2propI: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(prop2set2propI,definition,
% 0.19/0.45      ( prop2set2propI
% 0.19/0.45      = ( ! [Xphi: $o] :
% 0.19/0.45            ( Xphi
% 0.19/0.45           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(notdexE_type,type,
% 0.19/0.45      notdexE: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(notdexE,definition,
% 0.19/0.45      ( notdexE
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.45            ( ~ ? [Xx: $i] :
% 0.19/0.45                  ( ( in @ Xx @ A )
% 0.19/0.45                  & ( Xphi @ Xx ) )
% 0.19/0.45           => ! [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(notdallE_type,type,
% 0.19/0.45      notdallE: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(notdallE,definition,
% 0.19/0.45      ( notdallE
% 0.19/0.45      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.45            ( ~ ! [Xx: $i] :
% 0.19/0.45                  ( ( in @ Xx @ A )
% 0.19/0.45                 => ( Xphi @ Xx ) )
% 0.19/0.45           => ? [Xx: $i] :
% 0.19/0.45                ( ( in @ Xx @ A )
% 0.19/0.45                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(exuI1_type,type,
% 0.19/0.45      exuI1: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(exuI1,definition,
% 0.19/0.45      ( exuI1
% 0.19/0.45      = ( ! [Xphi: $i > $o] :
% 0.19/0.45            ( ? [Xx: $i] :
% 0.19/0.45                ( ( Xphi @ Xx )
% 0.19/0.45                & ! [Xy: $i] :
% 0.19/0.45                    ( ( Xphi @ Xy )
% 0.19/0.45                   => ( Xx = Xy ) ) )
% 0.19/0.45           => ( exu
% 0.19/0.45              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.45  
% 0.19/0.45  thf(exuI3_type,type,
% 0.19/0.45      exuI3: $o ).
% 0.19/0.45  
% 0.19/0.45  thf(exuI3,definition,
% 0.19/0.45      ( exuI3
% 0.19/0.45      = ( ! [Xphi: $i > $o] :
% 0.19/0.46            ( ? [Xx: $i] : ( Xphi @ Xx )
% 0.19/0.46           => ( ! [Xx: $i,Xy: $i] :
% 0.19/0.46                  ( ( Xphi @ Xx )
% 0.19/0.46                 => ( ( Xphi @ Xy )
% 0.19/0.46                   => ( Xx = Xy ) ) )
% 0.19/0.46             => ( exu
% 0.19/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(exuI2_type,type,
% 0.19/0.46      exuI2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(exuI2,definition,
% 0.19/0.46      ( exuI2
% 0.19/0.46      = ( ! [Xphi: $i > $o] :
% 0.19/0.46            ( ? [Xx: $i] :
% 0.19/0.46              ! [Xy: $i] :
% 0.19/0.46                ( ( Xphi @ Xy )
% 0.19/0.46              <=> ( Xy = Xx ) )
% 0.19/0.46           => ( exu
% 0.19/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(inCongP_type,type,
% 0.19/0.46      inCongP: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(inCongP,definition,
% 0.19/0.46      ( inCongP
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( A = B )
% 0.19/0.46           => ! [Xx: $i,Xy: $i] :
% 0.19/0.46                ( ( Xx = Xy )
% 0.19/0.46               => ( ( in @ Xx @ A )
% 0.19/0.46                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(in__Cong_type,type,
% 0.19/0.46      in__Cong: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(in__Cong,definition,
% 0.19/0.46      ( in__Cong
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( A = B )
% 0.19/0.46           => ! [Xx: $i,Xy: $i] :
% 0.19/0.46                ( ( Xx = Xy )
% 0.19/0.46               => ( ( in @ Xx @ A )
% 0.19/0.46                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(exuE3u_type,type,
% 0.19/0.46      exuE3u: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(exuE3u,definition,
% 0.19/0.46      ( exuE3u
% 0.19/0.46      = ( ! [Xphi: $i > $o] :
% 0.19/0.46            ( ( exu
% 0.19/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.46           => ! [Xx: $i,Xy: $i] :
% 0.19/0.46                ( ( Xphi @ Xx )
% 0.19/0.46               => ( ( Xphi @ Xy )
% 0.19/0.46                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(exu__Cong_type,type,
% 0.19/0.46      exu__Cong: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(exu__Cong,definition,
% 0.19/0.46      ( exu__Cong
% 0.19/0.46      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.19/0.46            ( ! [Xx: $i,Xy: $i] :
% 0.19/0.46                ( ( Xx = Xy )
% 0.19/0.46               => ( ( Xphi @ Xx )
% 0.19/0.46                <=> ( Xpsi @ Xy ) ) )
% 0.19/0.46           => ( ( exu
% 0.19/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.46            <=> ( exu
% 0.19/0.46                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(emptyset__Cong_type,type,
% 0.19/0.46      emptyset__Cong: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(emptyset__Cong,definition,
% 0.19/0.46      ( emptyset__Cong
% 0.19/0.46      = ( emptyset = emptyset ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setadjoin__Cong_type,type,
% 0.19/0.46      setadjoin__Cong: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setadjoin__Cong,definition,
% 0.19/0.46      ( setadjoin__Cong
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( Xx = Xy )
% 0.19/0.46           => ! [Xz: $i,Xu: $i] :
% 0.19/0.46                ( ( Xz = Xu )
% 0.19/0.46               => ( ( setadjoin @ Xx @ Xz )
% 0.19/0.46                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(powerset__Cong_type,type,
% 0.19/0.46      powerset__Cong: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(powerset__Cong,definition,
% 0.19/0.46      ( powerset__Cong
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( A = B )
% 0.19/0.46           => ( ( powerset @ A )
% 0.19/0.46              = ( powerset @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setunion__Cong_type,type,
% 0.19/0.46      setunion__Cong: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setunion__Cong,definition,
% 0.19/0.46      ( setunion__Cong
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( A = B )
% 0.19/0.46           => ( ( setunion @ A )
% 0.19/0.46              = ( setunion @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(omega__Cong_type,type,
% 0.19/0.46      omega__Cong: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(omega__Cong,definition,
% 0.19/0.46      ( omega__Cong
% 0.19/0.46      = ( omega = omega ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(exuEu_type,type,
% 0.19/0.46      exuEu: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(exuEu,definition,
% 0.19/0.46      ( exuEu
% 0.19/0.46      = ( ! [Xphi: $i > $o] :
% 0.19/0.46            ( ( exu
% 0.19/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.46           => ! [Xx: $i,Xy: $i] :
% 0.19/0.46                ( ( Xphi @ Xx )
% 0.19/0.46               => ( ( Xphi @ Xy )
% 0.19/0.46                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(descr__Cong_type,type,
% 0.19/0.46      descr__Cong: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(descr__Cong,definition,
% 0.19/0.46      ( descr__Cong
% 0.19/0.46      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.19/0.46            ( ! [Xx: $i,Xy: $i] :
% 0.19/0.46                ( ( Xx = Xy )
% 0.19/0.46               => ( ( Xphi @ Xx )
% 0.19/0.46                <=> ( Xpsi @ Xy ) ) )
% 0.19/0.46           => ( ( exu
% 0.19/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.46             => ( ( exu
% 0.19/0.46                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 0.19/0.46               => ( ( descr
% 0.19/0.46                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.46                  = ( descr
% 0.19/0.46                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(dsetconstr__Cong_type,type,
% 0.19/0.46      dsetconstr__Cong: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(dsetconstr__Cong,definition,
% 0.19/0.46      ( dsetconstr__Cong
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( A = B )
% 0.19/0.46           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.19/0.46                ( ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ A )
% 0.19/0.46                   => ! [Xy: $i] :
% 0.19/0.46                        ( ( in @ Xy @ B )
% 0.19/0.46                       => ( ( Xx = Xy )
% 0.19/0.46                         => ( ( Xphi @ Xx )
% 0.19/0.46                          <=> ( Xpsi @ Xy ) ) ) ) )
% 0.19/0.46               => ( ( dsetconstr @ A
% 0.19/0.46                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.46                  = ( dsetconstr @ B
% 0.19/0.46                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(subset_type,type,
% 0.19/0.46      subset: $i > $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(disjoint_type,type,
% 0.19/0.46      disjoint: $i > $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setsmeet_type,type,
% 0.19/0.46      setsmeet: $i > $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetI1_type,type,
% 0.19/0.46      subsetI1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetI1,definition,
% 0.19/0.46      ( subsetI1
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ Xx @ B ) )
% 0.19/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(eqimpsubset2_type,type,
% 0.19/0.46      eqimpsubset2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(eqimpsubset2,definition,
% 0.19/0.46      ( eqimpsubset2
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( A = B )
% 0.19/0.46           => ( subset @ B @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(eqimpsubset1_type,type,
% 0.19/0.46      eqimpsubset1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(eqimpsubset1,definition,
% 0.19/0.46      ( eqimpsubset1
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( A = B )
% 0.19/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetI2_type,type,
% 0.19/0.46      subsetI2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetI2,definition,
% 0.19/0.46      ( subsetI2
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ Xx @ B ) )
% 0.19/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(emptysetsubset_type,type,
% 0.19/0.46      emptysetsubset: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(emptysetsubset,definition,
% 0.19/0.46      ( emptysetsubset
% 0.19/0.46      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetE_type,type,
% 0.19/0.46      subsetE: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetE,definition,
% 0.19/0.46      ( subsetE
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( subset @ A @ B )
% 0.19/0.46           => ( ( in @ Xx @ A )
% 0.19/0.46             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetE2_type,type,
% 0.19/0.46      subsetE2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetE2,definition,
% 0.19/0.46      ( subsetE2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( subset @ A @ B )
% 0.19/0.46           => ( ~ ( in @ Xx @ B )
% 0.19/0.46             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(notsubsetI_type,type,
% 0.19/0.46      notsubsetI: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(notsubsetI,definition,
% 0.19/0.46      ( notsubsetI
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( ~ ( in @ Xx @ B )
% 0.19/0.46             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(notequalI1_type,type,
% 0.19/0.46      notequalI1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(notequalI1,definition,
% 0.19/0.46      ( notequalI1
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ~ ( subset @ A @ B )
% 0.19/0.46           => ( A != B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(notequalI2_type,type,
% 0.19/0.46      notequalI2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(notequalI2,definition,
% 0.19/0.46      ( notequalI2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( ~ ( in @ Xx @ B )
% 0.19/0.46             => ( A != B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetRefl_type,type,
% 0.19/0.46      subsetRefl: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetRefl,definition,
% 0.19/0.46      ( subsetRefl
% 0.19/0.46      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetTrans_type,type,
% 0.19/0.46      subsetTrans: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetTrans,definition,
% 0.19/0.46      ( subsetTrans
% 0.19/0.46      = ( ! [A: $i,B: $i,C: $i] :
% 0.19/0.46            ( ( subset @ A @ B )
% 0.19/0.46           => ( ( subset @ B @ C )
% 0.19/0.46             => ( subset @ A @ C ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setadjoinSub_type,type,
% 0.19/0.46      setadjoinSub: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setadjoinSub,definition,
% 0.19/0.46      ( setadjoinSub
% 0.19/0.46      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setadjoinSub2_type,type,
% 0.19/0.46      setadjoinSub2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setadjoinSub2,definition,
% 0.19/0.46      ( setadjoinSub2
% 0.19/0.46      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.19/0.46            ( ( subset @ A @ B )
% 0.19/0.46           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(subset2powerset_type,type,
% 0.19/0.46      subset2powerset: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subset2powerset,definition,
% 0.19/0.46      ( subset2powerset
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( subset @ A @ B )
% 0.19/0.46           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setextsub_type,type,
% 0.19/0.46      setextsub: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setextsub,definition,
% 0.19/0.46      ( setextsub
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( subset @ A @ B )
% 0.19/0.46           => ( ( subset @ B @ A )
% 0.19/0.46             => ( A = B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetemptysetimpeq_type,type,
% 0.19/0.46      subsetemptysetimpeq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetemptysetimpeq,definition,
% 0.19/0.46      ( subsetemptysetimpeq
% 0.19/0.46      = ( ! [A: $i] :
% 0.19/0.46            ( ( subset @ A @ emptyset )
% 0.19/0.46           => ( A = emptyset ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetI1_type,type,
% 0.19/0.46      powersetI1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetI1,definition,
% 0.19/0.46      ( powersetI1
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( subset @ B @ A )
% 0.19/0.46           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetE1_type,type,
% 0.19/0.46      powersetE1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetE1,definition,
% 0.19/0.46      ( powersetE1
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( in @ B @ ( powerset @ A ) )
% 0.19/0.46           => ( subset @ B @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(inPowerset_type,type,
% 0.19/0.46      inPowerset: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(inPowerset,definition,
% 0.19/0.46      ( inPowerset
% 0.19/0.46      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetsubset_type,type,
% 0.19/0.46      powersetsubset: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetsubset,definition,
% 0.19/0.46      ( powersetsubset
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( subset @ A @ B )
% 0.19/0.46           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(sepInPowerset_type,type,
% 0.19/0.46      sepInPowerset: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(sepInPowerset,definition,
% 0.19/0.46      ( sepInPowerset
% 0.19/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.46            ( in
% 0.19/0.46            @ ( dsetconstr @ A
% 0.19/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.46            @ ( powerset @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(sepSubset_type,type,
% 0.19/0.46      sepSubset: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(sepSubset,definition,
% 0.19/0.46      ( sepSubset
% 0.19/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.46            ( subset
% 0.19/0.46            @ ( dsetconstr @ A
% 0.19/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.46            @ A ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binunion_type,type,
% 0.19/0.46      binunion: $i > $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionIL_type,type,
% 0.19/0.46      binunionIL: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionIL,definition,
% 0.19/0.46      ( binunionIL
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(upairset2IR_type,type,
% 0.19/0.46      upairset2IR: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(upairset2IR,definition,
% 0.19/0.46      ( upairset2IR
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionIR_type,type,
% 0.19/0.46      binunionIR: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionIR,definition,
% 0.19/0.46      ( binunionIR
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ B )
% 0.19/0.46           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionEcases_type,type,
% 0.19/0.46      binunionEcases: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionEcases,definition,
% 0.19/0.46      ( binunionEcases
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 0.19/0.46            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.19/0.46           => ( ( ( in @ Xx @ A )
% 0.19/0.46               => Xphi )
% 0.19/0.46             => ( ( ( in @ Xx @ B )
% 0.19/0.46                 => Xphi )
% 0.19/0.46               => Xphi ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionE_type,type,
% 0.19/0.46      binunionE: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionE,definition,
% 0.19/0.46      ( binunionE
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.19/0.46           => ( ( in @ Xx @ A )
% 0.19/0.46              | ( in @ Xx @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionLsub_type,type,
% 0.19/0.46      binunionLsub: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionLsub,definition,
% 0.19/0.46      ( binunionLsub
% 0.19/0.46      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionRsub_type,type,
% 0.19/0.46      binunionRsub: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionRsub,definition,
% 0.19/0.46      ( binunionRsub
% 0.19/0.46      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersect_type,type,
% 0.19/0.46      binintersect: $i > $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectI_type,type,
% 0.19/0.46      binintersectI: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectI,definition,
% 0.19/0.46      ( binintersectI
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( ( in @ Xx @ B )
% 0.19/0.46             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectSubset5_type,type,
% 0.19/0.46      binintersectSubset5: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectSubset5,definition,
% 0.19/0.46      ( binintersectSubset5
% 0.19/0.46      = ( ! [A: $i,B: $i,C: $i] :
% 0.19/0.46            ( ( subset @ C @ A )
% 0.19/0.46           => ( ( subset @ C @ B )
% 0.19/0.46             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectEL_type,type,
% 0.19/0.46      binintersectEL: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectEL,definition,
% 0.19/0.46      ( binintersectEL
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.19/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectLsub_type,type,
% 0.19/0.46      binintersectLsub: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectLsub,definition,
% 0.19/0.46      ( binintersectLsub
% 0.19/0.46      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectSubset2_type,type,
% 0.19/0.46      binintersectSubset2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectSubset2,definition,
% 0.19/0.46      ( binintersectSubset2
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( subset @ A @ B )
% 0.19/0.46           => ( ( binintersect @ A @ B )
% 0.19/0.46              = A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectSubset3_type,type,
% 0.19/0.46      binintersectSubset3: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectSubset3,definition,
% 0.19/0.46      ( binintersectSubset3
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( ( binintersect @ A @ B )
% 0.19/0.46              = B )
% 0.19/0.46           => ( subset @ B @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectER_type,type,
% 0.19/0.46      binintersectER: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectER,definition,
% 0.19/0.46      ( binintersectER
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.19/0.46           => ( in @ Xx @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(disjointsetsI1_type,type,
% 0.19/0.46      disjointsetsI1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(disjointsetsI1,definition,
% 0.19/0.46      ( disjointsetsI1
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ~ ? [Xx: $i] :
% 0.19/0.46                  ( ( in @ Xx @ A )
% 0.19/0.46                  & ( in @ Xx @ B ) )
% 0.19/0.46           => ( ( binintersect @ A @ B )
% 0.19/0.46              = emptyset ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectRsub_type,type,
% 0.19/0.46      binintersectRsub: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectRsub,definition,
% 0.19/0.46      ( binintersectRsub
% 0.19/0.46      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectSubset4_type,type,
% 0.19/0.46      binintersectSubset4: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectSubset4,definition,
% 0.19/0.46      ( binintersectSubset4
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( subset @ B @ A )
% 0.19/0.46           => ( ( binintersect @ A @ B )
% 0.19/0.46              = B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectSubset1_type,type,
% 0.19/0.46      binintersectSubset1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectSubset1,definition,
% 0.19/0.46      ( binintersectSubset1
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( ( binintersect @ A @ B )
% 0.19/0.46              = A )
% 0.19/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(bs114d_type,type,
% 0.19/0.46      bs114d: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(bs114d,definition,
% 0.19/0.46      ( bs114d
% 0.19/0.46      = ( ! [A: $i,B: $i,C: $i] :
% 0.19/0.46            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 0.19/0.46            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(regular_type,type,
% 0.19/0.46      regular: $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminus_type,type,
% 0.19/0.46      setminus: $i > $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusI_type,type,
% 0.19/0.46      setminusI: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusI,definition,
% 0.19/0.46      ( setminusI
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( ~ ( in @ Xx @ B )
% 0.19/0.46             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusEL_type,type,
% 0.19/0.46      setminusEL: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusEL,definition,
% 0.19/0.46      ( setminusEL
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.19/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusER_type,type,
% 0.19/0.46      setminusER: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusER,definition,
% 0.19/0.46      ( setminusER
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.19/0.46           => ~ ( in @ Xx @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusSubset2_type,type,
% 0.19/0.46      setminusSubset2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusSubset2,definition,
% 0.19/0.46      ( setminusSubset2
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( subset @ A @ B )
% 0.19/0.46           => ( ( setminus @ A @ B )
% 0.19/0.46              = emptyset ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusERneg_type,type,
% 0.19/0.46      setminusERneg: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusERneg,definition,
% 0.19/0.46      ( setminusERneg
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.19/0.46           => ( ( in @ Xx @ A )
% 0.19/0.46             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusELneg_type,type,
% 0.19/0.46      setminusELneg: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusELneg,definition,
% 0.19/0.46      ( setminusELneg
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.19/0.46           => ( ~ ( in @ Xx @ B )
% 0.19/0.46             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusILneg_type,type,
% 0.19/0.46      setminusILneg: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusILneg,definition,
% 0.19/0.46      ( setminusILneg
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ~ ( in @ Xx @ A )
% 0.19/0.46           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusIRneg_type,type,
% 0.19/0.46      setminusIRneg: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusIRneg,definition,
% 0.19/0.46      ( setminusIRneg
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ B )
% 0.19/0.46           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusLsub_type,type,
% 0.19/0.46      setminusLsub: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusLsub,definition,
% 0.19/0.46      ( setminusLsub
% 0.19/0.46      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusSubset1_type,type,
% 0.19/0.46      setminusSubset1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusSubset1,definition,
% 0.19/0.46      ( setminusSubset1
% 0.19/0.46      = ( ! [A: $i,B: $i] :
% 0.19/0.46            ( ( ( setminus @ A @ B )
% 0.19/0.46              = emptyset )
% 0.19/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiff_type,type,
% 0.19/0.46      symdiff: $i > $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiffE_type,type,
% 0.19/0.46      symdiffE: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiffE,definition,
% 0.19/0.46      ( symdiffE
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 0.19/0.46           => ! [Xphi: $o] :
% 0.19/0.46                ( ( ( in @ Xx @ A )
% 0.19/0.46                 => ( ~ ( in @ Xx @ B )
% 0.19/0.46                   => Xphi ) )
% 0.19/0.46               => ( ( ~ ( in @ Xx @ A )
% 0.19/0.46                   => ( ( in @ Xx @ B )
% 0.19/0.46                     => Xphi ) )
% 0.19/0.46                 => Xphi ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiffI1_type,type,
% 0.19/0.46      symdiffI1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiffI1,definition,
% 0.19/0.46      ( symdiffI1
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( ~ ( in @ Xx @ B )
% 0.19/0.46             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiffI2_type,type,
% 0.19/0.46      symdiffI2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiffI2,definition,
% 0.19/0.46      ( symdiffI2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ~ ( in @ Xx @ A )
% 0.19/0.46           => ( ( in @ Xx @ B )
% 0.19/0.46             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiffIneg1_type,type,
% 0.19/0.46      symdiffIneg1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiffIneg1,definition,
% 0.19/0.46      ( symdiffIneg1
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( ( in @ Xx @ B )
% 0.19/0.46             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiffIneg2_type,type,
% 0.19/0.46      symdiffIneg2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(symdiffIneg2,definition,
% 0.19/0.46      ( symdiffIneg2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ~ ( in @ Xx @ A )
% 0.19/0.46           => ( ~ ( in @ Xx @ B )
% 0.19/0.46             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(iskpair_type,type,
% 0.19/0.46      iskpair: $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(secondinupair_type,type,
% 0.19/0.46      secondinupair: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(secondinupair,definition,
% 0.19/0.46      ( secondinupair
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairIL_type,type,
% 0.19/0.46      setukpairIL: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairIL,definition,
% 0.19/0.46      ( setukpairIL
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairIR_type,type,
% 0.19/0.46      setukpairIR: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairIR,definition,
% 0.19/0.46      ( setukpairIR
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(kpairiskpair_type,type,
% 0.19/0.46      kpairiskpair: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(kpairiskpair,definition,
% 0.19/0.46      ( kpairiskpair
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(kpair_type,type,
% 0.19/0.46      kpair: $i > $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(kpairp_type,type,
% 0.19/0.46      kpairp: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(kpairp,definition,
% 0.19/0.46      ( kpairp
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprod_type,type,
% 0.19/0.46      cartprod: $i > $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(singletonsubset_type,type,
% 0.19/0.46      singletonsubset: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(singletonsubset,definition,
% 0.19/0.46      ( singletonsubset
% 0.19/0.46      = ( ! [A: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(singletoninpowerset_type,type,
% 0.19/0.46      singletoninpowerset: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(singletoninpowerset,definition,
% 0.19/0.46      ( singletoninpowerset
% 0.19/0.46      = ( ! [A: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(singletoninpowunion_type,type,
% 0.19/0.46      singletoninpowunion: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(singletoninpowunion,definition,
% 0.19/0.46      ( singletoninpowunion
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(upairset2E_type,type,
% 0.19/0.46      upairset2E: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(upairset2E,definition,
% 0.19/0.46      ( upairset2E
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.19/0.46            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.19/0.46           => ( ( Xz = Xx )
% 0.19/0.46              | ( Xz = Xy ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(upairsubunion_type,type,
% 0.19/0.46      upairsubunion: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(upairsubunion,definition,
% 0.19/0.46      ( upairsubunion
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(upairinpowunion_type,type,
% 0.19/0.46      upairinpowunion: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(upairinpowunion,definition,
% 0.19/0.46      ( upairinpowunion
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ubforcartprodlem1_type,type,
% 0.19/0.46      ubforcartprodlem1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ubforcartprodlem1,definition,
% 0.19/0.46      ( ubforcartprodlem1
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ubforcartprodlem2_type,type,
% 0.19/0.46      ubforcartprodlem2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ubforcartprodlem2,definition,
% 0.19/0.46      ( ubforcartprodlem2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ubforcartprodlem3_type,type,
% 0.19/0.46      ubforcartprodlem3: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ubforcartprodlem3,definition,
% 0.19/0.46      ( ubforcartprodlem3
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodpairin_type,type,
% 0.19/0.46      cartprodpairin: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodpairin,definition,
% 0.19/0.46      ( cartprodpairin
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodmempair1_type,type,
% 0.19/0.46      cartprodmempair1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodmempair1,definition,
% 0.19/0.46      ( cartprodmempair1
% 0.19/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.19/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.19/0.46           => ? [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46                & ? [Xy: $i] :
% 0.19/0.46                    ( ( in @ Xy @ B )
% 0.19/0.46                    & ( Xu
% 0.19/0.46                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodmempair_type,type,
% 0.19/0.46      cartprodmempair: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodmempair,definition,
% 0.19/0.46      ( cartprodmempair
% 0.19/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.19/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.19/0.46           => ( iskpair @ Xu ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setunionE2_type,type,
% 0.19/0.46      setunionE2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setunionE2,definition,
% 0.19/0.46      ( setunionE2
% 0.19/0.46      = ( ! [A: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ ( setunion @ A ) )
% 0.19/0.46           => ? [X: $i] :
% 0.19/0.46                ( ( in @ X @ A )
% 0.19/0.46                & ( in @ Xx @ X ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setunionsingleton1_type,type,
% 0.19/0.46      setunionsingleton1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setunionsingleton1,definition,
% 0.19/0.46      ( setunionsingleton1
% 0.19/0.46      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setunionsingleton2_type,type,
% 0.19/0.46      setunionsingleton2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setunionsingleton2,definition,
% 0.19/0.46      ( setunionsingleton2
% 0.19/0.46      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setunionsingleton_type,type,
% 0.19/0.46      setunionsingleton: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setunionsingleton,definition,
% 0.19/0.46      ( setunionsingleton
% 0.19/0.46      = ( ! [Xx: $i] :
% 0.19/0.46            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 0.19/0.46            = Xx ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(singleton_type,type,
% 0.19/0.46      singleton: $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(singletonprop_type,type,
% 0.19/0.46      singletonprop: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(singletonprop,definition,
% 0.19/0.46      ( singletonprop
% 0.19/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.46            ( ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ! [Xy: $i] :
% 0.19/0.46                    ( ( in @ Xy @ A )
% 0.19/0.46                   => ( ( Xphi @ Xx )
% 0.19/0.46                     => ( ( Xphi @ Xy )
% 0.19/0.46                       => ( Xx = Xy ) ) ) ) )
% 0.19/0.46           => ( ? [Xx: $i] :
% 0.19/0.46                  ( ( in @ Xx @ A )
% 0.19/0.46                  & ( Xphi @ Xx ) )
% 0.19/0.46             => ( singleton
% 0.19/0.46                @ ( dsetconstr @ A
% 0.19/0.46                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ex1_type,type,
% 0.19/0.46      ex1: $i > ( $i > $o ) > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ex1,definition,
% 0.19/0.46      ( ex1
% 0.19/0.46      = ( ^ [A: $i,Xphi: $i > $o] :
% 0.19/0.46            ( singleton
% 0.19/0.46            @ ( dsetconstr @ A
% 0.19/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ex1E1_type,type,
% 0.19/0.46      ex1E1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ex1E1,definition,
% 0.19/0.46      ( ex1E1
% 0.19/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.46            ( ( ex1 @ A
% 0.19/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.46           => ? [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46                & ( Xphi @ Xx ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ex1I_type,type,
% 0.19/0.46      ex1I: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ex1I,definition,
% 0.19/0.46      ( ex1I
% 0.19/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ( ( Xphi @ Xx )
% 0.19/0.46             => ( ! [Xy: $i] :
% 0.19/0.46                    ( ( in @ Xy @ A )
% 0.19/0.46                   => ( ( Xphi @ Xy )
% 0.19/0.46                     => ( Xy = Xx ) ) )
% 0.19/0.46               => ( ex1 @ A
% 0.19/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ex1I2_type,type,
% 0.19/0.46      ex1I2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ex1I2,definition,
% 0.19/0.46      ( ex1I2
% 0.19/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.46            ( ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ! [Xy: $i] :
% 0.19/0.46                    ( ( in @ Xy @ A )
% 0.19/0.46                   => ( ( Xphi @ Xx )
% 0.19/0.46                     => ( ( Xphi @ Xy )
% 0.19/0.46                       => ( Xx = Xy ) ) ) ) )
% 0.19/0.46           => ( ? [Xx: $i] :
% 0.19/0.46                  ( ( in @ Xx @ A )
% 0.19/0.46                  & ( Xphi @ Xx ) )
% 0.19/0.46             => ( ex1 @ A
% 0.19/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(singletonsuniq_type,type,
% 0.19/0.46      singletonsuniq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(singletonsuniq,definition,
% 0.19/0.46      ( singletonsuniq
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( ( setadjoin @ Xx @ emptyset )
% 0.19/0.46              = ( setadjoin @ Xy @ emptyset ) )
% 0.19/0.46           => ( Xx = Xy ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(atmost1p_type,type,
% 0.19/0.46      atmost1p: $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(atleast2p_type,type,
% 0.19/0.46      atleast2p: $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(atmost2p_type,type,
% 0.19/0.46      atmost2p: $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(upairsetp_type,type,
% 0.19/0.46      upairsetp: $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjL1_type,type,
% 0.19/0.46      setukpairinjL1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjL1,definition,
% 0.19/0.46      ( setukpairinjL1
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.19/0.46            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 0.19/0.46           => ( Xx = Xz ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(kfstsingleton_type,type,
% 0.19/0.46      kfstsingleton: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(kfstsingleton,definition,
% 0.19/0.46      ( kfstsingleton
% 0.19/0.46      = ( ! [Xu: $i] :
% 0.19/0.46            ( ( iskpair @ Xu )
% 0.19/0.46           => ( singleton
% 0.19/0.46              @ ( dsetconstr @ ( setunion @ Xu )
% 0.19/0.46                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(theprop_type,type,
% 0.19/0.46      theprop: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(theprop,definition,
% 0.19/0.46      ( theprop
% 0.19/0.46      = ( ! [X: $i] :
% 0.19/0.46            ( ( singleton @ X )
% 0.19/0.46           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(kfst_type,type,
% 0.19/0.46      kfst: $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(kfstpairEq_type,type,
% 0.19/0.46      kfstpairEq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(kfstpairEq,definition,
% 0.19/0.46      ( kfstpairEq
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.19/0.46            = Xx ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodfstin_type,type,
% 0.19/0.46      cartprodfstin: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodfstin,definition,
% 0.19/0.46      ( cartprodfstin
% 0.19/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.19/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.19/0.46           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjL2_type,type,
% 0.19/0.46      setukpairinjL2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjL2,definition,
% 0.19/0.46      ( setukpairinjL2
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.19/0.46            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.19/0.46              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.19/0.46           => ( Xx = Xz ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjL_type,type,
% 0.19/0.46      setukpairinjL: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjL,definition,
% 0.19/0.46      ( setukpairinjL
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.19/0.46            ( ( ( kpair @ Xx @ Xy )
% 0.19/0.46              = ( kpair @ Xz @ Xu ) )
% 0.19/0.46           => ( Xx = Xz ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjR11_type,type,
% 0.19/0.46      setukpairinjR11: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjR11,definition,
% 0.19/0.46      ( setukpairinjR11
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( Xx = Xy )
% 0.19/0.46           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.19/0.46              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjR12_type,type,
% 0.19/0.46      setukpairinjR12: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjR12,definition,
% 0.19/0.46      ( setukpairinjR12
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( Xx = Xy )
% 0.19/0.46           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.19/0.46              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjR1_type,type,
% 0.19/0.46      setukpairinjR1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjR1,definition,
% 0.19/0.46      ( setukpairinjR1
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.19/0.46            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.19/0.46              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.19/0.46           => ( ( Xz = Xu )
% 0.19/0.46             => ( Xy = Xu ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(upairequniteq_type,type,
% 0.19/0.46      upairequniteq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(upairequniteq,definition,
% 0.19/0.46      ( upairequniteq
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.19/0.46            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.19/0.46              = ( setadjoin @ Xz @ emptyset ) )
% 0.19/0.46           => ( Xx = Xy ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjR2_type,type,
% 0.19/0.46      setukpairinjR2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjR2,definition,
% 0.19/0.46      ( setukpairinjR2
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.19/0.46            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.19/0.46              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.19/0.46           => ( Xy = Xu ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjR_type,type,
% 0.19/0.46      setukpairinjR: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setukpairinjR,definition,
% 0.19/0.46      ( setukpairinjR
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.19/0.46            ( ( ( kpair @ Xx @ Xy )
% 0.19/0.46              = ( kpair @ Xz @ Xu ) )
% 0.19/0.46           => ( Xy = Xu ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ksndsingleton_type,type,
% 0.19/0.46      ksndsingleton: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ksndsingleton,definition,
% 0.19/0.46      ( ksndsingleton
% 0.19/0.46      = ( ! [Xu: $i] :
% 0.19/0.46            ( ( iskpair @ Xu )
% 0.19/0.46           => ( singleton
% 0.19/0.46              @ ( dsetconstr @ ( setunion @ Xu )
% 0.19/0.46                @ ^ [Xx: $i] :
% 0.19/0.46                    ( Xu
% 0.19/0.46                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ksnd_type,type,
% 0.19/0.46      ksnd: $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(ksndpairEq_type,type,
% 0.19/0.46      ksndpairEq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ksndpairEq,definition,
% 0.19/0.46      ( ksndpairEq
% 0.19/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.19/0.46            = Xy ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(kpairsurjEq_type,type,
% 0.19/0.46      kpairsurjEq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(kpairsurjEq,definition,
% 0.19/0.46      ( kpairsurjEq
% 0.19/0.46      = ( ! [Xu: $i] :
% 0.19/0.46            ( ( iskpair @ Xu )
% 0.19/0.46           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.19/0.46              = Xu ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodsndin_type,type,
% 0.19/0.46      cartprodsndin: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodsndin,definition,
% 0.19/0.46      ( cartprodsndin
% 0.19/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.19/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.19/0.46           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodpairmemEL_type,type,
% 0.19/0.46      cartprodpairmemEL: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodpairmemEL,definition,
% 0.19/0.46      ( cartprodpairmemEL
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.19/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodpairmemER_type,type,
% 0.19/0.46      cartprodpairmemER: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodpairmemER,definition,
% 0.19/0.46      ( cartprodpairmemER
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.19/0.46           => ( in @ Xy @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodmempaircEq_type,type,
% 0.19/0.46      cartprodmempaircEq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodmempaircEq,definition,
% 0.19/0.46      ( cartprodmempaircEq
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( ( kpair @ Xx @ Xy )
% 0.19/0.46                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodfstpairEq_type,type,
% 0.19/0.46      cartprodfstpairEq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodfstpairEq,definition,
% 0.19/0.46      ( cartprodfstpairEq
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.19/0.46                  = Xx ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodsndpairEq_type,type,
% 0.19/0.46      cartprodsndpairEq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodsndpairEq,definition,
% 0.19/0.46      ( cartprodsndpairEq
% 0.19/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.19/0.46                  = Xy ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodpairsurjEq_type,type,
% 0.19/0.46      cartprodpairsurjEq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(cartprodpairsurjEq,definition,
% 0.19/0.46      ( cartprodpairsurjEq
% 0.19/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.19/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.19/0.46           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.19/0.46              = Xu ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(breln_type,type,
% 0.19/0.46      breln: $i > $i > $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(breln,definition,
% 0.19/0.46      ( breln
% 0.19/0.46      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstr_type,type,
% 0.19/0.46      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrI_type,type,
% 0.19/0.46      dpsetconstrI: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrI,definition,
% 0.19/0.46      ( dpsetconstrI
% 0.19/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( ( Xphi @ Xx @ Xy )
% 0.19/0.46                 => ( in @ ( kpair @ Xx @ Xy )
% 0.19/0.46                    @ ( dpsetconstr @ A @ B
% 0.19/0.46                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrSub_type,type,
% 0.19/0.46      dpsetconstrSub: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrSub,definition,
% 0.19/0.46      ( dpsetconstrSub
% 0.19/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.19/0.46            ( subset
% 0.19/0.46            @ ( dpsetconstr @ A @ B
% 0.19/0.46              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 0.19/0.46            @ ( cartprod @ A @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setOfPairsIsBReln_type,type,
% 0.19/0.46      setOfPairsIsBReln: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setOfPairsIsBReln,definition,
% 0.19/0.46      ( setOfPairsIsBReln
% 0.19/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.19/0.46            ( breln @ A @ B
% 0.19/0.46            @ ( dpsetconstr @ A @ B
% 0.19/0.46              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrERa_type,type,
% 0.19/0.46      dpsetconstrERa: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrERa,definition,
% 0.19/0.46      ( dpsetconstrERa
% 0.19/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ B )
% 0.19/0.46               => ( ( in @ ( kpair @ Xx @ Xy )
% 0.19/0.46                    @ ( dpsetconstr @ A @ B
% 0.19/0.46                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.19/0.46                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrEL1_type,type,
% 0.19/0.46      dpsetconstrEL1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrEL1,definition,
% 0.19/0.46      ( dpsetconstrEL1
% 0.19/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( in @ ( kpair @ Xx @ Xy )
% 0.19/0.46              @ ( dpsetconstr @ A @ B
% 0.19/0.46                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.19/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrEL2_type,type,
% 0.19/0.46      dpsetconstrEL2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrEL2,definition,
% 0.19/0.46      ( dpsetconstrEL2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( in @ ( kpair @ Xx @ Xy )
% 0.19/0.46              @ ( dpsetconstr @ A @ B
% 0.19/0.46                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.19/0.46           => ( in @ Xy @ B ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrER_type,type,
% 0.19/0.46      dpsetconstrER: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(dpsetconstrER,definition,
% 0.19/0.46      ( dpsetconstrER
% 0.19/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.19/0.46            ( ( in @ ( kpair @ Xx @ Xy )
% 0.19/0.46              @ ( dpsetconstr @ A @ B
% 0.19/0.46                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.19/0.46           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(func_type,type,
% 0.19/0.46      func: $i > $i > $i > $o ).
