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DT2H2X---1.9.5.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : DT2H2X---1.9.5
% Problem  : SEU693^1 : 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 : n009.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 09:36:27 AM UTC 2026

% Result   : Theorem 2.62s 1.63s
% Output   : Refutation 2.62s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   11 (   2 unt;   0 typ;   0 def)
%            Number of atoms       : 3244 ( 862 equ;   0 cnn)
%            Maximal formula atoms :  212 ( 294 avg)
%            Number of connectives : 1650 (  11   ~;   0   |; 639   &; 154   @)
%                                         (   0 <=>; 846  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  219 ( 138 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  392 ( 389 usr; 215 con; 0-4 aty)
%            Number of variables   :   30 (   0   ^;  16   !;  14   ?;  30   :)

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

thf(func_def_260,type,
    sP1: $i > $o ).

thf(func_def_261,type,
    sP2: $i > $i > $o ).

thf(func_def_262,type,
    sP3: $i > $i > $o ).

thf(func_def_266,type,
    sP7: $i > $i > $i > $o > $o ).

thf(func_def_267,type,
    sP8: $i > $i > $i > $i > $o ).

thf(func_def_285,type,
    sK26: $i > $i > $i ).

thf(func_def_291,type,
    sK32: $o > $i > $i > $i ).

thf(func_def_297,type,
    sK38: $i > $i ).

thf(func_def_298,type,
    sK39: $i > $i ).

thf(func_def_308,type,
    sK49: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_309,type,
    sK50: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_313,type,
    sK54: $i > $o ).

thf(func_def_315,type,
    sK56: $i > $i > $i ).

thf(func_def_316,type,
    sK57: $i > $i > $i ).

thf(func_def_317,type,
    sK58: $i > $i > $i ).

thf(func_def_318,type,
    sK59: $i > $i > $i ).

thf(func_def_319,type,
    sK60: $i > $i > $i ).

thf(func_def_320,type,
    sK61: $i > $i > $i > $i ).

thf(func_def_321,type,
    sK62: $i > $i ).

thf(func_def_322,type,
    sK63: $i > $i ).

thf(func_def_323,type,
    sK64: $i > $i ).

thf(func_def_324,type,
    sK65: $i > $i ).

thf(func_def_325,type,
    sK66: $i > $i > $i > $i ).

thf(func_def_326,type,
    sK67: $i > $i > $i > $i ).

thf(func_def_327,type,
    sK68: $i > $i > $i ).

thf(func_def_328,type,
    sK69: $i > $i > $i ).

thf(func_def_329,type,
    sK70: $i > $i > $i ).

thf(func_def_330,type,
    sK71: $i > $i ).

thf(func_def_332,type,
    sK73: $i > $i ).

thf(func_def_333,type,
    sK74: $i > $i ).

thf(func_def_343,type,
    sK84: $i > $o ).

thf(func_def_357,type,
    sK98: $i > $i > $i ).

thf(func_def_382,type,
    sK123: $i > $i > $i > $i ).

thf(func_def_383,type,
    sK124: $i > $i > $i > $i ).

thf(func_def_386,type,
    sK127: $i > $o ).

thf(func_def_398,type,
    sK139: $i > $i > $o ).

thf(func_def_400,type,
    sK141: $i > $i ).

thf(func_def_401,type,
    sK142: $i > $i ).

thf(func_def_402,type,
    sK143: $i > ( $i > $i > $o ) > $i ).

thf(func_def_403,type,
    sK144: $i > ( $i > $i > $o ) > $i ).

thf(func_def_404,type,
    sK145: $i > $i > ( $i > $i > $o ) > $i ).

thf(func_def_405,type,
    sK146: $i > $i > $o ).

thf(func_def_410,type,
    sK151: $i > $o ).

thf(func_def_414,type,
    sK155: ( $i > $i ) > $i > $i > $i ).

thf(func_def_417,type,
    sK158: $i > $i ).

thf(func_def_419,type,
    sK160: $i > $i > $o ).

thf(func_def_431,type,
    sK172: $i > $o ).

thf(func_def_433,type,
    sK174: $i > ( $i > $o ) > $i ).

thf(func_def_446,type,
    sK187: $i > $i ).

thf(func_def_448,type,
    sK189: $i > ( $i > $i ) > $i > $i ).

thf(func_def_449,type,
    sK190: $i > $o ).

thf(func_def_450,type,
    sK191: $i > $o ).

thf(func_def_451,type,
    sK192: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_452,type,
    sK193: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_463,type,
    sK204: $i > $i > $i ).

thf(func_def_464,type,
    sK205: $i > $i > $i ).

thf(func_def_482,type,
    sK223: $i > $i > $i ).

thf(func_def_485,type,
    sK226: $i > $i > $o ).

thf(func_def_490,type,
    sK231: $i > ( $i > $o ) > $i ).

thf(func_def_491,type,
    sK232: $i > $o ).

thf(func_def_495,type,
    sK236: $i > $i > $i > $i > $i ).

thf(func_def_500,type,
    sK241: ( $i > $o ) > $i ).

thf(func_def_501,type,
    sK242: $i > $o ).

thf(func_def_502,type,
    sK243: $i > $i ).

thf(func_def_515,type,
    sK256: $i > $i > $i > $i > $i ).

thf(func_def_516,type,
    sK257: $i > $i > $i > $i > $i ).

thf(func_def_530,type,
    sK271: $i > $i > $i ).

thf(func_def_532,type,
    sK273: $i > $i ).

thf(func_def_534,type,
    sK275: $i > $o ).

thf(func_def_543,type,
    sK284: $i > $o ).

thf(func_def_545,type,
    sK286: ( $i > $o ) > $i > $i ).

thf(func_def_546,type,
    sK287: ( $i > $o ) > $i > $i ).

thf(func_def_551,type,
    sK292: $i > $i ).

thf(func_def_567,type,
    sK308: ( $i > $o ) > $i ).

thf(func_def_568,type,
    sK309: $i > $o ).

thf(func_def_569,type,
    sK310: $i > $i ).

thf(func_def_573,type,
    sK314: $i > $i > $i ).

thf(func_def_576,type,
    sK317: $i > $o ).

thf(func_def_583,type,
    sK324: ( $i > $o ) > $i > $i > $i ).

thf(func_def_586,type,
    sK327: $i > $o ).

thf(func_def_587,type,
    sK328: $i > $o ).

thf(func_def_590,type,
    sK331: $i > ( $i > $o ) > $i ).

thf(func_def_594,type,
    sK335: $i > $i > $o ).

thf(func_def_605,type,
    sK346: $i > $i > $i > $i > $i ).

thf(func_def_610,type,
    sK351: $i > $o ).

thf(func_def_611,type,
    sK352: ( $i > $o ) > $i ).

thf(func_def_617,type,
    sK358: $i > ( $i > $o ) > $i ).

thf(func_def_618,type,
    sK359: $i > $o ).

thf(func_def_628,type,
    sK369: $i > $i > $i ).

thf(func_def_667,type,
    sK408: $i > $o ).

thf(func_def_670,type,
    sK411: $i > $i ).

thf(func_def_676,type,
    sK417: $i > $i > $i > $i > $i ).

thf(func_def_677,type,
    sK418: $i > $i > $i > $i > $i ).

thf(func_def_678,type,
    sK419: $i > $i > $i > $i > $i ).

thf(func_def_679,type,
    sK420: $i > $i > $i > $i > $i ).

thf(func_def_682,type,
    sK423: $i > $i > $o ).

thf(func_def_685,type,
    sK426: $i > $o ).

thf(func_def_692,type,
    sK433: $i > $i > $o ).

thf(func_def_695,type,
    sK436: $i > $o ).

thf(func_def_697,type,
    sK438: $i > ( $i > $o ) > $i ).

thf(func_def_718,type,
    sK459: $i > $o ).

thf(func_def_719,type,
    sK460: $i > $o ).

thf(func_def_720,type,
    sK461: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_721,type,
    sK462: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_726,type,
    sK467: $i > $i ).

thf(func_def_728,type,
    sK469: $i > ( $i > $o ) > $i ).

thf(func_def_729,type,
    sK470: $i > $o ).

thf(func_def_737,type,
    sK478: $i > $o ).

thf(func_def_741,type,
    sK482: ( $i > $o ) > $i > $i ).

thf(func_def_743,type,
    sK484: $i > $o ).

thf(func_def_745,type,
    sK486: $i > ( $i > $i ) > $i > $i ).

thf(func_def_747,type,
    sK488: $i > $i ).

thf(func_def_749,type,
    sK490: $i > $o ).

thf(func_def_752,type,
    sK493: $i > ( $i > $o ) > $i ).

thf(func_def_753,type,
    sK494: $i > ( $i > $o ) > $i ).

thf(func_def_776,type,
    sK517: $i > $i > $i ).

thf(func_def_778,type,
    sK519: $i > $o ).

thf(func_def_780,type,
    sK521: $i > $i > $o ).

thf(func_def_788,type,
    sK529: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_789,type,
    sK530: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_790,type,
    sK531: $i > $o ).

thf(func_def_791,type,
    sK532: $i > $o ).

thf(func_def_806,type,
    sK547: $i > $o ).

thf(func_def_813,type,
    sK554: ( $i > $o ) > $i > $i ).

thf(func_def_815,type,
    sK556: $i > $o ).

thf(func_def_829,type,
    sK570: $i > $o ).

thf(func_def_844,type,
    sK585: $i > $i ).

thf(func_def_847,type,
    sK588: $i > $i > $i ).

thf(func_def_852,type,
    sK593: $i > $i > $i > $i > $i ).

thf(func_def_857,type,
    sK598: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_858,type,
    sK599: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_862,type,
    sK603: $i > $o ).

thf(func_def_868,type,
    sK609: $i > $o ).

thf(func_def_891,type,
    sK632: ( $i > $o ) > $i ).

thf(func_def_892,type,
    sK633: ( $i > $o ) > $i ).

thf(func_def_893,type,
    sK634: $i > $o ).

thf(func_def_896,type,
    sK637: $i > $o ).

thf(func_def_898,type,
    sK639: $i > $o ).

thf(func_def_900,type,
    sK641: ( $i > $o ) > $i > $i ).

thf(func_def_907,type,
    ph648: 
      !>[X0: $tType] : X0 ).

thf(f4063,plain,
    $false,
    inference(trivial_inequality_removal,[status(thm)],[f2769]) ).

thf(f2769,plain,
    ( ( ap @ sK544 @ sK543 @ sK545 @ sK546 )
   != ( ap @ sK544 @ sK543 @ sK545 @ sK546 ) ),
    inference(cnf_transformation,[status(thm)],[f1745]) ).

thf(f1745,plain,
    ( ( exuI3 = $true )
    & ( singletonprop = $true )
    & ( kpairsurjEq = $true )
    & ( cartprodpairin = $true )
    & ( powersetI1 = $true )
    & ( kfstsingleton = $true )
    & ( dsetconstrI = $true )
    & ( setadjoinSub2 = $true )
    & ( emptysetsubset = $true )
    & ( eqimpsubset1 = $true )
    & ( exu__Cong = $true )
    & ( setminusERneg = $true )
    & ( dpsetconstrEL1 = $true )
    & ( setukpairinjR = $true )
    & ( powersetE1 = $true )
    & ( funcGraphProp1 = $true )
    & ( exuE3u = $true )
    & ( powersetE = $true )
    & ( setukpairinjR11 = $true )
    & ( ex1E2 = $true )
    & ( upairsubunion = $true )
    & ( app = $true )
    & ( setadjoinIR = $true )
    & ( ubforcartprodlem1 = $true )
    & ( binintersectI = $true )
    & ( subset2powerset = $true )
    & ( emptyI = $true )
    & ( setunion__Cong = $true )
    & ( ubforcartprodlem2 = $true )
    & ( theprop = $true )
    & ( binunionEcases = $true )
    & ( setminusSubset2 = $true )
    & ( infuncsetfunc = $true )
    & ( disjointsetsI1 = $true )
    & ( noeltsimpempty = $true )
    & ( binintersectSubset5 = $true )
    & ( setminusI = $true )
    & ( symdiffIneg1 = $true )
    & ( quantDeMorgan4 = $true )
    & ( eqbreln = $true )
    & ( subsetE2 = $true )
    & ( subsetRefl = $true )
    & ( dpsetconstrI = $true )
    & ( notdexE = $true )
    & ( setadjoinAx = $true )
    & ( dsetconstrEL = $true )
    & ( inPowerset = $true )
    & ( powersetI = $true )
    & ( binintersectSubset2 = $true )
    & ( cartprodpairsurjEq = $true )
    & ( dsetconstrER = $true )
    & ( dpsetconstrEL2 = $true )
    & ( funcGraphProp4 = $true )
    & ( cartprodmempair1 = $true )
    & ( binintersectEL = $true )
    & ( lamp = $true )
    & ( cartprodsndpairEq = $true )
    & ( foundationAx = $true )
    & ( $true
      = ( in @ sK545 @ ( funcSet @ sK544 @ sK543 ) ) )
    & ( ( ap @ sK544 @ sK543 @ sK545 @ sK546 )
     != ( ap @ sK544 @ sK543 @ sK545 @ sK546 ) )
    & ( $true
      = ( in @ sK546 @ sK544 ) )
    & ( setminusELneg = $true )
    & ( nonemptyE1 = $true )
    & ( nonemptyImpWitness = $true )
    & ( vacuousDall = $true )
    & ( symdiffI1 = $true )
    & ( notinsingleton = $true )
    & ( setukpairinjR2 = $true )
    & ( binintersectSubset1 = $true )
    & ( dsetconstr__Cong = $true )
    & ( kpairp = $true )
    & ( prop2setI = $true )
    & ( brelnall1 = $true )
    & ( brelnall2 = $true )
    & ( funcImageSingleton = $true )
    & ( notinemptyset = $true )
    & ( powersetAx = $true )
    & ( sepSubset = $true )
    & ( bs114d = $true )
    & ( setminusIRneg = $true )
    & ( upairset2E = $true )
    & ( cartprodfstin = $true )
    & ( setukpairinjL2 = $true )
    & ( exuI2 = $true )
    & ( funcext = $true )
    & ( binintersectLsub = $true )
    & ( subbreln = $true )
    & ( subsetE = $true )
    & ( ex1I = $true )
    & ( notequalI1 = $true )
    & ( cartprodmempaircEq = $true )
    & ( setminusILneg = $true )
    & ( cartprodpairmemER = $true )
    & ( lamProp = $true )
    & ( singletonsubset = $true )
    & ( upairsetE = $true )
    & ( emptyinunitempty = $true )
    & ( omega0Ax = $true )
    & ( setunionI = $true )
    & ( binintersectSubset4 = $true )
    & ( omegaIndAx = $true )
    & ( setukpairinjL = $true )
    & ( omega__Cong = $true )
    & ( uniqinunit = $true )
    & ( subPowSU = $true )
    & ( funcext2 = $true )
    & ( singletoninpowerset = $true )
    & ( binintersectSubset3 = $true )
    & ( setextsub = $true )
    & ( setunionE = $true )
    & ( prop2set2propI = $true )
    & ( cartprodfstpairEq = $true )
    & ( sepInPowerset = $true )
    & ( funcinfuncset = $true )
    & ( singletonsuniq = $true )
    & ( inCongP = $true )
    & ( dpsetconstrERa = $true )
    & ( setunionsingleton2 = $true )
    & ( setukpairIR = $true )
    & ( notequalI2 = $true )
    & ( setunionsingleton1 = $true )
    & ( upairset2IR = $true )
    & ( ksndsingleton = $true )
    & ( subsetI2 = $true )
    & ( binunionRsub = $true )
    & ( powersetsubset = $true )
    & ( eqimpsubset2 = $true )
    & ( upairequniteq = $true )
    & ( setoftrueEq = $true )
    & ( emptysetAx = $true )
    & ( setukpairIL = $true )
    & ( setadjoinE = $true )
    & ( ksndpairEq = $true )
    & ( setunionAx = $true )
    & ( kpairiskpair = $true )
    & ( setextAx = $true )
    & ( funcextLem = $true )
    & ( exuE3e = $true )
    & ( ubforcartprodlem3 = $true )
    & ( setukpairinjR12 = $true )
    & ( setadjoinIL = $true )
    & ( nonemptyI = $true )
    & ( replAx = $true )
    & ( setminusLsub = $true )
    & ( binintersectRsub = $true )
    & ( symdiffI2 = $true )
    & ( setadjoin__Cong = $true )
    & ( ap2p = $true )
    & ( emptyE1 = $true )
    & ( notdallE = $true )
    & ( dpsetconstrSub = $true )
    & ( in__Cong = $true )
    & ( upairsetIR = $true )
    & ( subsetemptysetimpeq = $true )
    & ( binunionIR = $true )
    & ( symdiffE = $true )
    & ( subsetTrans = $true )
    & ( setminusSubset1 = $true )
    & ( cartprodsndin = $true )
    & ( setext = $true )
    & ( emptysetE = $true )
    & ( setunionE2 = $true )
    & ( upairsetIL = $true )
    & ( lam2p = $true )
    & ( funcGraphProp2 = $true )
    & ( apProp = $true )
    & ( emptyset__Cong = $true )
    & ( setadjoinSub = $true )
    & ( setunionsingleton = $true )
    & ( setadjoinOr = $true )
    & ( secondinupair = $true )
    & ( binintersectER = $true )
    & ( upairinpowunion = $true )
    & ( setOfPairsIsBReln = $true )
    & ( singletonsswitch = $true )
    & ( ex1I2 = $true )
    & ( kfstpairEq = $true )
    & ( binunionLsub = $true )
    & ( binunionE = $true )
    & ( quantDeMorgan1 = $true )
    & ( ex1E1 = $true )
    & ( emptyinPowerset = $true )
    & ( singletoninpowunion = $true )
    & ( prop2setE = $true )
    & ( omegaSAx = $true )
    & ( cartprodmempair = $true )
    & ( quantDeMorgan2 = $true )
    & ( binunionIL = $true )
    & ( setukpairinjL1 = $true )
    & ( exuE1 = $true )
    & ( nonemptyI1 = $true )
    & ( exuE2 = $true )
    & ( emptysetimpfalse = $true )
    & ( symdiffIneg2 = $true )
    & ( setminusER = $true )
    & ( setbeta = $true )
    & ( cartprodpairmemEL = $true )
    & ( quantDeMorgan3 = $true )
    & ( dpsetconstrER = $true )
    & ( exuI1 = $true )
    & ( subsetI1 = $true )
    & ( emptyInPowerset = $true )
    & ( notsubsetI = $true )
    & ( powerset__Cong = $true )
    & ( eqinunit = $true )
    & ( setukpairinjR1 = $true )
    & ( exuEu = $true )
    & ( setminusEL = $true )
    & ( descr__Cong = $true )
    & ( funcGraphProp3 = $true )
    & ( wellorderingAx = $true )
    & ( descrp = $true ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK543,sK544,sK545,sK546])],[f792,f1744,f1743]) ).

thf(f1743,plain,
    ( ? [X0: $i,X1: $i,X2: $i] :
        ( ( $true
          = ( in @ X2 @ ( funcSet @ X1 @ X0 ) ) )
        & ? [X3: $i] :
            ( ( ( ap @ X1 @ X0 @ X2 @ X3 )
             != ( ap @ X1 @ X0 @ X2 @ X3 ) )
            & ( $true
              = ( in @ X3 @ X1 ) ) ) )
   => ( ( $true
        = ( in @ sK545 @ ( funcSet @ sK544 @ sK543 ) ) )
      & ? [X3: $i] :
          ( ( ( ap @ sK544 @ sK543 @ sK545 @ X3 )
           != ( ap @ sK544 @ sK543 @ sK545 @ X3 ) )
          & ( $true
            = ( in @ X3 @ sK544 ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1744,plain,
    ( ? [X3: $i] :
        ( ( ( ap @ sK544 @ sK543 @ sK545 @ X3 )
         != ( ap @ sK544 @ sK543 @ sK545 @ X3 ) )
        & ( $true
          = ( in @ X3 @ sK544 ) ) )
   => ( ( ( ap @ sK544 @ sK543 @ sK545 @ sK546 )
       != ( ap @ sK544 @ sK543 @ sK545 @ sK546 ) )
      & ( $true
        = ( in @ sK546 @ sK544 ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f792,plain,
    ( ( exuI3 = $true )
    & ( singletonprop = $true )
    & ( kpairsurjEq = $true )
    & ( cartprodpairin = $true )
    & ( powersetI1 = $true )
    & ( kfstsingleton = $true )
    & ( dsetconstrI = $true )
    & ( setadjoinSub2 = $true )
    & ( emptysetsubset = $true )
    & ( eqimpsubset1 = $true )
    & ( exu__Cong = $true )
    & ( setminusERneg = $true )
    & ( dpsetconstrEL1 = $true )
    & ( setukpairinjR = $true )
    & ( powersetE1 = $true )
    & ( funcGraphProp1 = $true )
    & ( exuE3u = $true )
    & ( powersetE = $true )
    & ( setukpairinjR11 = $true )
    & ( ex1E2 = $true )
    & ( upairsubunion = $true )
    & ( app = $true )
    & ( setadjoinIR = $true )
    & ( ubforcartprodlem1 = $true )
    & ( binintersectI = $true )
    & ( subset2powerset = $true )
    & ( emptyI = $true )
    & ( setunion__Cong = $true )
    & ( ubforcartprodlem2 = $true )
    & ( theprop = $true )
    & ( binunionEcases = $true )
    & ( setminusSubset2 = $true )
    & ( infuncsetfunc = $true )
    & ( disjointsetsI1 = $true )
    & ( noeltsimpempty = $true )
    & ( binintersectSubset5 = $true )
    & ( setminusI = $true )
    & ( symdiffIneg1 = $true )
    & ( quantDeMorgan4 = $true )
    & ( eqbreln = $true )
    & ( subsetE2 = $true )
    & ( subsetRefl = $true )
    & ( dpsetconstrI = $true )
    & ( notdexE = $true )
    & ( setadjoinAx = $true )
    & ( dsetconstrEL = $true )
    & ( inPowerset = $true )
    & ( powersetI = $true )
    & ( binintersectSubset2 = $true )
    & ( cartprodpairsurjEq = $true )
    & ( dsetconstrER = $true )
    & ( dpsetconstrEL2 = $true )
    & ( funcGraphProp4 = $true )
    & ( cartprodmempair1 = $true )
    & ( binintersectEL = $true )
    & ( lamp = $true )
    & ( cartprodsndpairEq = $true )
    & ( foundationAx = $true )
    & ? [X0: $i,X1: $i,X2: $i] :
        ( ( $true
          = ( in @ X2 @ ( funcSet @ X1 @ X0 ) ) )
        & ? [X3: $i] :
            ( ( ( ap @ X1 @ X0 @ X2 @ X3 )
             != ( ap @ X1 @ X0 @ X2 @ X3 ) )
            & ( $true
              = ( in @ X3 @ X1 ) ) ) )
    & ( setminusELneg = $true )
    & ( nonemptyE1 = $true )
    & ( nonemptyImpWitness = $true )
    & ( vacuousDall = $true )
    & ( symdiffI1 = $true )
    & ( notinsingleton = $true )
    & ( setukpairinjR2 = $true )
    & ( binintersectSubset1 = $true )
    & ( dsetconstr__Cong = $true )
    & ( kpairp = $true )
    & ( prop2setI = $true )
    & ( brelnall1 = $true )
    & ( brelnall2 = $true )
    & ( funcImageSingleton = $true )
    & ( notinemptyset = $true )
    & ( powersetAx = $true )
    & ( sepSubset = $true )
    & ( bs114d = $true )
    & ( setminusIRneg = $true )
    & ( upairset2E = $true )
    & ( cartprodfstin = $true )
    & ( setukpairinjL2 = $true )
    & ( exuI2 = $true )
    & ( funcext = $true )
    & ( binintersectLsub = $true )
    & ( subbreln = $true )
    & ( subsetE = $true )
    & ( ex1I = $true )
    & ( notequalI1 = $true )
    & ( cartprodmempaircEq = $true )
    & ( setminusILneg = $true )
    & ( cartprodpairmemER = $true )
    & ( lamProp = $true )
    & ( singletonsubset = $true )
    & ( upairsetE = $true )
    & ( emptyinunitempty = $true )
    & ( omega0Ax = $true )
    & ( setunionI = $true )
    & ( binintersectSubset4 = $true )
    & ( omegaIndAx = $true )
    & ( setukpairinjL = $true )
    & ( omega__Cong = $true )
    & ( uniqinunit = $true )
    & ( subPowSU = $true )
    & ( funcext2 = $true )
    & ( singletoninpowerset = $true )
    & ( binintersectSubset3 = $true )
    & ( setextsub = $true )
    & ( setunionE = $true )
    & ( prop2set2propI = $true )
    & ( cartprodfstpairEq = $true )
    & ( sepInPowerset = $true )
    & ( funcinfuncset = $true )
    & ( singletonsuniq = $true )
    & ( inCongP = $true )
    & ( dpsetconstrERa = $true )
    & ( setunionsingleton2 = $true )
    & ( setukpairIR = $true )
    & ( notequalI2 = $true )
    & ( setunionsingleton1 = $true )
    & ( upairset2IR = $true )
    & ( ksndsingleton = $true )
    & ( subsetI2 = $true )
    & ( binunionRsub = $true )
    & ( powersetsubset = $true )
    & ( eqimpsubset2 = $true )
    & ( upairequniteq = $true )
    & ( setoftrueEq = $true )
    & ( emptysetAx = $true )
    & ( setukpairIL = $true )
    & ( setadjoinE = $true )
    & ( ksndpairEq = $true )
    & ( setunionAx = $true )
    & ( kpairiskpair = $true )
    & ( setextAx = $true )
    & ( funcextLem = $true )
    & ( exuE3e = $true )
    & ( ubforcartprodlem3 = $true )
    & ( setukpairinjR12 = $true )
    & ( setadjoinIL = $true )
    & ( nonemptyI = $true )
    & ( replAx = $true )
    & ( setminusLsub = $true )
    & ( binintersectRsub = $true )
    & ( symdiffI2 = $true )
    & ( setadjoin__Cong = $true )
    & ( ap2p = $true )
    & ( emptyE1 = $true )
    & ( notdallE = $true )
    & ( dpsetconstrSub = $true )
    & ( in__Cong = $true )
    & ( upairsetIR = $true )
    & ( subsetemptysetimpeq = $true )
    & ( binunionIR = $true )
    & ( symdiffE = $true )
    & ( subsetTrans = $true )
    & ( setminusSubset1 = $true )
    & ( cartprodsndin = $true )
    & ( setext = $true )
    & ( emptysetE = $true )
    & ( setunionE2 = $true )
    & ( upairsetIL = $true )
    & ( lam2p = $true )
    & ( funcGraphProp2 = $true )
    & ( apProp = $true )
    & ( emptyset__Cong = $true )
    & ( setadjoinSub = $true )
    & ( setunionsingleton = $true )
    & ( setadjoinOr = $true )
    & ( secondinupair = $true )
    & ( binintersectER = $true )
    & ( upairinpowunion = $true )
    & ( setOfPairsIsBReln = $true )
    & ( singletonsswitch = $true )
    & ( ex1I2 = $true )
    & ( kfstpairEq = $true )
    & ( binunionLsub = $true )
    & ( binunionE = $true )
    & ( quantDeMorgan1 = $true )
    & ( ex1E1 = $true )
    & ( emptyinPowerset = $true )
    & ( singletoninpowunion = $true )
    & ( prop2setE = $true )
    & ( omegaSAx = $true )
    & ( cartprodmempair = $true )
    & ( quantDeMorgan2 = $true )
    & ( binunionIL = $true )
    & ( setukpairinjL1 = $true )
    & ( exuE1 = $true )
    & ( nonemptyI1 = $true )
    & ( exuE2 = $true )
    & ( emptysetimpfalse = $true )
    & ( symdiffIneg2 = $true )
    & ( setminusER = $true )
    & ( setbeta = $true )
    & ( cartprodpairmemEL = $true )
    & ( quantDeMorgan3 = $true )
    & ( dpsetconstrER = $true )
    & ( exuI1 = $true )
    & ( subsetI1 = $true )
    & ( emptyInPowerset = $true )
    & ( notsubsetI = $true )
    & ( powerset__Cong = $true )
    & ( eqinunit = $true )
    & ( setukpairinjR1 = $true )
    & ( exuEu = $true )
    & ( setminusEL = $true )
    & ( descr__Cong = $true )
    & ( funcGraphProp3 = $true )
    & ( wellorderingAx = $true )
    & ( descrp = $true ) ),
    inference(flattening,[status(thm)],[f791]) ).