% 0.19/0.46  
% 0.19/0.46  thf(funcSet_type,type,
% 0.19/0.46      funcSet: $i > $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(funcImageSingleton_type,type,
% 0.19/0.46      funcImageSingleton: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(funcImageSingleton,definition,
% 0.19/0.46      ( funcImageSingleton
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( func @ A @ B @ Xf )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( singleton
% 0.19/0.46                  @ ( dsetconstr @ B
% 0.19/0.46                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(apProp_type,type,
% 0.19/0.46      apProp: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(apProp,definition,
% 0.19/0.46      ( apProp
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( func @ A @ B @ Xf )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in
% 0.19/0.46                  @ ( setunion
% 0.19/0.46                    @ ( dsetconstr @ B
% 0.19/0.46                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 0.19/0.46                  @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ap_type,type,
% 0.19/0.46      ap: $i > $i > $i > $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(app_type,type,
% 0.19/0.46      app: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(app,definition,
% 0.19/0.46      ( app
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( func @ A @ B @ Xf )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(infuncsetfunc_type,type,
% 0.19/0.46      infuncsetfunc: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(infuncsetfunc,definition,
% 0.19/0.46      ( infuncsetfunc
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.19/0.46           => ( func @ A @ B @ Xf ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ap2p_type,type,
% 0.19/0.46      ap2p: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ap2p,definition,
% 0.19/0.46      ( ap2p
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(funcinfuncset_type,type,
% 0.19/0.46      funcinfuncset: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(funcinfuncset,definition,
% 0.19/0.46      ( funcinfuncset
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( func @ A @ B @ Xf )
% 0.19/0.46           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(lamProp_type,type,
% 0.19/0.46      lamProp: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(lamProp,definition,
% 0.19/0.46      ( lamProp
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.19/0.46            ( ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.19/0.46           => ( func @ A @ B
% 0.19/0.46              @ ( dpsetconstr @ A @ B
% 0.19/0.46                @ ^ [Xx: $i,Xy: $i] :
% 0.19/0.46                    ( ( Xf @ Xx )
% 0.19/0.46                    = Xy ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(lam_type,type,
% 0.19/0.46      lam: $i > $i > ( $i > $i ) > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(lamp_type,type,
% 0.19/0.46      lamp: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(lamp,definition,
% 0.19/0.46      ( lamp
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.19/0.46            ( ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.19/0.46           => ( func @ A @ B
% 0.19/0.46              @ ( lam @ A @ B
% 0.19/0.46                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(lam2p_type,type,
% 0.19/0.46      lam2p: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(lam2p,definition,
% 0.19/0.46      ( lam2p
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.19/0.46            ( ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.19/0.46           => ( in
% 0.19/0.46              @ ( lam @ A @ B
% 0.19/0.46                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.19/0.46              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(brelnall1_type,type,
% 0.19/0.46      brelnall1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(brelnall1,definition,
% 0.19/0.46      ( brelnall1
% 0.19/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.19/0.46            ( ( breln @ A @ B @ R )
% 0.19/0.46           => ! [Xphi: $i > $o] :
% 0.19/0.46                ( ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ A )
% 0.19/0.46                   => ! [Xy: $i] :
% 0.19/0.46                        ( ( in @ Xy @ B )
% 0.19/0.46                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.19/0.46                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.19/0.46               => ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ R )
% 0.19/0.46                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(brelnall2_type,type,
% 0.19/0.46      brelnall2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(brelnall2,definition,
% 0.19/0.46      ( brelnall2
% 0.19/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.19/0.46            ( ( breln @ A @ B @ R )
% 0.19/0.46           => ! [Xphi: $i > $o] :
% 0.19/0.46                ( ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ A )
% 0.19/0.46                   => ! [Xy: $i] :
% 0.19/0.46                        ( ( in @ Xy @ B )
% 0.19/0.46                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.19/0.46                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.19/0.46               => ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ R )
% 0.19/0.46                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ex1E2_type,type,
% 0.19/0.46      ex1E2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ex1E2,definition,
% 0.19/0.46      ( ex1E2
% 0.19/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.19/0.46            ( ( ex1 @ A
% 0.19/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ! [Xy: $i] :
% 0.19/0.46                    ( ( in @ Xy @ A )
% 0.19/0.46                   => ( ( Xphi @ Xx )
% 0.19/0.46                     => ( ( Xphi @ Xy )
% 0.19/0.46                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(funcGraphProp1_type,type,
% 0.19/0.46      funcGraphProp1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(funcGraphProp1,definition,
% 0.19/0.46      ( funcGraphProp1
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( func @ A @ B @ Xf )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(funcGraphProp3_type,type,
% 0.19/0.46      funcGraphProp3: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(funcGraphProp3,definition,
% 0.19/0.46      ( funcGraphProp3
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(funcGraphProp2_type,type,
% 0.19/0.46      funcGraphProp2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(funcGraphProp2,definition,
% 0.19/0.46      ( funcGraphProp2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( func @ A @ B @ Xf )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ! [Xy: $i] :
% 0.19/0.46                    ( ( in @ Xy @ B )
% 0.19/0.46                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.19/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.19/0.46                        = Xy ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(funcextLem_type,type,
% 0.19/0.46      funcextLem: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(funcextLem,definition,
% 0.19/0.46      ( funcextLem
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( func @ A @ B @ Xf )
% 0.19/0.46           => ! [Xg: $i] :
% 0.19/0.46                ( ( func @ A @ B @ Xg )
% 0.19/0.46               => ( ! [Xx: $i] :
% 0.19/0.46                      ( ( in @ Xx @ A )
% 0.19/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.19/0.46                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.19/0.46                 => ! [Xx: $i] :
% 0.19/0.46                      ( ( in @ Xx @ A )
% 0.19/0.46                     => ! [Xy: $i] :
% 0.19/0.46                          ( ( in @ Xy @ B )
% 0.19/0.46                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 0.19/0.46                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(funcGraphProp4_type,type,
% 0.19/0.46      funcGraphProp4: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(funcGraphProp4,definition,
% 0.19/0.46      ( funcGraphProp4
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ! [Xy: $i] :
% 0.19/0.46                    ( ( in @ Xy @ B )
% 0.19/0.46                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.19/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.19/0.46                        = Xy ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(subbreln_type,type,
% 0.19/0.46      subbreln: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subbreln,definition,
% 0.19/0.46      ( subbreln
% 0.19/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.19/0.46            ( ( breln @ A @ B @ R )
% 0.19/0.46           => ! [S: $i] :
% 0.19/0.46                ( ( breln @ A @ B @ S )
% 0.19/0.46               => ( ! [Xx: $i] :
% 0.19/0.46                      ( ( in @ Xx @ A )
% 0.19/0.46                     => ! [Xy: $i] :
% 0.19/0.46                          ( ( in @ Xy @ B )
% 0.19/0.46                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.19/0.46                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.19/0.46                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(eqbreln_type,type,
% 0.19/0.46      eqbreln: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(eqbreln,definition,
% 0.19/0.46      ( eqbreln
% 0.19/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.19/0.46            ( ( breln @ A @ B @ R )
% 0.19/0.46           => ! [S: $i] :
% 0.19/0.46                ( ( breln @ A @ B @ S )
% 0.19/0.46               => ( ! [Xx: $i] :
% 0.19/0.46                      ( ( in @ Xx @ A )
% 0.19/0.46                     => ! [Xy: $i] :
% 0.19/0.46                          ( ( in @ Xy @ B )
% 0.19/0.46                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.19/0.46                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.19/0.46                 => ( ! [Xx: $i] :
% 0.19/0.46                        ( ( in @ Xx @ A )
% 0.19/0.46                       => ! [Xy: $i] :
% 0.19/0.46                            ( ( in @ Xy @ B )
% 0.19/0.46                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 0.19/0.46                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 0.19/0.46                   => ( R = S ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(funcext_type,type,
% 0.19/0.46      funcext: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(funcext,definition,
% 0.19/0.46      ( funcext
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( func @ A @ B @ Xf )
% 0.19/0.46           => ! [Xg: $i] :
% 0.19/0.46                ( ( func @ A @ B @ Xg )
% 0.19/0.46               => ( ! [Xx: $i] :
% 0.19/0.46                      ( ( in @ Xx @ A )
% 0.19/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.19/0.46                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.19/0.46                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(funcext2_type,type,
% 0.19/0.46      funcext2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(funcext2,definition,
% 0.19/0.46      ( funcext2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.19/0.46           => ! [Xg: $i] :
% 0.19/0.46                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 0.19/0.46               => ( ! [Xx: $i] :
% 0.19/0.46                      ( ( in @ Xx @ A )
% 0.19/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.19/0.46                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.19/0.46                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ap2apEq1_type,type,
% 0.19/0.46      ap2apEq1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ap2apEq1,definition,
% 0.19/0.46      ( ap2apEq1
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.19/0.46                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ap2apEq2_type,type,
% 0.19/0.46      ap2apEq2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ap2apEq2,definition,
% 0.19/0.46      ( ap2apEq2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( func @ A @ B @ Xf )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.19/0.46                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(beta1_type,type,
% 0.19/0.46      beta1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(beta1,definition,
% 0.19/0.46      ( beta1
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.19/0.46            ( ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( ( ap @ A @ B
% 0.19/0.46                    @ ( lam @ A @ B
% 0.19/0.46                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.19/0.46                    @ Xx )
% 0.19/0.46                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(eta1_type,type,
% 0.19/0.46      eta1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(eta1,definition,
% 0.19/0.46      ( eta1
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( func @ A @ B @ Xf )
% 0.19/0.46           => ( ( lam @ A @ B
% 0.19/0.46                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.19/0.46              = Xf ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(lam2lamEq_type,type,
% 0.19/0.46      lam2lamEq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(lam2lamEq,definition,
% 0.19/0.46      ( lam2lamEq
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.19/0.46            ( ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.19/0.46           => ( ( lam @ A @ B
% 0.19/0.46                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.19/0.46              = ( lam @ A @ B
% 0.19/0.46                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(beta2_type,type,
% 0.19/0.46      beta2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(beta2,definition,
% 0.19/0.46      ( beta2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.19/0.46            ( ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( ( ap @ A @ B
% 0.19/0.46                    @ ( lam @ A @ B
% 0.19/0.46                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.19/0.46                    @ Xx )
% 0.19/0.46                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(eta2_type,type,
% 0.19/0.46      eta2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(eta2,definition,
% 0.19/0.46      ( eta2
% 0.19/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.19/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.19/0.46           => ( ( lam @ A @ B
% 0.19/0.46                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.19/0.46              = Xf ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(iffalseProp1_type,type,
% 0.19/0.46      iffalseProp1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(iffalseProp1,definition,
% 0.19/0.46      ( iffalseProp1
% 0.19/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ A )
% 0.19/0.46               => ( ~ Xphi
% 0.19/0.46                 => ( in @ Xy
% 0.19/0.46                    @ ( dsetconstr @ A
% 0.19/0.46                      @ ^ [Xz: $i] :
% 0.19/0.46                          ( ( Xphi
% 0.19/0.46                            & ( Xz = Xx ) )
% 0.19/0.46                          | ( ~ Xphi
% 0.19/0.46                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(iffalseProp2_type,type,
% 0.19/0.46      iffalseProp2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(iffalseProp2,definition,
% 0.19/0.46      ( iffalseProp2
% 0.19/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ A )
% 0.19/0.46               => ( ~ Xphi
% 0.19/0.46                 => ( ( dsetconstr @ A
% 0.19/0.46                      @ ^ [Xz: $i] :
% 0.19/0.46                          ( ( Xphi
% 0.19/0.46                            & ( Xz = Xx ) )
% 0.19/0.46                          | ( ~ Xphi
% 0.19/0.46                            & ( Xz = Xy ) ) ) )
% 0.19/0.46                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(iftrueProp1_type,type,
% 0.19/0.46      iftrueProp1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(iftrueProp1,definition,
% 0.19/0.46      ( iftrueProp1
% 0.19/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ A )
% 0.19/0.46               => ( Xphi
% 0.19/0.46                 => ( in @ Xx
% 0.19/0.46                    @ ( dsetconstr @ A
% 0.19/0.46                      @ ^ [Xz: $i] :
% 0.19/0.46                          ( ( Xphi
% 0.19/0.46                            & ( Xz = Xx ) )
% 0.19/0.46                          | ( ~ Xphi
% 0.19/0.46                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(iftrueProp2_type,type,
% 0.19/0.46      iftrueProp2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(iftrueProp2,definition,
% 0.19/0.46      ( iftrueProp2
% 0.19/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ A )
% 0.19/0.46               => ( Xphi
% 0.19/0.46                 => ( ( dsetconstr @ A
% 0.19/0.46                      @ ^ [Xz: $i] :
% 0.19/0.46                          ( ( Xphi
% 0.19/0.46                            & ( Xz = Xx ) )
% 0.19/0.46                          | ( ~ Xphi
% 0.19/0.46                            & ( Xz = Xy ) ) ) )
% 0.19/0.46                    = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(ifSingleton_type,type,
% 0.19/0.46      ifSingleton: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ifSingleton,definition,
% 0.19/0.46      ( ifSingleton
% 0.19/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ A )
% 0.19/0.46               => ( singleton
% 0.19/0.46                  @ ( dsetconstr @ A
% 0.19/0.46                    @ ^ [Xz: $i] :
% 0.19/0.46                        ( ( Xphi
% 0.19/0.46                          & ( Xz = Xx ) )
% 0.19/0.46                        | ( ~ Xphi
% 0.19/0.46                          & ( Xz = Xy ) ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(if_type,type,
% 0.19/0.46      if: $i > $o > $i > $i > $i ).
% 0.19/0.46  
% 0.19/0.46  thf(ifp_type,type,
% 0.19/0.46      ifp: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(ifp,definition,
% 0.19/0.46      ( ifp
% 0.19/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ A )
% 0.19/0.46               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ A ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(theeq_type,type,
% 0.19/0.46      theeq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(theeq,definition,
% 0.19/0.46      ( theeq
% 0.19/0.46      = ( ! [X: $i] :
% 0.19/0.46            ( ( singleton @ X )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ X )
% 0.19/0.46               => ( ( setunion @ X )
% 0.19/0.46                  = Xx ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(iftrue_type,type,
% 0.19/0.46      iftrue: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(iftrue,definition,
% 0.19/0.46      ( iftrue
% 0.19/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ A )
% 0.19/0.46               => ( Xphi
% 0.19/0.46                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 0.19/0.46                    = Xx ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(iffalse_type,type,
% 0.19/0.46      iffalse: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(iffalse,definition,
% 0.19/0.46      ( iffalse
% 0.19/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ A )
% 0.19/0.46               => ( ~ Xphi
% 0.19/0.46                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 0.19/0.46                    = Xy ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(iftrueorfalse_type,type,
% 0.19/0.46      iftrueorfalse: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(iftrueorfalse,definition,
% 0.19/0.46      ( iftrueorfalse
% 0.19/0.46      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.19/0.46            ( ( in @ Xx @ A )
% 0.19/0.46           => ! [Xy: $i] :
% 0.19/0.46                ( ( in @ Xy @ A )
% 0.19/0.46               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectT_lem_type,type,
% 0.19/0.46      binintersectT_lem: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectT_lem,definition,
% 0.19/0.46      ( binintersectT_lem
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionT_lem_type,type,
% 0.19/0.46      binunionT_lem: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binunionT_lem,definition,
% 0.19/0.46      ( binunionT_lem
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ( in @ ( binunion @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetT_lem_type,type,
% 0.19/0.46      powersetT_lem: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetT_lem,definition,
% 0.19/0.46      ( powersetT_lem
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ( in @ ( powerset @ X ) @ ( powerset @ ( powerset @ A ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusT_lem_type,type,
% 0.19/0.46      setminusT_lem: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setminusT_lem,definition,
% 0.19/0.46      ( setminusT_lem
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ( in @ ( setminus @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(complementT_lem_type,type,
% 0.19/0.46      complementT_lem: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(complementT_lem,definition,
% 0.19/0.46      ( complementT_lem
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ( in @ ( setminus @ A @ X ) @ ( powerset @ A ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(setextT_type,type,
% 0.19/0.46      setextT: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(setextT,definition,
% 0.19/0.46      ( setextT
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ( ! [Xx: $i] :
% 0.19/0.46                      ( ( in @ Xx @ A )
% 0.19/0.46                     => ( ( in @ Xx @ X )
% 0.19/0.46                       => ( in @ Xx @ Y ) ) )
% 0.19/0.46                 => ( ! [Xx: $i] :
% 0.19/0.46                        ( ( in @ Xx @ A )
% 0.19/0.46                       => ( ( in @ Xx @ Y )
% 0.19/0.46                         => ( in @ Xx @ X ) ) )
% 0.19/0.46                   => ( X = Y ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetTI_type,type,
% 0.19/0.46      subsetTI: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(subsetTI,definition,
% 0.19/0.46      ( subsetTI
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ( ! [Xx: $i] :
% 0.19/0.46                      ( ( in @ Xx @ A )
% 0.19/0.46                     => ( ( in @ Xx @ X )
% 0.19/0.46                       => ( in @ Xx @ Y ) ) )
% 0.19/0.46                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetTI1_type,type,
% 0.19/0.46      powersetTI1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetTI1,definition,
% 0.19/0.46      ( powersetTI1
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ( ! [Xx: $i] :
% 0.19/0.46                      ( ( in @ Xx @ A )
% 0.19/0.46                     => ( ( in @ Xx @ X )
% 0.19/0.46                       => ( in @ Xx @ Y ) ) )
% 0.19/0.46                 => ( in @ X @ ( powerset @ Y ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetTE1_type,type,
% 0.19/0.46      powersetTE1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(powersetTE1,definition,
% 0.19/0.46      ( powersetTE1
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ A )
% 0.19/0.46                   => ( ( in @ X @ ( powerset @ Y ) )
% 0.19/0.46                     => ( ( in @ Xx @ X )
% 0.19/0.46                       => ( in @ Xx @ Y ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(complementTI1_type,type,
% 0.19/0.46      complementTI1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(complementTI1,definition,
% 0.19/0.46      ( complementTI1
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( ( in @ Xx @ X )
% 0.19/0.46                 => ~ ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(complementTE1_type,type,
% 0.19/0.46      complementTE1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(complementTE1,definition,
% 0.19/0.46      ( complementTE1
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( ~ ( in @ Xx @ ( setminus @ A @ X ) )
% 0.19/0.46                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectTELcontra_type,type,
% 0.19/0.46      binintersectTELcontra: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectTELcontra,definition,
% 0.19/0.46      ( binintersectTELcontra
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ A )
% 0.19/0.46                   => ( ~ ( in @ Xx @ X )
% 0.19/0.46                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectTERcontra_type,type,
% 0.19/0.46      binintersectTERcontra: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(binintersectTERcontra,definition,
% 0.19/0.46      ( binintersectTERcontra
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ A )
% 0.19/0.46                   => ( ~ ( in @ Xx @ Y )
% 0.19/0.46                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(contrasubsetT_type,type,
% 0.19/0.46      contrasubsetT: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(contrasubsetT,definition,
% 0.19/0.46      ( contrasubsetT
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ A )
% 0.19/0.46                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.19/0.46                     => ( ( in @ Xx @ Y )
% 0.19/0.46                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(contrasubsetT1_type,type,
% 0.19/0.46      contrasubsetT1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(contrasubsetT1,definition,
% 0.19/0.46      ( contrasubsetT1
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ A )
% 0.19/0.46                   => ( ( subset @ X @ Y )
% 0.19/0.46                     => ( ~ ( in @ Xx @ Y )
% 0.19/0.46                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(contrasubsetT2_type,type,
% 0.19/0.46      contrasubsetT2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(contrasubsetT2,definition,
% 0.19/0.46      ( contrasubsetT2
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ( ( subset @ X @ Y )
% 0.19/0.46                 => ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(contrasubsetT3_type,type,
% 0.19/0.46      contrasubsetT3: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(contrasubsetT3,definition,
% 0.19/0.46      ( contrasubsetT3
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ( ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) )
% 0.19/0.46                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(doubleComplementI1_type,type,
% 0.19/0.46      doubleComplementI1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(doubleComplementI1,definition,
% 0.19/0.46      ( doubleComplementI1
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( ( in @ Xx @ X )
% 0.19/0.46                 => ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(doubleComplementE1_type,type,
% 0.19/0.46      doubleComplementE1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(doubleComplementE1,definition,
% 0.19/0.46      ( doubleComplementE1
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Xx: $i] :
% 0.19/0.46                ( ( in @ Xx @ A )
% 0.19/0.46               => ( ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) )
% 0.19/0.46                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(doubleComplementSub1_type,type,
% 0.19/0.46      doubleComplementSub1: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(doubleComplementSub1,definition,
% 0.19/0.46      ( doubleComplementSub1
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ( subset @ X @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(doubleComplementSub2_type,type,
% 0.19/0.46      doubleComplementSub2: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(doubleComplementSub2,definition,
% 0.19/0.46      ( doubleComplementSub2
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ( subset @ ( setminus @ A @ ( setminus @ A @ X ) ) @ X ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(doubleComplementEq_type,type,
% 0.19/0.46      doubleComplementEq: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(doubleComplementEq,definition,
% 0.19/0.46      ( doubleComplementEq
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ( X
% 0.19/0.46              = ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(complementTnotintersectT_type,type,
% 0.19/0.46      complementTnotintersectT: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(complementTnotintersectT,definition,
% 0.19/0.46      ( complementTnotintersectT
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ A )
% 0.19/0.46                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.19/0.46                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(complementImpComplementIntersect_type,type,
% 0.19/0.46      complementImpComplementIntersect: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(complementImpComplementIntersect,definition,
% 0.19/0.46      ( complementImpComplementIntersect
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ! [Xx: $i] :
% 0.19/0.46                    ( ( in @ Xx @ A )
% 0.19/0.46                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 0.19/0.46                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(complementSubsetComplementIntersect_type,type,
% 0.19/0.46      complementSubsetComplementIntersect: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(complementSubsetComplementIntersect,definition,
% 0.19/0.46      ( complementSubsetComplementIntersect
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ( subset @ ( setminus @ A @ X ) @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(complementInPowersetComplementIntersect_type,type,
% 0.19/0.46      complementInPowersetComplementIntersect: $o ).