thf(f791,plain,
    ( ? [X0: $i,X1: $i,X2: $i] :
        ( ( $true
          = ( in @ X2 @ ( funcSet @ X1 @ X0 ) ) )
        & ? [X3: $i] :
            ( ( ( ap @ X1 @ X0 @ X2 @ X3 )
             != ( ap @ X1 @ X0 @ X2 @ X3 ) )
            & ( $true
              = ( in @ X3 @ X1 ) ) ) )
    & ( 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)],[f429]) ).

thf(f429,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 )
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X0: $i,X1: $i,X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                            = ( in @ X2 @ ( funcSet @ X1 @ X0 ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                              ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                = ( in @ X3 @ X1 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ap @ X1 @ X0 @ X2 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                = ( ap @ X1 @ X0 @ X2 @ X3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[status(thm)],[f428]) ).

thf(f428,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
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X0: $i,X1: $i,X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X2 @ ( funcSet @ X1 @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                              ( ( in @ X3 @ X1 )
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ap @ X1 @ X0 @ X2 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                = ( ap @ X1 @ X0 @ X2 @ X3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f217]) ).

thf(f217,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
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X4: $i,X3: $i,X12: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X12 @ ( funcSet @ X3 @ X4 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ! [X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                              ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ap @ X3 @ X4 @ X12 @ X1 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                = ( ap @ X3 @ X4 @ X12 @ X1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f216]) ).

thf(f216,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
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ! [X4: $i,X3: $i,X12: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( in @ X12 @ ( funcSet @ X3 @ X4 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( ap @ X3 @ X4 @ X12 @ X1 )
                                                                                                                                                                                                                                                                                                                                                                                                                                              = ( ap @ X3 @ X4 @ X12 @ X1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.7DY03sHzZu/DTF2THF_23302.p',ap2apEq1) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU693^1 : TPTP v9.2.1. Released v3.7.0.
% 0.12/0.13  % Command  : /export/starexec/sandbox2/solver/bin/run_DT2H2X /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.17/0.34  % Computer : n009.cluster.edu
% 0.17/0.34  % Model    : x86_64 x86_64
% 0.17/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.34  % Memory   : 8042.1875MB
% 0.17/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.17/0.34  % CPULimit : 300
% 0.17/0.34  % WCLimit  : 300
% 0.17/0.34  % DateTime : Tue Feb 24 12:30:55 EST 2026
% 0.17/0.34  % CPUTime  : 
% 0.17/0.34  Running /export/starexec/sandbox2/solver/bin/run_DT2H2X /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.31/0.46  ---- Original DTF file ---
% 0.31/0.46  thf(spec,logic,$$dhol).
% 0.31/0.46  %------------------------------------------------------------------------------
% 0.31/0.46  % File     : SEU693^1 : TPTP v9.2.1. Released v3.7.0.
% 0.31/0.46  % Domain   : Set Theory
% 0.31/0.46  % Problem  : Functions - Extensionality and Beta Reduction
% 0.31/0.46  % Version  : Especial.
% 0.31/0.46  % English  : (! A:i.! B:i.! f:i.in f (funcSet A B) -> (! x:i.in x A ->
% 0.31/0.46  %            ap A B f x = ap A B f x))
% 0.31/0.46  
% 0.31/0.46  % Refs     : [Bro08] Brown (2008), Email to G. Sutcliffe
% 0.31/0.46  % Source   : [Bro08]
% 0.31/0.46  % Names    : ZFC195g [Bro08]
% 0.31/0.46  
% 0.31/0.46  % Status   : Theorem
% 0.31/0.46  % Rating   : 0.11 v9.1.0, 0.12 v9.0.0, 0.20 v8.2.0, 0.15 v8.1.0, 0.00 v7.4.0, 0.11 v7.2.0, 0.00 v7.1.0, 0.12 v7.0.0, 0.14 v6.4.0, 0.17 v6.3.0, 0.20 v6.2.0, 0.14 v6.1.0, 0.29 v5.5.0, 0.33 v5.4.0, 0.40 v5.1.0, 0.60 v5.0.0, 0.40 v4.1.0, 0.67 v4.0.0, 0.33 v3.7.0
% 0.31/0.46  % Syntax   : Number of formulae    :  462 ( 215 unt; 246 typ; 215 def)
% 0.31/0.46  %            Number of atoms       : 1181 ( 320 equ;   0 cnn)
% 0.31/0.46  %            Maximal formula atoms :  212 (   5 avg)
% 0.31/0.46  %            Number of connectives : 2249 (  47   ~;   7   |;  35   &;1597   @)
% 0.31/0.46  %                                         (  14 <=>; 549  =>;   0  <=;   0 <~>)
% 0.31/0.46  %            Maximal formula depth :  218 (   2 avg)
% 0.31/0.46  %            Number of types       :    2 (   0 usr)
% 0.31/0.46  %            Number of type conns  :  126 ( 126   >;   0   *;   0   +;   0  <<)
% 0.31/0.46  %            Number of symbols     :  249 ( 246 usr; 213 con; 0-4 aty)
% 0.31/0.46  %            Number of variables   :  706 (  69   ^; 601   !;  36   ?; 706   :)
% 0.31/0.46  % SPC      : TH0_THM_EQU_NAR
% 0.31/0.46  
% 0.31/0.46  % Comments : http://mathgate.info/detsetitem.php?id=247
% 0.31/0.46  %------------------------------------------------------------------------------
% 0.31/0.46  thf(in_type,type,
% 0.31/0.46      in: $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exu_type,type,
% 0.31/0.46      exu: ( $i > $o ) > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exu,definition,
% 0.31/0.46      ( exu
% 0.31/0.46      = ( ^ [Xphi: $i > $o] :
% 0.31/0.46          ? [Xx: $i] :
% 0.31/0.46            ( ( Xphi @ Xx )
% 0.31/0.46            & ! [Xy: $i] :
% 0.31/0.46                ( ( Xphi @ Xy )
% 0.31/0.46               => ( Xx = Xy ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setextAx_type,type,
% 0.31/0.46      setextAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setextAx,definition,
% 0.31/0.46      ( setextAx
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46              <=> ( in @ Xx @ B ) )
% 0.31/0.46           => ( A = B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyset_type,type,
% 0.31/0.46      emptyset: $i ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetAx_type,type,
% 0.31/0.46      emptysetAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetAx,definition,
% 0.31/0.46      ( emptysetAx
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoin_type,type,
% 0.31/0.46      setadjoin: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinAx_type,type,
% 0.31/0.46      setadjoinAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinAx,definition,
% 0.31/0.46      ( setadjoinAx
% 0.31/0.46      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.31/0.46          <=> ( ( Xy = Xx )
% 0.31/0.46              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powerset_type,type,
% 0.31/0.46      powerset: $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetAx_type,type,
% 0.31/0.46      powersetAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetAx,definition,
% 0.31/0.46      ( powersetAx
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( in @ B @ ( powerset @ A ) )
% 0.31/0.46          <=> ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ B )
% 0.31/0.46               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunion_type,type,
% 0.31/0.46      setunion: $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionAx_type,type,
% 0.31/0.46      setunionAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionAx,definition,
% 0.31/0.46      ( setunionAx
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setunion @ A ) )
% 0.31/0.46          <=> ? [B: $i] :
% 0.31/0.46                ( ( in @ Xx @ B )
% 0.31/0.46                & ( in @ B @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(omega_type,type,
% 0.31/0.46      omega: $i ).
% 0.31/0.46  
% 0.31/0.46  thf(omega0Ax_type,type,
% 0.31/0.46      omega0Ax: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(omega0Ax,definition,
% 0.31/0.46      ( omega0Ax
% 0.31/0.46      = ( in @ emptyset @ omega ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(omegaSAx_type,type,
% 0.31/0.46      omegaSAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(omegaSAx,definition,
% 0.31/0.46      ( omegaSAx
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ omega )
% 0.31/0.46           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(omegaIndAx_type,type,
% 0.31/0.46      omegaIndAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(omegaIndAx,definition,
% 0.31/0.46      ( omegaIndAx
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ( ( in @ emptyset @ A )
% 0.31/0.46              & ! [Xx: $i] :
% 0.31/0.46                  ( ( ( in @ Xx @ omega )
% 0.31/0.46                    & ( in @ Xx @ A ) )
% 0.31/0.46                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ omega )
% 0.31/0.46               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(replAx_type,type,
% 0.31/0.46      replAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(replAx,definition,
% 0.31/0.46      ( replAx
% 0.31/0.46      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( exu
% 0.31/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 0.31/0.46           => ? [B: $i] :
% 0.31/0.46              ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ B )
% 0.31/0.46              <=> ? [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ A )
% 0.31/0.46                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(foundationAx_type,type,
% 0.31/0.46      foundationAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(foundationAx,definition,
% 0.31/0.46      ( foundationAx
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.31/0.46           => ? [B: $i] :
% 0.31/0.46                ( ( in @ B @ A )
% 0.31/0.46                & ~ ? [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ B )
% 0.31/0.46                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(wellorderingAx_type,type,
% 0.31/0.46      wellorderingAx: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(wellorderingAx,definition,
% 0.31/0.46      ( wellorderingAx
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46          ? [B: $i] :
% 0.31/0.46            ( ! [C: $i] :
% 0.31/0.46                ( ( in @ C @ B )
% 0.31/0.46               => ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ C )
% 0.31/0.46                   => ( in @ Xx @ A ) ) )
% 0.31/0.46            & ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( ( in @ Xx @ A )
% 0.31/0.46                  & ( in @ Xy @ A ) )
% 0.31/0.46               => ( ! [C: $i] :
% 0.31/0.46                      ( ( in @ C @ B )
% 0.31/0.46                     => ( ( in @ Xx @ C )
% 0.31/0.46                      <=> ( in @ Xy @ C ) ) )
% 0.31/0.46                 => ( Xx = Xy ) ) )
% 0.31/0.46            & ! [C: $i,D: $i] :
% 0.31/0.46                ( ( ( in @ C @ B )
% 0.31/0.46                  & ( in @ D @ B ) )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ C )
% 0.31/0.46                     => ( in @ Xx @ D ) )
% 0.31/0.46                  | ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ D )
% 0.31/0.46                     => ( in @ Xx @ C ) ) ) )
% 0.31/0.46            & ! [C: $i] :
% 0.31/0.46                ( ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ C )
% 0.31/0.46                     => ( in @ Xx @ A ) )
% 0.31/0.46                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 0.31/0.46               => ? [D: $i,Xx: $i] :
% 0.31/0.46                    ( ( in @ D @ B )
% 0.31/0.46                    & ( in @ Xx @ C )
% 0.31/0.46                    & ~ ? [Xy: $i] :
% 0.31/0.46                          ( ( in @ Xy @ D )
% 0.31/0.46                          & ( in @ Xy @ C ) )
% 0.31/0.46                    & ! [E: $i] :
% 0.31/0.46                        ( ( in @ E @ B )
% 0.31/0.46                       => ( ! [Xy: $i] :
% 0.31/0.46                              ( ( in @ Xy @ E )
% 0.31/0.46                             => ( in @ Xy @ D ) )
% 0.31/0.46                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(descr_type,type,
% 0.31/0.46      descr: ( $i > $o ) > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(descrp_type,type,
% 0.31/0.46      descrp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(descrp,definition,
% 0.31/0.46      ( descrp
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ( Xphi
% 0.31/0.46              @ ( descr
% 0.31/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstr_type,type,
% 0.31/0.46      dsetconstr: $i > ( $i > $o ) > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrI_type,type,
% 0.31/0.46      dsetconstrI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrI,definition,
% 0.31/0.46      ( dsetconstrI
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( Xphi @ Xx )
% 0.31/0.46             => ( in @ Xx
% 0.31/0.46                @ ( dsetconstr @ A
% 0.31/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrEL_type,type,
% 0.31/0.46      dsetconstrEL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrEL,definition,
% 0.31/0.46      ( dsetconstrEL
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx
% 0.31/0.46              @ ( dsetconstr @ A
% 0.31/0.46                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.31/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrER_type,type,
% 0.31/0.46      dsetconstrER: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstrER,definition,
% 0.31/0.46      ( dsetconstrER
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx
% 0.31/0.46              @ ( dsetconstr @ A
% 0.31/0.46                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.31/0.46           => ( Xphi @ Xx ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE1_type,type,
% 0.31/0.46      exuE1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE1,definition,
% 0.31/0.46      ( exuE1
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( Xphi @ Xx )
% 0.31/0.46                & ! [Xy: $i] :
% 0.31/0.46                    ( ( Xphi @ Xy )
% 0.31/0.46                   => ( Xx = Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2set_type,type,
% 0.31/0.46      prop2set: $o > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2setE_type,type,
% 0.31/0.46      prop2setE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2setE,definition,
% 0.31/0.46      ( prop2setE
% 0.31/0.46      = ( ! [Xphi: $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 0.31/0.46           => Xphi ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetE_type,type,
% 0.31/0.46      emptysetE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetE,definition,
% 0.31/0.46      ( emptysetE
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ emptyset )
% 0.31/0.46           => ! [Xphi: $o] : Xphi ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetimpfalse_type,type,
% 0.31/0.46      emptysetimpfalse: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetimpfalse,definition,
% 0.31/0.46      ( emptysetimpfalse
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ emptyset )
% 0.31/0.46           => $false ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notinemptyset_type,type,
% 0.31/0.46      notinemptyset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notinemptyset,definition,
% 0.31/0.46      ( notinemptyset
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE3e_type,type,
% 0.31/0.46      exuE3e: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE3e,definition,
% 0.31/0.46      ( exuE3e
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setext_type,type,
% 0.31/0.46      setext: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setext,definition,
% 0.31/0.46      ( setext
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ Xx @ B ) )
% 0.31/0.46           => ( ! [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ B )
% 0.31/0.46                 => ( in @ Xx @ A ) )
% 0.31/0.46             => ( A = B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyI_type,type,
% 0.31/0.46      emptyI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyI,definition,
% 0.31/0.46      ( emptyI
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ~ ( in @ Xx @ A )
% 0.31/0.46           => ( A = emptyset ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(noeltsimpempty_type,type,
% 0.31/0.46      noeltsimpempty: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(noeltsimpempty,definition,
% 0.31/0.46      ( noeltsimpempty
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ~ ( in @ Xx @ A )
% 0.31/0.46           => ( A = emptyset ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setbeta_type,type,
% 0.31/0.46      setbeta: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setbeta,definition,
% 0.31/0.46      ( setbeta
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( in @ Xx
% 0.31/0.46                @ ( dsetconstr @ A
% 0.31/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.31/0.46            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(nonempty_type,type,
% 0.31/0.46      nonempty: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(nonempty,definition,
% 0.31/0.46      ( nonempty
% 0.31/0.46      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyE1_type,type,
% 0.31/0.46      nonemptyE1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyE1,definition,
% 0.31/0.46      ( nonemptyE1
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ( nonempty @ A )
% 0.31/0.46           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyI_type,type,
% 0.31/0.46      nonemptyI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyI,definition,
% 0.31/0.46      ( nonemptyI
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( Xphi @ Xx )
% 0.31/0.46             => ( nonempty
% 0.31/0.46                @ ( dsetconstr @ A
% 0.31/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyI1_type,type,
% 0.31/0.46      nonemptyI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyI1,definition,
% 0.31/0.46      ( nonemptyI1
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.31/0.46           => ( nonempty @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinIL_type,type,
% 0.31/0.46      setadjoinIL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinIL,definition,
% 0.31/0.46      ( setadjoinIL
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyinunitempty_type,type,
% 0.31/0.46      emptyinunitempty: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyinunitempty,definition,
% 0.31/0.46      ( emptyinunitempty
% 0.31/0.46      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinIR_type,type,
% 0.31/0.46      setadjoinIR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinIR,definition,
% 0.31/0.46      ( setadjoinIR
% 0.31/0.46      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xy @ A )
% 0.31/0.46           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinE_type,type,
% 0.31/0.46      setadjoinE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinE,definition,
% 0.31/0.46      ( setadjoinE
% 0.31/0.46      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.31/0.46           => ! [Xphi: $o] :
% 0.31/0.46                ( ( ( Xy = Xx )
% 0.31/0.46                 => Xphi )
% 0.31/0.46               => ( ( ( in @ Xy @ A )
% 0.31/0.46                   => Xphi )
% 0.31/0.46                 => Xphi ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinOr_type,type,
% 0.31/0.46      setadjoinOr: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinOr,definition,
% 0.31/0.46      ( setadjoinOr
% 0.31/0.46      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.31/0.46           => ( ( Xy = Xx )
% 0.31/0.46              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setoftrueEq_type,type,
% 0.31/0.46      setoftrueEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setoftrueEq,definition,
% 0.31/0.46      ( setoftrueEq
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ( dsetconstr @ A
% 0.31/0.46              @ ^ [Xx: $i] : $true )
% 0.31/0.46            = A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetI_type,type,
% 0.31/0.46      powersetI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetI,definition,
% 0.31/0.46      ( powersetI
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ B )
% 0.31/0.46               => ( in @ Xx @ A ) )
% 0.31/0.46           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyinPowerset_type,type,
% 0.31/0.46      emptyinPowerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyinPowerset,definition,
% 0.31/0.46      ( emptyinPowerset
% 0.31/0.46      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyInPowerset_type,type,
% 0.31/0.46      emptyInPowerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyInPowerset,definition,
% 0.31/0.46      ( emptyInPowerset
% 0.31/0.46      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetE_type,type,
% 0.31/0.46      powersetE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetE,definition,
% 0.31/0.46      ( powersetE
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ B @ ( powerset @ A ) )
% 0.31/0.46           => ( ( in @ Xx @ B )
% 0.31/0.46             => ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionI_type,type,
% 0.31/0.46      setunionI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionI,definition,
% 0.31/0.46      ( setunionI
% 0.31/0.46      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.31/0.46            ( ( in @ Xx @ B )
% 0.31/0.46           => ( ( in @ B @ A )
% 0.31/0.46             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionE_type,type,
% 0.31/0.46      setunionE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionE,definition,
% 0.31/0.46      ( setunionE
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setunion @ A ) )
% 0.31/0.46           => ! [Xphi: $o] :
% 0.31/0.46                ( ! [B: $i] :
% 0.31/0.46                    ( ( in @ Xx @ B )
% 0.31/0.46                   => ( ( in @ B @ A )
% 0.31/0.46                     => Xphi ) )
% 0.31/0.46               => Xphi ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subPowSU_type,type,
% 0.31/0.46      subPowSU: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subPowSU,definition,
% 0.31/0.46      ( subPowSU
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE2_type,type,
% 0.31/0.46      exuE2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE2,definition,
% 0.31/0.46      ( exuE2
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46              ! [Xy: $i] :
% 0.31/0.46                ( ( Xphi @ Xy )
% 0.31/0.46              <=> ( Xy = Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyImpWitness_type,type,
% 0.31/0.46      nonemptyImpWitness: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(nonemptyImpWitness,definition,
% 0.31/0.46      ( nonemptyImpWitness
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ( nonempty @ A )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & $true ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(uniqinunit_type,type,
% 0.31/0.46      uniqinunit: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(uniqinunit,definition,
% 0.31/0.46      ( uniqinunit
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.46           => ( Xx = Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notinsingleton_type,type,
% 0.31/0.46      notinsingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notinsingleton,definition,
% 0.31/0.46      ( notinsingleton
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( Xx != Xy )
% 0.31/0.46           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(eqinunit_type,type,
% 0.31/0.46      eqinunit: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(eqinunit,definition,
% 0.31/0.46      ( eqinunit
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( Xx = Xy )
% 0.31/0.46           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsswitch_type,type,
% 0.31/0.46      singletonsswitch: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsswitch,definition,
% 0.31/0.46      ( singletonsswitch
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.46           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetE_type,type,
% 0.31/0.46      upairsetE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetE,definition,
% 0.31/0.46      ( upairsetE
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.46            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.31/0.46           => ( ( Xz = Xx )
% 0.31/0.46              | ( Xz = Xy ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetIL_type,type,
% 0.31/0.46      upairsetIL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetIL,definition,
% 0.31/0.46      ( upairsetIL
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetIR_type,type,
% 0.31/0.46      upairsetIR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetIR,definition,
% 0.31/0.46      ( upairsetIR
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyE1_type,type,
% 0.31/0.46      emptyE1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyE1,definition,
% 0.31/0.46      ( emptyE1
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ( Xphi @ Xx ) )
% 0.31/0.46           => ( ( ( dsetconstr @ A
% 0.31/0.46                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46                = emptyset )
% 0.31/0.46             => $false ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(vacuousDall_type,type,
% 0.31/0.46      vacuousDall: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(vacuousDall,definition,
% 0.31/0.46      ( vacuousDall
% 0.31/0.46      = ( ! [Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ emptyset )
% 0.31/0.46           => ( Xphi @ Xx ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan1_type,type,
% 0.31/0.46      quantDeMorgan1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan1,definition,
% 0.31/0.46      ( quantDeMorgan1
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ~ ! [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                 => ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan2_type,type,
% 0.31/0.46      quantDeMorgan2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan2,definition,
% 0.31/0.46      ( quantDeMorgan2
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ~ ( Xphi @ Xx ) )
% 0.31/0.46           => ~ ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan3_type,type,
% 0.31/0.46      quantDeMorgan3: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan3,definition,
% 0.31/0.46      ( quantDeMorgan3
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ~ ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( Xphi @ Xx ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan4_type,type,
% 0.31/0.46      quantDeMorgan4: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(quantDeMorgan4,definition,
% 0.31/0.46      ( quantDeMorgan4
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ~ ( Xphi @ Xx ) )
% 0.31/0.46           => ~ ! [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                 => ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2setI_type,type,
% 0.31/0.46      prop2setI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2setI,definition,
% 0.31/0.46      ( prop2setI
% 0.31/0.46      = ( ! [Xphi: $o] :
% 0.31/0.46            ( Xphi
% 0.31/0.46           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(set2prop_type,type,
% 0.31/0.46      set2prop: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2set2propI_type,type,
% 0.31/0.46      prop2set2propI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(prop2set2propI,definition,
% 0.31/0.46      ( prop2set2propI
% 0.31/0.46      = ( ! [Xphi: $o] :
% 0.31/0.46            ( Xphi
% 0.31/0.46           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notdexE_type,type,
% 0.31/0.46      notdexE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notdexE,definition,
% 0.31/0.46      ( notdexE
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ~ ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( Xphi @ Xx ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notdallE_type,type,
% 0.31/0.46      notdallE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notdallE,definition,
% 0.31/0.46      ( notdallE
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ~ ! [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                 => ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI1_type,type,
% 0.31/0.46      exuI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI1,definition,
% 0.31/0.46      ( exuI1
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ? [Xx: $i] :
% 0.31/0.46                ( ( Xphi @ Xx )
% 0.31/0.46                & ! [Xy: $i] :
% 0.31/0.46                    ( ( Xphi @ Xy )
% 0.31/0.46                   => ( Xx = Xy ) ) )
% 0.31/0.46           => ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI3_type,type,
% 0.31/0.46      exuI3: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI3,definition,
% 0.31/0.46      ( exuI3
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ? [Xx: $i] : ( Xphi @ Xx )
% 0.31/0.46           => ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46                  ( ( Xphi @ Xx )
% 0.31/0.46                 => ( ( Xphi @ Xy )
% 0.31/0.46                   => ( Xx = Xy ) ) )
% 0.31/0.46             => ( exu
% 0.31/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI2_type,type,
% 0.31/0.46      exuI2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuI2,definition,
% 0.31/0.46      ( exuI2
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ? [Xx: $i] :
% 0.31/0.46              ! [Xy: $i] :
% 0.31/0.46                ( ( Xphi @ Xy )
% 0.31/0.46              <=> ( Xy = Xx ) )
% 0.31/0.46           => ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(inCongP_type,type,
% 0.31/0.46      inCongP: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(inCongP,definition,
% 0.31/0.46      ( inCongP
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xx = Xy )
% 0.31/0.46               => ( ( in @ Xx @ A )
% 0.31/0.46                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(in__Cong_type,type,
% 0.31/0.46      in__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(in__Cong,definition,
% 0.31/0.46      ( in__Cong
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xx = Xy )
% 0.31/0.46               => ( ( in @ Xx @ A )
% 0.31/0.46                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE3u_type,type,
% 0.31/0.46      exuE3u: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuE3u,definition,
% 0.31/0.46      ( exuE3u
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xphi @ Xx )
% 0.31/0.46               => ( ( Xphi @ Xy )
% 0.31/0.46                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exu__Cong_type,type,
% 0.31/0.46      exu__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exu__Cong,definition,
% 0.31/0.46      ( exu__Cong
% 0.31/0.46      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.31/0.46            ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xx = Xy )
% 0.31/0.46               => ( ( Xphi @ Xx )
% 0.31/0.46                <=> ( Xpsi @ Xy ) ) )
% 0.31/0.46           => ( ( exu
% 0.31/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46            <=> ( exu
% 0.31/0.46                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyset__Cong_type,type,
% 0.31/0.46      emptyset__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptyset__Cong,definition,
% 0.31/0.46      ( emptyset__Cong
% 0.31/0.46      = ( emptyset = emptyset ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoin__Cong_type,type,
% 0.31/0.46      setadjoin__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoin__Cong,definition,
% 0.31/0.46      ( setadjoin__Cong
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( Xx = Xy )
% 0.31/0.46           => ! [Xz: $i,Xu: $i] :
% 0.31/0.46                ( ( Xz = Xu )
% 0.31/0.46               => ( ( setadjoin @ Xx @ Xz )
% 0.31/0.46                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powerset__Cong_type,type,
% 0.31/0.46      powerset__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powerset__Cong,definition,
% 0.31/0.46      ( powerset__Cong
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ( ( powerset @ A )
% 0.31/0.46              = ( powerset @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunion__Cong_type,type,
% 0.31/0.46      setunion__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunion__Cong,definition,
% 0.31/0.46      ( setunion__Cong
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ( ( setunion @ A )
% 0.31/0.46              = ( setunion @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(omega__Cong_type,type,
% 0.31/0.46      omega__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(omega__Cong,definition,
% 0.31/0.46      ( omega__Cong
% 0.31/0.46      = ( omega = omega ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(exuEu_type,type,
% 0.31/0.46      exuEu: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(exuEu,definition,
% 0.31/0.46      ( exuEu
% 0.31/0.46      = ( ! [Xphi: $i > $o] :
% 0.31/0.46            ( ( exu
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xphi @ Xx )
% 0.31/0.46               => ( ( Xphi @ Xy )
% 0.31/0.46                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(descr__Cong_type,type,
% 0.31/0.46      descr__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(descr__Cong,definition,
% 0.31/0.46      ( descr__Cong
% 0.31/0.46      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.31/0.46            ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xx = Xy )
% 0.31/0.46               => ( ( Xphi @ Xx )
% 0.31/0.46                <=> ( Xpsi @ Xy ) ) )
% 0.31/0.46           => ( ( exu
% 0.31/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46             => ( ( exu
% 0.31/0.46                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 0.31/0.46               => ( ( descr
% 0.31/0.46                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46                  = ( descr
% 0.31/0.46                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstr__Cong_type,type,
% 0.31/0.46      dsetconstr__Cong: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dsetconstr__Cong,definition,
% 0.31/0.46      ( dsetconstr__Cong
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.31/0.46                ( ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ A )
% 0.31/0.46                   => ! [Xy: $i] :
% 0.31/0.46                        ( ( in @ Xy @ B )
% 0.31/0.46                       => ( ( Xx = Xy )
% 0.31/0.46                         => ( ( Xphi @ Xx )
% 0.31/0.46                          <=> ( Xpsi @ Xy ) ) ) ) )
% 0.31/0.46               => ( ( dsetconstr @ A
% 0.31/0.46                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46                  = ( dsetconstr @ B
% 0.31/0.46                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subset_type,type,
% 0.31/0.46      subset: $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(disjoint_type,type,
% 0.31/0.46      disjoint: $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setsmeet_type,type,
% 0.31/0.46      setsmeet: $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetI1_type,type,
% 0.31/0.46      subsetI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetI1,definition,
% 0.31/0.46      ( subsetI1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ Xx @ B ) )
% 0.31/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(eqimpsubset2_type,type,
% 0.31/0.46      eqimpsubset2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(eqimpsubset2,definition,
% 0.31/0.46      ( eqimpsubset2
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ( subset @ B @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(eqimpsubset1_type,type,
% 0.31/0.46      eqimpsubset1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(eqimpsubset1,definition,
% 0.31/0.46      ( eqimpsubset1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( A = B )
% 0.31/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetI2_type,type,
% 0.31/0.46      subsetI2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetI2,definition,
% 0.31/0.46      ( subsetI2
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ Xx @ B ) )
% 0.31/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetsubset_type,type,
% 0.31/0.46      emptysetsubset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(emptysetsubset,definition,
% 0.31/0.46      ( emptysetsubset
% 0.31/0.46      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetE_type,type,
% 0.31/0.46      subsetE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetE,definition,
% 0.31/0.46      ( subsetE
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ( in @ Xx @ A )
% 0.31/0.46             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetE2_type,type,
% 0.31/0.46      subsetE2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetE2,definition,
% 0.31/0.46      ( subsetE2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notsubsetI_type,type,
% 0.31/0.46      notsubsetI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notsubsetI,definition,
% 0.31/0.46      ( notsubsetI
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notequalI1_type,type,
% 0.31/0.46      notequalI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notequalI1,definition,
% 0.31/0.46      ( notequalI1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ~ ( subset @ A @ B )
% 0.31/0.46           => ( A != B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(notequalI2_type,type,
% 0.31/0.46      notequalI2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(notequalI2,definition,
% 0.31/0.46      ( notequalI2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ( A != B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetRefl_type,type,
% 0.31/0.46      subsetRefl: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetRefl,definition,
% 0.31/0.46      ( subsetRefl
% 0.31/0.46      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetTrans_type,type,
% 0.31/0.46      subsetTrans: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetTrans,definition,
% 0.31/0.46      ( subsetTrans
% 0.31/0.46      = ( ! [A: $i,B: $i,C: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ( subset @ B @ C )
% 0.31/0.46             => ( subset @ A @ C ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinSub_type,type,
% 0.31/0.46      setadjoinSub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinSub,definition,
% 0.31/0.46      ( setadjoinSub
% 0.31/0.46      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinSub2_type,type,
% 0.31/0.46      setadjoinSub2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setadjoinSub2,definition,
% 0.31/0.46      ( setadjoinSub2
% 0.31/0.46      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subset2powerset_type,type,
% 0.31/0.46      subset2powerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subset2powerset,definition,
% 0.31/0.46      ( subset2powerset
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setextsub_type,type,
% 0.31/0.46      setextsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setextsub,definition,
% 0.31/0.46      ( setextsub
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ( subset @ B @ A )
% 0.31/0.46             => ( A = B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetemptysetimpeq_type,type,
% 0.31/0.46      subsetemptysetimpeq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subsetemptysetimpeq,definition,
% 0.31/0.46      ( subsetemptysetimpeq
% 0.31/0.46      = ( ! [A: $i] :
% 0.31/0.46            ( ( subset @ A @ emptyset )
% 0.31/0.46           => ( A = emptyset ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetI1_type,type,
% 0.31/0.46      powersetI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetI1,definition,
% 0.31/0.46      ( powersetI1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ B @ A )
% 0.31/0.46           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetE1_type,type,
% 0.31/0.46      powersetE1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetE1,definition,
% 0.31/0.46      ( powersetE1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( in @ B @ ( powerset @ A ) )
% 0.31/0.46           => ( subset @ B @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(inPowerset_type,type,
% 0.31/0.46      inPowerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(inPowerset,definition,
% 0.31/0.46      ( inPowerset
% 0.31/0.46      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetsubset_type,type,
% 0.31/0.46      powersetsubset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(powersetsubset,definition,
% 0.31/0.46      ( powersetsubset
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(sepInPowerset_type,type,
% 0.31/0.46      sepInPowerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(sepInPowerset,definition,
% 0.31/0.46      ( sepInPowerset
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( in
% 0.31/0.46            @ ( dsetconstr @ A
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46            @ ( powerset @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(sepSubset_type,type,
% 0.31/0.46      sepSubset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(sepSubset,definition,
% 0.31/0.46      ( sepSubset
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( subset
% 0.31/0.46            @ ( dsetconstr @ A
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46            @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunion_type,type,
% 0.31/0.46      binunion: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionIL_type,type,
% 0.31/0.46      binunionIL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionIL,definition,
% 0.31/0.46      ( binunionIL
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairset2IR_type,type,
% 0.31/0.46      upairset2IR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairset2IR,definition,
% 0.31/0.46      ( upairset2IR
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionIR_type,type,
% 0.31/0.46      binunionIR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionIR,definition,
% 0.31/0.46      ( binunionIR
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ B )
% 0.31/0.46           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionEcases_type,type,
% 0.31/0.46      binunionEcases: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionEcases,definition,
% 0.31/0.46      ( binunionEcases
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 0.31/0.46            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.31/0.46           => ( ( ( in @ Xx @ A )
% 0.31/0.46               => Xphi )
% 0.31/0.46             => ( ( ( in @ Xx @ B )
% 0.31/0.46                 => Xphi )
% 0.31/0.46               => Xphi ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionE_type,type,
% 0.31/0.46      binunionE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionE,definition,
% 0.31/0.46      ( binunionE
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.31/0.46           => ( ( in @ Xx @ A )
% 0.31/0.46              | ( in @ Xx @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionLsub_type,type,
% 0.31/0.46      binunionLsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionLsub,definition,
% 0.31/0.46      ( binunionLsub
% 0.31/0.46      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionRsub_type,type,
% 0.31/0.46      binunionRsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binunionRsub,definition,