% 0.19/0.46  
% 0.19/0.46  thf(complementInPowersetComplementIntersect,definition,
% 0.19/0.46      ( complementInPowersetComplementIntersect
% 0.19/0.46      = ( ! [A: $i,X: $i] :
% 0.19/0.46            ( ( in @ X @ ( powerset @ A ) )
% 0.19/0.46           => ! [Y: $i] :
% 0.19/0.46                ( ( in @ Y @ ( powerset @ A ) )
% 0.19/0.46               => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 0.19/0.46  
% 0.19/0.46  thf(contraSubsetComplement,conjecture,
% 0.19/0.46      ( setextAx
% 0.19/0.46     => ( emptysetAx
% 0.19/0.46       => ( setadjoinAx
% 0.19/0.46         => ( powersetAx
% 0.19/0.46           => ( setunionAx
% 0.19/0.46             => ( omega0Ax
% 0.19/0.46               => ( omegaSAx
% 0.19/0.46                 => ( omegaIndAx
% 0.19/0.46                   => ( replAx
% 0.19/0.46                     => ( foundationAx
% 0.19/0.46                       => ( wellorderingAx
% 0.19/0.46                         => ( descrp
% 0.19/0.46                           => ( dsetconstrI
% 0.19/0.46                             => ( dsetconstrEL
% 0.19/0.46                               => ( dsetconstrER
% 0.19/0.46                                 => ( exuE1
% 0.19/0.46                                   => ( prop2setE
% 0.19/0.46                                     => ( emptysetE
% 0.19/0.46                                       => ( emptysetimpfalse
% 0.19/0.46                                         => ( notinemptyset
% 0.19/0.46                                           => ( exuE3e
% 0.19/0.46                                             => ( setext
% 0.19/0.46                                               => ( emptyI
% 0.19/0.46                                                 => ( noeltsimpempty
% 0.19/0.46                                                   => ( setbeta
% 0.19/0.46                                                     => ( nonemptyE1
% 0.19/0.46                                                       => ( nonemptyI
% 0.19/0.46                                                         => ( nonemptyI1
% 0.19/0.46                                                           => ( setadjoinIL
% 0.19/0.46                                                             => ( emptyinunitempty
% 0.19/0.46                                                               => ( setadjoinIR
% 0.19/0.46                                                                 => ( setadjoinE
% 0.19/0.46                                                                   => ( setadjoinOr
% 0.19/0.46                                                                     => ( setoftrueEq
% 0.19/0.46                                                                       => ( powersetI
% 0.19/0.46                                                                         => ( emptyinPowerset
% 0.19/0.46                                                                           => ( emptyInPowerset
% 0.19/0.46                                                                             => ( powersetE
% 0.19/0.46                                                                               => ( setunionI
% 0.19/0.46                                                                                 => ( setunionE
% 0.19/0.46                                                                                   => ( subPowSU
% 0.19/0.46                                                                                     => ( exuE2
% 0.19/0.46                                                                                       => ( nonemptyImpWitness
% 0.19/0.46                                                                                         => ( uniqinunit
% 0.19/0.46                                                                                           => ( notinsingleton
% 0.19/0.46                                                                                             => ( eqinunit
% 0.19/0.46                                                                                               => ( singletonsswitch
% 0.19/0.46                                                                                                 => ( upairsetE
% 0.19/0.46                                                                                                   => ( upairsetIL
% 0.19/0.46                                                                                                     => ( upairsetIR
% 0.19/0.46                                                                                                       => ( emptyE1
% 0.19/0.46                                                                                                         => ( vacuousDall
% 0.19/0.46                                                                                                           => ( quantDeMorgan1
% 0.19/0.46                                                                                                             => ( quantDeMorgan2
% 0.19/0.46                                                                                                               => ( quantDeMorgan3
% 0.19/0.46                                                                                                                 => ( quantDeMorgan4
% 0.19/0.46                                                                                                                   => ( prop2setI
% 0.19/0.46                                                                                                                     => ( prop2set2propI
% 0.19/0.46                                                                                                                       => ( notdexE
% 0.19/0.46                                                                                                                         => ( notdallE
% 0.19/0.46                                                                                                                           => ( exuI1
% 0.19/0.46                                                                                                                             => ( exuI3
% 0.19/0.46                                                                                                                               => ( exuI2
% 0.19/0.46                                                                                                                                 => ( inCongP
% 0.19/0.46                                                                                                                                   => ( in__Cong
% 0.19/0.46                                                                                                                                     => ( exuE3u
% 0.19/0.46                                                                                                                                       => ( exu__Cong
% 0.19/0.46                                                                                                                                         => ( emptyset__Cong
% 0.19/0.46                                                                                                                                           => ( setadjoin__Cong
% 0.19/0.46                                                                                                                                             => ( powerset__Cong
% 0.19/0.46                                                                                                                                               => ( setunion__Cong
% 0.19/0.46                                                                                                                                                 => ( omega__Cong
% 0.19/0.46                                                                                                                                                   => ( exuEu
% 0.19/0.46                                                                                                                                                     => ( descr__Cong
% 0.19/0.46                                                                                                                                                       => ( dsetconstr__Cong
% 0.19/0.46                                                                                                                                                         => ( subsetI1
% 0.19/0.46                                                                                                                                                           => ( eqimpsubset2
% 0.19/0.46                                                                                                                                                             => ( eqimpsubset1
% 0.19/0.46                                                                                                                                                               => ( subsetI2
% 0.19/0.46                                                                                                                                                                 => ( emptysetsubset
% 0.19/0.46                                                                                                                                                                   => ( subsetE
% 0.19/0.46                                                                                                                                                                     => ( subsetE2
% 0.19/0.46                                                                                                                                                                       => ( notsubsetI
% 0.19/0.46                                                                                                                                                                         => ( notequalI1
% 0.19/0.46                                                                                                                                                                           => ( notequalI2
% 0.19/0.46                                                                                                                                                                             => ( subsetRefl
% 0.19/0.46                                                                                                                                                                               => ( subsetTrans
% 0.19/0.46                                                                                                                                                                                 => ( setadjoinSub
% 0.19/0.46                                                                                                                                                                                   => ( setadjoinSub2
% 0.19/0.46                                                                                                                                                                                     => ( subset2powerset
% 0.19/0.46                                                                                                                                                                                       => ( setextsub
% 0.19/0.46                                                                                                                                                                                         => ( subsetemptysetimpeq
% 0.19/0.46                                                                                                                                                                                           => ( powersetI1
% 0.19/0.46                                                                                                                                                                                             => ( powersetE1
% 0.19/0.46                                                                                                                                                                                               => ( inPowerset
% 0.19/0.46                                                                                                                                                                                                 => ( powersetsubset
% 0.19/0.46                                                                                                                                                                                                   => ( sepInPowerset
% 0.19/0.46                                                                                                                                                                                                     => ( sepSubset
% 0.19/0.46                                                                                                                                                                                                       => ( binunionIL
% 0.19/0.46                                                                                                                                                                                                         => ( upairset2IR
% 0.19/0.46                                                                                                                                                                                                           => ( binunionIR
% 0.19/0.46                                                                                                                                                                                                             => ( binunionEcases
% 0.19/0.46                                                                                                                                                                                                               => ( binunionE
% 0.19/0.46                                                                                                                                                                                                                 => ( binunionLsub
% 0.19/0.46                                                                                                                                                                                                                   => ( binunionRsub
% 0.19/0.46                                                                                                                                                                                                                     => ( binintersectI
% 0.19/0.46                                                                                                                                                                                                                       => ( binintersectSubset5
% 0.19/0.46                                                                                                                                                                                                                         => ( binintersectEL
% 0.19/0.46                                                                                                                                                                                                                           => ( binintersectLsub
% 0.19/0.46                                                                                                                                                                                                                             => ( binintersectSubset2
% 0.19/0.46                                                                                                                                                                                                                               => ( binintersectSubset3
% 0.19/0.46                                                                                                                                                                                                                                 => ( binintersectER
% 0.19/0.46                                                                                                                                                                                                                                   => ( disjointsetsI1
% 0.19/0.46                                                                                                                                                                                                                                     => ( binintersectRsub
% 0.19/0.46                                                                                                                                                                                                                                       => ( binintersectSubset4
% 0.19/0.46                                                                                                                                                                                                                                         => ( binintersectSubset1
% 0.19/0.46                                                                                                                                                                                                                                           => ( bs114d
% 0.19/0.46                                                                                                                                                                                                                                             => ( setminusI
% 0.19/0.46                                                                                                                                                                                                                                               => ( setminusEL
% 0.19/0.46                                                                                                                                                                                                                                                 => ( setminusER
% 0.19/0.46                                                                                                                                                                                                                                                   => ( setminusSubset2
% 0.19/0.46                                                                                                                                                                                                                                                     => ( setminusERneg
% 0.19/0.46                                                                                                                                                                                                                                                       => ( setminusELneg
% 0.19/0.46                                                                                                                                                                                                                                                         => ( setminusILneg
% 0.19/0.46                                                                                                                                                                                                                                                           => ( setminusIRneg
% 0.19/0.46                                                                                                                                                                                                                                                             => ( setminusLsub
% 0.19/0.46                                                                                                                                                                                                                                                               => ( setminusSubset1
% 0.19/0.46                                                                                                                                                                                                                                                                 => ( symdiffE
% 0.19/0.46                                                                                                                                                                                                                                                                   => ( symdiffI1
% 0.19/0.46                                                                                                                                                                                                                                                                     => ( symdiffI2
% 0.19/0.46                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 0.19/0.46                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 0.19/0.46                                                                                                                                                                                                                                                                           => ( secondinupair
% 0.19/0.46                                                                                                                                                                                                                                                                             => ( setukpairIL
% 0.19/0.46                                                                                                                                                                                                                                                                               => ( setukpairIR
% 0.19/0.46                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 0.19/0.46                                                                                                                                                                                                                                                                                   => ( kpairp
% 0.19/0.46                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 0.19/0.46                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 0.19/0.46                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 0.19/0.46                                                                                                                                                                                                                                                                                           => ( upairset2E
% 0.19/0.46                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 0.19/0.46                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 0.19/0.46                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 0.19/0.46                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 0.19/0.46                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 0.19/0.46                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 0.19/0.46                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 0.19/0.46                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 0.19/0.46                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 0.19/0.46                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 0.19/0.46                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 0.19/0.46                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 0.19/0.46                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 0.19/0.46                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 0.19/0.46                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 0.19/0.46                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 0.19/0.46                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 0.19/0.46                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 0.19/0.46                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 0.19/0.47                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [A: $i,X: $i] :
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( in @ X @ ( powerset @ A ) )
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [Y: $i] :
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ Y @ ( powerset @ A ) )
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [Xx: $i] :
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ Xx @ A )
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( in @ Xx @ Y )
% 0.30/0.47                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 0.30/0.47  
% 0.30/0.47  %------------------------------------------------------------------------------
% 0.30/0.47  ------------------------
% 2.45/1.47  ---- Embedded in THF ---
% 2.45/1.47  %%% This output was generated by embedproblem, version 1.9.5 (library version 1.9).
% 2.45/1.47  %%% Generated on Tue Feb 24 12:32:43 EST 2026
% 2.45/1.47  %%% using '$$dhol' embedding, version 1.3.0.
% 2.45/1.47  %%% Logic specification used:
% 2.45/1.47  %%% thf(spec, logic, $$dhol).
% 2.45/1.47  
% 2.45/1.47  % SZS output start ListOfTHF for /export/starexec/sandbox2/tmp/tmp.1oBuXnfUb8/DTF2DTF10607.p
% See solution above
% 2.45/1.47  ------------------------
% 2.68/1.52  ---- Cleaned THF ---
% 2.68/1.53  thf(in_type,type,
% 2.68/1.53      in: $i > $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exu_type,type,
% 2.68/1.53      exu: ( $i > $o ) > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exu,definition,
% 2.68/1.53      ( exu
% 2.68/1.53      = ( ^ [Xphi: $i > $o] :
% 2.68/1.53          ? [Xx: $i] :
% 2.68/1.53            ( ( Xphi @ Xx )
% 2.68/1.53            & ! [Xy: $i] :
% 2.68/1.53                ( ( Xphi @ Xy )
% 2.68/1.53               => ( Xx = Xy ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setextAx_type,type,
% 2.68/1.53      setextAx: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setextAx,definition,
% 2.68/1.53      ( setextAx
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53              <=> ( in @ Xx @ B ) )
% 2.68/1.53           => ( A = B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyset_type,type,
% 2.68/1.53      emptyset: $i ).
% 2.68/1.53  
% 2.68/1.53  thf(emptysetAx_type,type,
% 2.68/1.53      emptysetAx: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(emptysetAx,definition,
% 2.68/1.53      ( emptysetAx
% 2.68/1.53      = ( ! [Xx: $i] :
% 2.68/1.53            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoin_type,type,
% 2.68/1.53      setadjoin: $i > $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinAx_type,type,
% 2.68/1.53      setadjoinAx: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinAx,definition,
% 2.68/1.53      ( setadjoinAx
% 2.68/1.53      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.68/1.53          <=> ( ( Xy = Xx )
% 2.68/1.53              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(powerset_type,type,
% 2.68/1.53      powerset: $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetAx_type,type,
% 2.68/1.53      powersetAx: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetAx,definition,
% 2.68/1.53      ( powersetAx
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( in @ B @ ( powerset @ A ) )
% 2.68/1.53          <=> ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ B )
% 2.68/1.53               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setunion_type,type,
% 2.68/1.53      setunion: $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionAx_type,type,
% 2.68/1.53      setunionAx: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionAx,definition,
% 2.68/1.53      ( setunionAx
% 2.68/1.53      = ( ! [A: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( setunion @ A ) )
% 2.68/1.53          <=> ? [B: $i] :
% 2.68/1.53                ( ( in @ Xx @ B )
% 2.68/1.53                & ( in @ B @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(omega_type,type,
% 2.68/1.53      omega: $i ).
% 2.68/1.53  
% 2.68/1.53  thf(omega0Ax_type,type,
% 2.68/1.53      omega0Ax: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(omega0Ax,definition,
% 2.68/1.53      ( omega0Ax
% 2.68/1.53      = ( in @ emptyset @ omega ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(omegaSAx_type,type,
% 2.68/1.53      omegaSAx: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(omegaSAx,definition,
% 2.68/1.53      ( omegaSAx
% 2.68/1.53      = ( ! [Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ omega )
% 2.68/1.53           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(omegaIndAx_type,type,
% 2.68/1.53      omegaIndAx: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(omegaIndAx,definition,
% 2.68/1.53      ( omegaIndAx
% 2.68/1.53      = ( ! [A: $i] :
% 2.68/1.53            ( ( ( in @ emptyset @ A )
% 2.68/1.53              & ! [Xx: $i] :
% 2.68/1.53                  ( ( ( in @ Xx @ omega )
% 2.68/1.53                    & ( in @ Xx @ A ) )
% 2.68/1.53                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ omega )
% 2.68/1.53               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(replAx_type,type,
% 2.68/1.53      replAx: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(replAx,definition,
% 2.68/1.53      ( replAx
% 2.68/1.53      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( exu
% 2.68/1.53                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 2.68/1.53           => ? [B: $i] :
% 2.68/1.53              ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ B )
% 2.68/1.53              <=> ? [Xy: $i] :
% 2.68/1.53                    ( ( in @ Xy @ A )
% 2.68/1.53                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(foundationAx_type,type,
% 2.68/1.53      foundationAx: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(foundationAx,definition,
% 2.68/1.53      ( foundationAx
% 2.68/1.53      = ( ! [A: $i] :
% 2.68/1.53            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.68/1.53           => ? [B: $i] :
% 2.68/1.53                ( ( in @ B @ A )
% 2.68/1.53                & ~ ? [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ B )
% 2.68/1.53                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(wellorderingAx_type,type,
% 2.68/1.53      wellorderingAx: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(wellorderingAx,definition,
% 2.68/1.53      ( wellorderingAx
% 2.68/1.53      = ( ! [A: $i] :
% 2.68/1.53          ? [B: $i] :
% 2.68/1.53            ( ! [C: $i] :
% 2.68/1.53                ( ( in @ C @ B )
% 2.68/1.53               => ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ C )
% 2.68/1.53                   => ( in @ Xx @ A ) ) )
% 2.68/1.53            & ! [Xx: $i,Xy: $i] :
% 2.68/1.53                ( ( ( in @ Xx @ A )
% 2.68/1.53                  & ( in @ Xy @ A ) )
% 2.68/1.53               => ( ! [C: $i] :
% 2.68/1.53                      ( ( in @ C @ B )
% 2.68/1.53                     => ( ( in @ Xx @ C )
% 2.68/1.53                      <=> ( in @ Xy @ C ) ) )
% 2.68/1.53                 => ( Xx = Xy ) ) )
% 2.68/1.53            & ! [C: $i,D: $i] :
% 2.68/1.53                ( ( ( in @ C @ B )
% 2.68/1.53                  & ( in @ D @ B ) )
% 2.68/1.53               => ( ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ C )
% 2.68/1.53                     => ( in @ Xx @ D ) )
% 2.68/1.53                  | ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ D )
% 2.68/1.53                     => ( in @ Xx @ C ) ) ) )
% 2.68/1.53            & ! [C: $i] :
% 2.68/1.53                ( ( ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ C )
% 2.68/1.53                     => ( in @ Xx @ A ) )
% 2.68/1.53                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 2.68/1.53               => ? [D: $i,Xx: $i] :
% 2.68/1.53                    ( ( in @ D @ B )
% 2.68/1.53                    & ( in @ Xx @ C )
% 2.68/1.53                    & ~ ? [Xy: $i] :
% 2.68/1.53                          ( ( in @ Xy @ D )
% 2.68/1.53                          & ( in @ Xy @ C ) )
% 2.68/1.53                    & ! [E: $i] :
% 2.68/1.53                        ( ( in @ E @ B )
% 2.68/1.53                       => ( ! [Xy: $i] :
% 2.68/1.53                              ( ( in @ Xy @ E )
% 2.68/1.53                             => ( in @ Xy @ D ) )
% 2.68/1.53                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(descr_type,type,
% 2.68/1.53      descr: ( $i > $o ) > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(descrp_type,type,
% 2.68/1.53      descrp: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(descrp,definition,
% 2.68/1.53      ( descrp
% 2.68/1.53      = ( ! [Xphi: $i > $o] :
% 2.68/1.53            ( ( exu
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53           => ( Xphi
% 2.68/1.53              @ ( descr
% 2.68/1.53                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(dsetconstr_type,type,
% 2.68/1.53      dsetconstr: $i > ( $i > $o ) > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(dsetconstrI_type,type,
% 2.68/1.53      dsetconstrI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(dsetconstrI,definition,
% 2.68/1.53      ( dsetconstrI
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( ( Xphi @ Xx )
% 2.68/1.53             => ( in @ Xx
% 2.68/1.53                @ ( dsetconstr @ A
% 2.68/1.53                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(dsetconstrEL_type,type,
% 2.68/1.53      dsetconstrEL: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(dsetconstrEL,definition,
% 2.68/1.53      ( dsetconstrEL
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx
% 2.68/1.53              @ ( dsetconstr @ A
% 2.68/1.53                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.68/1.53           => ( in @ Xx @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(dsetconstrER_type,type,
% 2.68/1.53      dsetconstrER: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(dsetconstrER,definition,
% 2.68/1.53      ( dsetconstrER
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx
% 2.68/1.53              @ ( dsetconstr @ A
% 2.68/1.53                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.68/1.53           => ( Xphi @ Xx ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(exuE1_type,type,
% 2.68/1.53      exuE1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exuE1,definition,
% 2.68/1.53      ( exuE1
% 2.68/1.53      = ( ! [Xphi: $i > $o] :
% 2.68/1.53            ( ( exu
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53           => ? [Xx: $i] :
% 2.68/1.53                ( ( Xphi @ Xx )
% 2.68/1.53                & ! [Xy: $i] :
% 2.68/1.53                    ( ( Xphi @ Xy )
% 2.68/1.53                   => ( Xx = Xy ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(prop2set_type,type,
% 2.68/1.53      prop2set: $o > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(prop2setE_type,type,
% 2.68/1.53      prop2setE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(prop2setE,definition,
% 2.68/1.53      ( prop2setE
% 2.68/1.53      = ( ! [Xphi: $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 2.68/1.53           => Xphi ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(emptysetE_type,type,
% 2.68/1.53      emptysetE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(emptysetE,definition,
% 2.68/1.53      ( emptysetE
% 2.68/1.53      = ( ! [Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ emptyset )
% 2.68/1.53           => ! [Xphi: $o] : Xphi ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(emptysetimpfalse_type,type,
% 2.68/1.53      emptysetimpfalse: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(emptysetimpfalse,definition,
% 2.68/1.53      ( emptysetimpfalse
% 2.68/1.53      = ( ! [Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ emptyset )
% 2.68/1.53           => $false ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(notinemptyset_type,type,
% 2.68/1.53      notinemptyset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(notinemptyset,definition,
% 2.68/1.53      ( notinemptyset
% 2.68/1.53      = ( ! [Xx: $i] :
% 2.68/1.53            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(exuE3e_type,type,
% 2.68/1.53      exuE3e: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exuE3e,definition,
% 2.68/1.53      ( exuE3e
% 2.68/1.53      = ( ! [Xphi: $i > $o] :
% 2.68/1.53            ( ( exu
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setext_type,type,
% 2.68/1.53      setext: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setext,definition,
% 2.68/1.53      ( setext
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ Xx @ B ) )
% 2.68/1.53           => ( ! [Xx: $i] :
% 2.68/1.53                  ( ( in @ Xx @ B )
% 2.68/1.53                 => ( in @ Xx @ A ) )
% 2.68/1.53             => ( A = B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyI_type,type,
% 2.68/1.53      emptyI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyI,definition,
% 2.68/1.53      ( emptyI
% 2.68/1.53      = ( ! [A: $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ~ ( in @ Xx @ A )
% 2.68/1.53           => ( A = emptyset ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(noeltsimpempty_type,type,
% 2.68/1.53      noeltsimpempty: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(noeltsimpempty,definition,
% 2.68/1.53      ( noeltsimpempty
% 2.68/1.53      = ( ! [A: $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ~ ( in @ Xx @ A )
% 2.68/1.53           => ( A = emptyset ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setbeta_type,type,
% 2.68/1.53      setbeta: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setbeta,definition,
% 2.68/1.53      ( setbeta
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( ( in @ Xx
% 2.68/1.53                @ ( dsetconstr @ A
% 2.68/1.53                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.68/1.53            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(nonempty_type,type,
% 2.68/1.53      nonempty: $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(nonempty,definition,
% 2.68/1.53      ( nonempty
% 2.68/1.53      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(nonemptyE1_type,type,
% 2.68/1.53      nonemptyE1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(nonemptyE1,definition,
% 2.68/1.53      ( nonemptyE1
% 2.68/1.53      = ( ! [A: $i] :
% 2.68/1.53            ( ( nonempty @ A )
% 2.68/1.53           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(nonemptyI_type,type,
% 2.68/1.53      nonemptyI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(nonemptyI,definition,
% 2.68/1.53      ( nonemptyI
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( ( Xphi @ Xx )
% 2.68/1.53             => ( nonempty
% 2.68/1.53                @ ( dsetconstr @ A
% 2.68/1.53                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(nonemptyI1_type,type,
% 2.68/1.53      nonemptyI1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(nonemptyI1,definition,
% 2.68/1.53      ( nonemptyI1
% 2.68/1.53      = ( ! [A: $i] :
% 2.68/1.53            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.68/1.53           => ( nonempty @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinIL_type,type,
% 2.68/1.53      setadjoinIL: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinIL,definition,
% 2.68/1.53      ( setadjoinIL
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyinunitempty_type,type,
% 2.68/1.53      emptyinunitempty: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyinunitempty,definition,
% 2.68/1.53      ( emptyinunitempty
% 2.68/1.53      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinIR_type,type,
% 2.68/1.53      setadjoinIR: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinIR,definition,
% 2.68/1.53      ( setadjoinIR
% 2.68/1.53      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ Xy @ A )
% 2.68/1.53           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinE_type,type,
% 2.68/1.53      setadjoinE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinE,definition,
% 2.68/1.53      ( setadjoinE
% 2.68/1.53      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.68/1.53           => ! [Xphi: $o] :
% 2.68/1.53                ( ( ( Xy = Xx )
% 2.68/1.53                 => Xphi )
% 2.68/1.53               => ( ( ( in @ Xy @ A )
% 2.68/1.53                   => Xphi )
% 2.68/1.53                 => Xphi ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinOr_type,type,
% 2.68/1.53      setadjoinOr: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinOr,definition,
% 2.68/1.53      ( setadjoinOr
% 2.68/1.53      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.68/1.53           => ( ( Xy = Xx )
% 2.68/1.53              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setoftrueEq_type,type,
% 2.68/1.53      setoftrueEq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setoftrueEq,definition,
% 2.68/1.53      ( setoftrueEq
% 2.68/1.53      = ( ! [A: $i] :
% 2.68/1.53            ( ( dsetconstr @ A
% 2.68/1.53              @ ^ [Xx: $i] : $true )
% 2.68/1.53            = A ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetI_type,type,
% 2.68/1.53      powersetI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetI,definition,
% 2.68/1.53      ( powersetI
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ B )
% 2.68/1.53               => ( in @ Xx @ A ) )
% 2.68/1.53           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyinPowerset_type,type,
% 2.68/1.53      emptyinPowerset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyinPowerset,definition,
% 2.68/1.53      ( emptyinPowerset
% 2.68/1.53      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyInPowerset_type,type,
% 2.68/1.53      emptyInPowerset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyInPowerset,definition,
% 2.68/1.53      ( emptyInPowerset
% 2.68/1.53      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetE_type,type,
% 2.68/1.53      powersetE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetE,definition,
% 2.68/1.53      ( powersetE
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ B @ ( powerset @ A ) )
% 2.68/1.53           => ( ( in @ Xx @ B )
% 2.68/1.53             => ( in @ Xx @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionI_type,type,
% 2.68/1.53      setunionI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionI,definition,
% 2.68/1.53      ( setunionI
% 2.68/1.53      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.68/1.53            ( ( in @ Xx @ B )
% 2.68/1.53           => ( ( in @ B @ A )
% 2.68/1.53             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionE_type,type,
% 2.68/1.53      setunionE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionE,definition,
% 2.68/1.53      ( setunionE
% 2.68/1.53      = ( ! [A: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( setunion @ A ) )
% 2.68/1.53           => ! [Xphi: $o] :
% 2.68/1.53                ( ! [B: $i] :
% 2.68/1.53                    ( ( in @ Xx @ B )
% 2.68/1.53                   => ( ( in @ B @ A )
% 2.68/1.53                     => Xphi ) )
% 2.68/1.53               => Xphi ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subPowSU_type,type,
% 2.68/1.53      subPowSU: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subPowSU,definition,
% 2.68/1.53      ( subPowSU
% 2.68/1.53      = ( ! [A: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(exuE2_type,type,
% 2.68/1.53      exuE2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exuE2,definition,
% 2.68/1.53      ( exuE2
% 2.68/1.53      = ( ! [Xphi: $i > $o] :
% 2.68/1.53            ( ( exu
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53           => ? [Xx: $i] :
% 2.68/1.53              ! [Xy: $i] :
% 2.68/1.53                ( ( Xphi @ Xy )
% 2.68/1.53              <=> ( Xy = Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(nonemptyImpWitness_type,type,
% 2.68/1.53      nonemptyImpWitness: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(nonemptyImpWitness,definition,
% 2.68/1.53      ( nonemptyImpWitness
% 2.68/1.53      = ( ! [A: $i] :
% 2.68/1.53            ( ( nonempty @ A )
% 2.68/1.53           => ? [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53                & $true ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(uniqinunit_type,type,
% 2.68/1.53      uniqinunit: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(uniqinunit,definition,
% 2.68/1.53      ( uniqinunit
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.68/1.53           => ( Xx = Xy ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(notinsingleton_type,type,
% 2.68/1.53      notinsingleton: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(notinsingleton,definition,
% 2.68/1.53      ( notinsingleton
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( Xx != Xy )
% 2.68/1.53           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(eqinunit_type,type,
% 2.68/1.53      eqinunit: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(eqinunit,definition,
% 2.68/1.53      ( eqinunit
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( Xx = Xy )
% 2.68/1.53           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(singletonsswitch_type,type,
% 2.68/1.53      singletonsswitch: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(singletonsswitch,definition,
% 2.68/1.53      ( singletonsswitch
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.68/1.53           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(upairsetE_type,type,
% 2.68/1.53      upairsetE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(upairsetE,definition,
% 2.68/1.53      ( upairsetE
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.68/1.53            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.68/1.53           => ( ( Xz = Xx )
% 2.68/1.53              | ( Xz = Xy ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(upairsetIL_type,type,
% 2.68/1.53      upairsetIL: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(upairsetIL,definition,
% 2.68/1.53      ( upairsetIL
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(upairsetIR_type,type,
% 2.68/1.53      upairsetIR: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(upairsetIR,definition,
% 2.68/1.53      ( upairsetIR
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyE1_type,type,
% 2.68/1.53      emptyE1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyE1,definition,
% 2.68/1.53      ( emptyE1
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ? [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53                & ( Xphi @ Xx ) )
% 2.68/1.53           => ( ( ( dsetconstr @ A
% 2.68/1.53                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53                = emptyset )
% 2.68/1.53             => $false ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(vacuousDall_type,type,
% 2.68/1.53      vacuousDall: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(vacuousDall,definition,
% 2.68/1.53      ( vacuousDall
% 2.68/1.53      = ( ! [Xphi: $i > $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ emptyset )
% 2.68/1.53           => ( Xphi @ Xx ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(quantDeMorgan1_type,type,
% 2.68/1.53      quantDeMorgan1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(quantDeMorgan1,definition,
% 2.68/1.53      ( quantDeMorgan1
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ~ ! [Xx: $i] :
% 2.68/1.53                  ( ( in @ Xx @ A )
% 2.68/1.53                 => ( Xphi @ Xx ) )
% 2.68/1.53           => ? [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(quantDeMorgan2_type,type,
% 2.68/1.53      quantDeMorgan2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(quantDeMorgan2,definition,
% 2.68/1.53      ( quantDeMorgan2
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ~ ( Xphi @ Xx ) )
% 2.68/1.53           => ~ ? [Xx: $i] :
% 2.68/1.53                  ( ( in @ Xx @ A )
% 2.68/1.53                  & ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(quantDeMorgan3_type,type,
% 2.68/1.53      quantDeMorgan3: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(quantDeMorgan3,definition,
% 2.68/1.53      ( quantDeMorgan3
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ~ ? [Xx: $i] :
% 2.68/1.53                  ( ( in @ Xx @ A )
% 2.68/1.53                  & ( Xphi @ Xx ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(quantDeMorgan4_type,type,
% 2.68/1.53      quantDeMorgan4: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(quantDeMorgan4,definition,
% 2.68/1.53      ( quantDeMorgan4
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ? [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53                & ~ ( Xphi @ Xx ) )
% 2.68/1.53           => ~ ! [Xx: $i] :
% 2.68/1.53                  ( ( in @ Xx @ A )
% 2.68/1.53                 => ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(prop2setI_type,type,
% 2.68/1.53      prop2setI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(prop2setI,definition,