% 0.31/0.46      ( binunionRsub
% 0.31/0.46      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersect_type,type,
% 0.31/0.46      binintersect: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectI_type,type,
% 0.31/0.46      binintersectI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectI,definition,
% 0.31/0.46      ( binintersectI
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( in @ Xx @ B )
% 0.31/0.46             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset5_type,type,
% 0.31/0.46      binintersectSubset5: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset5,definition,
% 0.31/0.46      ( binintersectSubset5
% 0.31/0.46      = ( ! [A: $i,B: $i,C: $i] :
% 0.31/0.46            ( ( subset @ C @ A )
% 0.31/0.46           => ( ( subset @ C @ B )
% 0.31/0.46             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectEL_type,type,
% 0.31/0.46      binintersectEL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectEL,definition,
% 0.31/0.46      ( binintersectEL
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.31/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectLsub_type,type,
% 0.31/0.46      binintersectLsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectLsub,definition,
% 0.31/0.46      ( binintersectLsub
% 0.31/0.46      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset2_type,type,
% 0.31/0.46      binintersectSubset2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset2,definition,
% 0.31/0.46      ( binintersectSubset2
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ( binintersect @ A @ B )
% 0.31/0.46              = A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset3_type,type,
% 0.31/0.46      binintersectSubset3: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset3,definition,
% 0.31/0.46      ( binintersectSubset3
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( ( binintersect @ A @ B )
% 0.31/0.46              = B )
% 0.31/0.46           => ( subset @ B @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectER_type,type,
% 0.31/0.46      binintersectER: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectER,definition,
% 0.31/0.46      ( binintersectER
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.31/0.46           => ( in @ Xx @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(disjointsetsI1_type,type,
% 0.31/0.46      disjointsetsI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(disjointsetsI1,definition,
% 0.31/0.46      ( disjointsetsI1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ~ ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( in @ Xx @ B ) )
% 0.31/0.46           => ( ( binintersect @ A @ B )
% 0.31/0.46              = emptyset ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectRsub_type,type,
% 0.31/0.46      binintersectRsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectRsub,definition,
% 0.31/0.46      ( binintersectRsub
% 0.31/0.46      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset4_type,type,
% 0.31/0.46      binintersectSubset4: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset4,definition,
% 0.31/0.46      ( binintersectSubset4
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ B @ A )
% 0.31/0.46           => ( ( binintersect @ A @ B )
% 0.31/0.46              = B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset1_type,type,
% 0.31/0.46      binintersectSubset1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(binintersectSubset1,definition,
% 0.31/0.46      ( binintersectSubset1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( ( binintersect @ A @ B )
% 0.31/0.46              = A )
% 0.31/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(bs114d_type,type,
% 0.31/0.46      bs114d: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(bs114d,definition,
% 0.31/0.46      ( bs114d
% 0.31/0.46      = ( ! [A: $i,B: $i,C: $i] :
% 0.31/0.46            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 0.31/0.46            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(regular_type,type,
% 0.31/0.46      regular: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminus_type,type,
% 0.31/0.46      setminus: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusI_type,type,
% 0.31/0.46      setminusI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusI,definition,
% 0.31/0.46      ( setminusI
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusEL_type,type,
% 0.31/0.46      setminusEL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusEL,definition,
% 0.31/0.46      ( setminusEL
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusER_type,type,
% 0.31/0.46      setminusER: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusER,definition,
% 0.31/0.46      ( setminusER
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.46           => ~ ( in @ Xx @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusSubset2_type,type,
% 0.31/0.46      setminusSubset2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusSubset2,definition,
% 0.31/0.46      ( setminusSubset2
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( subset @ A @ B )
% 0.31/0.46           => ( ( setminus @ A @ B )
% 0.31/0.46              = emptyset ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusERneg_type,type,
% 0.31/0.46      setminusERneg: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusERneg,definition,
% 0.31/0.46      ( setminusERneg
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.46           => ( ( in @ Xx @ A )
% 0.31/0.46             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusELneg_type,type,
% 0.31/0.46      setminusELneg: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusELneg,definition,
% 0.31/0.46      ( setminusELneg
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusILneg_type,type,
% 0.31/0.46      setminusILneg: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusILneg,definition,
% 0.31/0.46      ( setminusILneg
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ~ ( in @ Xx @ A )
% 0.31/0.46           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusIRneg_type,type,
% 0.31/0.46      setminusIRneg: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusIRneg,definition,
% 0.31/0.46      ( setminusIRneg
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ B )
% 0.31/0.46           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusLsub_type,type,
% 0.31/0.46      setminusLsub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusLsub,definition,
% 0.31/0.46      ( setminusLsub
% 0.31/0.46      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusSubset1_type,type,
% 0.31/0.46      setminusSubset1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setminusSubset1,definition,
% 0.31/0.46      ( setminusSubset1
% 0.31/0.46      = ( ! [A: $i,B: $i] :
% 0.31/0.46            ( ( ( setminus @ A @ B )
% 0.31/0.46              = emptyset )
% 0.31/0.46           => ( subset @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiff_type,type,
% 0.31/0.46      symdiff: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffE_type,type,
% 0.31/0.46      symdiffE: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffE,definition,
% 0.31/0.46      ( symdiffE
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 0.31/0.46           => ! [Xphi: $o] :
% 0.31/0.46                ( ( ( in @ Xx @ A )
% 0.31/0.46                 => ( ~ ( in @ Xx @ B )
% 0.31/0.46                   => Xphi ) )
% 0.31/0.46               => ( ( ~ ( in @ Xx @ A )
% 0.31/0.46                   => ( ( in @ Xx @ B )
% 0.31/0.46                     => Xphi ) )
% 0.31/0.46                 => Xphi ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffI1_type,type,
% 0.31/0.46      symdiffI1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffI1,definition,
% 0.31/0.46      ( symdiffI1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffI2_type,type,
% 0.31/0.46      symdiffI2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffI2,definition,
% 0.31/0.46      ( symdiffI2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ~ ( in @ Xx @ A )
% 0.31/0.46           => ( ( in @ Xx @ B )
% 0.31/0.46             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffIneg1_type,type,
% 0.31/0.46      symdiffIneg1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffIneg1,definition,
% 0.31/0.46      ( symdiffIneg1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( in @ Xx @ B )
% 0.31/0.46             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffIneg2_type,type,
% 0.31/0.46      symdiffIneg2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(symdiffIneg2,definition,
% 0.31/0.46      ( symdiffIneg2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ~ ( in @ Xx @ A )
% 0.31/0.46           => ( ~ ( in @ Xx @ B )
% 0.31/0.46             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(iskpair_type,type,
% 0.31/0.46      iskpair: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(secondinupair_type,type,
% 0.31/0.46      secondinupair: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(secondinupair,definition,
% 0.31/0.46      ( secondinupair
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairIL_type,type,
% 0.31/0.46      setukpairIL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairIL,definition,
% 0.31/0.46      ( setukpairIL
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairIR_type,type,
% 0.31/0.46      setukpairIR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairIR,definition,
% 0.31/0.46      ( setukpairIR
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairiskpair_type,type,
% 0.31/0.46      kpairiskpair: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairiskpair,definition,
% 0.31/0.46      ( kpairiskpair
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(kpair_type,type,
% 0.31/0.46      kpair: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairp_type,type,
% 0.31/0.46      kpairp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairp,definition,
% 0.31/0.46      ( kpairp
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprod_type,type,
% 0.31/0.46      cartprod: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsubset_type,type,
% 0.31/0.46      singletonsubset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsubset,definition,
% 0.31/0.46      ( singletonsubset
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singletoninpowerset_type,type,
% 0.31/0.46      singletoninpowerset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletoninpowerset,definition,
% 0.31/0.46      ( singletoninpowerset
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singletoninpowunion_type,type,
% 0.31/0.46      singletoninpowunion: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletoninpowunion,definition,
% 0.31/0.46      ( singletoninpowunion
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairset2E_type,type,
% 0.31/0.46      upairset2E: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairset2E,definition,
% 0.31/0.46      ( upairset2E
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.46            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.31/0.46           => ( ( Xz = Xx )
% 0.31/0.46              | ( Xz = Xy ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsubunion_type,type,
% 0.31/0.46      upairsubunion: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsubunion,definition,
% 0.31/0.46      ( upairsubunion
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairinpowunion_type,type,
% 0.31/0.46      upairinpowunion: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairinpowunion,definition,
% 0.31/0.46      ( upairinpowunion
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem1_type,type,
% 0.31/0.46      ubforcartprodlem1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem1,definition,
% 0.31/0.46      ( ubforcartprodlem1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem2_type,type,
% 0.31/0.46      ubforcartprodlem2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem2,definition,
% 0.31/0.46      ( ubforcartprodlem2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem3_type,type,
% 0.31/0.46      ubforcartprodlem3: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ubforcartprodlem3,definition,
% 0.31/0.46      ( ubforcartprodlem3
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairin_type,type,
% 0.31/0.46      cartprodpairin: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairin,definition,
% 0.31/0.46      ( cartprodpairin
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempair1_type,type,
% 0.31/0.46      cartprodmempair1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempair1,definition,
% 0.31/0.46      ( cartprodmempair1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ? [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ B )
% 0.31/0.46                    & ( Xu
% 0.31/0.46                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempair_type,type,
% 0.31/0.46      cartprodmempair: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempair,definition,
% 0.31/0.46      ( cartprodmempair
% 0.31/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( iskpair @ Xu ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionE2_type,type,
% 0.31/0.46      setunionE2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionE2,definition,
% 0.31/0.46      ( setunionE2
% 0.31/0.46      = ( ! [A: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ ( setunion @ A ) )
% 0.31/0.46           => ? [X: $i] :
% 0.31/0.46                ( ( in @ X @ A )
% 0.31/0.46                & ( in @ Xx @ X ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton1_type,type,
% 0.31/0.46      setunionsingleton1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton1,definition,
% 0.31/0.46      ( setunionsingleton1
% 0.31/0.46      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton2_type,type,
% 0.31/0.46      setunionsingleton2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton2,definition,
% 0.31/0.46      ( setunionsingleton2
% 0.31/0.46      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton_type,type,
% 0.31/0.46      setunionsingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setunionsingleton,definition,
% 0.31/0.46      ( setunionsingleton
% 0.31/0.46      = ( ! [Xx: $i] :
% 0.31/0.46            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 0.31/0.46            = Xx ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singleton_type,type,
% 0.31/0.46      singleton: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singleton,definition,
% 0.31/0.46      ( singleton
% 0.31/0.46      = ( ^ [A: $i] :
% 0.31/0.46          ? [Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46            & ( A
% 0.31/0.46              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonprop_type,type,
% 0.31/0.46      singletonprop: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonprop,definition,
% 0.31/0.46      ( singletonprop
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ A )
% 0.31/0.46                   => ( ( Xphi @ Xx )
% 0.31/0.46                     => ( ( Xphi @ Xy )
% 0.31/0.46                       => ( Xx = Xy ) ) ) ) )
% 0.31/0.46           => ( ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( Xphi @ Xx ) )
% 0.31/0.46             => ( singleton
% 0.31/0.46                @ ( dsetconstr @ A
% 0.31/0.46                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1_type,type,
% 0.31/0.46      ex1: $i > ( $i > $o ) > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1,definition,
% 0.31/0.46      ( ex1
% 0.31/0.46      = ( ^ [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( singleton
% 0.31/0.46            @ ( dsetconstr @ A
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1E1_type,type,
% 0.31/0.46      ex1E1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1E1,definition,
% 0.31/0.46      ( ex1E1
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ( ex1 @ A
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ? [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46                & ( Xphi @ Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1I_type,type,
% 0.31/0.46      ex1I: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1I,definition,
% 0.31/0.46      ( ex1I
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ( ( Xphi @ Xx )
% 0.31/0.46             => ( ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ A )
% 0.31/0.46                   => ( ( Xphi @ Xy )
% 0.31/0.46                     => ( Xy = Xx ) ) )
% 0.31/0.46               => ( ex1 @ A
% 0.31/0.46                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1I2_type,type,
% 0.31/0.46      ex1I2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1I2,definition,
% 0.31/0.46      ( ex1I2
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ A )
% 0.31/0.46                   => ( ( Xphi @ Xx )
% 0.31/0.46                     => ( ( Xphi @ Xy )
% 0.31/0.46                       => ( Xx = Xy ) ) ) ) )
% 0.31/0.46           => ( ? [Xx: $i] :
% 0.31/0.46                  ( ( in @ Xx @ A )
% 0.31/0.46                  & ( Xphi @ Xx ) )
% 0.31/0.46             => ( ex1 @ A
% 0.31/0.46                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsuniq_type,type,
% 0.31/0.46      singletonsuniq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(singletonsuniq,definition,
% 0.31/0.46      ( singletonsuniq
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( ( setadjoin @ Xx @ emptyset )
% 0.31/0.46              = ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.46           => ( Xx = Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(atmost1p_type,type,
% 0.31/0.46      atmost1p: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(atleast2p_type,type,
% 0.31/0.46      atleast2p: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(atmost2p_type,type,
% 0.31/0.46      atmost2p: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairsetp_type,type,
% 0.31/0.46      upairsetp: $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL1_type,type,
% 0.31/0.46      setukpairinjL1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL1,definition,
% 0.31/0.46      ( setukpairinjL1
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.46            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.46           => ( Xx = Xz ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(kfstsingleton_type,type,
% 0.31/0.46      kfstsingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(kfstsingleton,definition,
% 0.31/0.46      ( kfstsingleton
% 0.31/0.46      = ( ! [Xu: $i] :
% 0.31/0.46            ( ( iskpair @ Xu )
% 0.31/0.46           => ( singleton
% 0.31/0.46              @ ( dsetconstr @ ( setunion @ Xu )
% 0.31/0.46                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(theprop_type,type,
% 0.31/0.46      theprop: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(theprop,definition,
% 0.31/0.46      ( theprop
% 0.31/0.46      = ( ! [X: $i] :
% 0.31/0.46            ( ( singleton @ X )
% 0.31/0.46           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(kfst_type,type,
% 0.31/0.46      kfst: $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(kfstpairEq_type,type,
% 0.31/0.46      kfstpairEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(kfstpairEq,definition,
% 0.31/0.46      ( kfstpairEq
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.31/0.46            = Xx ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodfstin_type,type,
% 0.31/0.46      cartprodfstin: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodfstin,definition,
% 0.31/0.46      ( cartprodfstin
% 0.31/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL2_type,type,
% 0.31/0.46      setukpairinjL2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL2,definition,
% 0.31/0.46      ( setukpairinjL2
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.46            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.46           => ( Xx = Xz ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL_type,type,
% 0.31/0.46      setukpairinjL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjL,definition,
% 0.31/0.46      ( setukpairinjL
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.46            ( ( ( kpair @ Xx @ Xy )
% 0.31/0.46              = ( kpair @ Xz @ Xu ) )
% 0.31/0.46           => ( Xx = Xz ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR11_type,type,
% 0.31/0.46      setukpairinjR11: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR11,definition,
% 0.31/0.46      ( setukpairinjR11
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( Xx = Xy )
% 0.31/0.46           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR12_type,type,
% 0.31/0.46      setukpairinjR12: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR12,definition,
% 0.31/0.46      ( setukpairinjR12
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( Xx = Xy )
% 0.31/0.46           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR1_type,type,
% 0.31/0.46      setukpairinjR1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR1,definition,
% 0.31/0.46      ( setukpairinjR1
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.46            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.46           => ( ( Xz = Xu )
% 0.31/0.46             => ( Xy = Xu ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(upairequniteq_type,type,
% 0.31/0.46      upairequniteq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(upairequniteq,definition,
% 0.31/0.46      ( upairequniteq
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.31/0.46            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ Xz @ emptyset ) )
% 0.31/0.46           => ( Xx = Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR2_type,type,
% 0.31/0.46      setukpairinjR2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR2,definition,
% 0.31/0.46      ( setukpairinjR2
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.46            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.31/0.46              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.31/0.46           => ( Xy = Xu ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR_type,type,
% 0.31/0.46      setukpairinjR: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setukpairinjR,definition,
% 0.31/0.46      ( setukpairinjR
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.31/0.46            ( ( ( kpair @ Xx @ Xy )
% 0.31/0.46              = ( kpair @ Xz @ Xu ) )
% 0.31/0.46           => ( Xy = Xu ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ksndsingleton_type,type,
% 0.31/0.46      ksndsingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ksndsingleton,definition,
% 0.31/0.46      ( ksndsingleton
% 0.31/0.46      = ( ! [Xu: $i] :
% 0.31/0.46            ( ( iskpair @ Xu )
% 0.31/0.46           => ( singleton
% 0.31/0.46              @ ( dsetconstr @ ( setunion @ Xu )
% 0.31/0.46                @ ^ [Xx: $i] :
% 0.31/0.46                    ( Xu
% 0.31/0.46                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ksnd_type,type,
% 0.31/0.46      ksnd: $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(ksndpairEq_type,type,
% 0.31/0.46      ksndpairEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ksndpairEq,definition,
% 0.31/0.46      ( ksndpairEq
% 0.31/0.46      = ( ! [Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.31/0.46            = Xy ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairsurjEq_type,type,
% 0.31/0.46      kpairsurjEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(kpairsurjEq,definition,
% 0.31/0.46      ( kpairsurjEq
% 0.31/0.46      = ( ! [Xu: $i] :
% 0.31/0.46            ( ( iskpair @ Xu )
% 0.31/0.46           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.31/0.46              = Xu ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodsndin_type,type,
% 0.31/0.46      cartprodsndin: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodsndin,definition,
% 0.31/0.46      ( cartprodsndin
% 0.31/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairmemEL_type,type,
% 0.31/0.46      cartprodpairmemEL: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairmemEL,definition,
% 0.31/0.46      ( cartprodpairmemEL
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairmemER_type,type,
% 0.31/0.46      cartprodpairmemER: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairmemER,definition,
% 0.31/0.46      ( cartprodpairmemER
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( in @ Xy @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempaircEq_type,type,
% 0.31/0.46      cartprodmempaircEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodmempaircEq,definition,
% 0.31/0.46      ( cartprodmempaircEq
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( ( kpair @ Xx @ Xy )
% 0.31/0.46                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodfstpairEq_type,type,
% 0.31/0.46      cartprodfstpairEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodfstpairEq,definition,
% 0.31/0.46      ( cartprodfstpairEq
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.31/0.46                  = Xx ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodsndpairEq_type,type,
% 0.31/0.46      cartprodsndpairEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodsndpairEq,definition,
% 0.31/0.46      ( cartprodsndpairEq
% 0.31/0.46      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.31/0.46                  = Xy ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairsurjEq_type,type,
% 0.31/0.46      cartprodpairsurjEq: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(cartprodpairsurjEq,definition,
% 0.31/0.46      ( cartprodpairsurjEq
% 0.31/0.46      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.31/0.46            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.31/0.46           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.31/0.46              = Xu ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(breln_type,type,
% 0.31/0.46      breln: $i > $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(breln,definition,
% 0.31/0.46      ( breln
% 0.31/0.46      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstr_type,type,
% 0.31/0.46      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrI_type,type,
% 0.31/0.46      dpsetconstrI: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrI,definition,
% 0.31/0.46      ( dpsetconstrI
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( ( Xphi @ Xx @ Xy )
% 0.31/0.46                 => ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.46                    @ ( dpsetconstr @ A @ B
% 0.31/0.46                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrSub_type,type,
% 0.31/0.46      dpsetconstrSub: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrSub,definition,
% 0.31/0.46      ( dpsetconstrSub
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.31/0.46            ( subset
% 0.31/0.46            @ ( dpsetconstr @ A @ B
% 0.31/0.46              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 0.31/0.46            @ ( cartprod @ A @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(setOfPairsIsBReln_type,type,
% 0.31/0.46      setOfPairsIsBReln: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(setOfPairsIsBReln,definition,
% 0.31/0.46      ( setOfPairsIsBReln
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.31/0.46            ( breln @ A @ B
% 0.31/0.46            @ ( dpsetconstr @ A @ B
% 0.31/0.46              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrERa_type,type,
% 0.31/0.46      dpsetconstrERa: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrERa,definition,
% 0.31/0.46      ( dpsetconstrERa
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.31/0.46            ( ( in @ Xx @ A )
% 0.31/0.46           => ! [Xy: $i] :
% 0.31/0.46                ( ( in @ Xy @ B )
% 0.31/0.46               => ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.46                    @ ( dpsetconstr @ A @ B
% 0.31/0.46                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.46                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrEL1_type,type,
% 0.31/0.46      dpsetconstrEL1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrEL1,definition,
% 0.31/0.46      ( dpsetconstrEL1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.46              @ ( dpsetconstr @ A @ B
% 0.31/0.46                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.46           => ( in @ Xx @ A ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrEL2_type,type,
% 0.31/0.46      dpsetconstrEL2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrEL2,definition,
% 0.31/0.46      ( dpsetconstrEL2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.46              @ ( dpsetconstr @ A @ B
% 0.31/0.46                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.46           => ( in @ Xy @ B ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrER_type,type,
% 0.31/0.46      dpsetconstrER: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(dpsetconstrER,definition,
% 0.31/0.46      ( dpsetconstrER
% 0.31/0.46      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.31/0.46            ( ( in @ ( kpair @ Xx @ Xy )
% 0.31/0.46              @ ( dpsetconstr @ A @ B
% 0.31/0.46                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.31/0.46           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(func_type,type,
% 0.31/0.46      func: $i > $i > $i > $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcSet_type,type,
% 0.31/0.46      funcSet: $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(funcImageSingleton_type,type,
% 0.31/0.46      funcImageSingleton: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcImageSingleton,definition,
% 0.31/0.46      ( funcImageSingleton
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( singleton
% 0.31/0.46                  @ ( dsetconstr @ B
% 0.31/0.46                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(apProp_type,type,
% 0.31/0.46      apProp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(apProp,definition,
% 0.31/0.46      ( apProp
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in
% 0.31/0.46                  @ ( setunion
% 0.31/0.46                    @ ( dsetconstr @ B
% 0.31/0.46                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 0.31/0.46                  @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ap_type,type,
% 0.31/0.46      ap: $i > $i > $i > $i > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(app_type,type,
% 0.31/0.46      app: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(app,definition,
% 0.31/0.46      ( app
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(infuncsetfunc_type,type,
% 0.31/0.46      infuncsetfunc: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(infuncsetfunc,definition,
% 0.31/0.46      ( infuncsetfunc
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ( func @ A @ B @ Xf ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ap2p_type,type,
% 0.31/0.46      ap2p: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ap2p,definition,
% 0.31/0.46      ( ap2p
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcinfuncset_type,type,
% 0.31/0.46      funcinfuncset: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcinfuncset,definition,
% 0.31/0.46      ( funcinfuncset
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(lamProp_type,type,
% 0.31/0.46      lamProp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(lamProp,definition,
% 0.31/0.46      ( lamProp
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.46           => ( func @ A @ B
% 0.31/0.46              @ ( dpsetconstr @ A @ B
% 0.31/0.46                @ ^ [Xx: $i,Xy: $i] :
% 0.31/0.46                    ( ( Xf @ Xx )
% 0.31/0.46                    = Xy ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(lam_type,type,
% 0.31/0.46      lam: $i > $i > ( $i > $i ) > $i ).
% 0.31/0.46  
% 0.31/0.46  thf(lam,definition,
% 0.31/0.46      ( lam
% 0.31/0.46      = ( ^ [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.46            ( dpsetconstr @ A @ B
% 0.31/0.46            @ ^ [Xx: $i,Xy: $i] :
% 0.31/0.46                ( ( Xf @ Xx )
% 0.31/0.46                = Xy ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(lamp_type,type,
% 0.31/0.46      lamp: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(lamp,definition,
% 0.31/0.46      ( lamp
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.46           => ( func @ A @ B
% 0.31/0.46              @ ( lam @ A @ B
% 0.31/0.46                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(lam2p_type,type,
% 0.31/0.46      lam2p: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(lam2p,definition,
% 0.31/0.46      ( lam2p
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.31/0.46            ( ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.31/0.46           => ( in
% 0.31/0.46              @ ( lam @ A @ B
% 0.31/0.46                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.31/0.46              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(brelnall1_type,type,
% 0.31/0.46      brelnall1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(brelnall1,definition,
% 0.31/0.46      ( brelnall1
% 0.31/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.46            ( ( breln @ A @ B @ R )
% 0.31/0.46           => ! [Xphi: $i > $o] :
% 0.31/0.46                ( ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ A )
% 0.31/0.46                   => ! [Xy: $i] :
% 0.31/0.46                        ( ( in @ Xy @ B )
% 0.31/0.46                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.46                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.31/0.46               => ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ R )
% 0.31/0.46                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(brelnall2_type,type,
% 0.31/0.46      brelnall2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(brelnall2,definition,
% 0.31/0.46      ( brelnall2
% 0.31/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.46            ( ( breln @ A @ B @ R )
% 0.31/0.46           => ! [Xphi: $i > $o] :
% 0.31/0.46                ( ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ A )
% 0.31/0.46                   => ! [Xy: $i] :
% 0.31/0.46                        ( ( in @ Xy @ B )
% 0.31/0.46                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.46                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.31/0.46               => ! [Xx: $i] :
% 0.31/0.46                    ( ( in @ Xx @ R )
% 0.31/0.46                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1E2_type,type,
% 0.31/0.46      ex1E2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(ex1E2,definition,
% 0.31/0.46      ( ex1E2
% 0.31/0.46      = ( ! [A: $i,Xphi: $i > $o] :
% 0.31/0.46            ( ( ex1 @ A
% 0.31/0.46              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ A )
% 0.31/0.46                   => ( ( Xphi @ Xx )
% 0.31/0.46                     => ( ( Xphi @ Xy )
% 0.31/0.46                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp1_type,type,
% 0.31/0.46      funcGraphProp1: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp1,definition,
% 0.31/0.46      ( funcGraphProp1
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp3_type,type,
% 0.31/0.46      funcGraphProp3: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp3,definition,
% 0.31/0.46      ( funcGraphProp3
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp2_type,type,
% 0.31/0.46      funcGraphProp2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp2,definition,
% 0.31/0.46      ( funcGraphProp2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ B )
% 0.31/0.46                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.31/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                        = Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcextLem_type,type,
% 0.31/0.46      funcextLem: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcextLem,definition,
% 0.31/0.46      ( funcextLem
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xg: $i] :
% 0.31/0.46                ( ( func @ A @ B @ Xg )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.31/0.46                 => ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ! [Xy: $i] :
% 0.31/0.46                          ( ( in @ Xy @ B )
% 0.31/0.46                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 0.31/0.46                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp4_type,type,
% 0.31/0.46      funcGraphProp4: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcGraphProp4,definition,
% 0.31/0.46      ( funcGraphProp4
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ! [Xx: $i] :
% 0.31/0.46                ( ( in @ Xx @ A )
% 0.31/0.46               => ! [Xy: $i] :
% 0.31/0.46                    ( ( in @ Xy @ B )
% 0.31/0.46                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.31/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                        = Xy ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(subbreln_type,type,
% 0.31/0.46      subbreln: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(subbreln,definition,
% 0.31/0.46      ( subbreln
% 0.31/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.46            ( ( breln @ A @ B @ R )
% 0.31/0.46           => ! [S: $i] :
% 0.31/0.46                ( ( breln @ A @ B @ S )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ! [Xy: $i] :
% 0.31/0.46                          ( ( in @ Xy @ B )
% 0.31/0.46                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.46                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.31/0.46                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(eqbreln_type,type,
% 0.31/0.46      eqbreln: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(eqbreln,definition,
% 0.31/0.46      ( eqbreln
% 0.31/0.46      = ( ! [A: $i,B: $i,R: $i] :
% 0.31/0.46            ( ( breln @ A @ B @ R )
% 0.31/0.46           => ! [S: $i] :
% 0.31/0.46                ( ( breln @ A @ B @ S )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ! [Xy: $i] :
% 0.31/0.46                          ( ( in @ Xy @ B )
% 0.31/0.46                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.31/0.46                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.31/0.46                 => ( ! [Xx: $i] :
% 0.31/0.46                        ( ( in @ Xx @ A )
% 0.31/0.46                       => ! [Xy: $i] :
% 0.31/0.46                            ( ( in @ Xy @ B )
% 0.31/0.46                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 0.31/0.46                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 0.31/0.46                   => ( R = S ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcext_type,type,
% 0.31/0.46      funcext: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcext,definition,
% 0.31/0.46      ( funcext
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( func @ A @ B @ Xf )
% 0.31/0.46           => ! [Xg: $i] :
% 0.31/0.46                ( ( func @ A @ B @ Xg )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.31/0.46                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(funcext2_type,type,
% 0.31/0.46      funcext2: $o ).
% 0.31/0.46  
% 0.31/0.46  thf(funcext2,definition,
% 0.31/0.46      ( funcext2
% 0.31/0.46      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46           => ! [Xg: $i] :
% 0.31/0.46                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 0.31/0.46               => ( ! [Xx: $i] :
% 0.31/0.46                      ( ( in @ Xx @ A )
% 0.31/0.46                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.31/0.46                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  thf(ap2apEq1,conjecture,
% 0.31/0.46      ( setextAx
% 0.31/0.46     => ( emptysetAx
% 0.31/0.46       => ( setadjoinAx
% 0.31/0.46         => ( powersetAx
% 0.31/0.46           => ( setunionAx
% 0.31/0.46             => ( omega0Ax
% 0.31/0.46               => ( omegaSAx
% 0.31/0.46                 => ( omegaIndAx
% 0.31/0.46                   => ( replAx
% 0.31/0.46                     => ( foundationAx
% 0.31/0.46                       => ( wellorderingAx
% 0.31/0.46                         => ( descrp
% 0.31/0.46                           => ( dsetconstrI
% 0.31/0.46                             => ( dsetconstrEL
% 0.31/0.46                               => ( dsetconstrER
% 0.31/0.46                                 => ( exuE1
% 0.31/0.46                                   => ( prop2setE
% 0.31/0.46                                     => ( emptysetE
% 0.31/0.46                                       => ( emptysetimpfalse
% 0.31/0.46                                         => ( notinemptyset
% 0.31/0.46                                           => ( exuE3e
% 0.31/0.46                                             => ( setext
% 0.31/0.46                                               => ( emptyI
% 0.31/0.46                                                 => ( noeltsimpempty
% 0.31/0.46                                                   => ( setbeta
% 0.31/0.46                                                     => ( nonemptyE1
% 0.31/0.46                                                       => ( nonemptyI
% 0.31/0.46                                                         => ( nonemptyI1
% 0.31/0.46                                                           => ( setadjoinIL
% 0.31/0.46                                                             => ( emptyinunitempty
% 0.31/0.46                                                               => ( setadjoinIR