% 2.68/1.53      ( prop2setI
% 2.68/1.53      = ( ! [Xphi: $o] :
% 2.68/1.53            ( Xphi
% 2.68/1.53           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(set2prop_type,type,
% 2.68/1.53      set2prop: $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(prop2set2propI_type,type,
% 2.68/1.53      prop2set2propI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(prop2set2propI,definition,
% 2.68/1.53      ( prop2set2propI
% 2.68/1.53      = ( ! [Xphi: $o] :
% 2.68/1.53            ( Xphi
% 2.68/1.53           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(notdexE_type,type,
% 2.68/1.53      notdexE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(notdexE,definition,
% 2.68/1.53      ( notdexE
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ~ ? [Xx: $i] :
% 2.68/1.53                  ( ( in @ Xx @ A )
% 2.68/1.53                  & ( Xphi @ Xx ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(notdallE_type,type,
% 2.68/1.53      notdallE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(notdallE,definition,
% 2.68/1.53      ( notdallE
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ~ ! [Xx: $i] :
% 2.68/1.53                  ( ( in @ Xx @ A )
% 2.68/1.53                 => ( Xphi @ Xx ) )
% 2.68/1.53           => ? [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(exuI1_type,type,
% 2.68/1.53      exuI1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exuI1,definition,
% 2.68/1.53      ( exuI1
% 2.68/1.53      = ( ! [Xphi: $i > $o] :
% 2.68/1.53            ( ? [Xx: $i] :
% 2.68/1.53                ( ( Xphi @ Xx )
% 2.68/1.53                & ! [Xy: $i] :
% 2.68/1.53                    ( ( Xphi @ Xy )
% 2.68/1.53                   => ( Xx = Xy ) ) )
% 2.68/1.53           => ( exu
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(exuI3_type,type,
% 2.68/1.53      exuI3: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exuI3,definition,
% 2.68/1.53      ( exuI3
% 2.68/1.53      = ( ! [Xphi: $i > $o] :
% 2.68/1.53            ( ? [Xx: $i] : ( Xphi @ Xx )
% 2.68/1.53           => ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53                  ( ( Xphi @ Xx )
% 2.68/1.53                 => ( ( Xphi @ Xy )
% 2.68/1.53                   => ( Xx = Xy ) ) )
% 2.68/1.53             => ( exu
% 2.68/1.53                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(exuI2_type,type,
% 2.68/1.53      exuI2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exuI2,definition,
% 2.68/1.53      ( exuI2
% 2.68/1.53      = ( ! [Xphi: $i > $o] :
% 2.68/1.53            ( ? [Xx: $i] :
% 2.68/1.53              ! [Xy: $i] :
% 2.68/1.53                ( ( Xphi @ Xy )
% 2.68/1.53              <=> ( Xy = Xx ) )
% 2.68/1.53           => ( exu
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(inCongP_type,type,
% 2.68/1.53      inCongP: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(inCongP,definition,
% 2.68/1.53      ( inCongP
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( A = B )
% 2.68/1.53           => ! [Xx: $i,Xy: $i] :
% 2.68/1.53                ( ( Xx = Xy )
% 2.68/1.53               => ( ( in @ Xx @ A )
% 2.68/1.53                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(in__Cong_type,type,
% 2.68/1.53      in__Cong: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(in__Cong,definition,
% 2.68/1.53      ( in__Cong
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( A = B )
% 2.68/1.53           => ! [Xx: $i,Xy: $i] :
% 2.68/1.53                ( ( Xx = Xy )
% 2.68/1.53               => ( ( in @ Xx @ A )
% 2.68/1.53                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(exuE3u_type,type,
% 2.68/1.53      exuE3u: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exuE3u,definition,
% 2.68/1.53      ( exuE3u
% 2.68/1.53      = ( ! [Xphi: $i > $o] :
% 2.68/1.53            ( ( exu
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53           => ! [Xx: $i,Xy: $i] :
% 2.68/1.53                ( ( Xphi @ Xx )
% 2.68/1.53               => ( ( Xphi @ Xy )
% 2.68/1.53                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(exu__Cong_type,type,
% 2.68/1.53      exu__Cong: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exu__Cong,definition,
% 2.68/1.53      ( exu__Cong
% 2.68/1.53      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.68/1.53            ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53                ( ( Xx = Xy )
% 2.68/1.53               => ( ( Xphi @ Xx )
% 2.68/1.53                <=> ( Xpsi @ Xy ) ) )
% 2.68/1.53           => ( ( exu
% 2.68/1.53                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53            <=> ( exu
% 2.68/1.53                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyset__Cong_type,type,
% 2.68/1.53      emptyset__Cong: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(emptyset__Cong,definition,
% 2.68/1.53      ( emptyset__Cong
% 2.68/1.53      = ( emptyset = emptyset ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoin__Cong_type,type,
% 2.68/1.53      setadjoin__Cong: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoin__Cong,definition,
% 2.68/1.53      ( setadjoin__Cong
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( Xx = Xy )
% 2.68/1.53           => ! [Xz: $i,Xu: $i] :
% 2.68/1.53                ( ( Xz = Xu )
% 2.68/1.53               => ( ( setadjoin @ Xx @ Xz )
% 2.68/1.53                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(powerset__Cong_type,type,
% 2.68/1.53      powerset__Cong: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(powerset__Cong,definition,
% 2.68/1.53      ( powerset__Cong
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( A = B )
% 2.68/1.53           => ( ( powerset @ A )
% 2.68/1.53              = ( powerset @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setunion__Cong_type,type,
% 2.68/1.53      setunion__Cong: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setunion__Cong,definition,
% 2.68/1.53      ( setunion__Cong
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( A = B )
% 2.68/1.53           => ( ( setunion @ A )
% 2.68/1.53              = ( setunion @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(omega__Cong_type,type,
% 2.68/1.53      omega__Cong: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(omega__Cong,definition,
% 2.68/1.53      ( omega__Cong
% 2.68/1.53      = ( omega = omega ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(exuEu_type,type,
% 2.68/1.53      exuEu: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(exuEu,definition,
% 2.68/1.53      ( exuEu
% 2.68/1.53      = ( ! [Xphi: $i > $o] :
% 2.68/1.53            ( ( exu
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53           => ! [Xx: $i,Xy: $i] :
% 2.68/1.53                ( ( Xphi @ Xx )
% 2.68/1.53               => ( ( Xphi @ Xy )
% 2.68/1.53                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(descr__Cong_type,type,
% 2.68/1.53      descr__Cong: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(descr__Cong,definition,
% 2.68/1.53      ( descr__Cong
% 2.68/1.53      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.68/1.53            ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53                ( ( Xx = Xy )
% 2.68/1.53               => ( ( Xphi @ Xx )
% 2.68/1.53                <=> ( Xpsi @ Xy ) ) )
% 2.68/1.53           => ( ( exu
% 2.68/1.53                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53             => ( ( exu
% 2.68/1.53                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 2.68/1.53               => ( ( descr
% 2.68/1.53                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53                  = ( descr
% 2.68/1.53                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(dsetconstr__Cong_type,type,
% 2.68/1.53      dsetconstr__Cong: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(dsetconstr__Cong,definition,
% 2.68/1.53      ( dsetconstr__Cong
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( A = B )
% 2.68/1.53           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.68/1.53                ( ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ A )
% 2.68/1.53                   => ! [Xy: $i] :
% 2.68/1.53                        ( ( in @ Xy @ B )
% 2.68/1.53                       => ( ( Xx = Xy )
% 2.68/1.53                         => ( ( Xphi @ Xx )
% 2.68/1.53                          <=> ( Xpsi @ Xy ) ) ) ) )
% 2.68/1.53               => ( ( dsetconstr @ A
% 2.68/1.53                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53                  = ( dsetconstr @ B
% 2.68/1.53                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subset_type,type,
% 2.68/1.53      subset: $i > $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(disjoint_type,type,
% 2.68/1.53      disjoint: $i > $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setsmeet_type,type,
% 2.68/1.53      setsmeet: $i > $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetI1_type,type,
% 2.68/1.53      subsetI1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetI1,definition,
% 2.68/1.53      ( subsetI1
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ Xx @ B ) )
% 2.68/1.53           => ( subset @ A @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(eqimpsubset2_type,type,
% 2.68/1.53      eqimpsubset2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(eqimpsubset2,definition,
% 2.68/1.53      ( eqimpsubset2
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( A = B )
% 2.68/1.53           => ( subset @ B @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(eqimpsubset1_type,type,
% 2.68/1.53      eqimpsubset1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(eqimpsubset1,definition,
% 2.68/1.53      ( eqimpsubset1
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( A = B )
% 2.68/1.53           => ( subset @ A @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetI2_type,type,
% 2.68/1.53      subsetI2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetI2,definition,
% 2.68/1.53      ( subsetI2
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ Xx @ B ) )
% 2.68/1.53           => ( subset @ A @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(emptysetsubset_type,type,
% 2.68/1.53      emptysetsubset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(emptysetsubset,definition,
% 2.68/1.53      ( emptysetsubset
% 2.68/1.53      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetE_type,type,
% 2.68/1.53      subsetE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetE,definition,
% 2.68/1.53      ( subsetE
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( subset @ A @ B )
% 2.68/1.53           => ( ( in @ Xx @ A )
% 2.68/1.53             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetE2_type,type,
% 2.68/1.53      subsetE2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetE2,definition,
% 2.68/1.53      ( subsetE2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( subset @ A @ B )
% 2.68/1.53           => ( ~ ( in @ Xx @ B )
% 2.68/1.53             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(notsubsetI_type,type,
% 2.68/1.53      notsubsetI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(notsubsetI,definition,
% 2.68/1.53      ( notsubsetI
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( ~ ( in @ Xx @ B )
% 2.68/1.53             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(notequalI1_type,type,
% 2.68/1.53      notequalI1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(notequalI1,definition,
% 2.68/1.53      ( notequalI1
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ~ ( subset @ A @ B )
% 2.68/1.53           => ( A != B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(notequalI2_type,type,
% 2.68/1.53      notequalI2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(notequalI2,definition,
% 2.68/1.53      ( notequalI2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( ~ ( in @ Xx @ B )
% 2.68/1.53             => ( A != B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetRefl_type,type,
% 2.68/1.53      subsetRefl: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetRefl,definition,
% 2.68/1.53      ( subsetRefl
% 2.68/1.53      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetTrans_type,type,
% 2.68/1.53      subsetTrans: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetTrans,definition,
% 2.68/1.53      ( subsetTrans
% 2.68/1.53      = ( ! [A: $i,B: $i,C: $i] :
% 2.68/1.53            ( ( subset @ A @ B )
% 2.68/1.53           => ( ( subset @ B @ C )
% 2.68/1.53             => ( subset @ A @ C ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinSub_type,type,
% 2.68/1.53      setadjoinSub: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinSub,definition,
% 2.68/1.53      ( setadjoinSub
% 2.68/1.53      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinSub2_type,type,
% 2.68/1.53      setadjoinSub2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setadjoinSub2,definition,
% 2.68/1.53      ( setadjoinSub2
% 2.68/1.53      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.68/1.53            ( ( subset @ A @ B )
% 2.68/1.53           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subset2powerset_type,type,
% 2.68/1.53      subset2powerset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subset2powerset,definition,
% 2.68/1.53      ( subset2powerset
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( subset @ A @ B )
% 2.68/1.53           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setextsub_type,type,
% 2.68/1.53      setextsub: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setextsub,definition,
% 2.68/1.53      ( setextsub
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( subset @ A @ B )
% 2.68/1.53           => ( ( subset @ B @ A )
% 2.68/1.53             => ( A = B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetemptysetimpeq_type,type,
% 2.68/1.53      subsetemptysetimpeq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetemptysetimpeq,definition,
% 2.68/1.53      ( subsetemptysetimpeq
% 2.68/1.53      = ( ! [A: $i] :
% 2.68/1.53            ( ( subset @ A @ emptyset )
% 2.68/1.53           => ( A = emptyset ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetI1_type,type,
% 2.68/1.53      powersetI1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetI1,definition,
% 2.68/1.53      ( powersetI1
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( subset @ B @ A )
% 2.68/1.53           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetE1_type,type,
% 2.68/1.53      powersetE1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetE1,definition,
% 2.68/1.53      ( powersetE1
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( in @ B @ ( powerset @ A ) )
% 2.68/1.53           => ( subset @ B @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(inPowerset_type,type,
% 2.68/1.53      inPowerset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(inPowerset,definition,
% 2.68/1.53      ( inPowerset
% 2.68/1.53      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetsubset_type,type,
% 2.68/1.53      powersetsubset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetsubset,definition,
% 2.68/1.53      ( powersetsubset
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( subset @ A @ B )
% 2.68/1.53           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(sepInPowerset_type,type,
% 2.68/1.53      sepInPowerset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(sepInPowerset,definition,
% 2.68/1.53      ( sepInPowerset
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( in
% 2.68/1.53            @ ( dsetconstr @ A
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53            @ ( powerset @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(sepSubset_type,type,
% 2.68/1.53      sepSubset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(sepSubset,definition,
% 2.68/1.53      ( sepSubset
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( subset
% 2.68/1.53            @ ( dsetconstr @ A
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53            @ A ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binunion_type,type,
% 2.68/1.53      binunion: $i > $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionIL_type,type,
% 2.68/1.53      binunionIL: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionIL,definition,
% 2.68/1.53      ( binunionIL
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(upairset2IR_type,type,
% 2.68/1.53      upairset2IR: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(upairset2IR,definition,
% 2.68/1.53      ( upairset2IR
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionIR_type,type,
% 2.68/1.53      binunionIR: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionIR,definition,
% 2.68/1.53      ( binunionIR
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ B )
% 2.68/1.53           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionEcases_type,type,
% 2.68/1.53      binunionEcases: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionEcases,definition,
% 2.68/1.53      ( binunionEcases
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 2.68/1.53            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.68/1.53           => ( ( ( in @ Xx @ A )
% 2.68/1.53               => Xphi )
% 2.68/1.53             => ( ( ( in @ Xx @ B )
% 2.68/1.53                 => Xphi )
% 2.68/1.53               => Xphi ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionE_type,type,
% 2.68/1.53      binunionE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionE,definition,
% 2.68/1.53      ( binunionE
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.68/1.53           => ( ( in @ Xx @ A )
% 2.68/1.53              | ( in @ Xx @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionLsub_type,type,
% 2.68/1.53      binunionLsub: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionLsub,definition,
% 2.68/1.53      ( binunionLsub
% 2.68/1.53      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionRsub_type,type,
% 2.68/1.53      binunionRsub: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionRsub,definition,
% 2.68/1.53      ( binunionRsub
% 2.68/1.53      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersect_type,type,
% 2.68/1.53      binintersect: $i > $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectI_type,type,
% 2.68/1.53      binintersectI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectI,definition,
% 2.68/1.53      ( binintersectI
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( ( in @ Xx @ B )
% 2.68/1.53             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectSubset5_type,type,
% 2.68/1.53      binintersectSubset5: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectSubset5,definition,
% 2.68/1.53      ( binintersectSubset5
% 2.68/1.53      = ( ! [A: $i,B: $i,C: $i] :
% 2.68/1.53            ( ( subset @ C @ A )
% 2.68/1.53           => ( ( subset @ C @ B )
% 2.68/1.53             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectEL_type,type,
% 2.68/1.53      binintersectEL: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectEL,definition,
% 2.68/1.53      ( binintersectEL
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.68/1.53           => ( in @ Xx @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectLsub_type,type,
% 2.68/1.53      binintersectLsub: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectLsub,definition,
% 2.68/1.53      ( binintersectLsub
% 2.68/1.53      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectSubset2_type,type,
% 2.68/1.53      binintersectSubset2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectSubset2,definition,
% 2.68/1.53      ( binintersectSubset2
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( subset @ A @ B )
% 2.68/1.53           => ( ( binintersect @ A @ B )
% 2.68/1.53              = A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectSubset3_type,type,
% 2.68/1.53      binintersectSubset3: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectSubset3,definition,
% 2.68/1.53      ( binintersectSubset3
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( ( binintersect @ A @ B )
% 2.68/1.53              = B )
% 2.68/1.53           => ( subset @ B @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectER_type,type,
% 2.68/1.53      binintersectER: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectER,definition,
% 2.68/1.53      ( binintersectER
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.68/1.53           => ( in @ Xx @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(disjointsetsI1_type,type,
% 2.68/1.53      disjointsetsI1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(disjointsetsI1,definition,
% 2.68/1.53      ( disjointsetsI1
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ~ ? [Xx: $i] :
% 2.68/1.53                  ( ( in @ Xx @ A )
% 2.68/1.53                  & ( in @ Xx @ B ) )
% 2.68/1.53           => ( ( binintersect @ A @ B )
% 2.68/1.53              = emptyset ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectRsub_type,type,
% 2.68/1.53      binintersectRsub: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectRsub,definition,
% 2.68/1.53      ( binintersectRsub
% 2.68/1.53      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectSubset4_type,type,
% 2.68/1.53      binintersectSubset4: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectSubset4,definition,
% 2.68/1.53      ( binintersectSubset4
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( subset @ B @ A )
% 2.68/1.53           => ( ( binintersect @ A @ B )
% 2.68/1.53              = B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectSubset1_type,type,
% 2.68/1.53      binintersectSubset1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectSubset1,definition,
% 2.68/1.53      ( binintersectSubset1
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( ( binintersect @ A @ B )
% 2.68/1.53              = A )
% 2.68/1.53           => ( subset @ A @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(bs114d_type,type,
% 2.68/1.53      bs114d: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(bs114d,definition,
% 2.68/1.53      ( bs114d
% 2.68/1.53      = ( ! [A: $i,B: $i,C: $i] :
% 2.68/1.53            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 2.68/1.53            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(regular_type,type,
% 2.68/1.53      regular: $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminus_type,type,
% 2.68/1.53      setminus: $i > $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusI_type,type,
% 2.68/1.53      setminusI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusI,definition,
% 2.68/1.53      ( setminusI
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( ~ ( in @ Xx @ B )
% 2.68/1.53             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusEL_type,type,
% 2.68/1.53      setminusEL: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusEL,definition,
% 2.68/1.53      ( setminusEL
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.68/1.53           => ( in @ Xx @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusER_type,type,
% 2.68/1.53      setminusER: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusER,definition,
% 2.68/1.53      ( setminusER
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.68/1.53           => ~ ( in @ Xx @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusSubset2_type,type,
% 2.68/1.53      setminusSubset2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusSubset2,definition,
% 2.68/1.53      ( setminusSubset2
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( subset @ A @ B )
% 2.68/1.53           => ( ( setminus @ A @ B )
% 2.68/1.53              = emptyset ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusERneg_type,type,
% 2.68/1.53      setminusERneg: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusERneg,definition,
% 2.68/1.53      ( setminusERneg
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.68/1.53           => ( ( in @ Xx @ A )
% 2.68/1.53             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusELneg_type,type,
% 2.68/1.53      setminusELneg: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusELneg,definition,
% 2.68/1.53      ( setminusELneg
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.68/1.53           => ( ~ ( in @ Xx @ B )
% 2.68/1.53             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusILneg_type,type,
% 2.68/1.53      setminusILneg: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusILneg,definition,
% 2.68/1.53      ( setminusILneg
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ~ ( in @ Xx @ A )
% 2.68/1.53           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusIRneg_type,type,
% 2.68/1.53      setminusIRneg: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusIRneg,definition,
% 2.68/1.53      ( setminusIRneg
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ B )
% 2.68/1.53           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusLsub_type,type,
% 2.68/1.53      setminusLsub: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusLsub,definition,
% 2.68/1.53      ( setminusLsub
% 2.68/1.53      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusSubset1_type,type,
% 2.68/1.53      setminusSubset1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusSubset1,definition,
% 2.68/1.53      ( setminusSubset1
% 2.68/1.53      = ( ! [A: $i,B: $i] :
% 2.68/1.53            ( ( ( setminus @ A @ B )
% 2.68/1.53              = emptyset )
% 2.68/1.53           => ( subset @ A @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiff_type,type,
% 2.68/1.53      symdiff: $i > $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiffE_type,type,
% 2.68/1.53      symdiffE: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiffE,definition,
% 2.68/1.53      ( symdiffE
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 2.68/1.53           => ! [Xphi: $o] :
% 2.68/1.53                ( ( ( in @ Xx @ A )
% 2.68/1.53                 => ( ~ ( in @ Xx @ B )
% 2.68/1.53                   => Xphi ) )
% 2.68/1.53               => ( ( ~ ( in @ Xx @ A )
% 2.68/1.53                   => ( ( in @ Xx @ B )
% 2.68/1.53                     => Xphi ) )
% 2.68/1.53                 => Xphi ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiffI1_type,type,
% 2.68/1.53      symdiffI1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiffI1,definition,
% 2.68/1.53      ( symdiffI1
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( ~ ( in @ Xx @ B )
% 2.68/1.53             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiffI2_type,type,
% 2.68/1.53      symdiffI2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiffI2,definition,
% 2.68/1.53      ( symdiffI2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ~ ( in @ Xx @ A )
% 2.68/1.53           => ( ( in @ Xx @ B )
% 2.68/1.53             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiffIneg1_type,type,
% 2.68/1.53      symdiffIneg1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiffIneg1,definition,
% 2.68/1.53      ( symdiffIneg1
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( ( in @ Xx @ B )
% 2.68/1.53             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiffIneg2_type,type,
% 2.68/1.53      symdiffIneg2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(symdiffIneg2,definition,
% 2.68/1.53      ( symdiffIneg2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ~ ( in @ Xx @ A )
% 2.68/1.53           => ( ~ ( in @ Xx @ B )
% 2.68/1.53             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(iskpair_type,type,
% 2.68/1.53      iskpair: $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(secondinupair_type,type,
% 2.68/1.53      secondinupair: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(secondinupair,definition,
% 2.68/1.53      ( secondinupair
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairIL_type,type,
% 2.68/1.53      setukpairIL: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairIL,definition,
% 2.68/1.53      ( setukpairIL
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairIR_type,type,
% 2.68/1.53      setukpairIR: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairIR,definition,
% 2.68/1.53      ( setukpairIR
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(kpairiskpair_type,type,
% 2.68/1.53      kpairiskpair: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(kpairiskpair,definition,
% 2.68/1.53      ( kpairiskpair
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(kpair_type,type,
% 2.68/1.53      kpair: $i > $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(kpairp_type,type,
% 2.68/1.53      kpairp: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(kpairp,definition,
% 2.68/1.53      ( kpairp
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprod_type,type,
% 2.68/1.53      cartprod: $i > $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(singletonsubset_type,type,
% 2.68/1.53      singletonsubset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(singletonsubset,definition,
% 2.68/1.53      ( singletonsubset
% 2.68/1.53      = ( ! [A: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(singletoninpowerset_type,type,
% 2.68/1.53      singletoninpowerset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(singletoninpowerset,definition,
% 2.68/1.53      ( singletoninpowerset
% 2.68/1.53      = ( ! [A: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(singletoninpowunion_type,type,
% 2.68/1.53      singletoninpowunion: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(singletoninpowunion,definition,
% 2.68/1.53      ( singletoninpowunion
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(upairset2E_type,type,
% 2.68/1.53      upairset2E: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(upairset2E,definition,
% 2.68/1.53      ( upairset2E
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.68/1.53            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.68/1.53           => ( ( Xz = Xx )
% 2.68/1.53              | ( Xz = Xy ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(upairsubunion_type,type,
% 2.68/1.53      upairsubunion: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(upairsubunion,definition,
% 2.68/1.53      ( upairsubunion
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(upairinpowunion_type,type,
% 2.68/1.53      upairinpowunion: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(upairinpowunion,definition,
% 2.68/1.53      ( upairinpowunion
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ubforcartprodlem1_type,type,
% 2.68/1.53      ubforcartprodlem1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ubforcartprodlem1,definition,
% 2.68/1.53      ( ubforcartprodlem1
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ubforcartprodlem2_type,type,
% 2.68/1.53      ubforcartprodlem2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ubforcartprodlem2,definition,
% 2.68/1.53      ( ubforcartprodlem2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ubforcartprodlem3_type,type,
% 2.68/1.53      ubforcartprodlem3: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ubforcartprodlem3,definition,
% 2.68/1.53      ( ubforcartprodlem3
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodpairin_type,type,
% 2.68/1.53      cartprodpairin: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodpairin,definition,
% 2.68/1.53      ( cartprodpairin
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodmempair1_type,type,
% 2.68/1.53      cartprodmempair1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodmempair1,definition,
% 2.68/1.53      ( cartprodmempair1
% 2.68/1.53      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.68/1.53            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.68/1.53           => ? [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53                & ? [Xy: $i] :
% 2.68/1.53                    ( ( in @ Xy @ B )
% 2.68/1.53                    & ( Xu
% 2.68/1.53                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodmempair_type,type,
% 2.68/1.53      cartprodmempair: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodmempair,definition,
% 2.68/1.53      ( cartprodmempair
% 2.68/1.53      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.68/1.53            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.68/1.53           => ( iskpair @ Xu ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionE2_type,type,
% 2.68/1.53      setunionE2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionE2,definition,
% 2.68/1.53      ( setunionE2
% 2.68/1.53      = ( ! [A: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ ( setunion @ A ) )
% 2.68/1.53           => ? [X: $i] :
% 2.68/1.53                ( ( in @ X @ A )
% 2.68/1.53                & ( in @ Xx @ X ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionsingleton1_type,type,
% 2.68/1.53      setunionsingleton1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionsingleton1,definition,
% 2.68/1.53      ( setunionsingleton1
% 2.68/1.53      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionsingleton2_type,type,
% 2.68/1.53      setunionsingleton2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionsingleton2,definition,
% 2.68/1.53      ( setunionsingleton2
% 2.68/1.53      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionsingleton_type,type,
% 2.68/1.53      setunionsingleton: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setunionsingleton,definition,
% 2.68/1.53      ( setunionsingleton
% 2.68/1.53      = ( ! [Xx: $i] :
% 2.68/1.53            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 2.68/1.53            = Xx ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(singleton_type,type,
% 2.68/1.53      singleton: $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(singletonprop_type,type,
% 2.68/1.53      singletonprop: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(singletonprop,definition,
% 2.68/1.53      ( singletonprop
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ! [Xy: $i] :
% 2.68/1.53                    ( ( in @ Xy @ A )
% 2.68/1.53                   => ( ( Xphi @ Xx )
% 2.68/1.53                     => ( ( Xphi @ Xy )
% 2.68/1.53                       => ( Xx = Xy ) ) ) ) )
% 2.68/1.53           => ( ? [Xx: $i] :
% 2.68/1.53                  ( ( in @ Xx @ A )
% 2.68/1.53                  & ( Xphi @ Xx ) )
% 2.68/1.53             => ( singleton
% 2.68/1.53                @ ( dsetconstr @ A
% 2.68/1.53                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ex1_type,type,
% 2.68/1.53      ex1: $i > ( $i > $o ) > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ex1,definition,
% 2.68/1.53      ( ex1
% 2.68/1.53      = ( ^ [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( singleton
% 2.68/1.53            @ ( dsetconstr @ A
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ex1E1_type,type,
% 2.68/1.53      ex1E1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ex1E1,definition,
% 2.68/1.53      ( ex1E1
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ( ex1 @ A
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53           => ? [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53                & ( Xphi @ Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ex1I_type,type,
% 2.68/1.53      ex1I: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ex1I,definition,
% 2.68/1.53      ( ex1I
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ( ( Xphi @ Xx )
% 2.68/1.53             => ( ! [Xy: $i] :
% 2.68/1.53                    ( ( in @ Xy @ A )
% 2.68/1.53                   => ( ( Xphi @ Xy )
% 2.68/1.53                     => ( Xy = Xx ) ) )
% 2.68/1.53               => ( ex1 @ A
% 2.68/1.53                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ex1I2_type,type,
% 2.68/1.53      ex1I2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ex1I2,definition,
% 2.68/1.53      ( ex1I2
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ! [Xy: $i] :
% 2.68/1.53                    ( ( in @ Xy @ A )
% 2.68/1.53                   => ( ( Xphi @ Xx )
% 2.68/1.53                     => ( ( Xphi @ Xy )
% 2.68/1.53                       => ( Xx = Xy ) ) ) ) )
% 2.68/1.53           => ( ? [Xx: $i] :
% 2.68/1.53                  ( ( in @ Xx @ A )
% 2.68/1.53                  & ( Xphi @ Xx ) )
% 2.68/1.53             => ( ex1 @ A
% 2.68/1.53                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(singletonsuniq_type,type,
% 2.68/1.53      singletonsuniq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(singletonsuniq,definition,
% 2.68/1.53      ( singletonsuniq
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( ( setadjoin @ Xx @ emptyset )
% 2.68/1.53              = ( setadjoin @ Xy @ emptyset ) )
% 2.68/1.53           => ( Xx = Xy ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(atmost1p_type,type,
% 2.68/1.53      atmost1p: $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(atleast2p_type,type,
% 2.68/1.53      atleast2p: $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(atmost2p_type,type,
% 2.68/1.53      atmost2p: $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(upairsetp_type,type,
% 2.68/1.53      upairsetp: $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjL1_type,type,
% 2.68/1.53      setukpairinjL1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjL1,definition,
% 2.68/1.53      ( setukpairinjL1
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.68/1.53            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 2.68/1.53           => ( Xx = Xz ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(kfstsingleton_type,type,
% 2.68/1.53      kfstsingleton: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(kfstsingleton,definition,
% 2.68/1.53      ( kfstsingleton
% 2.68/1.53      = ( ! [Xu: $i] :
% 2.68/1.53            ( ( iskpair @ Xu )
% 2.68/1.53           => ( singleton
% 2.68/1.53              @ ( dsetconstr @ ( setunion @ Xu )
% 2.68/1.53                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(theprop_type,type,
% 2.68/1.53      theprop: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(theprop,definition,
% 2.68/1.53      ( theprop
% 2.68/1.53      = ( ! [X: $i] :
% 2.68/1.53            ( ( singleton @ X )
% 2.68/1.53           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(kfst_type,type,
% 2.68/1.53      kfst: $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(kfstpairEq_type,type,
% 2.68/1.53      kfstpairEq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(kfstpairEq,definition,
% 2.68/1.53      ( kfstpairEq
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.68/1.53            = Xx ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodfstin_type,type,
% 2.68/1.53      cartprodfstin: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodfstin,definition,
% 2.68/1.53      ( cartprodfstin
% 2.68/1.53      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.68/1.53            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.68/1.53           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjL2_type,type,
% 2.68/1.53      setukpairinjL2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjL2,definition,
% 2.68/1.53      ( setukpairinjL2
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.68/1.53            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.68/1.53              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.68/1.53           => ( Xx = Xz ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjL_type,type,
% 2.68/1.53      setukpairinjL: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjL,definition,
% 2.68/1.53      ( setukpairinjL
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.68/1.53            ( ( ( kpair @ Xx @ Xy )
% 2.68/1.53              = ( kpair @ Xz @ Xu ) )
% 2.68/1.53           => ( Xx = Xz ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjR11_type,type,
% 2.68/1.53      setukpairinjR11: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjR11,definition,
% 2.68/1.53      ( setukpairinjR11
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( Xx = Xy )
% 2.68/1.53           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.68/1.53              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjR12_type,type,
% 2.68/1.53      setukpairinjR12: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjR12,definition,
% 2.68/1.53      ( setukpairinjR12
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( Xx = Xy )
% 2.68/1.53           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.68/1.53              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjR1_type,type,
% 2.68/1.53      setukpairinjR1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjR1,definition,
% 2.68/1.53      ( setukpairinjR1
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.68/1.53            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.68/1.53              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.68/1.53           => ( ( Xz = Xu )
% 2.68/1.53             => ( Xy = Xu ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(upairequniteq_type,type,
% 2.68/1.53      upairequniteq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(upairequniteq,definition,
% 2.68/1.53      ( upairequniteq
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.68/1.53            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.68/1.53              = ( setadjoin @ Xz @ emptyset ) )
% 2.68/1.53           => ( Xx = Xy ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjR2_type,type,
% 2.68/1.53      setukpairinjR2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjR2,definition,
% 2.68/1.53      ( setukpairinjR2
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.68/1.53            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.68/1.53              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.68/1.53           => ( Xy = Xu ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjR_type,type,
% 2.68/1.53      setukpairinjR: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setukpairinjR,definition,
% 2.68/1.53      ( setukpairinjR
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.68/1.53            ( ( ( kpair @ Xx @ Xy )
% 2.68/1.53              = ( kpair @ Xz @ Xu ) )
% 2.68/1.53           => ( Xy = Xu ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ksndsingleton_type,type,
% 2.68/1.53      ksndsingleton: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ksndsingleton,definition,
% 2.68/1.53      ( ksndsingleton
% 2.68/1.53      = ( ! [Xu: $i] :
% 2.68/1.53            ( ( iskpair @ Xu )
% 2.68/1.53           => ( singleton
% 2.68/1.53              @ ( dsetconstr @ ( setunion @ Xu )
% 2.68/1.53                @ ^ [Xx: $i] :
% 2.68/1.53                    ( Xu
% 2.68/1.53                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ksnd_type,type,
% 2.68/1.53      ksnd: $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(ksndpairEq_type,type,
% 2.68/1.53      ksndpairEq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ksndpairEq,definition,
% 2.68/1.53      ( ksndpairEq
% 2.68/1.53      = ( ! [Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.68/1.53            = Xy ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(kpairsurjEq_type,type,
% 2.68/1.53      kpairsurjEq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(kpairsurjEq,definition,
% 2.68/1.53      ( kpairsurjEq
% 2.68/1.53      = ( ! [Xu: $i] :
% 2.68/1.53            ( ( iskpair @ Xu )
% 2.68/1.53           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.68/1.53              = Xu ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodsndin_type,type,
% 2.68/1.53      cartprodsndin: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodsndin,definition,
% 2.68/1.53      ( cartprodsndin
% 2.68/1.53      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.68/1.53            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.68/1.53           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodpairmemEL_type,type,
% 2.68/1.53      cartprodpairmemEL: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodpairmemEL,definition,
% 2.68/1.53      ( cartprodpairmemEL
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.68/1.53           => ( in @ Xx @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodpairmemER_type,type,
% 2.68/1.53      cartprodpairmemER: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodpairmemER,definition,
% 2.68/1.53      ( cartprodpairmemER
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.68/1.53           => ( in @ Xy @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodmempaircEq_type,type,
% 2.68/1.53      cartprodmempaircEq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodmempaircEq,definition,
% 2.68/1.53      ( cartprodmempaircEq
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( ( kpair @ Xx @ Xy )
% 2.68/1.53                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodfstpairEq_type,type,
% 2.68/1.53      cartprodfstpairEq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodfstpairEq,definition,
% 2.68/1.53      ( cartprodfstpairEq
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.68/1.53                  = Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodsndpairEq_type,type,
% 2.68/1.53      cartprodsndpairEq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodsndpairEq,definition,
% 2.68/1.53      ( cartprodsndpairEq
% 2.68/1.53      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.68/1.53                  = Xy ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodpairsurjEq_type,type,
% 2.68/1.53      cartprodpairsurjEq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(cartprodpairsurjEq,definition,
% 2.68/1.53      ( cartprodpairsurjEq
% 2.68/1.53      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.68/1.53            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.68/1.53           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.68/1.53              = Xu ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(breln_type,type,
% 2.68/1.53      breln: $i > $i > $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(breln,definition,
% 2.68/1.53      ( breln
% 2.68/1.53      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstr_type,type,
% 2.68/1.53      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrI_type,type,
% 2.68/1.53      dpsetconstrI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrI,definition,
% 2.68/1.53      ( dpsetconstrI
% 2.68/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( ( Xphi @ Xx @ Xy )
% 2.68/1.53                 => ( in @ ( kpair @ Xx @ Xy )
% 2.68/1.53                    @ ( dpsetconstr @ A @ B
% 2.68/1.53                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrSub_type,type,
% 2.68/1.53      dpsetconstrSub: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrSub,definition,
% 2.68/1.53      ( dpsetconstrSub
% 2.68/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.68/1.53            ( subset
% 2.68/1.53            @ ( dpsetconstr @ A @ B
% 2.68/1.53              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 2.68/1.53            @ ( cartprod @ A @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setOfPairsIsBReln_type,type,
% 2.68/1.53      setOfPairsIsBReln: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setOfPairsIsBReln,definition,
% 2.68/1.53      ( setOfPairsIsBReln
% 2.68/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.68/1.53            ( breln @ A @ B
% 2.68/1.53            @ ( dpsetconstr @ A @ B
% 2.68/1.53              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrERa_type,type,
% 2.68/1.53      dpsetconstrERa: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrERa,definition,
% 2.68/1.53      ( dpsetconstrERa
% 2.68/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ B )
% 2.68/1.53               => ( ( in @ ( kpair @ Xx @ Xy )
% 2.68/1.53                    @ ( dpsetconstr @ A @ B
% 2.68/1.53                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.68/1.53                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrEL1_type,type,
% 2.68/1.53      dpsetconstrEL1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrEL1,definition,
% 2.68/1.53      ( dpsetconstrEL1
% 2.68/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ ( kpair @ Xx @ Xy )
% 2.68/1.53              @ ( dpsetconstr @ A @ B
% 2.68/1.53                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.68/1.53           => ( in @ Xx @ A ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrEL2_type,type,
% 2.68/1.53      dpsetconstrEL2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrEL2,definition,
% 2.68/1.53      ( dpsetconstrEL2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ ( kpair @ Xx @ Xy )
% 2.68/1.53              @ ( dpsetconstr @ A @ B
% 2.68/1.53                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.68/1.53           => ( in @ Xy @ B ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrER_type,type,
% 2.68/1.53      dpsetconstrER: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(dpsetconstrER,definition,
% 2.68/1.53      ( dpsetconstrER
% 2.68/1.53      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.68/1.53            ( ( in @ ( kpair @ Xx @ Xy )
% 2.68/1.53              @ ( dpsetconstr @ A @ B
% 2.68/1.53                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.68/1.53           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(func_type,type,
% 2.68/1.53      func: $i > $i > $i > $o ).