% 0.31/0.46                                                                 => ( setadjoinE
% 0.31/0.46                                                                   => ( setadjoinOr
% 0.31/0.46                                                                     => ( setoftrueEq
% 0.31/0.46                                                                       => ( powersetI
% 0.31/0.46                                                                         => ( emptyinPowerset
% 0.31/0.46                                                                           => ( emptyInPowerset
% 0.31/0.46                                                                             => ( powersetE
% 0.31/0.46                                                                               => ( setunionI
% 0.31/0.46                                                                                 => ( setunionE
% 0.31/0.46                                                                                   => ( subPowSU
% 0.31/0.46                                                                                     => ( exuE2
% 0.31/0.46                                                                                       => ( nonemptyImpWitness
% 0.31/0.46                                                                                         => ( uniqinunit
% 0.31/0.46                                                                                           => ( notinsingleton
% 0.31/0.46                                                                                             => ( eqinunit
% 0.31/0.46                                                                                               => ( singletonsswitch
% 0.31/0.46                                                                                                 => ( upairsetE
% 0.31/0.46                                                                                                   => ( upairsetIL
% 0.31/0.46                                                                                                     => ( upairsetIR
% 0.31/0.46                                                                                                       => ( emptyE1
% 0.31/0.46                                                                                                         => ( vacuousDall
% 0.31/0.46                                                                                                           => ( quantDeMorgan1
% 0.31/0.46                                                                                                             => ( quantDeMorgan2
% 0.31/0.46                                                                                                               => ( quantDeMorgan3
% 0.31/0.46                                                                                                                 => ( quantDeMorgan4
% 0.31/0.46                                                                                                                   => ( prop2setI
% 0.31/0.46                                                                                                                     => ( prop2set2propI
% 0.31/0.46                                                                                                                       => ( notdexE
% 0.31/0.46                                                                                                                         => ( notdallE
% 0.31/0.46                                                                                                                           => ( exuI1
% 0.31/0.46                                                                                                                             => ( exuI3
% 0.31/0.46                                                                                                                               => ( exuI2
% 0.31/0.46                                                                                                                                 => ( inCongP
% 0.31/0.46                                                                                                                                   => ( in__Cong
% 0.31/0.46                                                                                                                                     => ( exuE3u
% 0.31/0.46                                                                                                                                       => ( exu__Cong
% 0.31/0.46                                                                                                                                         => ( emptyset__Cong
% 0.31/0.46                                                                                                                                           => ( setadjoin__Cong
% 0.31/0.46                                                                                                                                             => ( powerset__Cong
% 0.31/0.46                                                                                                                                               => ( setunion__Cong
% 0.31/0.46                                                                                                                                                 => ( omega__Cong
% 0.31/0.46                                                                                                                                                   => ( exuEu
% 0.31/0.46                                                                                                                                                     => ( descr__Cong
% 0.31/0.46                                                                                                                                                       => ( dsetconstr__Cong
% 0.31/0.46                                                                                                                                                         => ( subsetI1
% 0.31/0.46                                                                                                                                                           => ( eqimpsubset2
% 0.31/0.46                                                                                                                                                             => ( eqimpsubset1
% 0.31/0.46                                                                                                                                                               => ( subsetI2
% 0.31/0.46                                                                                                                                                                 => ( emptysetsubset
% 0.31/0.46                                                                                                                                                                   => ( subsetE
% 0.31/0.46                                                                                                                                                                     => ( subsetE2
% 0.31/0.46                                                                                                                                                                       => ( notsubsetI
% 0.31/0.46                                                                                                                                                                         => ( notequalI1
% 0.31/0.46                                                                                                                                                                           => ( notequalI2
% 0.31/0.46                                                                                                                                                                             => ( subsetRefl
% 0.31/0.46                                                                                                                                                                               => ( subsetTrans
% 0.31/0.46                                                                                                                                                                                 => ( setadjoinSub
% 0.31/0.46                                                                                                                                                                                   => ( setadjoinSub2
% 0.31/0.46                                                                                                                                                                                     => ( subset2powerset
% 0.31/0.46                                                                                                                                                                                       => ( setextsub
% 0.31/0.46                                                                                                                                                                                         => ( subsetemptysetimpeq
% 0.31/0.46                                                                                                                                                                                           => ( powersetI1
% 0.31/0.46                                                                                                                                                                                             => ( powersetE1
% 0.31/0.46                                                                                                                                                                                               => ( inPowerset
% 0.31/0.46                                                                                                                                                                                                 => ( powersetsubset
% 0.31/0.46                                                                                                                                                                                                   => ( sepInPowerset
% 0.31/0.46                                                                                                                                                                                                     => ( sepSubset
% 0.31/0.46                                                                                                                                                                                                       => ( binunionIL
% 0.31/0.46                                                                                                                                                                                                         => ( upairset2IR
% 0.31/0.46                                                                                                                                                                                                           => ( binunionIR
% 0.31/0.46                                                                                                                                                                                                             => ( binunionEcases
% 0.31/0.46                                                                                                                                                                                                               => ( binunionE
% 0.31/0.46                                                                                                                                                                                                                 => ( binunionLsub
% 0.31/0.46                                                                                                                                                                                                                   => ( binunionRsub
% 0.31/0.46                                                                                                                                                                                                                     => ( binintersectI
% 0.31/0.46                                                                                                                                                                                                                       => ( binintersectSubset5
% 0.31/0.46                                                                                                                                                                                                                         => ( binintersectEL
% 0.31/0.46                                                                                                                                                                                                                           => ( binintersectLsub
% 0.31/0.46                                                                                                                                                                                                                             => ( binintersectSubset2
% 0.31/0.46                                                                                                                                                                                                                               => ( binintersectSubset3
% 0.31/0.46                                                                                                                                                                                                                                 => ( binintersectER
% 0.31/0.46                                                                                                                                                                                                                                   => ( disjointsetsI1
% 0.31/0.46                                                                                                                                                                                                                                     => ( binintersectRsub
% 0.31/0.46                                                                                                                                                                                                                                       => ( binintersectSubset4
% 0.31/0.46                                                                                                                                                                                                                                         => ( binintersectSubset1
% 0.31/0.46                                                                                                                                                                                                                                           => ( bs114d
% 0.31/0.46                                                                                                                                                                                                                                             => ( setminusI
% 0.31/0.46                                                                                                                                                                                                                                               => ( setminusEL
% 0.31/0.46                                                                                                                                                                                                                                                 => ( setminusER
% 0.31/0.46                                                                                                                                                                                                                                                   => ( setminusSubset2
% 0.31/0.46                                                                                                                                                                                                                                                     => ( setminusERneg
% 0.31/0.46                                                                                                                                                                                                                                                       => ( setminusELneg
% 0.31/0.46                                                                                                                                                                                                                                                         => ( setminusILneg
% 0.31/0.46                                                                                                                                                                                                                                                           => ( setminusIRneg
% 0.31/0.46                                                                                                                                                                                                                                                             => ( setminusLsub
% 0.31/0.46                                                                                                                                                                                                                                                               => ( setminusSubset1
% 0.31/0.46                                                                                                                                                                                                                                                                 => ( symdiffE
% 0.31/0.46                                                                                                                                                                                                                                                                   => ( symdiffI1
% 0.31/0.46                                                                                                                                                                                                                                                                     => ( symdiffI2
% 0.31/0.46                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 0.31/0.46                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 0.31/0.46                                                                                                                                                                                                                                                                           => ( secondinupair
% 0.31/0.46                                                                                                                                                                                                                                                                             => ( setukpairIL
% 0.31/0.46                                                                                                                                                                                                                                                                               => ( setukpairIR
% 0.31/0.46                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 0.31/0.46                                                                                                                                                                                                                                                                                   => ( kpairp
% 0.31/0.46                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 0.31/0.46                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 0.31/0.46                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 0.31/0.46                                                                                                                                                                                                                                                                                           => ( upairset2E
% 0.31/0.46                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 0.31/0.46                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 0.31/0.46                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 0.31/0.46                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 0.31/0.46                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 0.31/0.46                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 0.31/0.46                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 0.31/0.46                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 0.31/0.46                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 0.31/0.46                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 0.31/0.46                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 0.31/0.46                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 0.31/0.46                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 0.31/0.46                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 0.31/0.46                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 0.31/0.46                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 0.31/0.46                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 0.31/0.46                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [A: $i,B: $i,Xf: $i] :
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                                         => ! [Xx: $i] :
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                                              ( ( in @ Xx @ A )
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ap @ A @ B @ Xf @ Xx )
% 0.31/0.46                                                                                                                                                                                                                                                                                                                                                                                                                                                = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 0.31/0.46  
% 0.31/0.46  %------------------------------------------------------------------------------
% 0.31/0.46  ------------------------
% 2.38/1.46  ---- Embedded in THF ---
% 2.38/1.46  %%% This output was generated by embedproblem, version 1.9.5 (library version 1.9).
% 2.38/1.46  %%% Generated on Tue Feb 24 12:30:56 EST 2026
% 2.38/1.46  %%% using '$$dhol' embedding, version 1.3.0.
% 2.38/1.46  %%% Logic specification used:
% 2.38/1.46  %%% thf(spec, logic, $$dhol).
% 2.38/1.46  
% 2.38/1.46  % SZS output start ListOfTHF for /export/starexec/sandbox2/tmp/tmp.7DY03sHzZu/DTF2DTF23302.p
% See solution above
% 2.38/1.46  ------------------------
% 2.57/1.51  ---- Cleaned THF ---
% 2.57/1.51  thf(in_type,type,
% 2.57/1.51      in: $i > $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exu_type,type,
% 2.57/1.51      exu: ( $i > $o ) > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exu,definition,
% 2.57/1.51      ( exu
% 2.57/1.51      = ( ^ [Xphi: $i > $o] :
% 2.57/1.51          ? [Xx: $i] :
% 2.57/1.51            ( ( Xphi @ Xx )
% 2.57/1.51            & ! [Xy: $i] :
% 2.57/1.51                ( ( Xphi @ Xy )
% 2.57/1.51               => ( Xx = Xy ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setextAx_type,type,
% 2.57/1.51      setextAx: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setextAx,definition,
% 2.57/1.51      ( setextAx
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51              <=> ( in @ Xx @ B ) )
% 2.57/1.51           => ( A = B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyset_type,type,
% 2.57/1.51      emptyset: $i ).
% 2.57/1.51  
% 2.57/1.51  thf(emptysetAx_type,type,
% 2.57/1.51      emptysetAx: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(emptysetAx,definition,
% 2.57/1.51      ( emptysetAx
% 2.57/1.51      = ( ! [Xx: $i] :
% 2.57/1.51            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoin_type,type,
% 2.57/1.51      setadjoin: $i > $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinAx_type,type,
% 2.57/1.51      setadjoinAx: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinAx,definition,
% 2.57/1.51      ( setadjoinAx
% 2.57/1.51      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.57/1.51          <=> ( ( Xy = Xx )
% 2.57/1.51              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(powerset_type,type,
% 2.57/1.51      powerset: $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetAx_type,type,
% 2.57/1.51      powersetAx: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetAx,definition,
% 2.57/1.51      ( powersetAx
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( in @ B @ ( powerset @ A ) )
% 2.57/1.51          <=> ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ B )
% 2.57/1.51               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setunion_type,type,
% 2.57/1.51      setunion: $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionAx_type,type,
% 2.57/1.51      setunionAx: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionAx,definition,
% 2.57/1.51      ( setunionAx
% 2.57/1.51      = ( ! [A: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( setunion @ A ) )
% 2.57/1.51          <=> ? [B: $i] :
% 2.57/1.51                ( ( in @ Xx @ B )
% 2.57/1.51                & ( in @ B @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(omega_type,type,
% 2.57/1.51      omega: $i ).
% 2.57/1.51  
% 2.57/1.51  thf(omega0Ax_type,type,
% 2.57/1.51      omega0Ax: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(omega0Ax,definition,
% 2.57/1.51      ( omega0Ax
% 2.57/1.51      = ( in @ emptyset @ omega ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(omegaSAx_type,type,
% 2.57/1.51      omegaSAx: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(omegaSAx,definition,
% 2.57/1.51      ( omegaSAx
% 2.57/1.51      = ( ! [Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ omega )
% 2.57/1.51           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(omegaIndAx_type,type,
% 2.57/1.51      omegaIndAx: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(omegaIndAx,definition,
% 2.57/1.51      ( omegaIndAx
% 2.57/1.51      = ( ! [A: $i] :
% 2.57/1.51            ( ( ( in @ emptyset @ A )
% 2.57/1.51              & ! [Xx: $i] :
% 2.57/1.51                  ( ( ( in @ Xx @ omega )
% 2.57/1.51                    & ( in @ Xx @ A ) )
% 2.57/1.51                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ omega )
% 2.57/1.51               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(replAx_type,type,
% 2.57/1.51      replAx: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(replAx,definition,
% 2.57/1.51      ( replAx
% 2.57/1.51      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( exu
% 2.57/1.51                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 2.57/1.51           => ? [B: $i] :
% 2.57/1.51              ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ B )
% 2.57/1.51              <=> ? [Xy: $i] :
% 2.57/1.51                    ( ( in @ Xy @ A )
% 2.57/1.51                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(foundationAx_type,type,
% 2.57/1.51      foundationAx: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(foundationAx,definition,
% 2.57/1.51      ( foundationAx
% 2.57/1.51      = ( ! [A: $i] :
% 2.57/1.51            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.57/1.51           => ? [B: $i] :
% 2.57/1.51                ( ( in @ B @ A )
% 2.57/1.51                & ~ ? [Xx: $i] :
% 2.57/1.51                      ( ( in @ Xx @ B )
% 2.57/1.51                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(wellorderingAx_type,type,
% 2.57/1.51      wellorderingAx: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(wellorderingAx,definition,
% 2.57/1.51      ( wellorderingAx
% 2.57/1.51      = ( ! [A: $i] :
% 2.57/1.51          ? [B: $i] :
% 2.57/1.51            ( ! [C: $i] :
% 2.57/1.51                ( ( in @ C @ B )
% 2.57/1.51               => ! [Xx: $i] :
% 2.57/1.51                    ( ( in @ Xx @ C )
% 2.57/1.51                   => ( in @ Xx @ A ) ) )
% 2.57/1.51            & ! [Xx: $i,Xy: $i] :
% 2.57/1.51                ( ( ( in @ Xx @ A )
% 2.57/1.51                  & ( in @ Xy @ A ) )
% 2.57/1.51               => ( ! [C: $i] :
% 2.57/1.51                      ( ( in @ C @ B )
% 2.57/1.51                     => ( ( in @ Xx @ C )
% 2.57/1.51                      <=> ( in @ Xy @ C ) ) )
% 2.57/1.51                 => ( Xx = Xy ) ) )
% 2.57/1.51            & ! [C: $i,D: $i] :
% 2.57/1.51                ( ( ( in @ C @ B )
% 2.57/1.51                  & ( in @ D @ B ) )
% 2.57/1.51               => ( ! [Xx: $i] :
% 2.57/1.51                      ( ( in @ Xx @ C )
% 2.57/1.51                     => ( in @ Xx @ D ) )
% 2.57/1.51                  | ! [Xx: $i] :
% 2.57/1.51                      ( ( in @ Xx @ D )
% 2.57/1.51                     => ( in @ Xx @ C ) ) ) )
% 2.57/1.51            & ! [C: $i] :
% 2.57/1.51                ( ( ! [Xx: $i] :
% 2.57/1.51                      ( ( in @ Xx @ C )
% 2.57/1.51                     => ( in @ Xx @ A ) )
% 2.57/1.51                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 2.57/1.51               => ? [D: $i,Xx: $i] :
% 2.57/1.51                    ( ( in @ D @ B )
% 2.57/1.51                    & ( in @ Xx @ C )
% 2.57/1.51                    & ~ ? [Xy: $i] :
% 2.57/1.51                          ( ( in @ Xy @ D )
% 2.57/1.51                          & ( in @ Xy @ C ) )
% 2.57/1.51                    & ! [E: $i] :
% 2.57/1.51                        ( ( in @ E @ B )
% 2.57/1.51                       => ( ! [Xy: $i] :
% 2.57/1.51                              ( ( in @ Xy @ E )
% 2.57/1.51                             => ( in @ Xy @ D ) )
% 2.57/1.51                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(descr_type,type,
% 2.57/1.51      descr: ( $i > $o ) > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(descrp_type,type,
% 2.57/1.51      descrp: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(descrp,definition,
% 2.57/1.51      ( descrp
% 2.57/1.51      = ( ! [Xphi: $i > $o] :
% 2.57/1.51            ( ( exu
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51           => ( Xphi
% 2.57/1.51              @ ( descr
% 2.57/1.51                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(dsetconstr_type,type,
% 2.57/1.51      dsetconstr: $i > ( $i > $o ) > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(dsetconstrI_type,type,
% 2.57/1.51      dsetconstrI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(dsetconstrI,definition,
% 2.57/1.51      ( dsetconstrI
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( ( Xphi @ Xx )
% 2.57/1.51             => ( in @ Xx
% 2.57/1.51                @ ( dsetconstr @ A
% 2.57/1.51                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(dsetconstrEL_type,type,
% 2.57/1.51      dsetconstrEL: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(dsetconstrEL,definition,
% 2.57/1.51      ( dsetconstrEL
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx
% 2.57/1.51              @ ( dsetconstr @ A
% 2.57/1.51                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.57/1.51           => ( in @ Xx @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(dsetconstrER_type,type,
% 2.57/1.51      dsetconstrER: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(dsetconstrER,definition,
% 2.57/1.51      ( dsetconstrER
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx
% 2.57/1.51              @ ( dsetconstr @ A
% 2.57/1.51                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.57/1.51           => ( Xphi @ Xx ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(exuE1_type,type,
% 2.57/1.51      exuE1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exuE1,definition,
% 2.57/1.51      ( exuE1
% 2.57/1.51      = ( ! [Xphi: $i > $o] :
% 2.57/1.51            ( ( exu
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51           => ? [Xx: $i] :
% 2.57/1.51                ( ( Xphi @ Xx )
% 2.57/1.51                & ! [Xy: $i] :
% 2.57/1.51                    ( ( Xphi @ Xy )
% 2.57/1.51                   => ( Xx = Xy ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(prop2set_type,type,
% 2.57/1.51      prop2set: $o > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(prop2setE_type,type,
% 2.57/1.51      prop2setE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(prop2setE,definition,
% 2.57/1.51      ( prop2setE
% 2.57/1.51      = ( ! [Xphi: $o,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 2.57/1.51           => Xphi ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(emptysetE_type,type,
% 2.57/1.51      emptysetE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(emptysetE,definition,
% 2.57/1.51      ( emptysetE
% 2.57/1.51      = ( ! [Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ emptyset )
% 2.57/1.51           => ! [Xphi: $o] : Xphi ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(emptysetimpfalse_type,type,
% 2.57/1.51      emptysetimpfalse: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(emptysetimpfalse,definition,
% 2.57/1.51      ( emptysetimpfalse
% 2.57/1.51      = ( ! [Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ emptyset )
% 2.57/1.51           => $false ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(notinemptyset_type,type,
% 2.57/1.51      notinemptyset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(notinemptyset,definition,
% 2.57/1.51      ( notinemptyset
% 2.57/1.51      = ( ! [Xx: $i] :
% 2.57/1.51            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(exuE3e_type,type,
% 2.57/1.51      exuE3e: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exuE3e,definition,
% 2.57/1.51      ( exuE3e
% 2.57/1.51      = ( ! [Xphi: $i > $o] :
% 2.57/1.51            ( ( exu
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setext_type,type,
% 2.57/1.51      setext: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setext,definition,
% 2.57/1.51      ( setext
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in @ Xx @ B ) )
% 2.57/1.51           => ( ! [Xx: $i] :
% 2.57/1.51                  ( ( in @ Xx @ B )
% 2.57/1.51                 => ( in @ Xx @ A ) )
% 2.57/1.51             => ( A = B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyI_type,type,
% 2.57/1.51      emptyI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyI,definition,
% 2.57/1.51      ( emptyI
% 2.57/1.51      = ( ! [A: $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ~ ( in @ Xx @ A )
% 2.57/1.51           => ( A = emptyset ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(noeltsimpempty_type,type,
% 2.57/1.51      noeltsimpempty: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(noeltsimpempty,definition,
% 2.57/1.51      ( noeltsimpempty
% 2.57/1.51      = ( ! [A: $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ~ ( in @ Xx @ A )
% 2.57/1.51           => ( A = emptyset ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setbeta_type,type,
% 2.57/1.51      setbeta: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setbeta,definition,
% 2.57/1.51      ( setbeta
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( ( in @ Xx
% 2.57/1.51                @ ( dsetconstr @ A
% 2.57/1.51                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.57/1.51            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(nonempty_type,type,
% 2.57/1.51      nonempty: $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(nonempty,definition,
% 2.57/1.51      ( nonempty
% 2.57/1.51      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(nonemptyE1_type,type,
% 2.57/1.51      nonemptyE1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(nonemptyE1,definition,
% 2.57/1.51      ( nonemptyE1
% 2.57/1.51      = ( ! [A: $i] :
% 2.57/1.51            ( ( nonempty @ A )
% 2.57/1.51           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(nonemptyI_type,type,
% 2.57/1.51      nonemptyI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(nonemptyI,definition,
% 2.57/1.51      ( nonemptyI
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( ( Xphi @ Xx )
% 2.57/1.51             => ( nonempty
% 2.57/1.51                @ ( dsetconstr @ A
% 2.57/1.51                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(nonemptyI1_type,type,
% 2.57/1.51      nonemptyI1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(nonemptyI1,definition,
% 2.57/1.51      ( nonemptyI1
% 2.57/1.51      = ( ! [A: $i] :
% 2.57/1.51            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.57/1.51           => ( nonempty @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinIL_type,type,
% 2.57/1.51      setadjoinIL: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinIL,definition,
% 2.57/1.51      ( setadjoinIL
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyinunitempty_type,type,
% 2.57/1.51      emptyinunitempty: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyinunitempty,definition,
% 2.57/1.51      ( emptyinunitempty
% 2.57/1.51      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinIR_type,type,
% 2.57/1.51      setadjoinIR: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinIR,definition,
% 2.57/1.51      ( setadjoinIR
% 2.57/1.51      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ Xy @ A )
% 2.57/1.51           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinE_type,type,
% 2.57/1.51      setadjoinE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinE,definition,
% 2.57/1.51      ( setadjoinE
% 2.57/1.51      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.57/1.51           => ! [Xphi: $o] :
% 2.57/1.51                ( ( ( Xy = Xx )
% 2.57/1.51                 => Xphi )
% 2.57/1.51               => ( ( ( in @ Xy @ A )
% 2.57/1.51                   => Xphi )
% 2.57/1.51                 => Xphi ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinOr_type,type,
% 2.57/1.51      setadjoinOr: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinOr,definition,
% 2.57/1.51      ( setadjoinOr
% 2.57/1.51      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.57/1.51           => ( ( Xy = Xx )
% 2.57/1.51              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setoftrueEq_type,type,
% 2.57/1.51      setoftrueEq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setoftrueEq,definition,
% 2.57/1.51      ( setoftrueEq
% 2.57/1.51      = ( ! [A: $i] :
% 2.57/1.51            ( ( dsetconstr @ A
% 2.57/1.51              @ ^ [Xx: $i] : $true )
% 2.57/1.51            = A ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetI_type,type,
% 2.57/1.51      powersetI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetI,definition,
% 2.57/1.51      ( powersetI
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ B )
% 2.57/1.51               => ( in @ Xx @ A ) )
% 2.57/1.51           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyinPowerset_type,type,
% 2.57/1.51      emptyinPowerset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyinPowerset,definition,
% 2.57/1.51      ( emptyinPowerset
% 2.57/1.51      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyInPowerset_type,type,
% 2.57/1.51      emptyInPowerset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyInPowerset,definition,
% 2.57/1.51      ( emptyInPowerset
% 2.57/1.51      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetE_type,type,
% 2.57/1.51      powersetE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetE,definition,
% 2.57/1.51      ( powersetE
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ B @ ( powerset @ A ) )
% 2.57/1.51           => ( ( in @ Xx @ B )
% 2.57/1.51             => ( in @ Xx @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionI_type,type,
% 2.57/1.51      setunionI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionI,definition,
% 2.57/1.51      ( setunionI
% 2.57/1.51      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.57/1.51            ( ( in @ Xx @ B )
% 2.57/1.51           => ( ( in @ B @ A )
% 2.57/1.51             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionE_type,type,
% 2.57/1.51      setunionE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionE,definition,
% 2.57/1.51      ( setunionE
% 2.57/1.51      = ( ! [A: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( setunion @ A ) )
% 2.57/1.51           => ! [Xphi: $o] :
% 2.57/1.51                ( ! [B: $i] :
% 2.57/1.51                    ( ( in @ Xx @ B )
% 2.57/1.51                   => ( ( in @ B @ A )
% 2.57/1.51                     => Xphi ) )
% 2.57/1.51               => Xphi ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(subPowSU_type,type,
% 2.57/1.51      subPowSU: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subPowSU,definition,
% 2.57/1.51      ( subPowSU