% 2.68/1.53  
% 2.68/1.53  thf(funcSet_type,type,
% 2.68/1.53      funcSet: $i > $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(funcImageSingleton_type,type,
% 2.68/1.53      funcImageSingleton: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(funcImageSingleton,definition,
% 2.68/1.53      ( funcImageSingleton
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( func @ A @ B @ Xf )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( singleton
% 2.68/1.53                  @ ( dsetconstr @ B
% 2.68/1.53                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(apProp_type,type,
% 2.68/1.53      apProp: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(apProp,definition,
% 2.68/1.53      ( apProp
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( func @ A @ B @ Xf )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in
% 2.68/1.53                  @ ( setunion
% 2.68/1.53                    @ ( dsetconstr @ B
% 2.68/1.53                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 2.68/1.53                  @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ap_type,type,
% 2.68/1.53      ap: $i > $i > $i > $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(app_type,type,
% 2.68/1.53      app: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(app,definition,
% 2.68/1.53      ( app
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( func @ A @ B @ Xf )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(infuncsetfunc_type,type,
% 2.68/1.53      infuncsetfunc: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(infuncsetfunc,definition,
% 2.68/1.53      ( infuncsetfunc
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.68/1.53           => ( func @ A @ B @ Xf ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ap2p_type,type,
% 2.68/1.53      ap2p: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ap2p,definition,
% 2.68/1.53      ( ap2p
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(funcinfuncset_type,type,
% 2.68/1.53      funcinfuncset: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(funcinfuncset,definition,
% 2.68/1.53      ( funcinfuncset
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( func @ A @ B @ Xf )
% 2.68/1.53           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(lamProp_type,type,
% 2.68/1.53      lamProp: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(lamProp,definition,
% 2.68/1.53      ( lamProp
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.68/1.53           => ( func @ A @ B
% 2.68/1.53              @ ( dpsetconstr @ A @ B
% 2.68/1.53                @ ^ [Xx: $i,Xy: $i] :
% 2.68/1.53                    ( ( Xf @ Xx )
% 2.68/1.53                    = Xy ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(lam_type,type,
% 2.68/1.53      lam: $i > $i > ( $i > $i ) > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(lamp_type,type,
% 2.68/1.53      lamp: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(lamp,definition,
% 2.68/1.53      ( lamp
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.68/1.53           => ( func @ A @ B
% 2.68/1.53              @ ( lam @ A @ B
% 2.68/1.53                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(lam2p_type,type,
% 2.68/1.53      lam2p: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(lam2p,definition,
% 2.68/1.53      ( lam2p
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.68/1.53           => ( in
% 2.68/1.53              @ ( lam @ A @ B
% 2.68/1.53                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.68/1.53              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(brelnall1_type,type,
% 2.68/1.53      brelnall1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(brelnall1,definition,
% 2.68/1.53      ( brelnall1
% 2.68/1.53      = ( ! [A: $i,B: $i,R: $i] :
% 2.68/1.53            ( ( breln @ A @ B @ R )
% 2.68/1.53           => ! [Xphi: $i > $o] :
% 2.68/1.53                ( ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ A )
% 2.68/1.53                   => ! [Xy: $i] :
% 2.68/1.53                        ( ( in @ Xy @ B )
% 2.68/1.53                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.68/1.53                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.68/1.53               => ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ R )
% 2.68/1.53                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(brelnall2_type,type,
% 2.68/1.53      brelnall2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(brelnall2,definition,
% 2.68/1.53      ( brelnall2
% 2.68/1.53      = ( ! [A: $i,B: $i,R: $i] :
% 2.68/1.53            ( ( breln @ A @ B @ R )
% 2.68/1.53           => ! [Xphi: $i > $o] :
% 2.68/1.53                ( ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ A )
% 2.68/1.53                   => ! [Xy: $i] :
% 2.68/1.53                        ( ( in @ Xy @ B )
% 2.68/1.53                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.68/1.53                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.68/1.53               => ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ R )
% 2.68/1.53                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ex1E2_type,type,
% 2.68/1.53      ex1E2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ex1E2,definition,
% 2.68/1.53      ( ex1E2
% 2.68/1.53      = ( ! [A: $i,Xphi: $i > $o] :
% 2.68/1.53            ( ( ex1 @ A
% 2.68/1.53              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ! [Xy: $i] :
% 2.68/1.53                    ( ( in @ Xy @ A )
% 2.68/1.53                   => ( ( Xphi @ Xx )
% 2.68/1.53                     => ( ( Xphi @ Xy )
% 2.68/1.53                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(funcGraphProp1_type,type,
% 2.68/1.53      funcGraphProp1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(funcGraphProp1,definition,
% 2.68/1.53      ( funcGraphProp1
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( func @ A @ B @ Xf )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(funcGraphProp3_type,type,
% 2.68/1.53      funcGraphProp3: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(funcGraphProp3,definition,
% 2.68/1.53      ( funcGraphProp3
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(funcGraphProp2_type,type,
% 2.68/1.53      funcGraphProp2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(funcGraphProp2,definition,
% 2.68/1.53      ( funcGraphProp2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( func @ A @ B @ Xf )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ! [Xy: $i] :
% 2.68/1.53                    ( ( in @ Xy @ B )
% 2.68/1.53                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.68/1.53                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.68/1.53                        = Xy ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(funcextLem_type,type,
% 2.68/1.53      funcextLem: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(funcextLem,definition,
% 2.68/1.53      ( funcextLem
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( func @ A @ B @ Xf )
% 2.68/1.53           => ! [Xg: $i] :
% 2.68/1.53                ( ( func @ A @ B @ Xg )
% 2.68/1.53               => ( ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ A )
% 2.68/1.53                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.68/1.53                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.68/1.53                 => ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ A )
% 2.68/1.53                     => ! [Xy: $i] :
% 2.68/1.53                          ( ( in @ Xy @ B )
% 2.68/1.53                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 2.68/1.53                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(funcGraphProp4_type,type,
% 2.68/1.53      funcGraphProp4: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(funcGraphProp4,definition,
% 2.68/1.53      ( funcGraphProp4
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ! [Xy: $i] :
% 2.68/1.53                    ( ( in @ Xy @ B )
% 2.68/1.53                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.68/1.53                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.68/1.53                        = Xy ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subbreln_type,type,
% 2.68/1.53      subbreln: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subbreln,definition,
% 2.68/1.53      ( subbreln
% 2.68/1.53      = ( ! [A: $i,B: $i,R: $i] :
% 2.68/1.53            ( ( breln @ A @ B @ R )
% 2.68/1.53           => ! [S: $i] :
% 2.68/1.53                ( ( breln @ A @ B @ S )
% 2.68/1.53               => ( ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ A )
% 2.68/1.53                     => ! [Xy: $i] :
% 2.68/1.53                          ( ( in @ Xy @ B )
% 2.68/1.53                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.68/1.53                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.68/1.53                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(eqbreln_type,type,
% 2.68/1.53      eqbreln: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(eqbreln,definition,
% 2.68/1.53      ( eqbreln
% 2.68/1.53      = ( ! [A: $i,B: $i,R: $i] :
% 2.68/1.53            ( ( breln @ A @ B @ R )
% 2.68/1.53           => ! [S: $i] :
% 2.68/1.53                ( ( breln @ A @ B @ S )
% 2.68/1.53               => ( ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ A )
% 2.68/1.53                     => ! [Xy: $i] :
% 2.68/1.53                          ( ( in @ Xy @ B )
% 2.68/1.53                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.68/1.53                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.68/1.53                 => ( ! [Xx: $i] :
% 2.68/1.53                        ( ( in @ Xx @ A )
% 2.68/1.53                       => ! [Xy: $i] :
% 2.68/1.53                            ( ( in @ Xy @ B )
% 2.68/1.53                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 2.68/1.53                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 2.68/1.53                   => ( R = S ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(funcext_type,type,
% 2.68/1.53      funcext: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(funcext,definition,
% 2.68/1.53      ( funcext
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( func @ A @ B @ Xf )
% 2.68/1.53           => ! [Xg: $i] :
% 2.68/1.53                ( ( func @ A @ B @ Xg )
% 2.68/1.53               => ( ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ A )
% 2.68/1.53                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.68/1.53                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.68/1.53                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(funcext2_type,type,
% 2.68/1.53      funcext2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(funcext2,definition,
% 2.68/1.53      ( funcext2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.68/1.53           => ! [Xg: $i] :
% 2.68/1.53                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 2.68/1.53               => ( ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ A )
% 2.68/1.53                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.68/1.53                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.68/1.53                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ap2apEq1_type,type,
% 2.68/1.53      ap2apEq1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ap2apEq1,definition,
% 2.68/1.53      ( ap2apEq1
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( ( ap @ A @ B @ Xf @ Xx )
% 2.68/1.53                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ap2apEq2_type,type,
% 2.68/1.53      ap2apEq2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ap2apEq2,definition,
% 2.68/1.53      ( ap2apEq2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( func @ A @ B @ Xf )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( ( ap @ A @ B @ Xf @ Xx )
% 2.68/1.53                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(beta1_type,type,
% 2.68/1.53      beta1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(beta1,definition,
% 2.68/1.53      ( beta1
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( ( ap @ A @ B
% 2.68/1.53                    @ ( lam @ A @ B
% 2.68/1.53                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 2.68/1.53                    @ Xx )
% 2.68/1.53                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(eta1_type,type,
% 2.68/1.53      eta1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(eta1,definition,
% 2.68/1.53      ( eta1
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( func @ A @ B @ Xf )
% 2.68/1.53           => ( ( lam @ A @ B
% 2.68/1.53                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 2.68/1.53              = Xf ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(lam2lamEq_type,type,
% 2.68/1.53      lam2lamEq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(lam2lamEq,definition,
% 2.68/1.53      ( lam2lamEq
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.68/1.53           => ( ( lam @ A @ B
% 2.68/1.53                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.68/1.53              = ( lam @ A @ B
% 2.68/1.53                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(beta2_type,type,
% 2.68/1.53      beta2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(beta2,definition,
% 2.68/1.53      ( beta2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.68/1.53            ( ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( ( ap @ A @ B
% 2.68/1.53                    @ ( lam @ A @ B
% 2.68/1.53                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 2.68/1.53                    @ Xx )
% 2.68/1.53                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(eta2_type,type,
% 2.68/1.53      eta2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(eta2,definition,
% 2.68/1.53      ( eta2
% 2.68/1.53      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.68/1.53            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.68/1.53           => ( ( lam @ A @ B
% 2.68/1.53                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 2.68/1.53              = Xf ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(iffalseProp1_type,type,
% 2.68/1.53      iffalseProp1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(iffalseProp1,definition,
% 2.68/1.53      ( iffalseProp1
% 2.68/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ A )
% 2.68/1.53               => ( ~ Xphi
% 2.68/1.53                 => ( in @ Xy
% 2.68/1.53                    @ ( dsetconstr @ A
% 2.68/1.53                      @ ^ [Xz: $i] :
% 2.68/1.53                          ( ( Xphi
% 2.68/1.53                            & ( Xz = Xx ) )
% 2.68/1.53                          | ( ~ Xphi
% 2.68/1.53                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(iffalseProp2_type,type,
% 2.68/1.53      iffalseProp2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(iffalseProp2,definition,
% 2.68/1.53      ( iffalseProp2
% 2.68/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ A )
% 2.68/1.53               => ( ~ Xphi
% 2.68/1.53                 => ( ( dsetconstr @ A
% 2.68/1.53                      @ ^ [Xz: $i] :
% 2.68/1.53                          ( ( Xphi
% 2.68/1.53                            & ( Xz = Xx ) )
% 2.68/1.53                          | ( ~ Xphi
% 2.68/1.53                            & ( Xz = Xy ) ) ) )
% 2.68/1.53                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(iftrueProp1_type,type,
% 2.68/1.53      iftrueProp1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(iftrueProp1,definition,
% 2.68/1.53      ( iftrueProp1
% 2.68/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ A )
% 2.68/1.53               => ( Xphi
% 2.68/1.53                 => ( in @ Xx
% 2.68/1.53                    @ ( dsetconstr @ A
% 2.68/1.53                      @ ^ [Xz: $i] :
% 2.68/1.53                          ( ( Xphi
% 2.68/1.53                            & ( Xz = Xx ) )
% 2.68/1.53                          | ( ~ Xphi
% 2.68/1.53                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(iftrueProp2_type,type,
% 2.68/1.53      iftrueProp2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(iftrueProp2,definition,
% 2.68/1.53      ( iftrueProp2
% 2.68/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ A )
% 2.68/1.53               => ( Xphi
% 2.68/1.53                 => ( ( dsetconstr @ A
% 2.68/1.53                      @ ^ [Xz: $i] :
% 2.68/1.53                          ( ( Xphi
% 2.68/1.53                            & ( Xz = Xx ) )
% 2.68/1.53                          | ( ~ Xphi
% 2.68/1.53                            & ( Xz = Xy ) ) ) )
% 2.68/1.53                    = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(ifSingleton_type,type,
% 2.68/1.53      ifSingleton: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ifSingleton,definition,
% 2.68/1.53      ( ifSingleton
% 2.68/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ A )
% 2.68/1.53               => ( singleton
% 2.68/1.53                  @ ( dsetconstr @ A
% 2.68/1.53                    @ ^ [Xz: $i] :
% 2.68/1.53                        ( ( Xphi
% 2.68/1.53                          & ( Xz = Xx ) )
% 2.68/1.53                        | ( ~ Xphi
% 2.68/1.53                          & ( Xz = Xy ) ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(if_type,type,
% 2.68/1.53      if: $i > $o > $i > $i > $i ).
% 2.68/1.53  
% 2.68/1.53  thf(ifp_type,type,
% 2.68/1.53      ifp: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(ifp,definition,
% 2.68/1.53      ( ifp
% 2.68/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ A )
% 2.68/1.53               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(theeq_type,type,
% 2.68/1.53      theeq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(theeq,definition,
% 2.68/1.53      ( theeq
% 2.68/1.53      = ( ! [X: $i] :
% 2.68/1.53            ( ( singleton @ X )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ X )
% 2.68/1.53               => ( ( setunion @ X )
% 2.68/1.53                  = Xx ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(iftrue_type,type,
% 2.68/1.53      iftrue: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(iftrue,definition,
% 2.68/1.53      ( iftrue
% 2.68/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ A )
% 2.68/1.53               => ( Xphi
% 2.68/1.53                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 2.68/1.53                    = Xx ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(iffalse_type,type,
% 2.68/1.53      iffalse: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(iffalse,definition,
% 2.68/1.53      ( iffalse
% 2.68/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ A )
% 2.68/1.53               => ( ~ Xphi
% 2.68/1.53                 => ( ( if @ A @ Xphi @ Xx @ Xy )
% 2.68/1.53                    = Xy ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(iftrueorfalse_type,type,
% 2.68/1.53      iftrueorfalse: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(iftrueorfalse,definition,
% 2.68/1.53      ( iftrueorfalse
% 2.68/1.53      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.68/1.53            ( ( in @ Xx @ A )
% 2.68/1.53           => ! [Xy: $i] :
% 2.68/1.53                ( ( in @ Xy @ A )
% 2.68/1.53               => ( in @ ( if @ A @ Xphi @ Xx @ Xy ) @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectT_lem_type,type,
% 2.68/1.53      binintersectT_lem: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectT_lem,definition,
% 2.68/1.53      ( binintersectT_lem
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ( in @ ( binintersect @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionT_lem_type,type,
% 2.68/1.53      binunionT_lem: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binunionT_lem,definition,
% 2.68/1.53      ( binunionT_lem
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ( in @ ( binunion @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetT_lem_type,type,
% 2.68/1.53      powersetT_lem: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetT_lem,definition,
% 2.68/1.53      ( powersetT_lem
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ( in @ ( powerset @ X ) @ ( powerset @ ( powerset @ A ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusT_lem_type,type,
% 2.68/1.53      setminusT_lem: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setminusT_lem,definition,
% 2.68/1.53      ( setminusT_lem
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ( in @ ( setminus @ X @ Y ) @ ( powerset @ A ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(complementT_lem_type,type,
% 2.68/1.53      complementT_lem: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(complementT_lem,definition,
% 2.68/1.53      ( complementT_lem
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ( in @ ( setminus @ A @ X ) @ ( powerset @ A ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(setextT_type,type,
% 2.68/1.53      setextT: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(setextT,definition,
% 2.68/1.53      ( setextT
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ( ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ A )
% 2.68/1.53                     => ( ( in @ Xx @ X )
% 2.68/1.53                       => ( in @ Xx @ Y ) ) )
% 2.68/1.53                 => ( ! [Xx: $i] :
% 2.68/1.53                        ( ( in @ Xx @ A )
% 2.68/1.53                       => ( ( in @ Xx @ Y )
% 2.68/1.53                         => ( in @ Xx @ X ) ) )
% 2.68/1.53                   => ( X = Y ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetTI_type,type,
% 2.68/1.53      subsetTI: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(subsetTI,definition,
% 2.68/1.53      ( subsetTI
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ( ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ A )
% 2.68/1.53                     => ( ( in @ Xx @ X )
% 2.68/1.53                       => ( in @ Xx @ Y ) ) )
% 2.68/1.53                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetTI1_type,type,
% 2.68/1.53      powersetTI1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetTI1,definition,
% 2.68/1.53      ( powersetTI1
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ( ! [Xx: $i] :
% 2.68/1.53                      ( ( in @ Xx @ A )
% 2.68/1.53                     => ( ( in @ Xx @ X )
% 2.68/1.53                       => ( in @ Xx @ Y ) ) )
% 2.68/1.53                 => ( in @ X @ ( powerset @ Y ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetTE1_type,type,
% 2.68/1.53      powersetTE1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(powersetTE1,definition,
% 2.68/1.53      ( powersetTE1
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ A )
% 2.68/1.53                   => ( ( in @ X @ ( powerset @ Y ) )
% 2.68/1.53                     => ( ( in @ Xx @ X )
% 2.68/1.53                       => ( in @ Xx @ Y ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(complementTI1_type,type,
% 2.68/1.53      complementTI1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(complementTI1,definition,
% 2.68/1.53      ( complementTI1
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( ( in @ Xx @ X )
% 2.68/1.53                 => ~ ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(complementTE1_type,type,
% 2.68/1.53      complementTE1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(complementTE1,definition,
% 2.68/1.53      ( complementTE1
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( ~ ( in @ Xx @ ( setminus @ A @ X ) )
% 2.68/1.53                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectTELcontra_type,type,
% 2.68/1.53      binintersectTELcontra: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectTELcontra,definition,
% 2.68/1.53      ( binintersectTELcontra
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ A )
% 2.68/1.53                   => ( ~ ( in @ Xx @ X )
% 2.68/1.53                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectTERcontra_type,type,
% 2.68/1.53      binintersectTERcontra: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(binintersectTERcontra,definition,
% 2.68/1.53      ( binintersectTERcontra
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ A )
% 2.68/1.53                   => ( ~ ( in @ Xx @ Y )
% 2.68/1.53                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(contrasubsetT_type,type,
% 2.68/1.53      contrasubsetT: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(contrasubsetT,definition,
% 2.68/1.53      ( contrasubsetT
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ A )
% 2.68/1.53                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.68/1.53                     => ( ( in @ Xx @ Y )
% 2.68/1.53                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(contrasubsetT1_type,type,
% 2.68/1.53      contrasubsetT1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(contrasubsetT1,definition,
% 2.68/1.53      ( contrasubsetT1
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ A )
% 2.68/1.53                   => ( ( subset @ X @ Y )
% 2.68/1.53                     => ( ~ ( in @ Xx @ Y )
% 2.68/1.53                       => ~ ( in @ Xx @ X ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(contrasubsetT2_type,type,
% 2.68/1.53      contrasubsetT2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(contrasubsetT2,definition,
% 2.68/1.53      ( contrasubsetT2
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ( ( subset @ X @ Y )
% 2.68/1.53                 => ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(contrasubsetT3_type,type,
% 2.68/1.53      contrasubsetT3: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(contrasubsetT3,definition,
% 2.68/1.53      ( contrasubsetT3
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ( ( subset @ ( setminus @ A @ Y ) @ ( setminus @ A @ X ) )
% 2.68/1.53                 => ( subset @ X @ Y ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(doubleComplementI1_type,type,
% 2.68/1.53      doubleComplementI1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(doubleComplementI1,definition,
% 2.68/1.53      ( doubleComplementI1
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( ( in @ Xx @ X )
% 2.68/1.53                 => ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(doubleComplementE1_type,type,
% 2.68/1.53      doubleComplementE1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(doubleComplementE1,definition,
% 2.68/1.53      ( doubleComplementE1
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Xx: $i] :
% 2.68/1.53                ( ( in @ Xx @ A )
% 2.68/1.53               => ( ( in @ Xx @ ( setminus @ A @ ( setminus @ A @ X ) ) )
% 2.68/1.53                 => ( in @ Xx @ X ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(doubleComplementSub1_type,type,
% 2.68/1.53      doubleComplementSub1: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(doubleComplementSub1,definition,
% 2.68/1.53      ( doubleComplementSub1
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ( subset @ X @ ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(doubleComplementSub2_type,type,
% 2.68/1.53      doubleComplementSub2: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(doubleComplementSub2,definition,
% 2.68/1.53      ( doubleComplementSub2
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ( subset @ ( setminus @ A @ ( setminus @ A @ X ) ) @ X ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(doubleComplementEq_type,type,
% 2.68/1.53      doubleComplementEq: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(doubleComplementEq,definition,
% 2.68/1.53      ( doubleComplementEq
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ( X
% 2.68/1.53              = ( setminus @ A @ ( setminus @ A @ X ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(complementTnotintersectT_type,type,
% 2.68/1.53      complementTnotintersectT: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(complementTnotintersectT,definition,
% 2.68/1.53      ( complementTnotintersectT
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ A )
% 2.68/1.53                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 2.68/1.53                     => ~ ( in @ Xx @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(complementImpComplementIntersect_type,type,
% 2.68/1.53      complementImpComplementIntersect: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(complementImpComplementIntersect,definition,
% 2.68/1.53      ( complementImpComplementIntersect
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ! [Xx: $i] :
% 2.68/1.53                    ( ( in @ Xx @ A )
% 2.68/1.53                   => ( ( in @ Xx @ ( setminus @ A @ X ) )
% 2.68/1.53                     => ( in @ Xx @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(complementSubsetComplementIntersect_type,type,
% 2.68/1.53      complementSubsetComplementIntersect: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(complementSubsetComplementIntersect,definition,
% 2.68/1.53      ( complementSubsetComplementIntersect
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ( subset @ ( setminus @ A @ X ) @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(complementInPowersetComplementIntersect_type,type,
% 2.68/1.53      complementInPowersetComplementIntersect: $o ).
% 2.68/1.53  
% 2.68/1.53  thf(complementInPowersetComplementIntersect,definition,
% 2.68/1.53      ( complementInPowersetComplementIntersect
% 2.68/1.53      = ( ! [A: $i,X: $i] :
% 2.68/1.53            ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53           => ! [Y: $i] :
% 2.68/1.53                ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53               => ( in @ ( setminus @ A @ X ) @ ( powerset @ ( setminus @ A @ ( binintersect @ X @ Y ) ) ) ) ) ) ) ) ).
% 2.68/1.53  
% 2.68/1.53  thf(contraSubsetComplement,conjecture,
% 2.68/1.53      ( setextAx
% 2.68/1.53     => ( emptysetAx
% 2.68/1.53       => ( setadjoinAx
% 2.68/1.53         => ( powersetAx
% 2.68/1.53           => ( setunionAx
% 2.68/1.53             => ( omega0Ax
% 2.68/1.53               => ( omegaSAx
% 2.68/1.53                 => ( omegaIndAx
% 2.68/1.53                   => ( replAx
% 2.68/1.53                     => ( foundationAx
% 2.68/1.53                       => ( wellorderingAx
% 2.68/1.53                         => ( descrp
% 2.68/1.53                           => ( dsetconstrI
% 2.68/1.53                             => ( dsetconstrEL
% 2.68/1.53                               => ( dsetconstrER
% 2.68/1.53                                 => ( exuE1
% 2.68/1.53                                   => ( prop2setE
% 2.68/1.53                                     => ( emptysetE
% 2.68/1.53                                       => ( emptysetimpfalse
% 2.68/1.53                                         => ( notinemptyset
% 2.68/1.53                                           => ( exuE3e
% 2.68/1.53                                             => ( setext
% 2.68/1.53                                               => ( emptyI
% 2.68/1.53                                                 => ( noeltsimpempty
% 2.68/1.53                                                   => ( setbeta
% 2.68/1.53                                                     => ( nonemptyE1
% 2.68/1.53                                                       => ( nonemptyI
% 2.68/1.53                                                         => ( nonemptyI1
% 2.68/1.53                                                           => ( setadjoinIL
% 2.68/1.53                                                             => ( emptyinunitempty
% 2.68/1.53                                                               => ( setadjoinIR
% 2.68/1.53                                                                 => ( setadjoinE
% 2.68/1.53                                                                   => ( setadjoinOr
% 2.68/1.53                                                                     => ( setoftrueEq
% 2.68/1.53                                                                       => ( powersetI
% 2.68/1.53                                                                         => ( emptyinPowerset
% 2.68/1.53                                                                           => ( emptyInPowerset
% 2.68/1.53                                                                             => ( powersetE
% 2.68/1.53                                                                               => ( setunionI
% 2.68/1.53                                                                                 => ( setunionE
% 2.68/1.53                                                                                   => ( subPowSU
% 2.68/1.53                                                                                     => ( exuE2
% 2.68/1.53                                                                                       => ( nonemptyImpWitness
% 2.68/1.53                                                                                         => ( uniqinunit
% 2.68/1.53                                                                                           => ( notinsingleton
% 2.68/1.53                                                                                             => ( eqinunit
% 2.68/1.53                                                                                               => ( singletonsswitch
% 2.68/1.53                                                                                                 => ( upairsetE
% 2.68/1.53                                                                                                   => ( upairsetIL
% 2.68/1.53                                                                                                     => ( upairsetIR
% 2.68/1.53                                                                                                       => ( emptyE1
% 2.68/1.53                                                                                                         => ( vacuousDall
% 2.68/1.53                                                                                                           => ( quantDeMorgan1
% 2.68/1.53                                                                                                             => ( quantDeMorgan2
% 2.68/1.53                                                                                                               => ( quantDeMorgan3
% 2.68/1.53                                                                                                                 => ( quantDeMorgan4
% 2.68/1.53                                                                                                                   => ( prop2setI
% 2.68/1.53                                                                                                                     => ( prop2set2propI
% 2.68/1.53                                                                                                                       => ( notdexE
% 2.68/1.53                                                                                                                         => ( notdallE
% 2.68/1.53                                                                                                                           => ( exuI1
% 2.68/1.53                                                                                                                             => ( exuI3
% 2.68/1.53                                                                                                                               => ( exuI2
% 2.68/1.53                                                                                                                                 => ( inCongP
% 2.68/1.53                                                                                                                                   => ( in__Cong
% 2.68/1.53                                                                                                                                     => ( exuE3u
% 2.68/1.53                                                                                                                                       => ( exu__Cong
% 2.68/1.53                                                                                                                                         => ( emptyset__Cong
% 2.68/1.53                                                                                                                                           => ( setadjoin__Cong
% 2.68/1.53                                                                                                                                             => ( powerset__Cong
% 2.68/1.53                                                                                                                                               => ( setunion__Cong
% 2.68/1.53                                                                                                                                                 => ( omega__Cong
% 2.68/1.53                                                                                                                                                   => ( exuEu
% 2.68/1.53                                                                                                                                                     => ( descr__Cong
% 2.68/1.53                                                                                                                                                       => ( dsetconstr__Cong
% 2.68/1.53                                                                                                                                                         => ( subsetI1
% 2.68/1.53                                                                                                                                                           => ( eqimpsubset2
% 2.68/1.53                                                                                                                                                             => ( eqimpsubset1
% 2.68/1.53                                                                                                                                                               => ( subsetI2
% 2.68/1.53                                                                                                                                                                 => ( emptysetsubset
% 2.68/1.53                                                                                                                                                                   => ( subsetE
% 2.68/1.53                                                                                                                                                                     => ( subsetE2
% 2.68/1.53                                                                                                                                                                       => ( notsubsetI
% 2.68/1.53                                                                                                                                                                         => ( notequalI1
% 2.68/1.53                                                                                                                                                                           => ( notequalI2
% 2.68/1.53                                                                                                                                                                             => ( subsetRefl
% 2.68/1.53                                                                                                                                                                               => ( subsetTrans
% 2.68/1.53                                                                                                                                                                                 => ( setadjoinSub
% 2.68/1.53                                                                                                                                                                                   => ( setadjoinSub2
% 2.68/1.53                                                                                                                                                                                     => ( subset2powerset
% 2.68/1.53                                                                                                                                                                                       => ( setextsub
% 2.68/1.53                                                                                                                                                                                         => ( subsetemptysetimpeq
% 2.68/1.53                                                                                                                                                                                           => ( powersetI1
% 2.68/1.53                                                                                                                                                                                             => ( powersetE1
% 2.68/1.53                                                                                                                                                                                               => ( inPowerset
% 2.68/1.53                                                                                                                                                                                                 => ( powersetsubset
% 2.68/1.53                                                                                                                                                                                                   => ( sepInPowerset
% 2.68/1.53                                                                                                                                                                                                     => ( sepSubset
% 2.68/1.53                                                                                                                                                                                                       => ( binunionIL
% 2.68/1.53                                                                                                                                                                                                         => ( upairset2IR
% 2.68/1.53                                                                                                                                                                                                           => ( binunionIR
% 2.68/1.53                                                                                                                                                                                                             => ( binunionEcases
% 2.68/1.53                                                                                                                                                                                                               => ( binunionE
% 2.68/1.53                                                                                                                                                                                                                 => ( binunionLsub
% 2.68/1.53                                                                                                                                                                                                                   => ( binunionRsub
% 2.68/1.53                                                                                                                                                                                                                     => ( binintersectI
% 2.68/1.53                                                                                                                                                                                                                       => ( binintersectSubset5
% 2.68/1.53                                                                                                                                                                                                                         => ( binintersectEL
% 2.68/1.53                                                                                                                                                                                                                           => ( binintersectLsub
% 2.68/1.53                                                                                                                                                                                                                             => ( binintersectSubset2
% 2.68/1.53                                                                                                                                                                                                                               => ( binintersectSubset3
% 2.68/1.53                                                                                                                                                                                                                                 => ( binintersectER
% 2.68/1.53                                                                                                                                                                                                                                   => ( disjointsetsI1
% 2.68/1.53                                                                                                                                                                                                                                     => ( binintersectRsub
% 2.68/1.53                                                                                                                                                                                                                                       => ( binintersectSubset4
% 2.68/1.53                                                                                                                                                                                                                                         => ( binintersectSubset1
% 2.68/1.53                                                                                                                                                                                                                                           => ( bs114d
% 2.68/1.53                                                                                                                                                                                                                                             => ( setminusI
% 2.68/1.53                                                                                                                                                                                                                                               => ( setminusEL
% 2.68/1.53                                                                                                                                                                                                                                                 => ( setminusER
% 2.68/1.53                                                                                                                                                                                                                                                   => ( setminusSubset2
% 2.68/1.53                                                                                                                                                                                                                                                     => ( setminusERneg
% 2.68/1.53                                                                                                                                                                                                                                                       => ( setminusELneg
% 2.68/1.53                                                                                                                                                                                                                                                         => ( setminusILneg
% 2.68/1.53                                                                                                                                                                                                                                                           => ( setminusIRneg
% 2.68/1.53                                                                                                                                                                                                                                                             => ( setminusLsub
% 2.68/1.53                                                                                                                                                                                                                                                               => ( setminusSubset1
% 2.68/1.53                                                                                                                                                                                                                                                                 => ( symdiffE
% 2.68/1.53                                                                                                                                                                                                                                                                   => ( symdiffI1
% 2.68/1.53                                                                                                                                                                                                                                                                     => ( symdiffI2
% 2.68/1.53                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 2.68/1.53                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 2.68/1.53                                                                                                                                                                                                                                                                           => ( secondinupair
% 2.68/1.53                                                                                                                                                                                                                                                                             => ( setukpairIL
% 2.68/1.53                                                                                                                                                                                                                                                                               => ( setukpairIR
% 2.68/1.53                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 2.68/1.53                                                                                                                                                                                                                                                                                   => ( kpairp
% 2.68/1.53                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 2.68/1.53                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 2.68/1.53                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 2.68/1.53                                                                                                                                                                                                                                                                                           => ( upairset2E
% 2.68/1.53                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 2.68/1.53                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 2.68/1.53                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 2.68/1.53                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 2.68/1.53                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 2.68/1.53                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 2.68/1.53                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 2.68/1.53                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 2.68/1.53                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 2.68/1.53                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 2.68/1.53                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 2.68/1.53                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 2.68/1.53                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( iftrueProp1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( iftrueProp2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ifSingleton
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ifp
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( theeq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iftrue
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalse
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iftrueorfalse
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( binintersectT_lem
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( binunionT_lem
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( powersetT_lem
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( setminusT_lem
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( complementT_lem
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( setextT
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( subsetTI
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( powersetTI1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( powersetTE1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementTI1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( complementTE1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( binintersectTELcontra
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( binintersectTERcontra
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( contrasubsetT
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( contrasubsetT1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( contrasubsetT2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( contrasubsetT3
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( doubleComplementI1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( doubleComplementE1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( doubleComplementSub1
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( doubleComplementSub2
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( doubleComplementEq
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( complementTnotintersectT
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( complementImpComplementIntersect
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( complementSubsetComplementIntersect
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( complementInPowersetComplementIntersect
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [A: $i,X: $i] :
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( in @ X @ ( powerset @ A ) )
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ! [Y: $i] :
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ( ( in @ Y @ ( powerset @ A ) )
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( subset @ X @ ( setminus @ A @ Y ) )
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [Xx: $i] :
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ Xx @ A )
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( in @ Xx @ Y )
% 2.68/1.53                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( in @ Xx @ ( setminus @ A @ X ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 2.68/1.53  ------------------------
% 2.68/1.57  % (10869)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_10607 for (2999ds/27Mi)
% 2.68/1.57  % (10870)lrs+10_1:1_au=on:inj=on:i=2:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/2Mi)
% 2.68/1.57  % (10870)Instruction limit reached!
% 2.68/1.57  % (10870)------------------------------
% 2.68/1.57  % (10870)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.68/1.57  % (10870)Termination reason: Unknown
% 2.68/1.57  % (10870)Termination phase: shuffling
% 2.68/1.57  
% 2.68/1.57  % (10870)Memory used [KB]: 1535
% 2.68/1.57  % (10870)Time elapsed: 0.003 s
% 2.68/1.57  % (10870)Instructions burned: 4 (million)
% 2.68/1.57  % (10870)------------------------------
% 2.68/1.57  % (10870)------------------------------
% 2.68/1.57  % (10871)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_10607 for (2999ds/2Mi)
% 2.68/1.57  % (10871)Instruction limit reached!
% 2.68/1.57  % (10871)------------------------------
% 2.68/1.57  % (10871)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.68/1.57  % (10871)Termination reason: Unknown
% 2.68/1.57  % (10871)Termination phase: shuffling
% 2.68/1.57  
% 2.68/1.57  % (10871)Memory used [KB]: 1535
% 2.68/1.57  % (10871)Time elapsed: 0.003 s
% 2.68/1.57  % (10871)Instructions burned: 5 (million)
% 2.68/1.57  % (10871)------------------------------
% 2.68/1.57  % (10871)------------------------------
% 2.68/1.57  % (10869)Instruction limit reached!
% 2.68/1.57  % (10869)------------------------------
% 2.68/1.57  % (10869)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.68/1.57  % (10869)Termination reason: Unknown
% 2.68/1.57  % (10869)Termination phase: shuffling
% 2.68/1.57  
% 2.68/1.57  % (10869)Memory used [KB]: 1918
% 2.68/1.57  % (10869)Time elapsed: 0.009 s
% 2.68/1.57  % (10869)Instructions burned: 27 (million)
% 2.68/1.57  % (10869)------------------------------
% 2.68/1.57  % (10869)------------------------------
% 2.68/1.57  % (10868)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_10607 for (2999ds/4Mi)
% 2.68/1.57  % (10867)lrs+1002_1:8_bd=off:fd=off:hud=10:tnu=1:i=183:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/183Mi)
% 2.68/1.57  % (10872)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_10607 for (2999ds/275Mi)
% 2.68/1.57  % (10873)lrs+1004_1:128_cond=on:e2e=on:sp=weighted_frequency:i=18:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/18Mi)
% 2.68/1.58  % (10868)Instruction limit reached!
% 2.68/1.58  % (10868)------------------------------
% 2.68/1.58  % (10868)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.68/1.58  % (10868)Termination reason: Unknown
% 2.68/1.58  % (10868)Termination phase: shuffling
% 2.68/1.58  
% 2.68/1.58  % (10868)Memory used [KB]: 1535
% 2.68/1.58  % (10868)Time elapsed: 0.004 s
% 2.68/1.58  % (10868)Instructions burned: 5 (million)
% 2.68/1.58  % (10868)------------------------------
% 2.68/1.58  % (10868)------------------------------
% 2.68/1.58  % (10880)lrs+10_1:1_bet=on:cnfonf=off:fd=off:hud=5:inj=on:i=3:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/3Mi)
% 2.68/1.58  % (10880)Instruction limit reached!
% 2.68/1.58  % (10880)------------------------------
% 2.68/1.58  % (10880)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.68/1.58  % (10880)Termination reason: Unknown
% 2.68/1.58  % (10880)Termination phase: shuffling
% 2.68/1.58  
% 2.68/1.58  % (10880)Memory used [KB]: 1535
% 2.68/1.58  % (10880)Time elapsed: 0.003 s
% 2.68/1.58  % (10880)Instructions burned: 5 (million)
% 2.68/1.58  % (10880)------------------------------
% 2.68/1.58  % (10880)------------------------------
% 2.68/1.58  % (10881)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_10607 for (2999ds/37Mi)
% 2.68/1.58  % (10882)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_10607 for (2999ds/15Mi)
% 2.68/1.59  % (10873)Instruction limit reached!
% 2.68/1.59  % (10873)------------------------------
% 2.68/1.59  % (10873)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.68/1.59  % (10873)Termination reason: Unknown
% 2.68/1.59  % (10873)Termination phase: shuffling
% 2.68/1.59  
% 2.68/1.59  % (10873)Memory used [KB]: 1791
% 2.68/1.59  % (10873)Time elapsed: 0.013 s
% 2.68/1.59  % (10873)Instructions burned: 19 (million)
% 2.68/1.59  % (10873)------------------------------
% 2.68/1.59  % (10873)------------------------------
% 2.68/1.59  % (10882)Instruction limit reached!
% 2.68/1.59  % (10882)------------------------------
% 2.68/1.59  % (10882)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.68/1.59  % (10882)Termination reason: Unknown
% 2.68/1.59  % (10882)Termination phase: shuffling
% 2.68/1.59  
% 2.68/1.59  % (10882)Memory used [KB]: 1791
% 2.68/1.59  % (10882)Time elapsed: 0.007 s
% 2.68/1.59  % (10882)Instructions burned: 17 (million)
% 2.68/1.59  % (10882)------------------------------
% 2.68/1.59  % (10882)------------------------------
% 2.68/1.59  % (10884)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_10607 for (2999ds/1041Mi)
% 2.68/1.59  % (10881)Instruction limit reached!
% 2.68/1.59  % (10881)------------------------------
% 2.68/1.59  % (10881)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.68/1.59  % (10881)Termination reason: Unknown
% 2.68/1.59  % (10881)Termination phase: shuffling
% 2.68/1.59  
% 2.68/1.59  % (10881)Memory used [KB]: 2302
% 2.68/1.59  % (10881)Time elapsed: 0.012 s
% 2.68/1.59  % (10881)Instructions burned: 39 (million)
% 2.68/1.59  % (10881)------------------------------
% 2.68/1.59  % (10881)------------------------------
% 2.68/1.59  % (10883)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_10607 for (2999ds/3Mi)
% 2.68/1.60  % (10883)Instruction limit reached!
% 2.68/1.60  % (10883)------------------------------
% 2.68/1.60  % (10883)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.68/1.60  % (10883)Termination reason: Unknown
% 2.68/1.60  % (10883)Termination phase: shuffling
% 2.68/1.60  
% 2.68/1.60  % (10883)Memory used [KB]: 1535
% 2.68/1.60  % (10883)Time elapsed: 0.004 s
% 2.68/1.60  % (10883)Instructions burned: 3 (million)
% 2.68/1.60  % (10883)------------------------------
% 2.68/1.60  % (10883)------------------------------
% 2.73/1.60  % (10894)lrs+10_1:1_acc=on:amm=sco:cs=on:tgt=full:i=16:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/16Mi)
% 2.73/1.60  % (10897)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_10607 for (2999ds/3Mi)
% 2.73/1.60  % (10897)Instruction limit reached!
% 2.73/1.60  % (10897)------------------------------
% 2.73/1.60  % (10897)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.60  % (10897)Termination reason: Unknown
% 2.73/1.60  % (10897)Termination phase: shuffling
% 2.73/1.60  
% 2.73/1.60  % (10897)Memory used [KB]: 1535
% 2.73/1.60  % (10897)Time elapsed: 0.003 s
% 2.73/1.60  % (10897)Instructions burned: 6 (million)
% 2.73/1.60  % (10897)------------------------------
% 2.73/1.60  % (10897)------------------------------
% 2.73/1.60  % (10894)Instruction limit reached!
% 2.73/1.60  % (10894)------------------------------
% 2.73/1.60  % (10894)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.60  % (10894)Termination reason: Unknown
% 2.73/1.60  % (10894)Termination phase: shuffling
% 2.73/1.60  
% 2.73/1.60  % (10894)Memory used [KB]: 1791
% 2.73/1.60  % (10894)Time elapsed: 0.006 s
% 2.73/1.60  % (10894)Instructions burned: 17 (million)
% 2.73/1.60  % (10894)------------------------------
% 2.73/1.60  % (10894)------------------------------
% 2.73/1.60  % (10890)lrs+10_1:1_av=off:chr=on:plsq=on:slsq=on:i=7:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/7Mi)
% 2.73/1.61  % (10890)Instruction limit reached!
% 2.73/1.61  % (10890)------------------------------
% 2.73/1.61  % (10890)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.61  % (10890)Termination reason: Unknown
% 2.73/1.61  % (10890)Termination phase: shuffling
% 2.73/1.61  
% 2.73/1.61  % (10890)Memory used [KB]: 1663
% 2.73/1.61  % (10890)Time elapsed: 0.006 s
% 2.73/1.61  % (10890)Instructions burned: 7 (million)
% 2.73/1.61  % (10890)------------------------------
% 2.73/1.61  % (10890)------------------------------
% 2.73/1.61  % (10904)lrs+10_1:1_cnfonf=off:cs=on:hud=3:prag=on:sup=off:i=7:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/7Mi)
% 2.73/1.61  % (10901)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_10607 for (2999ds/3Mi)
% 2.73/1.61  % (10905)dis+1002_1:1_add=large:cnfonf=lazy_pi_sigma_gen:fe=off:prag=on:i=3:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/3Mi)
% 2.73/1.61  % (10905)Instruction limit reached!
% 2.73/1.61  % (10905)------------------------------
% 2.73/1.61  % (10905)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.61  % (10905)Termination reason: Unknown
% 2.73/1.61  % (10905)Termination phase: shuffling
% 2.73/1.61  
% 2.73/1.61  % (10905)Memory used [KB]: 1407
% 2.73/1.61  % (10901)Instruction limit reached!
% 2.73/1.61  % (10901)------------------------------
% 2.73/1.61  % (10901)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.61  % (10905)Time elapsed: 0.002 s
% 2.73/1.61  % (10905)Instructions burned: 3 (million)
% 2.73/1.61  % (10901)Termination reason: Unknown
% 2.73/1.61  % (10905)------------------------------
% 2.73/1.61  % (10905)------------------------------
% 2.73/1.61  % (10901)Termination phase: shuffling
% 2.73/1.61  
% 2.73/1.61  % (10901)Memory used [KB]: 1535
% 2.73/1.61  % (10901)Time elapsed: 0.003 s
% 2.73/1.61  % (10901)Instructions burned: 3 (million)
% 2.73/1.61  % (10901)------------------------------
% 2.73/1.61  % (10901)------------------------------
% 2.73/1.61  % (10904)Instruction limit reached!
% 2.73/1.61  % (10904)------------------------------
% 2.73/1.61  % (10904)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.61  % (10904)Termination reason: Unknown
% 2.73/1.61  % (10904)Termination phase: shuffling
% 2.73/1.61  
% 2.73/1.61  % (10904)Memory used [KB]: 1535
% 2.73/1.61  % (10904)Time elapsed: 0.003 s
% 2.73/1.61  % (10904)Instructions burned: 7 (million)
% 2.73/1.61  % (10904)------------------------------
% 2.73/1.61  % (10904)------------------------------
% 2.73/1.62  % (10909)lrs+1002_1:1_anc=all_dependent:au=on:cbe=off:fde=unused:ntd=on:i=18:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/18Mi)
% 2.73/1.62  % (10912)lrs+1004_1:1_chr=on:prag=on:i=6:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/6Mi)
% 2.73/1.62  % (10910)lrs+10_1:1_e2e=on:sd=1:sgt=8:ss=axioms:i=710:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/710Mi)
% 2.73/1.62  % (10912)Instruction limit reached!
% 2.73/1.62  % (10912)------------------------------
% 2.73/1.62  % (10912)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.62  % (10912)Termination reason: Unknown
% 2.73/1.62  % (10912)Termination phase: shuffling
% 2.73/1.62  
% 2.73/1.62  % (10912)Memory used [KB]: 1535
% 2.73/1.62  % (10912)Time elapsed: 0.003 s
% 2.73/1.62  % (10912)Instructions burned: 6 (million)
% 2.73/1.62  % (10912)------------------------------
% 2.73/1.62  % (10912)------------------------------
% 2.73/1.62  % (10906)dis+1004_1:1_cha=on:cs=on:fe=off:hud=1:i=4:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/4Mi)
% 2.73/1.63  % (10909)Instruction limit reached!
% 2.73/1.63  % (10909)------------------------------
% 2.73/1.63  % (10909)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.63  % (10909)Termination reason: Unknown
% 2.73/1.63  % (10909)Termination phase: shuffling
% 2.73/1.63  
% 2.73/1.63  % (10909)Memory used [KB]: 1791
% 2.73/1.63  % (10909)Time elapsed: 0.006 s
% 2.73/1.63  % (10909)Instructions burned: 18 (million)
% 2.73/1.63  % (10909)------------------------------
% 2.73/1.63  % (10909)------------------------------
% 2.73/1.63  % (10906)Instruction limit reached!
% 2.73/1.63  % (10906)------------------------------
% 2.73/1.63  % (10906)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.63  % (10906)Termination reason: Unknown
% 2.73/1.63  % (10906)Termination phase: shuffling
% 2.73/1.63  
% 2.73/1.63  % (10906)Memory used [KB]: 1535
% 2.73/1.63  % (10906)Time elapsed: 0.005 s
% 2.73/1.63  % (10906)Instructions burned: 5 (million)
% 2.73/1.63  % (10906)------------------------------
% 2.73/1.63  % (10906)------------------------------
% 2.73/1.63  % (10918)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_10607 for (2999ds/902Mi)
% 2.73/1.64  % (10920)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_10607 for (2999ds/21Mi)
% 2.73/1.64  % (10920)Instruction limit reached!
% 2.73/1.64  % (10920)------------------------------
% 2.73/1.64  % (10920)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.64  % (10920)Termination reason: Unknown
% 2.73/1.64  % (10920)Termination phase: shuffling
% 2.73/1.64  
% 2.73/1.64  % (10920)Memory used [KB]: 1918
% 2.73/1.64  % (10920)Time elapsed: 0.007 s
% 2.73/1.64  % (10920)Instructions burned: 21 (million)
% 2.73/1.64  % (10920)------------------------------
% 2.73/1.64  % (10920)------------------------------
% 2.73/1.65  % (10922)dis+10_1:1_cnfonf=lazy_gen:fe=off:i=5:si=on:rtra=on_0 on DTF2THF_10607 for (2999ds/5Mi)
% 2.73/1.65  % (10922)Instruction limit reached!
% 2.73/1.65  % (10922)------------------------------
% 2.73/1.65  % (10922)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.65  % (10922)Termination reason: Unknown
% 2.73/1.65  % (10922)Termination phase: shuffling
% 2.73/1.65  
% 2.73/1.65  % (10922)Memory used [KB]: 1535
% 2.73/1.65  % (10922)Time elapsed: 0.005 s
% 2.73/1.65  % (10922)Instructions burned: 5 (million)
% 2.73/1.65  % (10922)------------------------------
% 2.73/1.65  % (10922)------------------------------
% 2.73/1.65  % (10929)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_10607 for (2999ds/6Mi)
% 2.73/1.65  % (10929)Instruction limit reached!
% 2.73/1.65  % (10929)------------------------------
% 2.73/1.65  % (10929)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.65  % (10929)Termination reason: Unknown
% 2.73/1.65  % (10929)Termination phase: shuffling
% 2.73/1.65  
% 2.73/1.65  % (10929)Memory used [KB]: 1535
% 2.73/1.65  % (10929)Time elapsed: 0.003 s
% 2.73/1.65  % (10929)Instructions burned: 7 (million)
% 2.73/1.65  % (10929)------------------------------
% 2.73/1.65  % (10929)------------------------------
% 2.73/1.66  % (10867)Instruction limit reached!
% 2.73/1.66  % (10867)------------------------------
% 2.73/1.66  % (10867)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.66  % (10867)Termination reason: Unknown
% 2.73/1.66  % (10867)Termination phase: Saturation
% 2.73/1.66  
% 2.73/1.66  % (10867)Memory used [KB]: 7675
% 2.73/1.66  % (10867)Time elapsed: 0.085 s
% 2.73/1.66  % (10867)Instructions burned: 184 (million)
% 2.73/1.66  % (10867)------------------------------
% 2.73/1.66  % (10867)------------------------------
% 2.73/1.66  % (10934)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_10607 for (2998ds/779Mi)
% 2.73/1.67  % (10930)lrs+1002_1:128_au=on:c=on:fsr=off:piset=equals:i=377:si=on:rtra=on_0 on DTF2THF_10607 for (2998ds/377Mi)
% 2.73/1.67  % (10936)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_10607 for (2998ds/19Mi)
% 2.73/1.67  % (10936)Instruction limit reached!
% 2.73/1.67  % (10936)------------------------------
% 2.73/1.67  % (10936)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.67  % (10936)Termination reason: Unknown
% 2.73/1.67  % (10936)Termination phase: shuffling
% 2.73/1.67  
% 2.73/1.67  % (10936)Memory used [KB]: 1791
% 2.73/1.67  % (10936)Time elapsed: 0.007 s
% 2.73/1.67  % (10936)Instructions burned: 20 (million)
% 2.73/1.67  % (10936)------------------------------
% 2.73/1.67  % (10936)------------------------------
% 2.73/1.68  % (10941)lrs+1010_1:1_au=on:s2a=on:sd=1:sgt=50:ss=axioms:i=879:si=on:rtra=on_0 on DTF2THF_10607 for (2998ds/879Mi)
% 2.73/1.70  % (10872)Instruction limit reached!
% 2.73/1.70  % (10872)------------------------------
% 2.73/1.70  % (10872)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.70  % (10872)Termination reason: Unknown
% 2.73/1.70  % (10872)Termination phase: Saturation
% 2.73/1.70  
% 2.73/1.70  % (10872)Memory used [KB]: 9594
% 2.73/1.70  % (10872)Time elapsed: 0.128 s
% 2.73/1.70  % (10872)Instructions burned: 277 (million)
% 2.73/1.70  % (10872)------------------------------
% 2.73/1.70  % (10872)------------------------------
% 2.73/1.71  % (10952)dis+1002_1:128_acc=on:er=filter:i=17:si=on:rtra=on_0 on DTF2THF_10607 for (2998ds/17Mi)
% 2.73/1.72  % (10952)Instruction limit reached!
% 2.73/1.72  % (10952)------------------------------
% 2.73/1.72  % (10952)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.72  % (10952)Termination reason: Unknown
% 2.73/1.72  % (10952)Termination phase: shuffling
% 2.73/1.72  
% 2.73/1.72  % (10952)Memory used [KB]: 1791
% 2.73/1.72  % (10952)Time elapsed: 0.006 s
% 2.73/1.72  % (10952)Instructions burned: 17 (million)
% 2.73/1.72  % (10952)------------------------------
% 2.73/1.72  % (10952)------------------------------
% 2.73/1.73  % (10959)ott+21_1:1_apa=on:au=on:cnfonf=off:sos=on:i=3:si=on:rtra=on_0 on DTF2THF_10607 for (2998ds/3Mi)
% 2.73/1.73  % (10959)Instruction limit reached!
% 2.73/1.73  % (10959)------------------------------
% 2.73/1.73  % (10959)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.73  % (10959)Termination reason: Unknown
% 2.73/1.73  % (10959)Termination phase: shuffling
% 2.73/1.73  
% 2.73/1.73  % (10959)Memory used [KB]: 1535
% 2.73/1.73  % (10959)Time elapsed: 0.002 s
% 2.73/1.73  % (10959)Instructions burned: 3 (million)
% 2.73/1.73  % (10959)------------------------------
% 2.73/1.73  % (10959)------------------------------
% 2.73/1.75  % (10962)lrs+1010_1:8_cnfonf=off:hud=1:inj=on:tnu=5:i=30:si=on:rtra=on_0 on DTF2THF_10607 for (2997ds/30Mi)
% 2.73/1.76  % (10962)Instruction limit reached!
% 2.73/1.76  % (10962)------------------------------
% 2.73/1.76  % (10962)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.76  % (10962)Termination reason: Unknown
% 2.73/1.76  % (10962)Termination phase: shuffling
% 2.73/1.76  
% 2.73/1.76  % (10962)Memory used [KB]: 2046
% 2.73/1.76  % (10962)Time elapsed: 0.018 s
% 2.73/1.76  % (10962)Instructions burned: 31 (million)
% 2.73/1.76  % (10962)------------------------------
% 2.73/1.76  % (10962)------------------------------
% 2.73/1.78  % (10971)dis+10_1:1_ixr=off:plsq=on:plsqc=1:plsqr=32,1:s2a=on:i=127:si=on:rtra=on_0 on DTF2THF_10607 for (2997ds/127Mi)
% 2.73/1.79  % (10918)First to succeed.
% 2.73/1.79  % (10930)Instruction limit reached!
% 2.73/1.79  % (10930)------------------------------
% 2.73/1.79  % (10930)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.79  % (10930)Termination reason: Unknown
% 2.73/1.79  % (10930)Termination phase: Saturation
% 2.73/1.79  
% 2.73/1.79  % (10930)Memory used [KB]: 9338
% 2.73/1.79  % (10930)Time elapsed: 0.126 s
% 2.73/1.79  % (10930)Instructions burned: 379 (million)
% 2.73/1.79  % (10930)------------------------------
% 2.73/1.79  % (10930)------------------------------
% 2.73/1.79  % (10918)Refutation found. Thanks to Tanya!
% 2.73/1.79  % SZS status Theorem for DTF2THF_10607
% 2.73/1.79  % SZS output start Proof for DTF2THF_10607
% 2.73/1.79  thf(func_def_0, type, in: $i > $i > $o).
% 2.73/1.79  thf(func_def_1, type, exu: ($i > $o) > $o).
% 2.73/1.79  thf(func_def_6, type, setadjoin: $i > $i > $i).
% 2.73/1.79  thf(func_def_8, type, powerset: $i > $i).
% 2.73/1.79  thf(func_def_10, type, setunion: $i > $i).
% 2.73/1.79  thf(func_def_19, type, descr: ($i > $o) > $i).
% 2.73/1.79  thf(func_def_21, type, dsetconstr: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_26, type, prop2set: $o > $i).
% 2.73/1.79  thf(func_def_36, type, nonempty: $i > $o).
% 2.73/1.79  thf(func_def_69, type, set2prop: $i > $o).
% 2.73/1.79  thf(func_def_88, type, subset: $i > $i > $o).
% 2.73/1.79  thf(func_def_89, type, disjoint: $i > $i > $o).
% 2.73/1.79  thf(func_def_90, type, setsmeet: $i > $i > $o).
% 2.73/1.79  thf(func_def_114, type, binunion: $i > $i > $i).
% 2.73/1.79  thf(func_def_122, type, binintersect: $i > $i > $i).
% 2.73/1.79  thf(func_def_135, type, regular: $i > $o).
% 2.73/1.79  thf(func_def_136, type, setminus: $i > $i > $i).
% 2.73/1.79  thf(func_def_147, type, symdiff: $i > $i > $i).
% 2.73/1.79  thf(func_def_153, type, iskpair: $i > $o).
% 2.73/1.79  thf(func_def_158, type, kpair: $i > $i > $i).
% 2.73/1.79  thf(func_def_160, type, cartprod: $i > $i > $i).
% 2.73/1.79  thf(func_def_177, type, singleton: $i > $o).
% 2.73/1.79  thf(func_def_179, type, ex1: $i > ($i > $o) > $o).
% 2.73/1.79  thf(func_def_184, type, atmost1p: $i > $o).
% 2.73/1.79  thf(func_def_185, type, atleast2p: $i > $o).
% 2.73/1.79  thf(func_def_186, type, atmost2p: $i > $o).
% 2.73/1.79  thf(func_def_187, type, upairsetp: $i > $o).
% 2.73/1.79  thf(func_def_191, type, kfst: $i > $i).
% 2.73/1.79  thf(func_def_203, type, ksnd: $i > $i).