% 2.57/1.51      = ( ! [A: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(exuE2_type,type,
% 2.57/1.51      exuE2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exuE2,definition,
% 2.57/1.51      ( exuE2
% 2.57/1.51      = ( ! [Xphi: $i > $o] :
% 2.57/1.51            ( ( exu
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51           => ? [Xx: $i] :
% 2.57/1.51              ! [Xy: $i] :
% 2.57/1.51                ( ( Xphi @ Xy )
% 2.57/1.51              <=> ( Xy = Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(nonemptyImpWitness_type,type,
% 2.57/1.51      nonemptyImpWitness: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(nonemptyImpWitness,definition,
% 2.57/1.51      ( nonemptyImpWitness
% 2.57/1.51      = ( ! [A: $i] :
% 2.57/1.51            ( ( nonempty @ A )
% 2.57/1.51           => ? [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51                & $true ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(uniqinunit_type,type,
% 2.57/1.51      uniqinunit: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(uniqinunit,definition,
% 2.57/1.51      ( uniqinunit
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.57/1.51           => ( Xx = Xy ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(notinsingleton_type,type,
% 2.57/1.51      notinsingleton: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(notinsingleton,definition,
% 2.57/1.51      ( notinsingleton
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( Xx != Xy )
% 2.57/1.51           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(eqinunit_type,type,
% 2.57/1.51      eqinunit: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(eqinunit,definition,
% 2.57/1.51      ( eqinunit
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( Xx = Xy )
% 2.57/1.51           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(singletonsswitch_type,type,
% 2.57/1.51      singletonsswitch: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(singletonsswitch,definition,
% 2.57/1.51      ( singletonsswitch
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.57/1.51           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(upairsetE_type,type,
% 2.57/1.51      upairsetE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(upairsetE,definition,
% 2.57/1.51      ( upairsetE
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.57/1.51            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.57/1.51           => ( ( Xz = Xx )
% 2.57/1.51              | ( Xz = Xy ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(upairsetIL_type,type,
% 2.57/1.51      upairsetIL: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(upairsetIL,definition,
% 2.57/1.51      ( upairsetIL
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(upairsetIR_type,type,
% 2.57/1.51      upairsetIR: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(upairsetIR,definition,
% 2.57/1.51      ( upairsetIR
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyE1_type,type,
% 2.57/1.51      emptyE1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyE1,definition,
% 2.57/1.51      ( emptyE1
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ? [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51                & ( Xphi @ Xx ) )
% 2.57/1.51           => ( ( ( dsetconstr @ A
% 2.57/1.51                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51                = emptyset )
% 2.57/1.51             => $false ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(vacuousDall_type,type,
% 2.57/1.51      vacuousDall: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(vacuousDall,definition,
% 2.57/1.51      ( vacuousDall
% 2.57/1.51      = ( ! [Xphi: $i > $o,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ emptyset )
% 2.57/1.51           => ( Xphi @ Xx ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(quantDeMorgan1_type,type,
% 2.57/1.51      quantDeMorgan1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(quantDeMorgan1,definition,
% 2.57/1.51      ( quantDeMorgan1
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ~ ! [Xx: $i] :
% 2.57/1.51                  ( ( in @ Xx @ A )
% 2.57/1.51                 => ( Xphi @ Xx ) )
% 2.57/1.51           => ? [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(quantDeMorgan2_type,type,
% 2.57/1.51      quantDeMorgan2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(quantDeMorgan2,definition,
% 2.57/1.51      ( quantDeMorgan2
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ~ ( Xphi @ Xx ) )
% 2.57/1.51           => ~ ? [Xx: $i] :
% 2.57/1.51                  ( ( in @ Xx @ A )
% 2.57/1.51                  & ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(quantDeMorgan3_type,type,
% 2.57/1.51      quantDeMorgan3: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(quantDeMorgan3,definition,
% 2.57/1.51      ( quantDeMorgan3
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ~ ? [Xx: $i] :
% 2.57/1.51                  ( ( in @ Xx @ A )
% 2.57/1.51                  & ( Xphi @ Xx ) )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(quantDeMorgan4_type,type,
% 2.57/1.51      quantDeMorgan4: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(quantDeMorgan4,definition,
% 2.57/1.51      ( quantDeMorgan4
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ? [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51                & ~ ( Xphi @ Xx ) )
% 2.57/1.51           => ~ ! [Xx: $i] :
% 2.57/1.51                  ( ( in @ Xx @ A )
% 2.57/1.51                 => ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(prop2setI_type,type,
% 2.57/1.51      prop2setI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(prop2setI,definition,
% 2.57/1.51      ( prop2setI
% 2.57/1.51      = ( ! [Xphi: $o] :
% 2.57/1.51            ( Xphi
% 2.57/1.51           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(set2prop_type,type,
% 2.57/1.51      set2prop: $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(prop2set2propI_type,type,
% 2.57/1.51      prop2set2propI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(prop2set2propI,definition,
% 2.57/1.51      ( prop2set2propI
% 2.57/1.51      = ( ! [Xphi: $o] :
% 2.57/1.51            ( Xphi
% 2.57/1.51           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(notdexE_type,type,
% 2.57/1.51      notdexE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(notdexE,definition,
% 2.57/1.51      ( notdexE
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ~ ? [Xx: $i] :
% 2.57/1.51                  ( ( in @ Xx @ A )
% 2.57/1.51                  & ( Xphi @ Xx ) )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(notdallE_type,type,
% 2.57/1.51      notdallE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(notdallE,definition,
% 2.57/1.51      ( notdallE
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ~ ! [Xx: $i] :
% 2.57/1.51                  ( ( in @ Xx @ A )
% 2.57/1.51                 => ( Xphi @ Xx ) )
% 2.57/1.51           => ? [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(exuI1_type,type,
% 2.57/1.51      exuI1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exuI1,definition,
% 2.57/1.51      ( exuI1
% 2.57/1.51      = ( ! [Xphi: $i > $o] :
% 2.57/1.51            ( ? [Xx: $i] :
% 2.57/1.51                ( ( Xphi @ Xx )
% 2.57/1.51                & ! [Xy: $i] :
% 2.57/1.51                    ( ( Xphi @ Xy )
% 2.57/1.51                   => ( Xx = Xy ) ) )
% 2.57/1.51           => ( exu
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(exuI3_type,type,
% 2.57/1.51      exuI3: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exuI3,definition,
% 2.57/1.51      ( exuI3
% 2.57/1.51      = ( ! [Xphi: $i > $o] :
% 2.57/1.51            ( ? [Xx: $i] : ( Xphi @ Xx )
% 2.57/1.51           => ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51                  ( ( Xphi @ Xx )
% 2.57/1.51                 => ( ( Xphi @ Xy )
% 2.57/1.51                   => ( Xx = Xy ) ) )
% 2.57/1.51             => ( exu
% 2.57/1.51                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(exuI2_type,type,
% 2.57/1.51      exuI2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exuI2,definition,
% 2.57/1.51      ( exuI2
% 2.57/1.51      = ( ! [Xphi: $i > $o] :
% 2.57/1.51            ( ? [Xx: $i] :
% 2.57/1.51              ! [Xy: $i] :
% 2.57/1.51                ( ( Xphi @ Xy )
% 2.57/1.51              <=> ( Xy = Xx ) )
% 2.57/1.51           => ( exu
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(inCongP_type,type,
% 2.57/1.51      inCongP: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(inCongP,definition,
% 2.57/1.51      ( inCongP
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( A = B )
% 2.57/1.51           => ! [Xx: $i,Xy: $i] :
% 2.57/1.51                ( ( Xx = Xy )
% 2.57/1.51               => ( ( in @ Xx @ A )
% 2.57/1.51                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(in__Cong_type,type,
% 2.57/1.51      in__Cong: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(in__Cong,definition,
% 2.57/1.51      ( in__Cong
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( A = B )
% 2.57/1.51           => ! [Xx: $i,Xy: $i] :
% 2.57/1.51                ( ( Xx = Xy )
% 2.57/1.51               => ( ( in @ Xx @ A )
% 2.57/1.51                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(exuE3u_type,type,
% 2.57/1.51      exuE3u: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exuE3u,definition,
% 2.57/1.51      ( exuE3u
% 2.57/1.51      = ( ! [Xphi: $i > $o] :
% 2.57/1.51            ( ( exu
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51           => ! [Xx: $i,Xy: $i] :
% 2.57/1.51                ( ( Xphi @ Xx )
% 2.57/1.51               => ( ( Xphi @ Xy )
% 2.57/1.51                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(exu__Cong_type,type,
% 2.57/1.51      exu__Cong: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exu__Cong,definition,
% 2.57/1.51      ( exu__Cong
% 2.57/1.51      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.57/1.51            ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51                ( ( Xx = Xy )
% 2.57/1.51               => ( ( Xphi @ Xx )
% 2.57/1.51                <=> ( Xpsi @ Xy ) ) )
% 2.57/1.51           => ( ( exu
% 2.57/1.51                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51            <=> ( exu
% 2.57/1.51                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyset__Cong_type,type,
% 2.57/1.51      emptyset__Cong: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(emptyset__Cong,definition,
% 2.57/1.51      ( emptyset__Cong
% 2.57/1.51      = ( emptyset = emptyset ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoin__Cong_type,type,
% 2.57/1.51      setadjoin__Cong: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoin__Cong,definition,
% 2.57/1.51      ( setadjoin__Cong
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( Xx = Xy )
% 2.57/1.51           => ! [Xz: $i,Xu: $i] :
% 2.57/1.51                ( ( Xz = Xu )
% 2.57/1.51               => ( ( setadjoin @ Xx @ Xz )
% 2.57/1.51                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(powerset__Cong_type,type,
% 2.57/1.51      powerset__Cong: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(powerset__Cong,definition,
% 2.57/1.51      ( powerset__Cong
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( A = B )
% 2.57/1.51           => ( ( powerset @ A )
% 2.57/1.51              = ( powerset @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setunion__Cong_type,type,
% 2.57/1.51      setunion__Cong: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setunion__Cong,definition,
% 2.57/1.51      ( setunion__Cong
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( A = B )
% 2.57/1.51           => ( ( setunion @ A )
% 2.57/1.51              = ( setunion @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(omega__Cong_type,type,
% 2.57/1.51      omega__Cong: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(omega__Cong,definition,
% 2.57/1.51      ( omega__Cong
% 2.57/1.51      = ( omega = omega ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(exuEu_type,type,
% 2.57/1.51      exuEu: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(exuEu,definition,
% 2.57/1.51      ( exuEu
% 2.57/1.51      = ( ! [Xphi: $i > $o] :
% 2.57/1.51            ( ( exu
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51           => ! [Xx: $i,Xy: $i] :
% 2.57/1.51                ( ( Xphi @ Xx )
% 2.57/1.51               => ( ( Xphi @ Xy )
% 2.57/1.51                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(descr__Cong_type,type,
% 2.57/1.51      descr__Cong: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(descr__Cong,definition,
% 2.57/1.51      ( descr__Cong
% 2.57/1.51      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.57/1.51            ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51                ( ( Xx = Xy )
% 2.57/1.51               => ( ( Xphi @ Xx )
% 2.57/1.51                <=> ( Xpsi @ Xy ) ) )
% 2.57/1.51           => ( ( exu
% 2.57/1.51                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51             => ( ( exu
% 2.57/1.51                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 2.57/1.51               => ( ( descr
% 2.57/1.51                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51                  = ( descr
% 2.57/1.51                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(dsetconstr__Cong_type,type,
% 2.57/1.51      dsetconstr__Cong: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(dsetconstr__Cong,definition,
% 2.57/1.51      ( dsetconstr__Cong
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( A = B )
% 2.57/1.51           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.57/1.51                ( ! [Xx: $i] :
% 2.57/1.51                    ( ( in @ Xx @ A )
% 2.57/1.51                   => ! [Xy: $i] :
% 2.57/1.51                        ( ( in @ Xy @ B )
% 2.57/1.51                       => ( ( Xx = Xy )
% 2.57/1.51                         => ( ( Xphi @ Xx )
% 2.57/1.51                          <=> ( Xpsi @ Xy ) ) ) ) )
% 2.57/1.51               => ( ( dsetconstr @ A
% 2.57/1.51                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51                  = ( dsetconstr @ B
% 2.57/1.51                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(subset_type,type,
% 2.57/1.51      subset: $i > $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(disjoint_type,type,
% 2.57/1.51      disjoint: $i > $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setsmeet_type,type,
% 2.57/1.51      setsmeet: $i > $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetI1_type,type,
% 2.57/1.51      subsetI1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetI1,definition,
% 2.57/1.51      ( subsetI1
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in @ Xx @ B ) )
% 2.57/1.51           => ( subset @ A @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(eqimpsubset2_type,type,
% 2.57/1.51      eqimpsubset2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(eqimpsubset2,definition,
% 2.57/1.51      ( eqimpsubset2
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( A = B )
% 2.57/1.51           => ( subset @ B @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(eqimpsubset1_type,type,
% 2.57/1.51      eqimpsubset1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(eqimpsubset1,definition,
% 2.57/1.51      ( eqimpsubset1
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( A = B )
% 2.57/1.51           => ( subset @ A @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetI2_type,type,
% 2.57/1.51      subsetI2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetI2,definition,
% 2.57/1.51      ( subsetI2
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in @ Xx @ B ) )
% 2.57/1.51           => ( subset @ A @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(emptysetsubset_type,type,
% 2.57/1.51      emptysetsubset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(emptysetsubset,definition,
% 2.57/1.51      ( emptysetsubset
% 2.57/1.51      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetE_type,type,
% 2.57/1.51      subsetE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetE,definition,
% 2.57/1.51      ( subsetE
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( subset @ A @ B )
% 2.57/1.51           => ( ( in @ Xx @ A )
% 2.57/1.51             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetE2_type,type,
% 2.57/1.51      subsetE2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetE2,definition,
% 2.57/1.51      ( subsetE2
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( subset @ A @ B )
% 2.57/1.51           => ( ~ ( in @ Xx @ B )
% 2.57/1.51             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(notsubsetI_type,type,
% 2.57/1.51      notsubsetI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(notsubsetI,definition,
% 2.57/1.51      ( notsubsetI
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( ~ ( in @ Xx @ B )
% 2.57/1.51             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(notequalI1_type,type,
% 2.57/1.51      notequalI1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(notequalI1,definition,
% 2.57/1.51      ( notequalI1
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ~ ( subset @ A @ B )
% 2.57/1.51           => ( A != B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(notequalI2_type,type,
% 2.57/1.51      notequalI2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(notequalI2,definition,
% 2.57/1.51      ( notequalI2
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( ~ ( in @ Xx @ B )
% 2.57/1.51             => ( A != B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetRefl_type,type,
% 2.57/1.51      subsetRefl: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetRefl,definition,
% 2.57/1.51      ( subsetRefl
% 2.57/1.51      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetTrans_type,type,
% 2.57/1.51      subsetTrans: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetTrans,definition,
% 2.57/1.51      ( subsetTrans
% 2.57/1.51      = ( ! [A: $i,B: $i,C: $i] :
% 2.57/1.51            ( ( subset @ A @ B )
% 2.57/1.51           => ( ( subset @ B @ C )
% 2.57/1.51             => ( subset @ A @ C ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinSub_type,type,
% 2.57/1.51      setadjoinSub: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinSub,definition,
% 2.57/1.51      ( setadjoinSub
% 2.57/1.51      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinSub2_type,type,
% 2.57/1.51      setadjoinSub2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setadjoinSub2,definition,
% 2.57/1.51      ( setadjoinSub2
% 2.57/1.51      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.57/1.51            ( ( subset @ A @ B )
% 2.57/1.51           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(subset2powerset_type,type,
% 2.57/1.51      subset2powerset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subset2powerset,definition,
% 2.57/1.51      ( subset2powerset
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( subset @ A @ B )
% 2.57/1.51           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setextsub_type,type,
% 2.57/1.51      setextsub: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setextsub,definition,
% 2.57/1.51      ( setextsub
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( subset @ A @ B )
% 2.57/1.51           => ( ( subset @ B @ A )
% 2.57/1.51             => ( A = B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetemptysetimpeq_type,type,
% 2.57/1.51      subsetemptysetimpeq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subsetemptysetimpeq,definition,
% 2.57/1.51      ( subsetemptysetimpeq
% 2.57/1.51      = ( ! [A: $i] :
% 2.57/1.51            ( ( subset @ A @ emptyset )
% 2.57/1.51           => ( A = emptyset ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetI1_type,type,
% 2.57/1.51      powersetI1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetI1,definition,
% 2.57/1.51      ( powersetI1
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( subset @ B @ A )
% 2.57/1.51           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetE1_type,type,
% 2.57/1.51      powersetE1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetE1,definition,
% 2.57/1.51      ( powersetE1
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( in @ B @ ( powerset @ A ) )
% 2.57/1.51           => ( subset @ B @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(inPowerset_type,type,
% 2.57/1.51      inPowerset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(inPowerset,definition,
% 2.57/1.51      ( inPowerset
% 2.57/1.51      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetsubset_type,type,
% 2.57/1.51      powersetsubset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(powersetsubset,definition,
% 2.57/1.51      ( powersetsubset
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( subset @ A @ B )
% 2.57/1.51           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(sepInPowerset_type,type,
% 2.57/1.51      sepInPowerset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(sepInPowerset,definition,
% 2.57/1.51      ( sepInPowerset
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( in
% 2.57/1.51            @ ( dsetconstr @ A
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51            @ ( powerset @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(sepSubset_type,type,
% 2.57/1.51      sepSubset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(sepSubset,definition,
% 2.57/1.51      ( sepSubset
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( subset
% 2.57/1.51            @ ( dsetconstr @ A
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51            @ A ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binunion_type,type,
% 2.57/1.51      binunion: $i > $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionIL_type,type,
% 2.57/1.51      binunionIL: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionIL,definition,
% 2.57/1.51      ( binunionIL
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(upairset2IR_type,type,
% 2.57/1.51      upairset2IR: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(upairset2IR,definition,
% 2.57/1.51      ( upairset2IR
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionIR_type,type,
% 2.57/1.51      binunionIR: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionIR,definition,
% 2.57/1.51      ( binunionIR
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ B )
% 2.57/1.51           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionEcases_type,type,
% 2.57/1.51      binunionEcases: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionEcases,definition,
% 2.57/1.51      ( binunionEcases
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 2.57/1.51            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.57/1.51           => ( ( ( in @ Xx @ A )
% 2.57/1.51               => Xphi )
% 2.57/1.51             => ( ( ( in @ Xx @ B )
% 2.57/1.51                 => Xphi )
% 2.57/1.51               => Xphi ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionE_type,type,
% 2.57/1.51      binunionE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionE,definition,
% 2.57/1.51      ( binunionE
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.57/1.51           => ( ( in @ Xx @ A )
% 2.57/1.51              | ( in @ Xx @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionLsub_type,type,
% 2.57/1.51      binunionLsub: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionLsub,definition,
% 2.57/1.51      ( binunionLsub
% 2.57/1.51      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionRsub_type,type,
% 2.57/1.51      binunionRsub: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binunionRsub,definition,
% 2.57/1.51      ( binunionRsub
% 2.57/1.51      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersect_type,type,
% 2.57/1.51      binintersect: $i > $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectI_type,type,
% 2.57/1.51      binintersectI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectI,definition,
% 2.57/1.51      ( binintersectI
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( ( in @ Xx @ B )
% 2.57/1.51             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectSubset5_type,type,
% 2.57/1.51      binintersectSubset5: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectSubset5,definition,
% 2.57/1.51      ( binintersectSubset5
% 2.57/1.51      = ( ! [A: $i,B: $i,C: $i] :
% 2.57/1.51            ( ( subset @ C @ A )
% 2.57/1.51           => ( ( subset @ C @ B )
% 2.57/1.51             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectEL_type,type,
% 2.57/1.51      binintersectEL: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectEL,definition,
% 2.57/1.51      ( binintersectEL
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.57/1.51           => ( in @ Xx @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectLsub_type,type,
% 2.57/1.51      binintersectLsub: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectLsub,definition,
% 2.57/1.51      ( binintersectLsub
% 2.57/1.51      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectSubset2_type,type,
% 2.57/1.51      binintersectSubset2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectSubset2,definition,
% 2.57/1.51      ( binintersectSubset2
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( subset @ A @ B )
% 2.57/1.51           => ( ( binintersect @ A @ B )
% 2.57/1.51              = A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectSubset3_type,type,
% 2.57/1.51      binintersectSubset3: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectSubset3,definition,
% 2.57/1.51      ( binintersectSubset3
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( ( binintersect @ A @ B )
% 2.57/1.51              = B )
% 2.57/1.51           => ( subset @ B @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectER_type,type,
% 2.57/1.51      binintersectER: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectER,definition,
% 2.57/1.51      ( binintersectER
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.57/1.51           => ( in @ Xx @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(disjointsetsI1_type,type,
% 2.57/1.51      disjointsetsI1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(disjointsetsI1,definition,
% 2.57/1.51      ( disjointsetsI1
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ~ ? [Xx: $i] :
% 2.57/1.51                  ( ( in @ Xx @ A )
% 2.57/1.51                  & ( in @ Xx @ B ) )
% 2.57/1.51           => ( ( binintersect @ A @ B )
% 2.57/1.51              = emptyset ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectRsub_type,type,
% 2.57/1.51      binintersectRsub: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectRsub,definition,
% 2.57/1.51      ( binintersectRsub
% 2.57/1.51      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectSubset4_type,type,
% 2.57/1.51      binintersectSubset4: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectSubset4,definition,
% 2.57/1.51      ( binintersectSubset4
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( subset @ B @ A )
% 2.57/1.51           => ( ( binintersect @ A @ B )
% 2.57/1.51              = B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectSubset1_type,type,
% 2.57/1.51      binintersectSubset1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(binintersectSubset1,definition,
% 2.57/1.51      ( binintersectSubset1
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( ( binintersect @ A @ B )
% 2.57/1.51              = A )
% 2.57/1.51           => ( subset @ A @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(bs114d_type,type,
% 2.57/1.51      bs114d: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(bs114d,definition,
% 2.57/1.51      ( bs114d
% 2.57/1.51      = ( ! [A: $i,B: $i,C: $i] :
% 2.57/1.51            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 2.57/1.51            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(regular_type,type,
% 2.57/1.51      regular: $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminus_type,type,
% 2.57/1.51      setminus: $i > $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusI_type,type,
% 2.57/1.51      setminusI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusI,definition,
% 2.57/1.51      ( setminusI
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( ~ ( in @ Xx @ B )
% 2.57/1.51             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusEL_type,type,
% 2.57/1.51      setminusEL: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusEL,definition,
% 2.57/1.51      ( setminusEL
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.57/1.51           => ( in @ Xx @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusER_type,type,
% 2.57/1.51      setminusER: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusER,definition,
% 2.57/1.51      ( setminusER
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.57/1.51           => ~ ( in @ Xx @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusSubset2_type,type,
% 2.57/1.51      setminusSubset2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusSubset2,definition,
% 2.57/1.51      ( setminusSubset2
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( subset @ A @ B )
% 2.57/1.51           => ( ( setminus @ A @ B )
% 2.57/1.51              = emptyset ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusERneg_type,type,
% 2.57/1.51      setminusERneg: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusERneg,definition,
% 2.57/1.51      ( setminusERneg
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.57/1.51           => ( ( in @ Xx @ A )
% 2.57/1.51             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusELneg_type,type,
% 2.57/1.51      setminusELneg: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusELneg,definition,
% 2.57/1.51      ( setminusELneg
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.57/1.51           => ( ~ ( in @ Xx @ B )
% 2.57/1.51             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusILneg_type,type,
% 2.57/1.51      setminusILneg: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusILneg,definition,
% 2.57/1.51      ( setminusILneg
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ~ ( in @ Xx @ A )
% 2.57/1.51           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusIRneg_type,type,
% 2.57/1.51      setminusIRneg: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusIRneg,definition,
% 2.57/1.51      ( setminusIRneg
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ B )
% 2.57/1.51           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusLsub_type,type,
% 2.57/1.51      setminusLsub: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusLsub,definition,
% 2.57/1.51      ( setminusLsub
% 2.57/1.51      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusSubset1_type,type,
% 2.57/1.51      setminusSubset1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setminusSubset1,definition,
% 2.57/1.51      ( setminusSubset1
% 2.57/1.51      = ( ! [A: $i,B: $i] :
% 2.57/1.51            ( ( ( setminus @ A @ B )
% 2.57/1.51              = emptyset )
% 2.57/1.51           => ( subset @ A @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiff_type,type,
% 2.57/1.51      symdiff: $i > $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiffE_type,type,
% 2.57/1.51      symdiffE: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiffE,definition,
% 2.57/1.51      ( symdiffE
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 2.57/1.51           => ! [Xphi: $o] :
% 2.57/1.51                ( ( ( in @ Xx @ A )
% 2.57/1.51                 => ( ~ ( in @ Xx @ B )
% 2.57/1.51                   => Xphi ) )
% 2.57/1.51               => ( ( ~ ( in @ Xx @ A )
% 2.57/1.51                   => ( ( in @ Xx @ B )
% 2.57/1.51                     => Xphi ) )
% 2.57/1.51                 => Xphi ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiffI1_type,type,
% 2.57/1.51      symdiffI1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiffI1,definition,
% 2.57/1.51      ( symdiffI1
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( ~ ( in @ Xx @ B )
% 2.57/1.51             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiffI2_type,type,
% 2.57/1.51      symdiffI2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiffI2,definition,
% 2.57/1.51      ( symdiffI2
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ~ ( in @ Xx @ A )
% 2.57/1.51           => ( ( in @ Xx @ B )
% 2.57/1.51             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiffIneg1_type,type,
% 2.57/1.51      symdiffIneg1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiffIneg1,definition,
% 2.57/1.51      ( symdiffIneg1
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( ( in @ Xx @ B )
% 2.57/1.51             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiffIneg2_type,type,
% 2.57/1.51      symdiffIneg2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(symdiffIneg2,definition,
% 2.57/1.51      ( symdiffIneg2
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ~ ( in @ Xx @ A )
% 2.57/1.51           => ( ~ ( in @ Xx @ B )
% 2.57/1.51             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(iskpair_type,type,
% 2.57/1.51      iskpair: $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(secondinupair_type,type,
% 2.57/1.51      secondinupair: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(secondinupair,definition,
% 2.57/1.51      ( secondinupair
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairIL_type,type,
% 2.57/1.51      setukpairIL: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairIL,definition,
% 2.57/1.51      ( setukpairIL
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairIR_type,type,
% 2.57/1.51      setukpairIR: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairIR,definition,
% 2.57/1.51      ( setukpairIR
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(kpairiskpair_type,type,
% 2.57/1.51      kpairiskpair: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(kpairiskpair,definition,
% 2.57/1.51      ( kpairiskpair
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(kpair_type,type,
% 2.57/1.51      kpair: $i > $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(kpairp_type,type,
% 2.57/1.51      kpairp: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(kpairp,definition,
% 2.57/1.51      ( kpairp
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprod_type,type,
% 2.57/1.51      cartprod: $i > $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(singletonsubset_type,type,
% 2.57/1.51      singletonsubset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(singletonsubset,definition,
% 2.57/1.51      ( singletonsubset
% 2.57/1.51      = ( ! [A: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(singletoninpowerset_type,type,
% 2.57/1.51      singletoninpowerset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(singletoninpowerset,definition,
% 2.57/1.51      ( singletoninpowerset
% 2.57/1.51      = ( ! [A: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(singletoninpowunion_type,type,
% 2.57/1.51      singletoninpowunion: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(singletoninpowunion,definition,
% 2.57/1.51      ( singletoninpowunion
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(upairset2E_type,type,
% 2.57/1.51      upairset2E: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(upairset2E,definition,
% 2.57/1.51      ( upairset2E
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.57/1.51            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.57/1.51           => ( ( Xz = Xx )
% 2.57/1.51              | ( Xz = Xy ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(upairsubunion_type,type,
% 2.57/1.51      upairsubunion: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(upairsubunion,definition,
% 2.57/1.51      ( upairsubunion
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(upairinpowunion_type,type,
% 2.57/1.51      upairinpowunion: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(upairinpowunion,definition,
% 2.57/1.51      ( upairinpowunion
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ubforcartprodlem1_type,type,
% 2.57/1.51      ubforcartprodlem1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ubforcartprodlem1,definition,
% 2.57/1.51      ( ubforcartprodlem1
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ubforcartprodlem2_type,type,
% 2.57/1.51      ubforcartprodlem2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ubforcartprodlem2,definition,
% 2.57/1.51      ( ubforcartprodlem2
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ubforcartprodlem3_type,type,
% 2.57/1.51      ubforcartprodlem3: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ubforcartprodlem3,definition,
% 2.57/1.51      ( ubforcartprodlem3
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodpairin_type,type,
% 2.57/1.51      cartprodpairin: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodpairin,definition,
% 2.57/1.51      ( cartprodpairin
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodmempair1_type,type,
% 2.57/1.51      cartprodmempair1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodmempair1,definition,
% 2.57/1.51      ( cartprodmempair1
% 2.57/1.51      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.57/1.51            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.57/1.51           => ? [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51                & ? [Xy: $i] :
% 2.57/1.51                    ( ( in @ Xy @ B )
% 2.57/1.51                    & ( Xu
% 2.57/1.51                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodmempair_type,type,
% 2.57/1.51      cartprodmempair: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodmempair,definition,
% 2.57/1.51      ( cartprodmempair
% 2.57/1.51      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.57/1.51            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.57/1.51           => ( iskpair @ Xu ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionE2_type,type,
% 2.57/1.51      setunionE2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionE2,definition,
% 2.57/1.51      ( setunionE2
% 2.57/1.51      = ( ! [A: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ ( setunion @ A ) )
% 2.57/1.51           => ? [X: $i] :
% 2.57/1.51                ( ( in @ X @ A )
% 2.57/1.51                & ( in @ Xx @ X ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionsingleton1_type,type,
% 2.57/1.51      setunionsingleton1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionsingleton1,definition,
% 2.57/1.51      ( setunionsingleton1
% 2.57/1.51      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionsingleton2_type,type,
% 2.57/1.51      setunionsingleton2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionsingleton2,definition,
% 2.57/1.51      ( setunionsingleton2
% 2.57/1.51      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionsingleton_type,type,
% 2.57/1.51      setunionsingleton: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setunionsingleton,definition,
% 2.57/1.51      ( setunionsingleton
% 2.57/1.51      = ( ! [Xx: $i] :
% 2.57/1.51            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 2.57/1.51            = Xx ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(singleton_type,type,
% 2.57/1.51      singleton: $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(singleton,definition,
% 2.57/1.51      ( singleton
% 2.57/1.51      = ( ^ [A: $i] :
% 2.57/1.51          ? [Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51            & ( A
% 2.57/1.51              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(singletonprop_type,type,
% 2.57/1.51      singletonprop: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(singletonprop,definition,
% 2.57/1.51      ( singletonprop
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ! [Xy: $i] :
% 2.57/1.51                    ( ( in @ Xy @ A )
% 2.57/1.51                   => ( ( Xphi @ Xx )
% 2.57/1.51                     => ( ( Xphi @ Xy )
% 2.57/1.51                       => ( Xx = Xy ) ) ) ) )
% 2.57/1.51           => ( ? [Xx: $i] :
% 2.57/1.51                  ( ( in @ Xx @ A )
% 2.57/1.51                  & ( Xphi @ Xx ) )
% 2.57/1.51             => ( singleton
% 2.57/1.51                @ ( dsetconstr @ A
% 2.57/1.51                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ex1_type,type,
% 2.57/1.51      ex1: $i > ( $i > $o ) > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ex1,definition,
% 2.57/1.51      ( ex1
% 2.57/1.51      = ( ^ [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( singleton
% 2.57/1.51            @ ( dsetconstr @ A
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ex1E1_type,type,
% 2.57/1.51      ex1E1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ex1E1,definition,
% 2.57/1.51      ( ex1E1
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ( ex1 @ A
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51           => ? [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51                & ( Xphi @ Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ex1I_type,type,
% 2.57/1.51      ex1I: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ex1I,definition,
% 2.57/1.51      ( ex1I
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ( ( Xphi @ Xx )
% 2.57/1.51             => ( ! [Xy: $i] :
% 2.57/1.51                    ( ( in @ Xy @ A )
% 2.57/1.51                   => ( ( Xphi @ Xy )
% 2.57/1.51                     => ( Xy = Xx ) ) )
% 2.57/1.51               => ( ex1 @ A
% 2.57/1.51                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ex1I2_type,type,