% 2.73/1.79  thf(func_def_213, type, breln: $i > $i > $i > $o).
% 2.73/1.79  thf(func_def_214, type, dpsetconstr: $i > $i > ($i > $i > $o) > $i).
% 2.73/1.79  thf(func_def_222, type, func: $i > $i > $i > $o).
% 2.73/1.79  thf(func_def_223, type, funcSet: $i > $i > $i).
% 2.73/1.79  thf(func_def_226, type, ap: $i > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_232, type, lam: $i > $i > ($i > $i) > $i).
% 2.73/1.79  thf(func_def_259, type, if: $i > $o > $i > $i > $i).
% 2.73/1.79  thf(func_def_304, type, sP0: $i > $o > $i > $i > $o).
% 2.73/1.79  thf(func_def_308, type, sP4: $i > $i > $i > $i > $o).
% 2.73/1.79  thf(func_def_310, type, sP6: $i > $i > $o).
% 2.73/1.79  thf(func_def_311, type, sP7: $i > $o).
% 2.73/1.79  thf(func_def_312, type, sP8: $i > $i > $o).
% 2.73/1.79  thf(func_def_313, type, sP9: $i > $i > $o).
% 2.73/1.79  thf(func_def_314, type, sP10: $i > $i > $i > $o).
% 2.73/1.79  thf(func_def_317, type, sK13: $i > $i > $o).
% 2.73/1.79  thf(func_def_325, type, sK21: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_326, type, sK22: $i > $o).
% 2.73/1.79  thf(func_def_344, type, sK40: $i > $i > $i).
% 2.73/1.79  thf(func_def_368, type, sK64: $i > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_369, type, sK65: $i > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_376, type, sK72: $i > $o).
% 2.73/1.79  thf(func_def_385, type, sK81: $i > $i > $i).
% 2.73/1.79  thf(func_def_397, type, sK93: $i > $o).
% 2.73/1.79  thf(func_def_398, type, sK94: ($i > $o) > $i).
% 2.73/1.79  thf(func_def_445, type, sK141: $i > $o).
% 2.73/1.79  thf(func_def_448, type, sK144: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_459, type, sK155: $i > $o).
% 2.73/1.79  thf(func_def_462, type, sK158: $i > $o).
% 2.73/1.79  thf(func_def_464, type, sK160: ($i > $o) > $i > $i).
% 2.73/1.79  thf(func_def_465, type, sK161: ($i > $o) > $i > $i).
% 2.73/1.79  thf(func_def_471, type, sK167: $i > $i).
% 2.73/1.79  thf(func_def_474, type, sK170: $i > ($i > $i) > $i > $i).
% 2.73/1.79  thf(func_def_477, type, sK173: $o > $i > $i > $i).
% 2.73/1.79  thf(func_def_489, type, sK185: $i > $i > $i).
% 2.73/1.79  thf(func_def_515, type, sK211: $i > $i > $o).
% 2.73/1.79  thf(func_def_525, type, sK221: $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_526, type, sK222: $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_529, type, sK225: $i > $i > $i).
% 2.73/1.79  thf(func_def_532, type, sK228: $i > $o).
% 2.73/1.79  thf(func_def_533, type, sK229: $i > $i).
% 2.73/1.79  thf(func_def_534, type, sK230: ($i > $o) > $i).
% 2.73/1.79  thf(func_def_567, type, sK263: $i > $i > $o).
% 2.73/1.79  thf(func_def_578, type, sK274: $i > $i).
% 2.73/1.79  thf(func_def_587, type, sK283: $i > $i > $o).
% 2.73/1.79  thf(func_def_600, type, sK296: $i > $i > $o).
% 2.73/1.79  thf(func_def_620, type, sK316: $i > $i > $i).
% 2.73/1.79  thf(func_def_629, type, sK325: $i > $o).
% 2.73/1.79  thf(func_def_636, type, sK332: $i > $i).
% 2.73/1.79  thf(func_def_638, type, sK334: $i > $i).
% 2.73/1.79  thf(func_def_650, type, sK346: $i > $i).
% 2.73/1.79  thf(func_def_660, type, sK356: $i > $i).
% 2.73/1.79  thf(func_def_662, type, sK358: $i > ($i > $i) > $i > $i).
% 2.73/1.79  thf(func_def_676, type, sK372: $i > $o).
% 2.73/1.79  thf(func_def_677, type, sK373: $i > ($i > $i) > $i > $i).
% 2.73/1.79  thf(func_def_679, type, sK375: $i > $i).
% 2.73/1.79  thf(func_def_684, type, sK380: $i > $o).
% 2.73/1.79  thf(func_def_717, type, sK413: $i > $i > $o).
% 2.73/1.79  thf(func_def_718, type, sK414: $i > $i).
% 2.73/1.79  thf(func_def_719, type, sK415: $i > $i).
% 2.73/1.79  thf(func_def_720, type, sK416: ($i > $i > $o) > $i > $i).
% 2.73/1.79  thf(func_def_721, type, sK417: ($i > $i > $o) > $i > $i).
% 2.73/1.79  thf(func_def_722, type, sK418: $i > ($i > $i > $o) > $i > $i).
% 2.73/1.79  thf(func_def_724, type, sK420: $i > $o).
% 2.73/1.79  thf(func_def_727, type, sK423: $i > $i > $i).
% 2.73/1.79  thf(func_def_728, type, sK424: $i > $i > $i).
% 2.73/1.79  thf(func_def_734, type, sK430: $i > $o).
% 2.73/1.79  thf(func_def_737, type, sK433: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_738, type, sK434: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_748, type, sK444: $i > $o).
% 2.73/1.79  thf(func_def_749, type, sK445: $i > $i).
% 2.73/1.79  thf(func_def_750, type, sK446: ($i > $o) > $i).
% 2.73/1.79  thf(func_def_751, type, sK447: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_752, type, sK448: $i > $o).
% 2.73/1.79  thf(func_def_754, type, sK450: $i > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_762, type, sK458: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_763, type, sK459: $i > $o).
% 2.73/1.79  thf(func_def_765, type, sK461: ($i > $o) > $i).
% 2.73/1.79  thf(func_def_766, type, sK462: ($i > $o) > $i).
% 2.73/1.79  thf(func_def_767, type, sK463: $i > $o).
% 2.73/1.79  thf(func_def_783, type, sK479: ($i > $o) > $i > $i).
% 2.73/1.79  thf(func_def_785, type, sK481: $i > $o).
% 2.73/1.79  thf(func_def_789, type, sK485: $i > $o).
% 2.73/1.79  thf(func_def_792, type, sK488: $i > $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_793, type, sK489: $i > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_798, type, sK494: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_799, type, sK495: $i > $o).
% 2.73/1.79  thf(func_def_806, type, sK502: $i > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_807, type, sK503: $i > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_808, type, sK504: $i > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_809, type, sK505: $i > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_813, type, sK509: $i > $i > $o).
% 2.73/1.79  thf(func_def_817, type, sK513: $i > $i).
% 2.73/1.79  thf(func_def_818, type, sK514: ($i > $i) > $i > $i > $i).
% 2.73/1.79  thf(func_def_831, type, sK527: $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_832, type, sK528: $i > $o).
% 2.73/1.79  thf(func_def_842, type, sK538: $i > $i > $i).
% 2.73/1.79  thf(func_def_847, type, sK543: $i > $o).
% 2.73/1.79  thf(func_def_849, type, sK545: $i > $o).
% 2.73/1.79  thf(func_def_850, type, sK546: $i > $o).
% 2.73/1.79  thf(func_def_851, type, sK547: ($i > $o) > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_852, type, sK548: ($i > $o) > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_854, type, sK550: $i > $o).
% 2.73/1.79  thf(func_def_864, type, sK560: $i > $i).
% 2.73/1.79  thf(func_def_866, type, sK562: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.73/1.79  thf(func_def_867, type, sK563: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.73/1.79  thf(func_def_870, type, sK566: $i > $o).
% 2.73/1.79  thf(func_def_871, type, sK567: $i > $o).
% 2.73/1.79  thf(func_def_872, type, sK568: ($i > $o) > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_873, type, sK569: ($i > $o) > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_877, type, sK573: $i > $o).
% 2.73/1.79  thf(func_def_887, type, sK583: $i > $i).
% 2.73/1.79  thf(func_def_889, type, sK585: $i > ($i > $i) > $i > $i).
% 2.73/1.79  thf(func_def_898, type, sK594: $i > $i > $i).
% 2.73/1.79  thf(func_def_909, type, sK605: $i > $i).
% 2.73/1.79  thf(func_def_920, type, sK616: $i > $o).
% 2.73/1.79  thf(func_def_921, type, sK617: $i > $o).
% 2.73/1.79  thf(func_def_922, type, sK618: ($i > $o) > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_923, type, sK619: ($i > $o) > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_925, type, sK621: $i > $i > $i).
% 2.73/1.79  thf(func_def_926, type, sK622: $i > $i > $i).
% 2.73/1.79  thf(func_def_927, type, sK623: $i > $i > $i).
% 2.73/1.79  thf(func_def_928, type, sK624: $i > $i > $i).
% 2.73/1.79  thf(func_def_929, type, sK625: $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_930, type, sK626: $i > $i).
% 2.73/1.79  thf(func_def_931, type, sK627: $i > $i).
% 2.73/1.79  thf(func_def_932, type, sK628: $i > $i).
% 2.73/1.79  thf(func_def_933, type, sK629: $i > $i).
% 2.73/1.79  thf(func_def_934, type, sK630: $i > $i > $i).
% 2.73/1.79  thf(func_def_935, type, sK631: $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_936, type, sK632: $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_937, type, sK633: $i > $i > $i).
% 2.73/1.79  thf(func_def_938, type, sK634: $i > $i > $i).
% 2.73/1.79  thf(func_def_939, type, sK635: $i > $i).
% 2.73/1.79  thf(func_def_940, type, sK636: $i > $i > $i).
% 2.73/1.79  thf(func_def_942, type, sK638: $i > $i).
% 2.73/1.79  thf(func_def_943, type, sK639: $i > $i).
% 2.73/1.79  thf(func_def_951, type, sK647: $i > $o).
% 2.73/1.79  thf(func_def_973, type, sK669: $i > $o).
% 2.73/1.79  thf(func_def_989, type, sK685: $i > $i).
% 2.73/1.79  thf(func_def_991, type, sK687: $i > ($i > $i) > $i > $i).
% 2.73/1.79  thf(func_def_995, type, sK691: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_996, type, sK692: $i > $o).
% 2.73/1.79  thf(func_def_1000, type, sK696: $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_1004, type, sK700: $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_1006, type, sK702: $i > $i > $o).
% 2.73/1.79  thf(func_def_1018, type, sK714: $i > $i).
% 2.73/1.79  thf(func_def_1020, type, sK716: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_1021, type, sK717: $i > $o).
% 2.73/1.79  thf(func_def_1026, type, sK722: $i > $o).
% 2.73/1.79  thf(func_def_1028, type, sK724: $i > ($i > $o) > $i).
% 2.73/1.79  thf(func_def_1035, type, sK731: $i > $o).
% 2.73/1.79  thf(func_def_1052, type, sK748: $i > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_1057, type, sK753: $i > $i > $i).
% 2.73/1.79  thf(func_def_1060, type, sK756: ($i > $o) > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_1061, type, sK757: ($i > $o) > $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_1065, type, sK761: $i > $o).
% 2.73/1.79  thf(func_def_1072, type, sK768: $i > $i > $i > $i).
% 2.73/1.79  thf(func_def_1098, type, sK794: $i > $o).
% 2.73/1.79  thf(func_def_1104, type, ph800: !>[X0: $tType]:(X0)).
% 2.73/1.79  thf(f5341,plain,(
% 2.73/1.79    $false),
% 2.73/1.79    inference(avatar_sat_refutation,[status(thm)],[f3982,f4021,f4082,f4144,f4198,f5095])).
% 2.73/1.79  thf(f5095,plain,(
% 2.73/1.79    ~spl799_11 | ~spl799_10 | ~spl799_17),
% 2.73/1.79    inference(avatar_split_clause,[status(thm)],[f5094,f4015,f3954,f3958])).
% 2.73/1.79  thf(f3958,definition,(
% 2.73/1.79    spl799_11 <=> ((in @ sK165 @ sK163) = $true)),
% 2.73/1.79    introduced(definition,[new_symbols(naming,[spl799_11])],[avatar_definition])).
% 2.73/1.79  thf(f3954,definition,(
% 2.73/1.79    spl799_10 <=> ($true = (in @ sK165 @ sK162))),
% 2.73/1.79    introduced(definition,[new_symbols(naming,[spl799_10])],[avatar_definition])).
% 2.73/1.79  thf(f4015,definition,(
% 2.73/1.79    spl799_17 <=> ! [X0 : $i] : (((in @ X0 @ sK164) != $true) | ((in @ X0 @ sK163) != $true) | ((in @ X0 @ sK162) != $true))),
% 2.73/1.79    introduced(definition,[new_symbols(naming,[spl799_17])],[avatar_definition])).
% 2.73/1.79  thf(f5094,plain,(
% 2.73/1.79    ((in @ sK165 @ sK163) != $true) | (~spl799_10 | ~spl799_17)),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f5093])).
% 2.73/1.79  thf(f5093,plain,(
% 2.73/1.79    ($true != $true) | ((in @ sK165 @ sK163) != $true) | (~spl799_10 | ~spl799_17)),
% 2.73/1.79    inference(forward_demodulation,[status(thm)],[f5037,f3956])).
% 2.73/1.79  thf(f3956,plain,(
% 2.73/1.79    ($true = (in @ sK165 @ sK162)) | ~spl799_10),
% 2.73/1.79    inference(avatar_component_clause,[status(thm)],[f3954])).
% 2.73/1.79  thf(f5037,plain,(
% 2.73/1.79    ($true != (in @ sK165 @ sK162)) | ((in @ sK165 @ sK163) != $true) | ~spl799_17),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f4958])).
% 2.73/1.79  thf(f4958,plain,(
% 2.73/1.79    ($true != (in @ sK165 @ sK162)) | ((in @ sK165 @ sK163) != $true) | ($true != $true) | ~spl799_17),
% 2.73/1.79    inference(superposition,[status(thm)],[f4016,f2788])).
% 2.73/1.79  thf(f2788,plain,(
% 2.73/1.79    ((in @ sK165 @ sK164) = $true)),
% 2.73/1.79    inference(cnf_transformation,[status(thm)],[f1362])).
% 2.73/1.79  thf(f1362,plain,(
% 2.73/1.79    (cartprodpairsurjEq = $true) & (lamProp = $true) & (setminusSubset1 = $true) & (doubleComplementI1 = $true) & (iftrueProp1 = $true) & (setunion__Cong = $true) & (notsubsetI = $true) & (in__Cong = $true) & (setadjoinOr = $true) & (cartprodmempair1 = $true) & (funcGraphProp4 = $true) & (setminusERneg = $true) & (((in @ sK162 @ (powerset @ sK163)) = $true) & (((subset @ sK162 @ (setminus @ sK163 @ sK164)) = $true) & ((in @ sK164 @ (powerset @ sK163)) = $true) & (((in @ sK165 @ sK163) = $true) & ((in @ sK165 @ sK164) = $true) & ((in @ sK165 @ (setminus @ sK163 @ sK162)) != $true)))) & (subset2powerset = $true) & (funcext = $true) & (upairset2IR = $true) & (iftrueProp2 = $true) & (singletoninpowerset = $true) & (setOfPairsIsBReln = $true) & (powerset__Cong = $true) & (nonemptyI = $true) & (lam2lamEq = $true) & (dpsetconstrSub = $true) & (cartprodmempaircEq = $true) & (exuE2 = $true) & (setadjoin__Cong = $true) & (setminusSubset2 = $true) & (nonemptyI1 = $true) & (emptysetimpfalse = $true) & (ap2apEq1 = $true) & (setukpairinjL1 = $true) & (binunionE = $true) & (cartprodfstpairEq = $true) & (setminusILneg = $true) & (emptyI = $true) & (app = $true) & (brelnall2 = $true) & (upairsubunion = $true) & (wellorderingAx = $true) & (setukpairinjR1 = $true) & (dsetconstrI = $true) & (setukpairinjR11 = $true) & (binunionT_lem = $true) & (notdexE = $true) & (binintersectT_lem = $true) & (binintersectSubset5 = $true) & (setukpairinjR = $true) & (setukpairinjR2 = $true) & (binunionRsub = $true) & (funcinfuncset = $true) & (omega0Ax = $true) & (sepInPowerset = $true) & (setminusLsub = $true) & (eqimpsubset2 = $true) & (eqbreln = $true) & (brelnall1 = $true) & (binintersectTELcontra = $true) & (kpairiskpair = $true) & (quantDeMorgan1 = $true) & (singletonprop = $true) & (setunionsingleton2 = $true) & (notequalI1 = $true) & (singletonsuniq = $true) & (binintersectSubset4 = $true) & (apProp = $true) & (powersetE1 = $true) & (contrasubsetT1 = $true) & (funcImageSingleton = $true) & (cartprodsndin = $true) & (binunionIL = $true) & (cartprodpairmemEL = $true) & (dsetconstrEL = $true) & (setminusER = $true) & (cartprodmempair = $true) & (noeltsimpempty = $true) & (upairsetE = $true) & (contrasubsetT2 = $true) & (iffalseProp1 = $true) & (theprop = $true) & (cartprodpairmemER = $true) & (subsetRefl = $true) & (singletoninpowunion = $true) & (complementImpComplementIntersect = $true) & (subsetI1 = $true) & (binunionEcases = $true) & (symdiffE = $true) & (emptysetAx = $true) & (powersetTI1 = $true) & (cartprodpairin = $true) & (exuEu = $true) & (prop2set2propI = $true) & (iftrueorfalse = $true) & (notinemptyset = $true) & (lamp = $true) & (binintersectRsub = $true) & (emptyset__Cong = $true) & (binintersectTERcontra = $true) & (exu__Cong = $true) & (foundationAx = $true) & (setukpairinjL2 = $true) & (setunionsingleton1 = $true) & (emptyinPowerset = $true) & (dpsetconstrEL2 = $true) & (theeq = $true) & (binintersectER = $true) & (ubforcartprodlem2 = $true) & (setukpairinjR12 = $true) & (eta2 = $true) & (omegaIndAx = $true) & (setadjoinSub = $true) & (complementT_lem = $true) & (uniqinunit = $true) & (dpsetconstrI = $true) & (subsetTI = $true) & (symdiffIneg1 = $true) & (upairinpowunion = $true) & (ex1I = $true) & (iffalse = $true) & (cartprodsndpairEq = $true) & (beta2 = $true) & (nonemptyE1 = $true) & (prop2setE = $true) & (setbeta = $true) & (setadjoinE = $true) & (omega__Cong = $true) & (setext = $true) & (setadjoinIL = $true) & (notdallE = $true) & (setunionAx = $true) & (dsetconstrER = $true) & (singletonsswitch = $true) & (upairequniteq = $true) & (prop2setI = $true) & (binintersectLsub = $true) & (powersetAx = $true) & (sepSubset = $true) & (complementTE1 = $true) & (vacuousDall = $true) & (subsetE2 = $true) & (ksndpairEq = $true) & (complementTI1 = $true) & (quantDeMorgan4 = $true) & (emptyInPowerset = $true) & (symdiffIneg2 = $true) & (dpsetconstrER = $true) & (complementTnotintersectT = $true) & (binintersectSubset1 = $true) & (upairsetIR = $true) & (symdiffI1 = $true) & (ap2p = $true) & (setadjoinSub2 = $true) & (doubleComplementSub2 = $true) & (eqinunit = $true) & (exuE3u = $true) & (emptyE1 = $true) & (setukpairIR = $true) & (contrasubsetT = $true) & (subsetE = $true) & (beta1 = $true) & (ksndsingleton = $true) & (iftrue = $true) & (setunionsingleton = $true) & (descr__Cong = $true) & (setextsub = $true) & (subsetI2 = $true) & (omegaSAx = $true) & (setadjoinIR = $true) & (doubleComplementSub1 = $true) & (kfstsingleton = $true) & (subsetTrans = $true) & (powersetsubset = $true) & (setunionE = $true) & (ap2apEq2 = $true) & (inPowerset = $true) & (setextT = $true) & (funcGraphProp1 = $true) & (quantDeMorgan3 = $true) & (subsetemptysetimpeq = $true) & (replAx = $true) & (powersetTE1 = $true) & (funcGraphProp3 = $true) & (upairsetIL = $true) & (binunionLsub = $true) & (subbreln = $true) & (setminusELneg = $true) & (emptysetE = $true) & (kfstpairEq = $true) & (iffalseProp2 = $true) & (kpairsurjEq = $true) & (symdiffI2 = $true) & (inCongP = $true) & (nonemptyImpWitness = $true) & (cartprodfstin = $true) & (descrp = $true) & (funcGraphProp2 = $true) & (powersetI1 = $true) & (exuI2 = $true) & (binintersectSubset2 = $true) & (lam2p = $true) & (setunionI = $true) & (doubleComplementEq = $true) & (ubforcartprodlem1 = $true) & (funcextLem = $true) & (emptyinunitempty = $true) & (powersetI = $true) & (exuE3e = $true) & (ex1E1 = $true) & (setminusEL = $true) & (dsetconstr__Cong = $true) & (powersetE = $true) & (notequalI2 = $true) & (setukpairIL = $true) & (ubforcartprodlem3 = $true) & (secondinupair = $true) & (dpsetconstrEL1 = $true) & (ex1I2 = $true) & (binintersectSubset3 = $true) & (ex1E2 = $true) & (setoftrueEq = $true) & (powersetT_lem = $true) & (quantDeMorgan2 = $true) & (subPowSU = $true) & (disjointsetsI1 = $true) & (setminusI = $true) & (complementInPowersetComplementIntersect = $true) & (kpairp = $true) & (binunionIR = $true) & (eta1 = $true) & (doubleComplementE1 = $true) & (exuI1 = $true) & (infuncsetfunc = $true) & (exuI3 = $true) & (notinsingleton = $true) & (complementSubsetComplementIntersect = $true) & (contrasubsetT3 = $true) & (ifp = $true) & (exuE1 = $true) & (binintersectEL = $true) & (setadjoinAx = $true) & (ifSingleton = $true) & (setminusT_lem = $true) & (binintersectI = $true) & (dpsetconstrERa = $true) & (singletonsubset = $true) & (funcext2 = $true) & (emptysetsubset = $true) & (setukpairinjL = $true) & (setunionE2 = $true) & (setminusIRneg = $true) & (eqimpsubset1 = $true) & (bs114d = $true) & (setextAx = $true) & (upairset2E = $true)),
% 2.73/1.79    inference(skolemisation,[status(esa),new_symbols(skolem,[sK162,sK163,sK164,sK165])],[f952,f1361,f1360,f1359])).
% 2.73/1.79  thf(f1359,plain,(
% 2.73/1.79    ? [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) = $true) & ? [X2 : $i] : (((subset @ X0 @ (setminus @ X1 @ X2)) = $true) & ((in @ X2 @ (powerset @ X1)) = $true) & ? [X3 : $i] : (((in @ X3 @ X1) = $true) & ((in @ X3 @ X2) = $true) & ((in @ X3 @ (setminus @ X1 @ X0)) != $true)))) => (((in @ sK162 @ (powerset @ sK163)) = $true) & ? [X2 : $i] : (((subset @ sK162 @ (setminus @ sK163 @ X2)) = $true) & ((in @ X2 @ (powerset @ sK163)) = $true) & ? [X3 : $i] : (((in @ X3 @ sK163) = $true) & ((in @ X3 @ X2) = $true) & ((in @ X3 @ (setminus @ sK163 @ sK162)) != $true))))),
% 2.73/1.79    introduced(definition,[],[choice_axiom])).
% 2.73/1.79  thf(f1360,plain,(
% 2.73/1.79    ? [X2 : $i] : (((subset @ sK162 @ (setminus @ sK163 @ X2)) = $true) & ((in @ X2 @ (powerset @ sK163)) = $true) & ? [X3 : $i] : (((in @ X3 @ sK163) = $true) & ((in @ X3 @ X2) = $true) & ((in @ X3 @ (setminus @ sK163 @ sK162)) != $true))) => (((subset @ sK162 @ (setminus @ sK163 @ sK164)) = $true) & ((in @ sK164 @ (powerset @ sK163)) = $true) & ? [X3 : $i] : (((in @ X3 @ sK163) = $true) & ((in @ X3 @ sK164) = $true) & ((in @ X3 @ (setminus @ sK163 @ sK162)) != $true)))),
% 2.73/1.79    introduced(definition,[],[choice_axiom])).
% 2.73/1.79  thf(f1361,plain,(
% 2.73/1.79    ? [X3 : $i] : (((in @ X3 @ sK163) = $true) & ((in @ X3 @ sK164) = $true) & ((in @ X3 @ (setminus @ sK163 @ sK162)) != $true)) => (((in @ sK165 @ sK163) = $true) & ((in @ sK165 @ sK164) = $true) & ((in @ sK165 @ (setminus @ sK163 @ sK162)) != $true))),
% 2.73/1.79    introduced(definition,[],[choice_axiom])).
% 2.73/1.79  thf(f952,plain,(
% 2.73/1.79    (cartprodpairsurjEq = $true) & (lamProp = $true) & (setminusSubset1 = $true) & (doubleComplementI1 = $true) & (iftrueProp1 = $true) & (setunion__Cong = $true) & (notsubsetI = $true) & (in__Cong = $true) & (setadjoinOr = $true) & (cartprodmempair1 = $true) & (funcGraphProp4 = $true) & (setminusERneg = $true) & ? [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) = $true) & ? [X2 : $i] : (((subset @ X0 @ (setminus @ X1 @ X2)) = $true) & ((in @ X2 @ (powerset @ X1)) = $true) & ? [X3 : $i] : (((in @ X3 @ X1) = $true) & ((in @ X3 @ X2) = $true) & ((in @ X3 @ (setminus @ X1 @ X0)) != $true)))) & (subset2powerset = $true) & (funcext = $true) & (upairset2IR = $true) & (iftrueProp2 = $true) & (singletoninpowerset = $true) & (setOfPairsIsBReln = $true) & (powerset__Cong = $true) & (nonemptyI = $true) & (lam2lamEq = $true) & (dpsetconstrSub = $true) & (cartprodmempaircEq = $true) & (exuE2 = $true) & (setadjoin__Cong = $true) & (setminusSubset2 = $true) & (nonemptyI1 = $true) & (emptysetimpfalse = $true) & (ap2apEq1 = $true) & (setukpairinjL1 = $true) & (binunionE = $true) & (cartprodfstpairEq = $true) & (setminusILneg = $true) & (emptyI = $true) & (app = $true) & (brelnall2 = $true) & (upairsubunion = $true) & (wellorderingAx = $true) & (setukpairinjR1 = $true) & (dsetconstrI = $true) & (setukpairinjR11 = $true) & (binunionT_lem = $true) & (notdexE = $true) & (binintersectT_lem = $true) & (binintersectSubset5 = $true) & (setukpairinjR = $true) & (setukpairinjR2 = $true) & (binunionRsub = $true) & (funcinfuncset = $true) & (omega0Ax = $true) & (sepInPowerset = $true) & (setminusLsub = $true) & (eqimpsubset2 = $true) & (eqbreln = $true) & (brelnall1 = $true) & (binintersectTELcontra = $true) & (kpairiskpair = $true) & (quantDeMorgan1 = $true) & (singletonprop = $true) & (setunionsingleton2 = $true) & (notequalI1 = $true) & (singletonsuniq = $true) & (binintersectSubset4 = $true) & (apProp = $true) & (powersetE1 = $true) & (contrasubsetT1 = $true) & (funcImageSingleton = $true) & (cartprodsndin = $true) & (binunionIL = $true) & (cartprodpairmemEL = $true) & (dsetconstrEL = $true) & (setminusER = $true) & (cartprodmempair = $true) & (noeltsimpempty = $true) & (upairsetE = $true) & (contrasubsetT2 = $true) & (iffalseProp1 = $true) & (theprop = $true) & (cartprodpairmemER = $true) & (subsetRefl = $true) & (singletoninpowunion = $true) & (complementImpComplementIntersect = $true) & (subsetI1 = $true) & (binunionEcases = $true) & (symdiffE = $true) & (emptysetAx = $true) & (powersetTI1 = $true) & (cartprodpairin = $true) & (exuEu = $true) & (prop2set2propI = $true) & (iftrueorfalse = $true) & (notinemptyset = $true) & (lamp = $true) & (binintersectRsub = $true) & (emptyset__Cong = $true) & (binintersectTERcontra = $true) & (exu__Cong = $true) & (foundationAx = $true) & (setukpairinjL2 = $true) & (setunionsingleton1 = $true) & (emptyinPowerset = $true) & (dpsetconstrEL2 = $true) & (theeq = $true) & (binintersectER = $true) & (ubforcartprodlem2 = $true) & (setukpairinjR12 = $true) & (eta2 = $true) & (omegaIndAx = $true) & (setadjoinSub = $true) & (complementT_lem = $true) & (uniqinunit = $true) & (dpsetconstrI = $true) & (subsetTI = $true) & (symdiffIneg1 = $true) & (upairinpowunion = $true) & (ex1I = $true) & (iffalse = $true) & (cartprodsndpairEq = $true) & (beta2 = $true) & (nonemptyE1 = $true) & (prop2setE = $true) & (setbeta = $true) & (setadjoinE = $true) & (omega__Cong = $true) & (setext = $true) & (setadjoinIL = $true) & (notdallE = $true) & (setunionAx = $true) & (dsetconstrER = $true) & (singletonsswitch = $true) & (upairequniteq = $true) & (prop2setI = $true) & (binintersectLsub = $true) & (powersetAx = $true) & (sepSubset = $true) & (complementTE1 = $true) & (vacuousDall = $true) & (subsetE2 = $true) & (ksndpairEq = $true) & (complementTI1 = $true) & (quantDeMorgan4 = $true) & (emptyInPowerset = $true) & (symdiffIneg2 = $true) & (dpsetconstrER = $true) & (complementTnotintersectT = $true) & (binintersectSubset1 = $true) & (upairsetIR = $true) & (symdiffI1 = $true) & (ap2p = $true) & (setadjoinSub2 = $true) & (doubleComplementSub2 = $true) & (eqinunit = $true) & (exuE3u = $true) & (emptyE1 = $true) & (setukpairIR = $true) & (contrasubsetT = $true) & (subsetE = $true) & (beta1 = $true) & (ksndsingleton = $true) & (iftrue = $true) & (setunionsingleton = $true) & (descr__Cong = $true) & (setextsub = $true) & (subsetI2 = $true) & (omegaSAx = $true) & (setadjoinIR = $true) & (doubleComplementSub1 = $true) & (kfstsingleton = $true) & (subsetTrans = $true) & (powersetsubset = $true) & (setunionE = $true) & (ap2apEq2 = $true) & (inPowerset = $true) & (setextT = $true) & (funcGraphProp1 = $true) & (quantDeMorgan3 = $true) & (subsetemptysetimpeq = $true) & (replAx = $true) & (powersetTE1 = $true) & (funcGraphProp3 = $true) & (upairsetIL = $true) & (binunionLsub = $true) & (subbreln = $true) & (setminusELneg = $true) & (emptysetE = $true) & (kfstpairEq = $true) & (iffalseProp2 = $true) & (kpairsurjEq = $true) & (symdiffI2 = $true) & (inCongP = $true) & (nonemptyImpWitness = $true) & (cartprodfstin = $true) & (descrp = $true) & (funcGraphProp2 = $true) & (powersetI1 = $true) & (exuI2 = $true) & (binintersectSubset2 = $true) & (lam2p = $true) & (setunionI = $true) & (doubleComplementEq = $true) & (ubforcartprodlem1 = $true) & (funcextLem = $true) & (emptyinunitempty = $true) & (powersetI = $true) & (exuE3e = $true) & (ex1E1 = $true) & (setminusEL = $true) & (dsetconstr__Cong = $true) & (powersetE = $true) & (notequalI2 = $true) & (setukpairIL = $true) & (ubforcartprodlem3 = $true) & (secondinupair = $true) & (dpsetconstrEL1 = $true) & (ex1I2 = $true) & (binintersectSubset3 = $true) & (ex1E2 = $true) & (setoftrueEq = $true) & (powersetT_lem = $true) & (quantDeMorgan2 = $true) & (subPowSU = $true) & (disjointsetsI1 = $true) & (setminusI = $true) & (complementInPowersetComplementIntersect = $true) & (kpairp = $true) & (binunionIR = $true) & (eta1 = $true) & (doubleComplementE1 = $true) & (exuI1 = $true) & (infuncsetfunc = $true) & (exuI3 = $true) & (notinsingleton = $true) & (complementSubsetComplementIntersect = $true) & (contrasubsetT3 = $true) & (ifp = $true) & (exuE1 = $true) & (binintersectEL = $true) & (setadjoinAx = $true) & (ifSingleton = $true) & (setminusT_lem = $true) & (binintersectI = $true) & (dpsetconstrERa = $true) & (singletonsubset = $true) & (funcext2 = $true) & (emptysetsubset = $true) & (setukpairinjL = $true) & (setunionE2 = $true) & (setminusIRneg = $true) & (eqimpsubset1 = $true) & (bs114d = $true) & (setextAx = $true) & (upairset2E = $true)),
% 2.73/1.79    inference(flattening,[status(thm)],[f951])).