% 2.57/1.51      ex1I2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ex1I2,definition,
% 2.57/1.51      ( ex1I2
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ! [Xy: $i] :
% 2.57/1.51                    ( ( in @ Xy @ A )
% 2.57/1.51                   => ( ( Xphi @ Xx )
% 2.57/1.51                     => ( ( Xphi @ Xy )
% 2.57/1.51                       => ( Xx = Xy ) ) ) ) )
% 2.57/1.51           => ( ? [Xx: $i] :
% 2.57/1.51                  ( ( in @ Xx @ A )
% 2.57/1.51                  & ( Xphi @ Xx ) )
% 2.57/1.51             => ( ex1 @ A
% 2.57/1.51                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(singletonsuniq_type,type,
% 2.57/1.51      singletonsuniq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(singletonsuniq,definition,
% 2.57/1.51      ( singletonsuniq
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( ( setadjoin @ Xx @ emptyset )
% 2.57/1.51              = ( setadjoin @ Xy @ emptyset ) )
% 2.57/1.51           => ( Xx = Xy ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(atmost1p_type,type,
% 2.57/1.51      atmost1p: $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(atleast2p_type,type,
% 2.57/1.51      atleast2p: $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(atmost2p_type,type,
% 2.57/1.51      atmost2p: $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(upairsetp_type,type,
% 2.57/1.51      upairsetp: $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjL1_type,type,
% 2.57/1.51      setukpairinjL1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjL1,definition,
% 2.57/1.51      ( setukpairinjL1
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.57/1.51            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 2.57/1.51           => ( Xx = Xz ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(kfstsingleton_type,type,
% 2.57/1.51      kfstsingleton: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(kfstsingleton,definition,
% 2.57/1.51      ( kfstsingleton
% 2.57/1.51      = ( ! [Xu: $i] :
% 2.57/1.51            ( ( iskpair @ Xu )
% 2.57/1.51           => ( singleton
% 2.57/1.51              @ ( dsetconstr @ ( setunion @ Xu )
% 2.57/1.51                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(theprop_type,type,
% 2.57/1.51      theprop: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(theprop,definition,
% 2.57/1.51      ( theprop
% 2.57/1.51      = ( ! [X: $i] :
% 2.57/1.51            ( ( singleton @ X )
% 2.57/1.51           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(kfst_type,type,
% 2.57/1.51      kfst: $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(kfstpairEq_type,type,
% 2.57/1.51      kfstpairEq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(kfstpairEq,definition,
% 2.57/1.51      ( kfstpairEq
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.57/1.51            = Xx ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodfstin_type,type,
% 2.57/1.51      cartprodfstin: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodfstin,definition,
% 2.57/1.51      ( cartprodfstin
% 2.57/1.51      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.57/1.51            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.57/1.51           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjL2_type,type,
% 2.57/1.51      setukpairinjL2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjL2,definition,
% 2.57/1.51      ( setukpairinjL2
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.57/1.51            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.57/1.51              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.57/1.51           => ( Xx = Xz ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjL_type,type,
% 2.57/1.51      setukpairinjL: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjL,definition,
% 2.57/1.51      ( setukpairinjL
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.57/1.51            ( ( ( kpair @ Xx @ Xy )
% 2.57/1.51              = ( kpair @ Xz @ Xu ) )
% 2.57/1.51           => ( Xx = Xz ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjR11_type,type,
% 2.57/1.51      setukpairinjR11: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjR11,definition,
% 2.57/1.51      ( setukpairinjR11
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( Xx = Xy )
% 2.57/1.51           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.57/1.51              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjR12_type,type,
% 2.57/1.51      setukpairinjR12: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjR12,definition,
% 2.57/1.51      ( setukpairinjR12
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( Xx = Xy )
% 2.57/1.51           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.57/1.51              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjR1_type,type,
% 2.57/1.51      setukpairinjR1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjR1,definition,
% 2.57/1.51      ( setukpairinjR1
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.57/1.51            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.57/1.51              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.57/1.51           => ( ( Xz = Xu )
% 2.57/1.51             => ( Xy = Xu ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(upairequniteq_type,type,
% 2.57/1.51      upairequniteq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(upairequniteq,definition,
% 2.57/1.51      ( upairequniteq
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.57/1.51            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.57/1.51              = ( setadjoin @ Xz @ emptyset ) )
% 2.57/1.51           => ( Xx = Xy ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjR2_type,type,
% 2.57/1.51      setukpairinjR2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjR2,definition,
% 2.57/1.51      ( setukpairinjR2
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.57/1.51            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.57/1.51              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.57/1.51           => ( Xy = Xu ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjR_type,type,
% 2.57/1.51      setukpairinjR: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setukpairinjR,definition,
% 2.57/1.51      ( setukpairinjR
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.57/1.51            ( ( ( kpair @ Xx @ Xy )
% 2.57/1.51              = ( kpair @ Xz @ Xu ) )
% 2.57/1.51           => ( Xy = Xu ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ksndsingleton_type,type,
% 2.57/1.51      ksndsingleton: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ksndsingleton,definition,
% 2.57/1.51      ( ksndsingleton
% 2.57/1.51      = ( ! [Xu: $i] :
% 2.57/1.51            ( ( iskpair @ Xu )
% 2.57/1.51           => ( singleton
% 2.57/1.51              @ ( dsetconstr @ ( setunion @ Xu )
% 2.57/1.51                @ ^ [Xx: $i] :
% 2.57/1.51                    ( Xu
% 2.57/1.51                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ksnd_type,type,
% 2.57/1.51      ksnd: $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(ksndpairEq_type,type,
% 2.57/1.51      ksndpairEq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ksndpairEq,definition,
% 2.57/1.51      ( ksndpairEq
% 2.57/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.57/1.51            = Xy ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(kpairsurjEq_type,type,
% 2.57/1.51      kpairsurjEq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(kpairsurjEq,definition,
% 2.57/1.51      ( kpairsurjEq
% 2.57/1.51      = ( ! [Xu: $i] :
% 2.57/1.51            ( ( iskpair @ Xu )
% 2.57/1.51           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.57/1.51              = Xu ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodsndin_type,type,
% 2.57/1.51      cartprodsndin: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodsndin,definition,
% 2.57/1.51      ( cartprodsndin
% 2.57/1.51      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.57/1.51            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.57/1.51           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodpairmemEL_type,type,
% 2.57/1.51      cartprodpairmemEL: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodpairmemEL,definition,
% 2.57/1.51      ( cartprodpairmemEL
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.57/1.51           => ( in @ Xx @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodpairmemER_type,type,
% 2.57/1.51      cartprodpairmemER: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodpairmemER,definition,
% 2.57/1.51      ( cartprodpairmemER
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.57/1.51           => ( in @ Xy @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodmempaircEq_type,type,
% 2.57/1.51      cartprodmempaircEq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodmempaircEq,definition,
% 2.57/1.51      ( cartprodmempaircEq
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( ( kpair @ Xx @ Xy )
% 2.57/1.51                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodfstpairEq_type,type,
% 2.57/1.51      cartprodfstpairEq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodfstpairEq,definition,
% 2.57/1.51      ( cartprodfstpairEq
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.57/1.51                  = Xx ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodsndpairEq_type,type,
% 2.57/1.51      cartprodsndpairEq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodsndpairEq,definition,
% 2.57/1.51      ( cartprodsndpairEq
% 2.57/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.57/1.51                  = Xy ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodpairsurjEq_type,type,
% 2.57/1.51      cartprodpairsurjEq: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(cartprodpairsurjEq,definition,
% 2.57/1.51      ( cartprodpairsurjEq
% 2.57/1.51      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.57/1.51            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.57/1.51           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.57/1.51              = Xu ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(breln_type,type,
% 2.57/1.51      breln: $i > $i > $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(breln,definition,
% 2.57/1.51      ( breln
% 2.57/1.51      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstr_type,type,
% 2.57/1.51      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrI_type,type,
% 2.57/1.51      dpsetconstrI: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrI,definition,
% 2.57/1.51      ( dpsetconstrI
% 2.57/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( ( Xphi @ Xx @ Xy )
% 2.57/1.51                 => ( in @ ( kpair @ Xx @ Xy )
% 2.57/1.51                    @ ( dpsetconstr @ A @ B
% 2.57/1.51                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrSub_type,type,
% 2.57/1.51      dpsetconstrSub: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrSub,definition,
% 2.57/1.51      ( dpsetconstrSub
% 2.57/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.57/1.51            ( subset
% 2.57/1.51            @ ( dpsetconstr @ A @ B
% 2.57/1.51              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 2.57/1.51            @ ( cartprod @ A @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(setOfPairsIsBReln_type,type,
% 2.57/1.51      setOfPairsIsBReln: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(setOfPairsIsBReln,definition,
% 2.57/1.51      ( setOfPairsIsBReln
% 2.57/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.57/1.51            ( breln @ A @ B
% 2.57/1.51            @ ( dpsetconstr @ A @ B
% 2.57/1.51              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrERa_type,type,
% 2.57/1.51      dpsetconstrERa: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrERa,definition,
% 2.57/1.51      ( dpsetconstrERa
% 2.57/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.57/1.51            ( ( in @ Xx @ A )
% 2.57/1.51           => ! [Xy: $i] :
% 2.57/1.51                ( ( in @ Xy @ B )
% 2.57/1.51               => ( ( in @ ( kpair @ Xx @ Xy )
% 2.57/1.51                    @ ( dpsetconstr @ A @ B
% 2.57/1.51                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.57/1.51                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrEL1_type,type,
% 2.57/1.51      dpsetconstrEL1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrEL1,definition,
% 2.57/1.51      ( dpsetconstrEL1
% 2.57/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ ( kpair @ Xx @ Xy )
% 2.57/1.51              @ ( dpsetconstr @ A @ B
% 2.57/1.51                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.57/1.51           => ( in @ Xx @ A ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrEL2_type,type,
% 2.57/1.51      dpsetconstrEL2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrEL2,definition,
% 2.57/1.51      ( dpsetconstrEL2
% 2.57/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ ( kpair @ Xx @ Xy )
% 2.57/1.51              @ ( dpsetconstr @ A @ B
% 2.57/1.51                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.57/1.51           => ( in @ Xy @ B ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrER_type,type,
% 2.57/1.51      dpsetconstrER: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(dpsetconstrER,definition,
% 2.57/1.51      ( dpsetconstrER
% 2.57/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.57/1.51            ( ( in @ ( kpair @ Xx @ Xy )
% 2.57/1.51              @ ( dpsetconstr @ A @ B
% 2.57/1.51                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.57/1.51           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(func_type,type,
% 2.57/1.51      func: $i > $i > $i > $o ).
% 2.57/1.51  
% 2.57/1.51  thf(funcSet_type,type,
% 2.57/1.51      funcSet: $i > $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(funcImageSingleton_type,type,
% 2.57/1.51      funcImageSingleton: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(funcImageSingleton,definition,
% 2.57/1.51      ( funcImageSingleton
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( func @ A @ B @ Xf )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( singleton
% 2.57/1.51                  @ ( dsetconstr @ B
% 2.57/1.51                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(apProp_type,type,
% 2.57/1.51      apProp: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(apProp,definition,
% 2.57/1.51      ( apProp
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( func @ A @ B @ Xf )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in
% 2.57/1.51                  @ ( setunion
% 2.57/1.51                    @ ( dsetconstr @ B
% 2.57/1.51                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 2.57/1.51                  @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ap_type,type,
% 2.57/1.51      ap: $i > $i > $i > $i > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(app_type,type,
% 2.57/1.51      app: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(app,definition,
% 2.57/1.51      ( app
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( func @ A @ B @ Xf )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(infuncsetfunc_type,type,
% 2.57/1.51      infuncsetfunc: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(infuncsetfunc,definition,
% 2.57/1.51      ( infuncsetfunc
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.57/1.51           => ( func @ A @ B @ Xf ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ap2p_type,type,
% 2.57/1.51      ap2p: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ap2p,definition,
% 2.57/1.51      ( ap2p
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(funcinfuncset_type,type,
% 2.57/1.51      funcinfuncset: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(funcinfuncset,definition,
% 2.57/1.51      ( funcinfuncset
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( func @ A @ B @ Xf )
% 2.57/1.51           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(lamProp_type,type,
% 2.57/1.51      lamProp: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(lamProp,definition,
% 2.57/1.51      ( lamProp
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.57/1.51           => ( func @ A @ B
% 2.57/1.51              @ ( dpsetconstr @ A @ B
% 2.57/1.51                @ ^ [Xx: $i,Xy: $i] :
% 2.57/1.51                    ( ( Xf @ Xx )
% 2.57/1.51                    = Xy ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(lam_type,type,
% 2.57/1.51      lam: $i > $i > ( $i > $i ) > $i ).
% 2.57/1.51  
% 2.57/1.51  thf(lam,definition,
% 2.57/1.51      ( lam
% 2.57/1.51      = ( ^ [A: $i,B: $i,Xf: $i > $i] :
% 2.57/1.51            ( dpsetconstr @ A @ B
% 2.57/1.51            @ ^ [Xx: $i,Xy: $i] :
% 2.57/1.51                ( ( Xf @ Xx )
% 2.57/1.51                = Xy ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(lamp_type,type,
% 2.57/1.51      lamp: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(lamp,definition,
% 2.57/1.51      ( lamp
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.57/1.51           => ( func @ A @ B
% 2.57/1.51              @ ( lam @ A @ B
% 2.57/1.51                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(lam2p_type,type,
% 2.57/1.51      lam2p: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(lam2p,definition,
% 2.57/1.51      ( lam2p
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.57/1.51            ( ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.57/1.51           => ( in
% 2.57/1.51              @ ( lam @ A @ B
% 2.57/1.51                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.57/1.51              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(brelnall1_type,type,
% 2.57/1.51      brelnall1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(brelnall1,definition,
% 2.57/1.51      ( brelnall1
% 2.57/1.51      = ( ! [A: $i,B: $i,R: $i] :
% 2.57/1.51            ( ( breln @ A @ B @ R )
% 2.57/1.51           => ! [Xphi: $i > $o] :
% 2.57/1.51                ( ! [Xx: $i] :
% 2.57/1.51                    ( ( in @ Xx @ A )
% 2.57/1.51                   => ! [Xy: $i] :
% 2.57/1.51                        ( ( in @ Xy @ B )
% 2.57/1.51                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.57/1.51                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.57/1.51               => ! [Xx: $i] :
% 2.57/1.51                    ( ( in @ Xx @ R )
% 2.57/1.51                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(brelnall2_type,type,
% 2.57/1.51      brelnall2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(brelnall2,definition,
% 2.57/1.51      ( brelnall2
% 2.57/1.51      = ( ! [A: $i,B: $i,R: $i] :
% 2.57/1.51            ( ( breln @ A @ B @ R )
% 2.57/1.51           => ! [Xphi: $i > $o] :
% 2.57/1.51                ( ! [Xx: $i] :
% 2.57/1.51                    ( ( in @ Xx @ A )
% 2.57/1.51                   => ! [Xy: $i] :
% 2.57/1.51                        ( ( in @ Xy @ B )
% 2.57/1.51                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.57/1.51                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.57/1.51               => ! [Xx: $i] :
% 2.57/1.51                    ( ( in @ Xx @ R )
% 2.57/1.51                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ex1E2_type,type,
% 2.57/1.51      ex1E2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(ex1E2,definition,
% 2.57/1.51      ( ex1E2
% 2.57/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.57/1.51            ( ( ex1 @ A
% 2.57/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ! [Xy: $i] :
% 2.57/1.51                    ( ( in @ Xy @ A )
% 2.57/1.51                   => ( ( Xphi @ Xx )
% 2.57/1.51                     => ( ( Xphi @ Xy )
% 2.57/1.51                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(funcGraphProp1_type,type,
% 2.57/1.51      funcGraphProp1: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(funcGraphProp1,definition,
% 2.57/1.51      ( funcGraphProp1
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( func @ A @ B @ Xf )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(funcGraphProp3_type,type,
% 2.57/1.51      funcGraphProp3: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(funcGraphProp3,definition,
% 2.57/1.51      ( funcGraphProp3
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(funcGraphProp2_type,type,
% 2.57/1.51      funcGraphProp2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(funcGraphProp2,definition,
% 2.57/1.51      ( funcGraphProp2
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( func @ A @ B @ Xf )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ! [Xy: $i] :
% 2.57/1.51                    ( ( in @ Xy @ B )
% 2.57/1.51                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.57/1.51                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.57/1.51                        = Xy ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(funcextLem_type,type,
% 2.57/1.51      funcextLem: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(funcextLem,definition,
% 2.57/1.51      ( funcextLem
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( func @ A @ B @ Xf )
% 2.57/1.51           => ! [Xg: $i] :
% 2.57/1.51                ( ( func @ A @ B @ Xg )
% 2.57/1.51               => ( ! [Xx: $i] :
% 2.57/1.51                      ( ( in @ Xx @ A )
% 2.57/1.51                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.57/1.51                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.57/1.51                 => ! [Xx: $i] :
% 2.57/1.51                      ( ( in @ Xx @ A )
% 2.57/1.51                     => ! [Xy: $i] :
% 2.57/1.51                          ( ( in @ Xy @ B )
% 2.57/1.51                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 2.57/1.51                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(funcGraphProp4_type,type,
% 2.57/1.51      funcGraphProp4: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(funcGraphProp4,definition,
% 2.57/1.51      ( funcGraphProp4
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.57/1.51           => ! [Xx: $i] :
% 2.57/1.51                ( ( in @ Xx @ A )
% 2.57/1.51               => ! [Xy: $i] :
% 2.57/1.51                    ( ( in @ Xy @ B )
% 2.57/1.51                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.57/1.51                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.57/1.51                        = Xy ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(subbreln_type,type,
% 2.57/1.51      subbreln: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(subbreln,definition,
% 2.57/1.51      ( subbreln
% 2.57/1.51      = ( ! [A: $i,B: $i,R: $i] :
% 2.57/1.51            ( ( breln @ A @ B @ R )
% 2.57/1.51           => ! [S: $i] :
% 2.57/1.51                ( ( breln @ A @ B @ S )
% 2.57/1.51               => ( ! [Xx: $i] :
% 2.57/1.51                      ( ( in @ Xx @ A )
% 2.57/1.51                     => ! [Xy: $i] :
% 2.57/1.51                          ( ( in @ Xy @ B )
% 2.57/1.51                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.57/1.51                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.57/1.51                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(eqbreln_type,type,
% 2.57/1.51      eqbreln: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(eqbreln,definition,
% 2.57/1.51      ( eqbreln
% 2.57/1.51      = ( ! [A: $i,B: $i,R: $i] :
% 2.57/1.51            ( ( breln @ A @ B @ R )
% 2.57/1.51           => ! [S: $i] :
% 2.57/1.51                ( ( breln @ A @ B @ S )
% 2.57/1.51               => ( ! [Xx: $i] :
% 2.57/1.51                      ( ( in @ Xx @ A )
% 2.57/1.51                     => ! [Xy: $i] :
% 2.57/1.51                          ( ( in @ Xy @ B )
% 2.57/1.51                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.57/1.51                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.57/1.51                 => ( ! [Xx: $i] :
% 2.57/1.51                        ( ( in @ Xx @ A )
% 2.57/1.51                       => ! [Xy: $i] :
% 2.57/1.51                            ( ( in @ Xy @ B )
% 2.57/1.51                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 2.57/1.51                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 2.57/1.51                   => ( R = S ) ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(funcext_type,type,
% 2.57/1.51      funcext: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(funcext,definition,
% 2.57/1.51      ( funcext
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( func @ A @ B @ Xf )
% 2.57/1.51           => ! [Xg: $i] :
% 2.57/1.51                ( ( func @ A @ B @ Xg )
% 2.57/1.51               => ( ! [Xx: $i] :
% 2.57/1.51                      ( ( in @ Xx @ A )
% 2.57/1.51                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.57/1.51                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.57/1.51                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(funcext2_type,type,
% 2.57/1.51      funcext2: $o ).
% 2.57/1.51  
% 2.57/1.51  thf(funcext2,definition,
% 2.57/1.51      ( funcext2
% 2.57/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.57/1.51           => ! [Xg: $i] :
% 2.57/1.51                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 2.57/1.51               => ( ! [Xx: $i] :
% 2.57/1.51                      ( ( in @ Xx @ A )
% 2.57/1.51                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.57/1.51                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.57/1.51                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.57/1.51  
% 2.57/1.51  thf(ap2apEq1,conjecture,
% 2.57/1.51      ( setextAx
% 2.57/1.51     => ( emptysetAx
% 2.57/1.51       => ( setadjoinAx
% 2.57/1.51         => ( powersetAx
% 2.57/1.51           => ( setunionAx
% 2.57/1.51             => ( omega0Ax
% 2.57/1.51               => ( omegaSAx
% 2.57/1.51                 => ( omegaIndAx
% 2.57/1.51                   => ( replAx
% 2.57/1.51                     => ( foundationAx
% 2.57/1.51                       => ( wellorderingAx
% 2.57/1.51                         => ( descrp
% 2.57/1.51                           => ( dsetconstrI
% 2.57/1.51                             => ( dsetconstrEL
% 2.57/1.51                               => ( dsetconstrER
% 2.57/1.51                                 => ( exuE1
% 2.57/1.51                                   => ( prop2setE
% 2.57/1.51                                     => ( emptysetE
% 2.57/1.51                                       => ( emptysetimpfalse
% 2.57/1.51                                         => ( notinemptyset
% 2.57/1.51                                           => ( exuE3e
% 2.57/1.51                                             => ( setext
% 2.57/1.51                                               => ( emptyI
% 2.57/1.51                                                 => ( noeltsimpempty
% 2.57/1.51                                                   => ( setbeta
% 2.57/1.51                                                     => ( nonemptyE1
% 2.57/1.51                                                       => ( nonemptyI
% 2.57/1.51                                                         => ( nonemptyI1
% 2.57/1.51                                                           => ( setadjoinIL
% 2.57/1.51                                                             => ( emptyinunitempty
% 2.57/1.51                                                               => ( setadjoinIR
% 2.57/1.51                                                                 => ( setadjoinE
% 2.57/1.51                                                                   => ( setadjoinOr
% 2.57/1.51                                                                     => ( setoftrueEq
% 2.57/1.51                                                                       => ( powersetI
% 2.57/1.51                                                                         => ( emptyinPowerset
% 2.57/1.51                                                                           => ( emptyInPowerset
% 2.57/1.51                                                                             => ( powersetE
% 2.57/1.51                                                                               => ( setunionI
% 2.57/1.51                                                                                 => ( setunionE
% 2.57/1.51                                                                                   => ( subPowSU
% 2.57/1.51                                                                                     => ( exuE2
% 2.57/1.51                                                                                       => ( nonemptyImpWitness
% 2.57/1.51                                                                                         => ( uniqinunit
% 2.57/1.51                                                                                           => ( notinsingleton
% 2.57/1.51                                                                                             => ( eqinunit
% 2.57/1.51                                                                                               => ( singletonsswitch
% 2.57/1.51                                                                                                 => ( upairsetE
% 2.57/1.51                                                                                                   => ( upairsetIL
% 2.57/1.51                                                                                                     => ( upairsetIR
% 2.57/1.51                                                                                                       => ( emptyE1
% 2.57/1.51                                                                                                         => ( vacuousDall
% 2.57/1.51                                                                                                           => ( quantDeMorgan1
% 2.57/1.51                                                                                                             => ( quantDeMorgan2
% 2.57/1.51                                                                                                               => ( quantDeMorgan3
% 2.57/1.51                                                                                                                 => ( quantDeMorgan4
% 2.57/1.51                                                                                                                   => ( prop2setI
% 2.57/1.51                                                                                                                     => ( prop2set2propI
% 2.57/1.51                                                                                                                       => ( notdexE
% 2.57/1.51                                                                                                                         => ( notdallE
% 2.57/1.51                                                                                                                           => ( exuI1
% 2.57/1.51                                                                                                                             => ( exuI3
% 2.57/1.51                                                                                                                               => ( exuI2
% 2.57/1.51                                                                                                                                 => ( inCongP
% 2.57/1.51                                                                                                                                   => ( in__Cong
% 2.57/1.51                                                                                                                                     => ( exuE3u
% 2.57/1.51                                                                                                                                       => ( exu__Cong
% 2.57/1.51                                                                                                                                         => ( emptyset__Cong
% 2.57/1.51                                                                                                                                           => ( setadjoin__Cong
% 2.57/1.51                                                                                                                                             => ( powerset__Cong
% 2.57/1.51                                                                                                                                               => ( setunion__Cong
% 2.57/1.51                                                                                                                                                 => ( omega__Cong
% 2.57/1.51                                                                                                                                                   => ( exuEu
% 2.57/1.51                                                                                                                                                     => ( descr__Cong
% 2.57/1.51                                                                                                                                                       => ( dsetconstr__Cong
% 2.57/1.51                                                                                                                                                         => ( subsetI1
% 2.57/1.51                                                                                                                                                           => ( eqimpsubset2
% 2.57/1.51                                                                                                                                                             => ( eqimpsubset1
% 2.57/1.51                                                                                                                                                               => ( subsetI2
% 2.57/1.51                                                                                                                                                                 => ( emptysetsubset
% 2.57/1.51                                                                                                                                                                   => ( subsetE
% 2.57/1.51                                                                                                                                                                     => ( subsetE2
% 2.57/1.51                                                                                                                                                                       => ( notsubsetI
% 2.57/1.51                                                                                                                                                                         => ( notequalI1
% 2.57/1.51                                                                                                                                                                           => ( notequalI2
% 2.57/1.51                                                                                                                                                                             => ( subsetRefl
% 2.57/1.51                                                                                                                                                                               => ( subsetTrans
% 2.57/1.51                                                                                                                                                                                 => ( setadjoinSub
% 2.57/1.51                                                                                                                                                                                   => ( setadjoinSub2
% 2.57/1.51                                                                                                                                                                                     => ( subset2powerset
% 2.57/1.51                                                                                                                                                                                       => ( setextsub
% 2.57/1.51                                                                                                                                                                                         => ( subsetemptysetimpeq
% 2.57/1.51                                                                                                                                                                                           => ( powersetI1
% 2.57/1.51                                                                                                                                                                                             => ( powersetE1
% 2.57/1.51                                                                                                                                                                                               => ( inPowerset
% 2.57/1.51                                                                                                                                                                                                 => ( powersetsubset
% 2.57/1.51                                                                                                                                                                                                   => ( sepInPowerset
% 2.57/1.51                                                                                                                                                                                                     => ( sepSubset
% 2.57/1.51                                                                                                                                                                                                       => ( binunionIL
% 2.57/1.51                                                                                                                                                                                                         => ( upairset2IR
% 2.57/1.51                                                                                                                                                                                                           => ( binunionIR
% 2.57/1.51                                                                                                                                                                                                             => ( binunionEcases
% 2.57/1.51                                                                                                                                                                                                               => ( binunionE
% 2.57/1.51                                                                                                                                                                                                                 => ( binunionLsub
% 2.57/1.51                                                                                                                                                                                                                   => ( binunionRsub
% 2.57/1.51                                                                                                                                                                                                                     => ( binintersectI
% 2.57/1.51                                                                                                                                                                                                                       => ( binintersectSubset5
% 2.57/1.51                                                                                                                                                                                                                         => ( binintersectEL
% 2.57/1.51                                                                                                                                                                                                                           => ( binintersectLsub
% 2.57/1.51                                                                                                                                                                                                                             => ( binintersectSubset2
% 2.57/1.51                                                                                                                                                                                                                               => ( binintersectSubset3
% 2.57/1.51                                                                                                                                                                                                                                 => ( binintersectER
% 2.57/1.51                                                                                                                                                                                                                                   => ( disjointsetsI1