% 2.73/1.79  thf(f951,plain,(
% 2.73/1.79    (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((? [X0 : $i,X1 : $i] : (? [X2 : $i] : ((? [X3 : $i] : ((((in @ X3 @ (setminus @ X1 @ X0)) != $true) & ((in @ X3 @ X2) = $true)) & ((in @ X3 @ X1) = $true)) & ((subset @ X0 @ (setminus @ X1 @ X2)) = $true)) & ((in @ X2 @ (powerset @ X1)) = $true)) & ((in @ X0 @ (powerset @ X1)) = $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)),
% 2.73/1.79    inference(ennf_transformation,[status(thm)],[f417])).
% 2.73/1.79  thf(f417,plain,(
% 2.73/1.79    ~((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) => ! [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) = $true) => ! [X2 : $i] : (((in @ X2 @ (powerset @ X1)) = $true) => (((subset @ X0 @ (setminus @ X1 @ X2)) = $true) => ! [X3 : $i] : (((in @ X3 @ X1) = $true) => (((in @ X3 @ X2) = $true) => ((in @ X3 @ (setminus @ X1 @ X0)) = $true))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.73/1.79    inference(fool_elimination,[status(thm)],[f416])).
% 2.73/1.79  thf(f416,plain,(
% 2.73/1.79    ~(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 => ! [X0 : $i,X1 : $i] : ((in @ X0 @ (powerset @ X1)) => ! [X2 : $i] : ((in @ X2 @ (powerset @ X1)) => ((subset @ X0 @ (setminus @ X1 @ X2)) => ! [X3 : $i] : ((in @ X3 @ X1) => ((in @ X3 @ X2) => (in @ X3 @ (setminus @ X1 @ X0)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.73/1.79    inference(rectify,[status(thm)],[f258])).
% 2.73/1.79  thf(f258,negated_conjecture,(
% 2.73/1.79    ~(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 => ! [X11 : $i,X3 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => ((subset @ X11 @ (setminus @ X3 @ X16)) => ! [X1 : $i] : ((in @ X1 @ X3) => ((in @ X1 @ X16) => (in @ X1 @ (setminus @ X3 @ X11)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.73/1.79    inference(negated_conjecture,[status(cth)],[f257])).
% 2.73/1.79  thf(f257,conjecture,(
% 2.73/1.79    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 => ! [X11 : $i,X3 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => ((subset @ X11 @ (setminus @ X3 @ X16)) => ! [X1 : $i] : ((in @ X1 @ X3) => ((in @ X1 @ X16) => (in @ X1 @ (setminus @ X3 @ X11))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.73/1.79    file('/export/starexec/sandbox2/tmp/tmp.1oBuXnfUb8/DTF2THF_10607.p',contraSubsetComplement)).
% 2.73/1.79  thf(f4016,plain,(
% 2.73/1.79    ( ! [X0 : $i] : (((in @ X0 @ sK164) != $true) | ((in @ X0 @ sK162) != $true) | ((in @ X0 @ sK163) != $true)) ) | ~spl799_17),
% 2.73/1.79    inference(avatar_component_clause,[status(thm)],[f4015])).
% 2.73/1.79  thf(f4198,plain,(
% 2.73/1.79    spl799_18),
% 2.73/1.79    inference(avatar_contradiction_clause,[status(thm)],[f4197])).
% 2.73/1.79  thf(f4197,plain,(
% 2.73/1.79    $false | spl799_18),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f4189])).
% 2.73/1.79  thf(f4189,plain,(
% 2.73/1.79    ($true != $true) | spl799_18),
% 2.73/1.79    inference(superposition,[status(thm)],[f4020,f2790])).
% 2.73/1.79  thf(f2790,plain,(
% 2.73/1.79    ((in @ sK164 @ (powerset @ sK163)) = $true)),
% 2.73/1.79    inference(cnf_transformation,[status(thm)],[f1362])).
% 2.73/1.79  thf(f4020,plain,(
% 2.73/1.79    ((in @ sK164 @ (powerset @ sK163)) != $true) | spl799_18),
% 2.73/1.79    inference(avatar_component_clause,[status(thm)],[f4018])).
% 2.73/1.79  thf(f4018,definition,(
% 2.73/1.79    spl799_18 <=> ((in @ sK164 @ (powerset @ sK163)) = $true)),
% 2.73/1.79    introduced(definition,[new_symbols(naming,[spl799_18])],[avatar_definition])).
% 2.73/1.79  thf(f4144,plain,(
% 2.73/1.79    spl799_12),
% 2.73/1.79    inference(avatar_contradiction_clause,[status(thm)],[f4143])).
% 2.73/1.79  thf(f4143,plain,(
% 2.73/1.79    $false | spl799_12),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f4133])).
% 2.73/1.79  thf(f4133,plain,(
% 2.73/1.79    ($true != $true) | spl799_12),
% 2.73/1.79    inference(superposition,[status(thm)],[f3981,f2792])).
% 2.73/1.79  thf(f2792,plain,(
% 2.73/1.79    ((in @ sK162 @ (powerset @ sK163)) = $true)),
% 2.73/1.79    inference(cnf_transformation,[status(thm)],[f1362])).
% 2.73/1.79  thf(f3981,plain,(
% 2.73/1.79    ((in @ sK162 @ (powerset @ sK163)) != $true) | spl799_12),
% 2.73/1.79    inference(avatar_component_clause,[status(thm)],[f3979])).
% 2.73/1.79  thf(f3979,definition,(
% 2.73/1.79    spl799_12 <=> ((in @ sK162 @ (powerset @ sK163)) = $true)),
% 2.73/1.79    introduced(definition,[new_symbols(naming,[spl799_12])],[avatar_definition])).
% 2.73/1.79  thf(f4082,plain,(
% 2.73/1.79    spl799_11),
% 2.73/1.79    inference(avatar_contradiction_clause,[status(thm)],[f4081])).
% 2.73/1.79  thf(f4081,plain,(
% 2.73/1.79    $false | spl799_11),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f4072])).
% 2.73/1.79  thf(f4072,plain,(
% 2.73/1.79    ($true != $true) | spl799_11),
% 2.73/1.79    inference(superposition,[status(thm)],[f3960,f2789])).
% 2.73/1.79  thf(f2789,plain,(
% 2.73/1.79    ((in @ sK165 @ sK163) = $true)),
% 2.73/1.79    inference(cnf_transformation,[status(thm)],[f1362])).
% 2.73/1.79  thf(f3960,plain,(
% 2.73/1.79    ((in @ sK165 @ sK163) != $true) | spl799_11),
% 2.73/1.79    inference(avatar_component_clause,[status(thm)],[f3958])).
% 2.73/1.79  thf(f4021,plain,(
% 2.73/1.79    spl799_17 | ~spl799_18),
% 2.73/1.79    inference(avatar_split_clause,[status(thm)],[f4013,f4018,f4015])).
% 2.73/1.79  thf(f4013,plain,(
% 2.73/1.79    ( ! [X0 : $i] : (((in @ sK164 @ (powerset @ sK163)) != $true) | ((in @ X0 @ sK164) != $true) | ((in @ X0 @ sK162) != $true) | ((in @ X0 @ sK163) != $true)) )),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f4012])).
% 2.73/1.79  thf(f4012,plain,(
% 2.73/1.79    ( ! [X0 : $i] : (((in @ X0 @ sK162) != $true) | ($true != $true) | ((in @ X0 @ sK164) != $true) | ((in @ X0 @ sK163) != $true) | ((in @ sK164 @ (powerset @ sK163)) != $true)) )),
% 2.73/1.79    inference(forward_demodulation,[status(thm)],[f4011,f2792])).
% 2.73/1.79  thf(f4011,plain,(
% 2.73/1.79    ( ! [X0 : $i] : (((in @ sK164 @ (powerset @ sK163)) != $true) | ((in @ X0 @ sK164) != $true) | ((in @ sK162 @ (powerset @ sK163)) != $true) | ((in @ X0 @ sK162) != $true) | ((in @ X0 @ sK163) != $true)) )),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f4010])).
% 2.73/1.79  thf(f4010,plain,(
% 2.73/1.79    ( ! [X0 : $i] : (((in @ X0 @ sK162) != $true) | ((in @ X0 @ sK163) != $true) | ((in @ sK162 @ (powerset @ sK163)) != $true) | ((in @ X0 @ sK164) != $true) | ((in @ sK164 @ (powerset @ sK163)) != $true) | ($true != $true)) )),
% 2.73/1.79    inference(forward_demodulation,[status(thm)],[f3986,f2643])).
% 2.73/1.79  thf(f2643,plain,(
% 2.73/1.79    (contrasubsetT = $true)),
% 2.73/1.79    inference(cnf_transformation,[status(thm)],[f1362])).
% 2.73/1.79  thf(f3986,plain,(
% 2.73/1.79    ( ! [X0 : $i] : (((in @ sK164 @ (powerset @ sK163)) != $true) | (contrasubsetT != $true) | ((in @ X0 @ sK164) != $true) | ((in @ sK162 @ (powerset @ sK163)) != $true) | ((in @ X0 @ sK162) != $true) | ((in @ X0 @ sK163) != $true)) )),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f3984])).
% 2.73/1.79  thf(f3984,plain,(
% 2.73/1.79    ( ! [X0 : $i] : (((in @ X0 @ sK164) != $true) | ((in @ sK162 @ (powerset @ sK163)) != $true) | ((in @ X0 @ sK163) != $true) | ((in @ X0 @ sK162) != $true) | ($true != $true) | ((in @ sK164 @ (powerset @ sK163)) != $true) | (contrasubsetT != $true)) )),
% 2.73/1.79    inference(superposition,[status(thm)],[f2938,f2791])).
% 2.73/1.79  thf(f2791,plain,(
% 2.73/1.79    ((subset @ sK162 @ (setminus @ sK163 @ sK164)) = $true)),
% 2.73/1.79    inference(cnf_transformation,[status(thm)],[f1362])).
% 2.73/1.79  thf(f2938,plain,(
% 2.73/1.79    ( ! [X2 : $i,X3 : $i,X0 : $i,X1 : $i] : (((subset @ X0 @ (setminus @ X1 @ X2)) != $true) | ((in @ X3 @ X0) != $true) | ((in @ X0 @ (powerset @ X1)) != $true) | ((in @ X3 @ X1) != $true) | ((in @ X2 @ (powerset @ X1)) != $true) | ((in @ X3 @ X2) != $true) | (contrasubsetT != $true)) )),
% 2.73/1.79    inference(cnf_transformation,[status(thm)],[f1522])).
% 2.73/1.79  thf(f1522,plain,(
% 2.73/1.79    (! [X0 : $i,X1 : $i] : (! [X2 : $i] : (! [X3 : $i] : (((in @ X3 @ X2) != $true) | ((subset @ X0 @ (setminus @ X1 @ X2)) != $true) | ((in @ X3 @ X0) != $true) | ((in @ X3 @ X1) != $true)) | ((in @ X2 @ (powerset @ X1)) != $true)) | ((in @ X0 @ (powerset @ X1)) != $true)) | (contrasubsetT != $true)) & ((contrasubsetT = $true) | (((((in @ sK272 @ sK271) = $true) & ((subset @ sK269 @ (setminus @ sK270 @ sK271)) = $true) & ((in @ sK272 @ sK269) = $true) & ((in @ sK272 @ sK270) = $true)) & ((in @ sK271 @ (powerset @ sK270)) = $true)) & ((in @ sK269 @ (powerset @ sK270)) = $true)))),
% 2.73/1.79    inference(skolemisation,[status(esa),new_symbols(skolem,[sK269,sK270,sK271,sK272])],[f1518,f1521,f1520,f1519])).
% 2.73/1.79  thf(f1519,plain,(
% 2.73/1.79    ? [X4 : $i,X5 : $i] : (? [X6 : $i] : (? [X7 : $i] : (((in @ X7 @ X6) = $true) & ((subset @ X4 @ (setminus @ X5 @ X6)) = $true) & ((in @ X7 @ X4) = $true) & ((in @ X7 @ X5) = $true)) & ($true = (in @ X6 @ (powerset @ X5)))) & ((in @ X4 @ (powerset @ X5)) = $true)) => (? [X6 : $i] : (? [X7 : $i] : (((in @ X7 @ X6) = $true) & ($true = (subset @ sK269 @ (setminus @ sK270 @ X6))) & ((in @ X7 @ sK269) = $true) & ((in @ X7 @ sK270) = $true)) & ((in @ X6 @ (powerset @ sK270)) = $true)) & ((in @ sK269 @ (powerset @ sK270)) = $true))),
% 2.73/1.79    introduced(definition,[],[choice_axiom])).
% 2.73/1.79  thf(f1520,plain,(
% 2.73/1.79    ? [X6 : $i] : (? [X7 : $i] : (((in @ X7 @ X6) = $true) & ($true = (subset @ sK269 @ (setminus @ sK270 @ X6))) & ((in @ X7 @ sK269) = $true) & ((in @ X7 @ sK270) = $true)) & ((in @ X6 @ (powerset @ sK270)) = $true)) => (? [X7 : $i] : (((in @ X7 @ sK271) = $true) & ((subset @ sK269 @ (setminus @ sK270 @ sK271)) = $true) & ((in @ X7 @ sK269) = $true) & ((in @ X7 @ sK270) = $true)) & ((in @ sK271 @ (powerset @ sK270)) = $true))),
% 2.73/1.79    introduced(definition,[],[choice_axiom])).
% 2.73/1.79  thf(f1521,plain,(
% 2.73/1.79    ? [X7 : $i] : (((in @ X7 @ sK271) = $true) & ((subset @ sK269 @ (setminus @ sK270 @ sK271)) = $true) & ((in @ X7 @ sK269) = $true) & ((in @ X7 @ sK270) = $true)) => (((in @ sK272 @ sK271) = $true) & ((subset @ sK269 @ (setminus @ sK270 @ sK271)) = $true) & ((in @ sK272 @ sK269) = $true) & ((in @ sK272 @ sK270) = $true))),
% 2.73/1.79    introduced(definition,[],[choice_axiom])).
% 2.73/1.79  thf(f1518,plain,(
% 2.73/1.79    (! [X0 : $i,X1 : $i] : (! [X2 : $i] : (! [X3 : $i] : (((in @ X3 @ X2) != $true) | ((subset @ X0 @ (setminus @ X1 @ X2)) != $true) | ((in @ X3 @ X0) != $true) | ((in @ X3 @ X1) != $true)) | ((in @ X2 @ (powerset @ X1)) != $true)) | ((in @ X0 @ (powerset @ X1)) != $true)) | (contrasubsetT != $true)) & ((contrasubsetT = $true) | ? [X4 : $i,X5 : $i] : (? [X6 : $i] : (? [X7 : $i] : (((in @ X7 @ X6) = $true) & ((subset @ X4 @ (setminus @ X5 @ X6)) = $true) & ((in @ X7 @ X4) = $true) & ((in @ X7 @ X5) = $true)) & ($true = (in @ X6 @ (powerset @ X5)))) & ((in @ X4 @ (powerset @ X5)) = $true)))),
% 2.73/1.79    inference(rectify,[status(thm)],[f1517])).
% 2.73/1.79  thf(f1517,plain,(
% 2.73/1.79    (! [X0 : $i,X1 : $i] : (! [X2 : $i] : (! [X3 : $i] : (((in @ X3 @ X2) != $true) | ((subset @ X0 @ (setminus @ X1 @ X2)) != $true) | ((in @ X3 @ X0) != $true) | ((in @ X3 @ X1) != $true)) | ((in @ X2 @ (powerset @ X1)) != $true)) | ((in @ X0 @ (powerset @ X1)) != $true)) | (contrasubsetT != $true)) & ((contrasubsetT = $true) | ? [X0 : $i,X1 : $i] : (? [X2 : $i] : (? [X3 : $i] : (((in @ X3 @ X2) = $true) & ((subset @ X0 @ (setminus @ X1 @ X2)) = $true) & ((in @ X3 @ X0) = $true) & ((in @ X3 @ X1) = $true)) & ((in @ X2 @ (powerset @ X1)) = $true)) & ((in @ X0 @ (powerset @ X1)) = $true)))),
% 2.73/1.79    inference(nnf_transformation,[status(thm)],[f995])).
% 2.73/1.79  thf(f995,plain,(
% 2.73/1.79    ! [X0 : $i,X1 : $i] : (! [X2 : $i] : (! [X3 : $i] : (((in @ X3 @ X2) != $true) | ((subset @ X0 @ (setminus @ X1 @ X2)) != $true) | ((in @ X3 @ X0) != $true) | ((in @ X3 @ X1) != $true)) | ((in @ X2 @ (powerset @ X1)) != $true)) | ((in @ X0 @ (powerset @ X1)) != $true)) <=> (contrasubsetT = $true)),
% 2.73/1.79    inference(flattening,[status(thm)],[f994])).
% 2.73/1.79  thf(f994,plain,(
% 2.73/1.79    ! [X0 : $i,X1 : $i] : (! [X2 : $i] : (! [X3 : $i] : (((((in @ X3 @ X0) != $true) | ((in @ X3 @ X2) != $true)) | ((subset @ X0 @ (setminus @ X1 @ X2)) != $true)) | ((in @ X3 @ X1) != $true)) | ((in @ X2 @ (powerset @ X1)) != $true)) | ((in @ X0 @ (powerset @ X1)) != $true)) <=> (contrasubsetT = $true)),
% 2.73/1.79    inference(ennf_transformation,[status(thm)],[f806])).
% 2.73/1.79  thf(f806,plain,(
% 2.73/1.79    ! [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) = $true) => ! [X2 : $i] : (((in @ X2 @ (powerset @ X1)) = $true) => ! [X3 : $i] : (((in @ X3 @ X1) = $true) => (((subset @ X0 @ (setminus @ X1 @ X2)) = $true) => (((in @ X3 @ X2) = $true) => ((in @ X3 @ X0) != $true)))))) <=> (contrasubsetT = $true)),
% 2.73/1.79    inference(flattening,[status(thm)],[f696])).
% 2.73/1.79  thf(f696,plain,(
% 2.73/1.79    (contrasubsetT = $true) <=> ! [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) = $true) => ! [X2 : $i] : (((in @ X2 @ (powerset @ X1)) = $true) => ! [X3 : $i] : (((in @ X3 @ X1) = $true) => (((subset @ X0 @ (setminus @ X1 @ X2)) = $true) => (((in @ X3 @ X2) = $true) => ~((in @ X3 @ X0) = $true))))))),
% 2.73/1.79    inference(fool_elimination,[status(thm)],[f695])).
% 2.73/1.79  thf(f695,plain,(
% 2.73/1.79    (contrasubsetT = ! [X0 : $i,X1 : $i] : ((in @ X0 @ (powerset @ X1)) => ! [X2 : $i] : ((in @ X2 @ (powerset @ X1)) => ! [X3 : $i] : ((in @ X3 @ X1) => ((subset @ X0 @ (setminus @ X1 @ X2)) => ((in @ X3 @ X2) => ~(in @ X3 @ X0)))))))),
% 2.73/1.79    inference(rectify,[status(thm)],[f244])).
% 2.73/1.79  thf(f244,axiom,(
% 2.73/1.79    (contrasubsetT = ! [X11 : $i,X3 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X16 : $i] : ((in @ X16 @ (powerset @ X3)) => ! [X1 : $i] : ((in @ X1 @ X3) => ((subset @ X11 @ (setminus @ X3 @ X16)) => ((in @ X1 @ X16) => ~(in @ X1 @ X11)))))))),
% 2.73/1.79    file('/export/starexec/sandbox2/tmp/tmp.1oBuXnfUb8/DTF2THF_10607.p',contrasubsetT)).
% 2.73/1.79  thf(f3982,plain,(
% 2.73/1.79    spl799_10 | ~spl799_12),
% 2.73/1.79    inference(avatar_split_clause,[status(thm)],[f3977,f3979,f3954])).
% 2.73/1.79  thf(f3977,plain,(
% 2.73/1.79    ($true = (in @ sK165 @ sK162)) | ((in @ sK162 @ (powerset @ sK163)) != $true)),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f3976])).
% 2.73/1.79  thf(f3976,plain,(
% 2.73/1.79    ((in @ sK162 @ (powerset @ sK163)) != $true) | ($true != $true) | ($true = (in @ sK165 @ sK162))),
% 2.73/1.79    inference(forward_demodulation,[status(thm)],[f3975,f2789])).
% 2.73/1.79  thf(f3975,plain,(
% 2.73/1.79    ((in @ sK165 @ sK163) != $true) | ((in @ sK162 @ (powerset @ sK163)) != $true) | ($true = (in @ sK165 @ sK162))),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f3974])).
% 2.73/1.79  thf(f3974,plain,(
% 2.73/1.79    ($true != $true) | ((in @ sK165 @ sK163) != $true) | ($true = (in @ sK165 @ sK162)) | ((in @ sK162 @ (powerset @ sK163)) != $true)),
% 2.73/1.79    inference(forward_demodulation,[status(thm)],[f3932,f2663])).
% 2.73/1.79  thf(f2663,plain,(
% 2.73/1.79    (complementTE1 = $true)),
% 2.73/1.79    inference(cnf_transformation,[status(thm)],[f1362])).
% 2.73/1.79  thf(f3932,plain,(
% 2.73/1.79    (complementTE1 != $true) | ((in @ sK162 @ (powerset @ sK163)) != $true) | ((in @ sK165 @ sK163) != $true) | ($true = (in @ sK165 @ sK162))),
% 2.73/1.79    inference(trivial_inequality_removal,[status(thm)],[f3925])).
% 2.73/1.79  thf(f3925,plain,(
% 2.73/1.79    ($true != $true) | (complementTE1 != $true) | ((in @ sK165 @ sK163) != $true) | ((in @ sK162 @ (powerset @ sK163)) != $true) | ($true = (in @ sK165 @ sK162))),
% 2.73/1.79    inference(superposition,[status(thm)],[f2787,f2892])).
% 2.73/1.79  thf(f2892,plain,(
% 2.73/1.79    ( ! [X3 : $i,X4 : $i,X5 : $i] : (((in @ X5 @ (setminus @ X4 @ X3)) = $true) | (complementTE1 != $true) | ((in @ X3 @ (powerset @ X4)) != $true) | ((in @ X5 @ X4) != $true) | ((in @ X5 @ X3) = $true)) )),
% 2.73/1.79    inference(cnf_transformation,[status(thm)],[f1473])).
% 2.73/1.79  thf(f1473,plain,(
% 2.73/1.79    ((complementTE1 = $true) | (((in @ sK237 @ (powerset @ sK238)) = $true) & (((in @ sK239 @ sK238) = $true) & ((in @ sK239 @ sK237) != $true) & ((in @ sK239 @ (setminus @ sK238 @ sK237)) != $true)))) & (! [X3 : $i,X4 : $i] : (((in @ X3 @ (powerset @ X4)) != $true) | ! [X5 : $i] : (((in @ X5 @ X4) != $true) | ((in @ X5 @ X3) = $true) | ((in @ X5 @ (setminus @ X4 @ X3)) = $true))) | (complementTE1 != $true))),
% 2.73/1.79    inference(skolemisation,[status(esa),new_symbols(skolem,[sK237,sK238,sK239])],[f1470,f1472,f1471])).
% 2.73/1.79  thf(f1471,plain,(
% 2.73/1.79    ? [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) = $true) & ? [X2 : $i] : (((in @ X2 @ X1) = $true) & ($true != (in @ X2 @ X0)) & ((in @ X2 @ (setminus @ X1 @ X0)) != $true))) => (((in @ sK237 @ (powerset @ sK238)) = $true) & ? [X2 : $i] : (((in @ X2 @ sK238) = $true) & ((in @ X2 @ sK237) != $true) & ((in @ X2 @ (setminus @ sK238 @ sK237)) != $true)))),
% 2.73/1.79    introduced(definition,[],[choice_axiom])).
% 2.73/1.79  thf(f1472,plain,(
% 2.73/1.79    ? [X2 : $i] : (((in @ X2 @ sK238) = $true) & ((in @ X2 @ sK237) != $true) & ((in @ X2 @ (setminus @ sK238 @ sK237)) != $true)) => (((in @ sK239 @ sK238) = $true) & ((in @ sK239 @ sK237) != $true) & ((in @ sK239 @ (setminus @ sK238 @ sK237)) != $true))),
% 2.73/1.79    introduced(definition,[],[choice_axiom])).
% 2.73/1.79  thf(f1470,plain,(
% 2.73/1.79    ((complementTE1 = $true) | ? [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) = $true) & ? [X2 : $i] : (((in @ X2 @ X1) = $true) & ($true != (in @ X2 @ X0)) & ((in @ X2 @ (setminus @ X1 @ X0)) != $true)))) & (! [X3 : $i,X4 : $i] : (((in @ X3 @ (powerset @ X4)) != $true) | ! [X5 : $i] : (((in @ X5 @ X4) != $true) | ((in @ X5 @ X3) = $true) | ((in @ X5 @ (setminus @ X4 @ X3)) = $true))) | (complementTE1 != $true))),
% 2.73/1.79    inference(rectify,[status(thm)],[f1469])).
% 2.73/1.79  thf(f1469,plain,(
% 2.73/1.79    ((complementTE1 = $true) | ? [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) = $true) & ? [X2 : $i] : (((in @ X2 @ X1) = $true) & ($true != (in @ X2 @ X0)) & ((in @ X2 @ (setminus @ X1 @ X0)) != $true)))) & (! [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) != $true) | ! [X2 : $i] : (((in @ X2 @ X1) != $true) | ($true = (in @ X2 @ X0)) | ((in @ X2 @ (setminus @ X1 @ X0)) = $true))) | (complementTE1 != $true))),
% 2.73/1.79    inference(nnf_transformation,[status(thm)],[f1073])).
% 2.73/1.79  thf(f1073,plain,(
% 2.73/1.79    (complementTE1 = $true) <=> ! [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) != $true) | ! [X2 : $i] : (((in @ X2 @ X1) != $true) | ($true = (in @ X2 @ X0)) | ((in @ X2 @ (setminus @ X1 @ X0)) = $true)))),
% 2.73/1.79    inference(flattening,[status(thm)],[f1072])).
% 2.73/1.79  thf(f1072,plain,(
% 2.73/1.79    (complementTE1 = $true) <=> ! [X0 : $i,X1 : $i] : (! [X2 : $i] : ((($true = (in @ X2 @ X0)) | ((in @ X2 @ (setminus @ X1 @ X0)) = $true)) | ((in @ X2 @ X1) != $true)) | ((in @ X0 @ (powerset @ X1)) != $true))),
% 2.73/1.79    inference(ennf_transformation,[status(thm)],[f771])).
% 2.73/1.79  thf(f771,plain,(
% 2.73/1.79    (complementTE1 = $true) <=> ! [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) = $true) => ! [X2 : $i] : (((in @ X2 @ X1) = $true) => (((in @ X2 @ (setminus @ X1 @ X0)) != $true) => ($true = (in @ X2 @ X0)))))),
% 2.73/1.79    inference(flattening,[status(thm)],[f283])).
% 2.73/1.79  thf(f283,plain,(
% 2.73/1.79    ! [X0 : $i,X1 : $i] : (((in @ X0 @ (powerset @ X1)) = $true) => ! [X2 : $i] : (((in @ X2 @ X1) = $true) => (~((in @ X2 @ (setminus @ X1 @ X0)) = $true) => ($true = (in @ X2 @ X0))))) <=> (complementTE1 = $true)),
% 2.73/1.79    inference(fool_elimination,[status(thm)],[f282])).
% 2.73/1.79  thf(f282,plain,(
% 2.73/1.79    (! [X0 : $i,X1 : $i] : ((in @ X0 @ (powerset @ X1)) => ! [X2 : $i] : ((in @ X2 @ X1) => (~(in @ X2 @ (setminus @ X1 @ X0)) => (in @ X2 @ X0)))) = complementTE1)),
% 2.73/1.79    inference(rectify,[status(thm)],[f241])).
% 2.73/1.79  thf(f241,axiom,(
% 2.73/1.79    (! [X11 : $i,X3 : $i] : ((in @ X11 @ (powerset @ X3)) => ! [X1 : $i] : ((in @ X1 @ X3) => (~(in @ X1 @ (setminus @ X3 @ X11)) => (in @ X1 @ X11)))) = complementTE1)),
% 2.73/1.79    file('/export/starexec/sandbox2/tmp/tmp.1oBuXnfUb8/DTF2THF_10607.p',complementTE1)).
% 2.73/1.79  thf(f2787,plain,(
% 2.73/1.79    ((in @ sK165 @ (setminus @ sK163 @ sK162)) != $true)),
% 2.73/1.79    inference(cnf_transformation,[status(thm)],[f1362])).
% 2.73/1.79  % SZS output end Proof for DTF2THF_10607
% 2.73/1.79  % (10918)------------------------------
% 2.73/1.79  % (10918)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.73/1.79  % (10918)Termination reason: Refutation
% 2.73/1.79  
% 2.73/1.79  % (10918)Memory used [KB]: 10874
% 2.73/1.79  % (10918)Time elapsed: 0.158 s
% 2.73/1.79  % (10918)Instructions burned: 509 (million)
% 2.73/1.79  % (10918)------------------------------
% 2.73/1.79  % (10918)------------------------------
% 2.73/1.79  % (10848)Success in time 0.265 s
%------------------------------------------------------------------------------