% 2.57/1.51                                                                                                                                                                                                                                     => ( binintersectRsub
% 2.57/1.51                                                                                                                                                                                                                                       => ( binintersectSubset4
% 2.57/1.51                                                                                                                                                                                                                                         => ( binintersectSubset1
% 2.57/1.51                                                                                                                                                                                                                                           => ( bs114d
% 2.57/1.51                                                                                                                                                                                                                                             => ( setminusI
% 2.57/1.51                                                                                                                                                                                                                                               => ( setminusEL
% 2.57/1.51                                                                                                                                                                                                                                                 => ( setminusER
% 2.57/1.51                                                                                                                                                                                                                                                   => ( setminusSubset2
% 2.57/1.51                                                                                                                                                                                                                                                     => ( setminusERneg
% 2.57/1.51                                                                                                                                                                                                                                                       => ( setminusELneg
% 2.57/1.51                                                                                                                                                                                                                                                         => ( setminusILneg
% 2.57/1.51                                                                                                                                                                                                                                                           => ( setminusIRneg
% 2.57/1.51                                                                                                                                                                                                                                                             => ( setminusLsub
% 2.57/1.51                                                                                                                                                                                                                                                               => ( setminusSubset1
% 2.57/1.51                                                                                                                                                                                                                                                                 => ( symdiffE
% 2.57/1.51                                                                                                                                                                                                                                                                   => ( symdiffI1
% 2.57/1.51                                                                                                                                                                                                                                                                     => ( symdiffI2
% 2.57/1.51                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 2.57/1.51                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 2.57/1.51                                                                                                                                                                                                                                                                           => ( secondinupair
% 2.57/1.51                                                                                                                                                                                                                                                                             => ( setukpairIL
% 2.57/1.51                                                                                                                                                                                                                                                                               => ( setukpairIR
% 2.57/1.51                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 2.57/1.51                                                                                                                                                                                                                                                                                   => ( kpairp
% 2.57/1.51                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 2.57/1.51                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 2.57/1.51                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 2.57/1.51                                                                                                                                                                                                                                                                                           => ( upairset2E
% 2.57/1.51                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 2.57/1.51                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 2.57/1.51                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 2.57/1.51                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 2.57/1.51                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 2.57/1.51                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 2.57/1.51                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 2.57/1.51                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 2.57/1.51                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 2.57/1.51                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 2.57/1.51                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 2.57/1.51                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 2.57/1.51                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 2.57/1.51                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 2.57/1.51                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 2.57/1.51                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 2.57/1.51                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 2.57/1.51                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 2.57/1.51                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 2.57/1.51                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 2.57/1.51                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 2.57/1.51                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 2.57/1.51                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [A: $i,B: $i,Xf: $i] :
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                                         => ! [Xx: $i] :
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                                              ( ( in @ Xx @ A )
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( ap @ A @ B @ Xf @ Xx )
% 2.57/1.52                                                                                                                                                                                                                                                                                                                                                                                                                                                = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 2.57/1.52  ------------------------
% 2.57/1.54  % (23576)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_23302 for (2999ds/27Mi)
% 2.57/1.54  % (23575)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_23302 for (2999ds/4Mi)
% 2.57/1.54  % (23575)Instruction limit reached!
% 2.57/1.54  % (23575)------------------------------
% 2.57/1.54  % (23575)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.54  % (23575)Termination reason: Unknown
% 2.57/1.54  % (23575)Termination phase: shuffling
% 2.57/1.54  
% 2.57/1.54  % (23575)Memory used [KB]: 1407
% 2.57/1.54  % (23575)Time elapsed: 0.003 s
% 2.57/1.54  % (23575)Instructions burned: 5 (million)
% 2.57/1.54  % (23575)------------------------------
% 2.57/1.54  % (23575)------------------------------
% 2.57/1.54  % (23574)lrs+1002_1:8_bd=off:fd=off:hud=10:tnu=1:i=183:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/183Mi)
% 2.57/1.54  % (23577)lrs+10_1:1_au=on:inj=on:i=2:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/2Mi)
% 2.57/1.54  % (23579)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_23302 for (2999ds/275Mi)
% 2.57/1.54  % (23580)lrs+1004_1:128_cond=on:e2e=on:sp=weighted_frequency:i=18:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/18Mi)
% 2.57/1.54  % (23578)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_23302 for (2999ds/2Mi)
% 2.57/1.54  % (23576)Instruction limit reached!
% 2.57/1.54  % (23576)------------------------------
% 2.57/1.54  % (23576)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.54  % (23576)Termination reason: Unknown
% 2.57/1.54  % (23576)Termination phase: shuffling
% 2.57/1.54  
% 2.57/1.54  % (23576)Memory used [KB]: 1918
% 2.57/1.54  % (23576)Time elapsed: 0.010 s
% 2.57/1.54  % (23576)Instructions burned: 29 (million)
% 2.57/1.54  % (23576)------------------------------
% 2.57/1.54  % (23576)------------------------------
% 2.57/1.54  % (23577)Instruction limit reached!
% 2.57/1.54  % (23577)------------------------------
% 2.57/1.54  % (23577)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.54  % (23577)Termination reason: Unknown
% 2.57/1.54  % (23577)Termination phase: shuffling
% 2.57/1.54  
% 2.57/1.54  % (23577)Memory used [KB]: 1407
% 2.57/1.54  % (23577)Time elapsed: 0.004 s
% 2.57/1.54  % (23577)Instructions burned: 3 (million)
% 2.57/1.54  % (23577)------------------------------
% 2.57/1.54  % (23577)------------------------------
% 2.57/1.54  % (23578)Instruction limit reached!
% 2.57/1.54  % (23578)------------------------------
% 2.57/1.54  % (23578)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.54  % (23578)Termination reason: Unknown
% 2.57/1.54  % (23578)Termination phase: shuffling
% 2.57/1.54  
% 2.57/1.54  % (23578)Memory used [KB]: 1407
% 2.57/1.54  % (23578)Time elapsed: 0.003 s
% 2.57/1.54  % (23578)Instructions burned: 3 (million)
% 2.57/1.54  % (23578)------------------------------
% 2.57/1.54  % (23578)------------------------------
% 2.57/1.55  % (23581)lrs+10_1:1_bet=on:cnfonf=off:fd=off:hud=5:inj=on:i=3:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/3Mi)
% 2.57/1.55  % (23581)Instruction limit reached!
% 2.57/1.55  % (23581)------------------------------
% 2.57/1.55  % (23581)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.55  % (23581)Termination reason: Unknown
% 2.57/1.55  % (23581)Termination phase: shuffling
% 2.57/1.55  
% 2.57/1.55  % (23581)Memory used [KB]: 1407
% 2.57/1.55  % (23581)Time elapsed: 0.003 s
% 2.57/1.55  % (23581)Instructions burned: 5 (million)
% 2.57/1.55  % (23581)------------------------------
% 2.57/1.55  % (23581)------------------------------
% 2.57/1.55  % (23580)Instruction limit reached!
% 2.57/1.55  % (23580)------------------------------
% 2.57/1.55  % (23580)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.55  % (23580)Termination reason: Unknown
% 2.57/1.55  % (23580)Termination phase: shuffling
% 2.57/1.55  
% 2.57/1.55  % (23580)Memory used [KB]: 1663
% 2.57/1.55  % (23580)Time elapsed: 0.013 s
% 2.57/1.55  % (23580)Instructions burned: 18 (million)
% 2.57/1.55  % (23580)------------------------------
% 2.57/1.55  % (23580)------------------------------
% 2.57/1.55  % (23582)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_23302 for (2999ds/37Mi)
% 2.57/1.56  % (23583)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_23302 for (2999ds/15Mi)
% 2.57/1.56  % (23584)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_23302 for (2999ds/3Mi)
% 2.57/1.56  % (23585)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_23302 for (2999ds/1041Mi)
% 2.57/1.56  % (23584)Instruction limit reached!
% 2.57/1.56  % (23584)------------------------------
% 2.57/1.56  % (23584)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.56  % (23584)Termination reason: Unknown
% 2.57/1.56  % (23584)Termination phase: shuffling
% 2.57/1.56  
% 2.57/1.56  % (23584)Memory used [KB]: 1407
% 2.57/1.56  % (23584)Time elapsed: 0.004 s
% 2.57/1.56  % (23584)Instructions burned: 3 (million)
% 2.57/1.56  % (23584)------------------------------
% 2.57/1.56  % (23584)------------------------------
% 2.57/1.57  % (23582)Instruction limit reached!
% 2.57/1.57  % (23582)------------------------------
% 2.57/1.57  % (23582)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.57  % (23582)Termination reason: Unknown
% 2.57/1.57  % (23582)Termination phase: Property scanning
% 2.57/1.57  
% 2.57/1.57  % (23582)Memory used [KB]: 2174
% 2.57/1.57  % (23582)Time elapsed: 0.012 s
% 2.57/1.57  % (23582)Instructions burned: 39 (million)
% 2.57/1.57  % (23582)------------------------------
% 2.57/1.57  % (23582)------------------------------
% 2.57/1.57  % (23586)lrs+10_1:1_av=off:chr=on:plsq=on:slsq=on:i=7:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/7Mi)
% 2.57/1.57  % (23583)Instruction limit reached!
% 2.57/1.57  % (23583)------------------------------
% 2.57/1.57  % (23583)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.57  % (23583)Termination reason: Unknown
% 2.57/1.57  % (23583)Termination phase: shuffling
% 2.57/1.57  
% 2.57/1.57  % (23583)Memory used [KB]: 1663
% 2.57/1.57  % (23583)Time elapsed: 0.011 s
% 2.57/1.57  % (23583)Instructions burned: 15 (million)
% 2.57/1.57  % (23583)------------------------------
% 2.57/1.57  % (23583)------------------------------
% 2.57/1.57  % (23586)Instruction limit reached!
% 2.57/1.57  % (23586)------------------------------
% 2.57/1.57  % (23586)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.57  % (23586)Termination reason: Unknown
% 2.57/1.57  % (23586)Termination phase: shuffling
% 2.57/1.57  
% 2.57/1.57  % (23586)Memory used [KB]: 1535
% 2.57/1.57  % (23586)Time elapsed: 0.005 s
% 2.57/1.57  % (23586)Instructions burned: 7 (million)
% 2.57/1.57  % (23586)------------------------------
% 2.57/1.57  % (23586)------------------------------
% 2.57/1.58  % (23588)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_23302 for (2999ds/3Mi)
% 2.57/1.58  % (23588)Instruction limit reached!
% 2.57/1.58  % (23588)------------------------------
% 2.57/1.58  % (23588)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.58  % (23588)Termination reason: Unknown
% 2.57/1.58  % (23588)Termination phase: shuffling
% 2.57/1.58  
% 2.57/1.58  % (23588)Memory used [KB]: 1407
% 2.57/1.58  % (23588)Time elapsed: 0.002 s
% 2.57/1.58  % (23588)Instructions burned: 3 (million)
% 2.57/1.58  % (23588)------------------------------
% 2.57/1.58  % (23588)------------------------------
% 2.57/1.58  % (23587)lrs+10_1:1_acc=on:amm=sco:cs=on:tgt=full:i=16:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/16Mi)
% 2.57/1.59  % (23590)lrs+10_1:1_cnfonf=off:cs=on:hud=3:prag=on:sup=off:i=7:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/7Mi)
% 2.57/1.59  % (23591)dis+1002_1:1_add=large:cnfonf=lazy_pi_sigma_gen:fe=off:prag=on:i=3:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/3Mi)
% 2.57/1.59  % (23591)Instruction limit reached!
% 2.57/1.59  % (23591)------------------------------
% 2.57/1.59  % (23591)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.59  % (23591)Termination reason: Unknown
% 2.57/1.59  % (23591)Termination phase: shuffling
% 2.57/1.59  
% 2.57/1.59  % (23591)Memory used [KB]: 1407
% 2.57/1.59  % (23591)Time elapsed: 0.002 s
% 2.57/1.59  % (23591)Instructions burned: 3 (million)
% 2.57/1.59  % (23591)------------------------------
% 2.57/1.59  % (23591)------------------------------
% 2.57/1.59  % (23590)Instruction limit reached!
% 2.57/1.59  % (23590)------------------------------
% 2.57/1.59  % (23590)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.59  % (23590)Termination reason: Unknown
% 2.57/1.59  % (23590)Termination phase: shuffling
% 2.57/1.59  
% 2.57/1.59  % (23590)Memory used [KB]: 1535
% 2.57/1.59  % (23590)Time elapsed: 0.003 s
% 2.57/1.59  % (23590)Instructions burned: 8 (million)
% 2.57/1.59  % (23590)------------------------------
% 2.57/1.59  % (23590)------------------------------
% 2.57/1.59  % (23589)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_23302 for (2999ds/3Mi)
% 2.57/1.59  % (23587)Instruction limit reached!
% 2.57/1.59  % (23587)------------------------------
% 2.57/1.59  % (23587)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.59  % (23587)Termination reason: Unknown
% 2.57/1.59  % (23587)Termination phase: shuffling
% 2.57/1.59  
% 2.57/1.59  % (23589)Instruction limit reached!
% 2.57/1.59  % (23589)------------------------------
% 2.57/1.59  % (23589)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.57/1.59  % (23587)Memory used [KB]: 1663
% 2.57/1.59  % (23589)Termination reason: Unknown
% 2.57/1.59  % (23587)Time elapsed: 0.011 s
% 2.57/1.59  % (23587)Instructions burned: 17 (million)
% 2.57/1.59  % (23589)Termination phase: shuffling
% 2.57/1.59  
% 2.57/1.59  % (23587)------------------------------
% 2.57/1.59  % (23587)------------------------------
% 2.57/1.59  % (23589)Memory used [KB]: 1407
% 2.57/1.59  % (23589)Time elapsed: 0.004 s
% 2.57/1.59  % (23589)Instructions burned: 4 (million)
% 2.57/1.59  % (23589)------------------------------
% 2.57/1.59  % (23589)------------------------------
% 2.57/1.60  % (23592)dis+1004_1:1_cha=on:cs=on:fe=off:hud=1:i=4:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/4Mi)
% 2.62/1.60  % (23593)lrs+1002_1:1_anc=all_dependent:au=on:cbe=off:fde=unused:ntd=on:i=18:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/18Mi)
% 2.62/1.60  % (23592)Instruction limit reached!
% 2.62/1.60  % (23592)------------------------------
% 2.62/1.60  % (23592)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.62/1.60  % (23592)Termination reason: Unknown
% 2.62/1.60  % (23592)Termination phase: shuffling
% 2.62/1.60  
% 2.62/1.60  % (23592)Memory used [KB]: 1407
% 2.62/1.60  % (23592)Time elapsed: 0.003 s
% 2.62/1.60  % (23592)Instructions burned: 6 (million)
% 2.62/1.60  % (23592)------------------------------
% 2.62/1.60  % (23592)------------------------------
% 2.62/1.60  % (23593)Instruction limit reached!
% 2.62/1.60  % (23593)------------------------------
% 2.62/1.60  % (23593)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.62/1.60  % (23593)Termination reason: Unknown
% 2.62/1.60  % (23593)Termination phase: shuffling
% 2.62/1.60  
% 2.62/1.60  % (23593)Memory used [KB]: 1791
% 2.62/1.60  % (23593)Time elapsed: 0.007 s
% 2.62/1.60  % (23593)Instructions burned: 21 (million)
% 2.62/1.60  % (23593)------------------------------
% 2.62/1.60  % (23593)------------------------------
% 2.62/1.61  % (23596)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_23302 for (2999ds/902Mi)
% 2.62/1.61  % (23574)Instruction limit reached!
% 2.62/1.61  % (23574)------------------------------
% 2.62/1.61  % (23574)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.62/1.61  % (23574)Termination reason: Unknown
% 2.62/1.61  % (23574)Termination phase: Saturation
% 2.62/1.61  
% 2.62/1.61  % (23574)Memory used [KB]: 7547
% 2.62/1.61  % (23574)Time elapsed: 0.068 s
% 2.62/1.61  % (23574)Instructions burned: 184 (million)
% 2.62/1.61  % (23574)------------------------------
% 2.62/1.61  % (23574)------------------------------
% 2.62/1.61  % (23595)lrs+1004_1:1_chr=on:prag=on:i=6:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/6Mi)
% 2.62/1.61  % (23594)lrs+10_1:1_e2e=on:sd=1:sgt=8:ss=axioms:i=710:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/710Mi)
% 2.62/1.61  % (23595)Instruction limit reached!
% 2.62/1.61  % (23595)------------------------------
% 2.62/1.61  % (23595)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.62/1.61  % (23595)Termination reason: Unknown
% 2.62/1.61  % (23595)Termination phase: shuffling
% 2.62/1.61  
% 2.62/1.61  % (23595)Memory used [KB]: 1535
% 2.62/1.61  % (23595)Time elapsed: 0.006 s
% 2.62/1.61  % (23595)Instructions burned: 7 (million)
% 2.62/1.61  % (23595)------------------------------
% 2.62/1.61  % (23595)------------------------------
% 2.62/1.61  % (23597)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_23302 for (2999ds/21Mi)
% 2.62/1.62  % (23597)Instruction limit reached!
% 2.62/1.62  % (23597)------------------------------
% 2.62/1.62  % (23597)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.62/1.62  % (23597)Termination reason: Unknown
% 2.62/1.62  % (23597)Termination phase: shuffling
% 2.62/1.62  
% 2.62/1.62  % (23597)Memory used [KB]: 1791
% 2.62/1.62  % (23597)Time elapsed: 0.007 s
% 2.62/1.62  % (23597)Instructions burned: 21 (million)
% 2.62/1.62  % (23597)------------------------------
% 2.62/1.62  % (23597)------------------------------
% 2.62/1.62  % (23598)dis+10_1:1_cnfonf=lazy_gen:fe=off:i=5:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/5Mi)
% 2.62/1.62  % (23598)Instruction limit reached!
% 2.62/1.62  % (23598)------------------------------
% 2.62/1.62  % (23598)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.62/1.62  % (23598)Termination reason: Unknown
% 2.62/1.62  % (23598)Termination phase: shuffling
% 2.62/1.62  
% 2.62/1.62  % (23598)Memory used [KB]: 1535
% 2.62/1.62  % (23598)Time elapsed: 0.003 s
% 2.62/1.62  % (23598)Instructions burned: 8 (million)
% 2.62/1.62  % (23598)------------------------------
% 2.62/1.62  % (23598)------------------------------
% 2.62/1.62  % (23599)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_23302 for (2999ds/6Mi)
% 2.62/1.62  % (23599)Instruction limit reached!
% 2.62/1.62  % (23599)------------------------------
% 2.62/1.62  % (23599)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.62/1.62  % (23599)Termination reason: Unknown
% 2.62/1.62  % (23599)Termination phase: shuffling
% 2.62/1.62  
% 2.62/1.62  % (23599)Memory used [KB]: 1535
% 2.62/1.62  % (23599)Time elapsed: 0.004 s
% 2.62/1.62  % (23599)Instructions burned: 8 (million)
% 2.62/1.62  % (23599)------------------------------
% 2.62/1.62  % (23599)------------------------------
% 2.62/1.63  % (23600)lrs+1002_1:128_au=on:c=on:fsr=off:piset=equals:i=377:si=on:rtra=on_0 on DTF2THF_23302 for (2999ds/377Mi)
% 2.62/1.63  % (23579)First to succeed.
% 2.62/1.63  % (23601)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_23302 for (2999ds/779Mi)
% 2.62/1.63  % (23579)Refutation found. Thanks to Tanya!
% 2.62/1.63  % SZS status Theorem for DTF2THF_23302
% 2.62/1.63  % SZS output start Proof for DTF2THF_23302
% 2.62/1.63  thf(func_def_0, type, in: $i > $i > $o).
% 2.62/1.63  thf(func_def_1, type, exu: ($i > $o) > $o).
% 2.62/1.63  thf(func_def_6, type, setadjoin: $i > $i > $i).
% 2.62/1.63  thf(func_def_8, type, powerset: $i > $i).
% 2.62/1.63  thf(func_def_10, type, setunion: $i > $i).
% 2.62/1.63  thf(func_def_19, type, descr: ($i > $o) > $i).
% 2.62/1.63  thf(func_def_21, type, dsetconstr: $i > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_26, type, prop2set: $o > $i).
% 2.62/1.63  thf(func_def_36, type, nonempty: $i > $o).
% 2.62/1.63  thf(func_def_69, type, set2prop: $i > $o).
% 2.62/1.63  thf(func_def_88, type, subset: $i > $i > $o).
% 2.62/1.63  thf(func_def_89, type, disjoint: $i > $i > $o).
% 2.62/1.63  thf(func_def_90, type, setsmeet: $i > $i > $o).
% 2.62/1.63  thf(func_def_114, type, binunion: $i > $i > $i).
% 2.62/1.63  thf(func_def_122, type, binintersect: $i > $i > $i).
% 2.62/1.63  thf(func_def_135, type, regular: $i > $o).
% 2.62/1.63  thf(func_def_136, type, setminus: $i > $i > $i).
% 2.62/1.63  thf(func_def_147, type, symdiff: $i > $i > $i).
% 2.62/1.63  thf(func_def_153, type, iskpair: $i > $o).
% 2.62/1.63  thf(func_def_158, type, kpair: $i > $i > $i).
% 2.62/1.63  thf(func_def_160, type, cartprod: $i > $i > $i).
% 2.62/1.63  thf(func_def_177, type, singleton: $i > $o).
% 2.62/1.63  thf(func_def_179, type, ex1: $i > ($i > $o) > $o).
% 2.62/1.63  thf(func_def_184, type, atmost1p: $i > $o).
% 2.62/1.63  thf(func_def_185, type, atleast2p: $i > $o).
% 2.62/1.63  thf(func_def_186, type, atmost2p: $i > $o).
% 2.62/1.63  thf(func_def_187, type, upairsetp: $i > $o).
% 2.62/1.63  thf(func_def_191, type, kfst: $i > $i).
% 2.62/1.63  thf(func_def_203, type, ksnd: $i > $i).
% 2.62/1.63  thf(func_def_213, type, breln: $i > $i > $i > $o).
% 2.62/1.63  thf(func_def_214, type, dpsetconstr: $i > $i > ($i > $i > $o) > $i).
% 2.62/1.63  thf(func_def_222, type, func: $i > $i > $i > $o).
% 2.62/1.63  thf(func_def_223, type, funcSet: $i > $i > $i).
% 2.62/1.63  thf(func_def_226, type, ap: $i > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_232, type, lam: $i > $i > ($i > $i) > $i).
% 2.62/1.63  thf(func_def_259, type, sP0: $i > $i > $o).
% 2.62/1.63  thf(func_def_260, type, sP1: $i > $o).
% 2.62/1.63  thf(func_def_261, type, sP2: $i > $i > $o).
% 2.62/1.63  thf(func_def_262, type, sP3: $i > $i > $o).
% 2.62/1.63  thf(func_def_266, type, sP7: $i > $i > $i > $o > $o).
% 2.62/1.63  thf(func_def_267, type, sP8: $i > $i > $i > $i > $o).
% 2.62/1.63  thf(func_def_285, type, sK26: $i > $i > $i).
% 2.62/1.63  thf(func_def_291, type, sK32: $o > $i > $i > $i).
% 2.62/1.63  thf(func_def_297, type, sK38: $i > $i).
% 2.62/1.63  thf(func_def_298, type, sK39: $i > $i).
% 2.62/1.63  thf(func_def_308, type, sK49: ($i > $o) > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_309, type, sK50: ($i > $o) > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_313, type, sK54: $i > $o).
% 2.62/1.63  thf(func_def_315, type, sK56: $i > $i > $i).
% 2.62/1.63  thf(func_def_316, type, sK57: $i > $i > $i).
% 2.62/1.63  thf(func_def_317, type, sK58: $i > $i > $i).
% 2.62/1.63  thf(func_def_318, type, sK59: $i > $i > $i).
% 2.62/1.63  thf(func_def_319, type, sK60: $i > $i > $i).
% 2.62/1.63  thf(func_def_320, type, sK61: $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_321, type, sK62: $i > $i).
% 2.62/1.63  thf(func_def_322, type, sK63: $i > $i).
% 2.62/1.63  thf(func_def_323, type, sK64: $i > $i).
% 2.62/1.63  thf(func_def_324, type, sK65: $i > $i).
% 2.62/1.63  thf(func_def_325, type, sK66: $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_326, type, sK67: $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_327, type, sK68: $i > $i > $i).
% 2.62/1.63  thf(func_def_328, type, sK69: $i > $i > $i).
% 2.62/1.63  thf(func_def_329, type, sK70: $i > $i > $i).
% 2.62/1.63  thf(func_def_330, type, sK71: $i > $i).
% 2.62/1.63  thf(func_def_332, type, sK73: $i > $i).
% 2.62/1.63  thf(func_def_333, type, sK74: $i > $i).
% 2.62/1.63  thf(func_def_343, type, sK84: $i > $o).
% 2.62/1.63  thf(func_def_357, type, sK98: $i > $i > $i).
% 2.62/1.63  thf(func_def_382, type, sK123: $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_383, type, sK124: $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_386, type, sK127: $i > $o).
% 2.62/1.63  thf(func_def_398, type, sK139: $i > $i > $o).
% 2.62/1.63  thf(func_def_400, type, sK141: $i > $i).
% 2.62/1.63  thf(func_def_401, type, sK142: $i > $i).
% 2.62/1.63  thf(func_def_402, type, sK143: $i > ($i > $i > $o) > $i).
% 2.62/1.63  thf(func_def_403, type, sK144: $i > ($i > $i > $o) > $i).
% 2.62/1.63  thf(func_def_404, type, sK145: $i > $i > ($i > $i > $o) > $i).
% 2.62/1.63  thf(func_def_405, type, sK146: $i > $i > $o).
% 2.62/1.63  thf(func_def_410, type, sK151: $i > $o).
% 2.62/1.63  thf(func_def_414, type, sK155: ($i > $i) > $i > $i > $i).
% 2.62/1.63  thf(func_def_417, type, sK158: $i > $i).
% 2.62/1.63  thf(func_def_419, type, sK160: $i > $i > $o).
% 2.62/1.63  thf(func_def_431, type, sK172: $i > $o).
% 2.62/1.63  thf(func_def_433, type, sK174: $i > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_446, type, sK187: $i > $i).
% 2.62/1.63  thf(func_def_448, type, sK189: $i > ($i > $i) > $i > $i).
% 2.62/1.63  thf(func_def_449, type, sK190: $i > $o).
% 2.62/1.63  thf(func_def_450, type, sK191: $i > $o).
% 2.62/1.63  thf(func_def_451, type, sK192: ($i > $o) > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_452, type, sK193: ($i > $o) > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_463, type, sK204: $i > $i > $i).
% 2.62/1.63  thf(func_def_464, type, sK205: $i > $i > $i).
% 2.62/1.63  thf(func_def_482, type, sK223: $i > $i > $i).
% 2.62/1.63  thf(func_def_485, type, sK226: $i > $i > $o).
% 2.62/1.63  thf(func_def_490, type, sK231: $i > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_491, type, sK232: $i > $o).
% 2.62/1.63  thf(func_def_495, type, sK236: $i > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_500, type, sK241: ($i > $o) > $i).
% 2.62/1.63  thf(func_def_501, type, sK242: $i > $o).
% 2.62/1.63  thf(func_def_502, type, sK243: $i > $i).
% 2.62/1.63  thf(func_def_515, type, sK256: $i > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_516, type, sK257: $i > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_530, type, sK271: $i > $i > $i).
% 2.62/1.63  thf(func_def_532, type, sK273: $i > $i).
% 2.62/1.63  thf(func_def_534, type, sK275: $i > $o).
% 2.62/1.63  thf(func_def_543, type, sK284: $i > $o).
% 2.62/1.63  thf(func_def_545, type, sK286: ($i > $o) > $i > $i).
% 2.62/1.63  thf(func_def_546, type, sK287: ($i > $o) > $i > $i).
% 2.62/1.63  thf(func_def_551, type, sK292: $i > $i).
% 2.62/1.63  thf(func_def_567, type, sK308: ($i > $o) > $i).
% 2.62/1.63  thf(func_def_568, type, sK309: $i > $o).
% 2.62/1.63  thf(func_def_569, type, sK310: $i > $i).
% 2.62/1.63  thf(func_def_573, type, sK314: $i > $i > $i).
% 2.62/1.63  thf(func_def_576, type, sK317: $i > $o).
% 2.62/1.63  thf(func_def_583, type, sK324: ($i > $o) > $i > $i > $i).
% 2.62/1.63  thf(func_def_586, type, sK327: $i > $o).
% 2.62/1.63  thf(func_def_587, type, sK328: $i > $o).
% 2.62/1.63  thf(func_def_590, type, sK331: $i > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_594, type, sK335: $i > $i > $o).
% 2.62/1.63  thf(func_def_605, type, sK346: $i > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_610, type, sK351: $i > $o).
% 2.62/1.63  thf(func_def_611, type, sK352: ($i > $o) > $i).
% 2.62/1.63  thf(func_def_617, type, sK358: $i > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_618, type, sK359: $i > $o).
% 2.62/1.63  thf(func_def_628, type, sK369: $i > $i > $i).
% 2.62/1.63  thf(func_def_667, type, sK408: $i > $o).
% 2.62/1.63  thf(func_def_670, type, sK411: $i > $i).
% 2.62/1.63  thf(func_def_676, type, sK417: $i > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_677, type, sK418: $i > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_678, type, sK419: $i > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_679, type, sK420: $i > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_682, type, sK423: $i > $i > $o).
% 2.62/1.63  thf(func_def_685, type, sK426: $i > $o).
% 2.62/1.63  thf(func_def_692, type, sK433: $i > $i > $o).
% 2.62/1.63  thf(func_def_695, type, sK436: $i > $o).
% 2.62/1.63  thf(func_def_697, type, sK438: $i > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_718, type, sK459: $i > $o).
% 2.62/1.63  thf(func_def_719, type, sK460: $i > $o).
% 2.62/1.63  thf(func_def_720, type, sK461: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.62/1.63  thf(func_def_721, type, sK462: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.62/1.63  thf(func_def_726, type, sK467: $i > $i).
% 2.62/1.63  thf(func_def_728, type, sK469: $i > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_729, type, sK470: $i > $o).
% 2.62/1.63  thf(func_def_737, type, sK478: $i > $o).
% 2.62/1.63  thf(func_def_741, type, sK482: ($i > $o) > $i > $i).
% 2.62/1.63  thf(func_def_743, type, sK484: $i > $o).
% 2.62/1.63  thf(func_def_745, type, sK486: $i > ($i > $i) > $i > $i).
% 2.62/1.63  thf(func_def_747, type, sK488: $i > $i).
% 2.62/1.63  thf(func_def_749, type, sK490: $i > $o).
% 2.62/1.63  thf(func_def_752, type, sK493: $i > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_753, type, sK494: $i > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_776, type, sK517: $i > $i > $i).
% 2.62/1.63  thf(func_def_778, type, sK519: $i > $o).
% 2.62/1.63  thf(func_def_780, type, sK521: $i > $i > $o).
% 2.62/1.63  thf(func_def_788, type, sK529: ($i > $o) > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_789, type, sK530: ($i > $o) > ($i > $o) > $i).
% 2.62/1.63  thf(func_def_790, type, sK531: $i > $o).
% 2.62/1.63  thf(func_def_791, type, sK532: $i > $o).
% 2.62/1.63  thf(func_def_806, type, sK547: $i > $o).
% 2.62/1.63  thf(func_def_813, type, sK554: ($i > $o) > $i > $i).
% 2.62/1.63  thf(func_def_815, type, sK556: $i > $o).
% 2.62/1.63  thf(func_def_829, type, sK570: $i > $o).
% 2.62/1.63  thf(func_def_844, type, sK585: $i > $i).
% 2.62/1.63  thf(func_def_847, type, sK588: $i > $i > $i).
% 2.62/1.63  thf(func_def_852, type, sK593: $i > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_857, type, sK598: ($i > $o) > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_858, type, sK599: ($i > $o) > $i > $i > $i > $i).
% 2.62/1.63  thf(func_def_862, type, sK603: $i > $o).
% 2.62/1.63  thf(func_def_868, type, sK609: $i > $o).
% 2.62/1.63  thf(func_def_891, type, sK632: ($i > $o) > $i).
% 2.62/1.63  thf(func_def_892, type, sK633: ($i > $o) > $i).
% 2.62/1.63  thf(func_def_893, type, sK634: $i > $o).
% 2.62/1.63  thf(func_def_896, type, sK637: $i > $o).
% 2.62/1.63  thf(func_def_898, type, sK639: $i > $o).
% 2.62/1.63  thf(func_def_900, type, sK641: ($i > $o) > $i > $i).
% 2.62/1.63  thf(func_def_907, type, ph648: !>[X0: $tType]:(X0)).
% 2.62/1.63  thf(f4063,plain,(
% 2.62/1.63    $false),
% 2.62/1.63    inference(trivial_inequality_removal,[status(thm)],[f2769])).
% 2.62/1.63  thf(f2769,plain,(
% 2.62/1.63    ((ap @ sK544 @ sK543 @ sK545 @ sK546) != (ap @ sK544 @ sK543 @ sK545 @ sK546))),
% 2.62/1.63    inference(cnf_transformation,[status(thm)],[f1745])).
% 2.62/1.63  thf(f1745,plain,(
% 2.62/1.63    (exuI3 = $true) & (singletonprop = $true) & (kpairsurjEq = $true) & (cartprodpairin = $true) & (powersetI1 = $true) & (kfstsingleton = $true) & (dsetconstrI = $true) & (setadjoinSub2 = $true) & (emptysetsubset = $true) & (eqimpsubset1 = $true) & (exu__Cong = $true) & (setminusERneg = $true) & (dpsetconstrEL1 = $true) & (setukpairinjR = $true) & (powersetE1 = $true) & (funcGraphProp1 = $true) & (exuE3u = $true) & (powersetE = $true) & (setukpairinjR11 = $true) & (ex1E2 = $true) & (upairsubunion = $true) & (app = $true) & (setadjoinIR = $true) & (ubforcartprodlem1 = $true) & (binintersectI = $true) & (subset2powerset = $true) & (emptyI = $true) & (setunion__Cong = $true) & (ubforcartprodlem2 = $true) & (theprop = $true) & (binunionEcases = $true) & (setminusSubset2 = $true) & (infuncsetfunc = $true) & (disjointsetsI1 = $true) & (noeltsimpempty = $true) & (binintersectSubset5 = $true) & (setminusI = $true) & (symdiffIneg1 = $true) & (quantDeMorgan4 = $true) & (eqbreln = $true) & (subsetE2 = $true) & (subsetRefl = $true) & (dpsetconstrI = $true) & (notdexE = $true) & (setadjoinAx = $true) & (dsetconstrEL = $true) & (inPowerset = $true) & (powersetI = $true) & (binintersectSubset2 = $true) & (cartprodpairsurjEq = $true) & (dsetconstrER = $true) & (dpsetconstrEL2 = $true) & (funcGraphProp4 = $true) & (cartprodmempair1 = $true) & (binintersectEL = $true) & (lamp = $true) & (cartprodsndpairEq = $true) & (foundationAx = $true) & (($true = (in @ sK545 @ (funcSet @ sK544 @ sK543))) & (((ap @ sK544 @ sK543 @ sK545 @ sK546) != (ap @ sK544 @ sK543 @ sK545 @ sK546)) & ($true = (in @ sK546 @ sK544)))) & (setminusELneg = $true) & (nonemptyE1 = $true) & (nonemptyImpWitness = $true) & (vacuousDall = $true) & (symdiffI1 = $true) & (notinsingleton = $true) & (setukpairinjR2 = $true) & (binintersectSubset1 = $true) & (dsetconstr__Cong = $true) & (kpairp = $true) & (prop2setI = $true) & (brelnall1 = $true) & (brelnall2 = $true) & (funcImageSingleton = $true) & (notinemptyset = $true) & (powersetAx = $true) & (sepSubset = $true) & (bs114d = $true) & (setminusIRneg = $true) & (upairset2E = $true) & (cartprodfstin = $true) & (setukpairinjL2 = $true) & (exuI2 = $true) & (funcext = $true) & (binintersectLsub = $true) & (subbreln = $true) & (subsetE = $true) & (ex1I = $true) & (notequalI1 = $true) & (cartprodmempaircEq = $true) & (setminusILneg = $true) & (cartprodpairmemER = $true) & (lamProp = $true) & (singletonsubset = $true) & (upairsetE = $true) & (emptyinunitempty = $true) & (omega0Ax = $true) & (setunionI = $true) & (binintersectSubset4 = $true) & (omegaIndAx = $true) & (setukpairinjL = $true) & (omega__Cong = $true) & (uniqinunit = $true) & (subPowSU = $true) & (funcext2 = $true) & (singletoninpowerset = $true) & (binintersectSubset3 = $true) & (setextsub = $true) & (setunionE = $true) & (prop2set2propI = $true) & (cartprodfstpairEq = $true) & (sepInPowerset = $true) & (funcinfuncset = $true) & (singletonsuniq = $true) & (inCongP = $true) & (dpsetconstrERa = $true) & (setunionsingleton2 = $true) & (setukpairIR = $true) & (notequalI2 = $true) & (setunionsingleton1 = $true) & (upairset2IR = $true) & (ksndsingleton = $true) & (subsetI2 = $true) & (binunionRsub = $true) & (powersetsubset = $true) & (eqimpsubset2 = $true) & (upairequniteq = $true) & (setoftrueEq = $true) & (emptysetAx = $true) & (setukpairIL = $true) & (setadjoinE = $true) & (ksndpairEq = $true) & (setunionAx = $true) & (kpairiskpair = $true) & (setextAx = $true) & (funcextLem = $true) & (exuE3e = $true) & (ubforcartprodlem3 = $true) & (setukpairinjR12 = $true) & (setadjoinIL = $true) & (nonemptyI = $true) & (replAx = $true) & (setminusLsub = $true) & (binintersectRsub = $true) & (symdiffI2 = $true) & (setadjoin__Cong = $true) & (ap2p = $true) & (emptyE1 = $true) & (notdallE = $true) & (dpsetconstrSub = $true) & (in__Cong = $true) & (upairsetIR = $true) & (subsetemptysetimpeq = $true) & (binunionIR = $true) & (symdiffE = $true) & (subsetTrans = $true) & (setminusSubset1 = $true) & (cartprodsndin = $true) & (setext = $true) & (emptysetE = $true) & (setunionE2 = $true) & (upairsetIL = $true) & (lam2p = $true) & (funcGraphProp2 = $true) & (apProp = $true) & (emptyset__Cong = $true) & (setadjoinSub = $true) & (setunionsingleton = $true) & (setadjoinOr = $true) & (secondinupair = $true) & (binintersectER = $true) & (upairinpowunion = $true) & (setOfPairsIsBReln = $true) & (singletonsswitch = $true) & (ex1I2 = $true) & (kfstpairEq = $true) & (binunionLsub = $true) & (binunionE = $true) & (quantDeMorgan1 = $true) & (ex1E1 = $true) & (emptyinPowerset = $true) & (singletoninpowunion = $true) & (prop2setE = $true) & (omegaSAx = $true) & (cartprodmempair = $true) & (quantDeMorgan2 = $true) & (binunionIL = $true) & (setukpairinjL1 = $true) & (exuE1 = $true) & (nonemptyI1 = $true) & (exuE2 = $true) & (emptysetimpfalse = $true) & (symdiffIneg2 = $true) & (setminusER = $true) & (setbeta = $true) & (cartprodpairmemEL = $true) & (quantDeMorgan3 = $true) & (dpsetconstrER = $true) & (exuI1 = $true) & (subsetI1 = $true) & (emptyInPowerset = $true) & (notsubsetI = $true) & (powerset__Cong = $true) & (eqinunit = $true) & (setukpairinjR1 = $true) & (exuEu = $true) & (setminusEL = $true) & (descr__Cong = $true) & (funcGraphProp3 = $true) & (wellorderingAx = $true) & (descrp = $true)),
% 2.62/1.63    inference(skolemisation,[status(esa),new_symbols(skolem,[sK543,sK544,sK545,sK546])],[f792,f1744,f1743])).
% 2.62/1.63  thf(f1743,plain,(
% 2.62/1.63    ? [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X2 @ (funcSet @ X1 @ X0))) & ? [X3 : $i] : (((ap @ X1 @ X0 @ X2 @ X3) != (ap @ X1 @ X0 @ X2 @ X3)) & ($true = (in @ X3 @ X1)))) => (($true = (in @ sK545 @ (funcSet @ sK544 @ sK543))) & ? [X3 : $i] : (((ap @ sK544 @ sK543 @ sK545 @ X3) != (ap @ sK544 @ sK543 @ sK545 @ X3)) & ($true = (in @ X3 @ sK544))))),
% 2.62/1.63    introduced(definition,[],[choice_axiom])).
% 2.62/1.63  thf(f1744,plain,(
% 2.62/1.63    ? [X3 : $i] : (((ap @ sK544 @ sK543 @ sK545 @ X3) != (ap @ sK544 @ sK543 @ sK545 @ X3)) & ($true = (in @ X3 @ sK544))) => (((ap @ sK544 @ sK543 @ sK545 @ sK546) != (ap @ sK544 @ sK543 @ sK545 @ sK546)) & ($true = (in @ sK546 @ sK544)))),
% 2.62/1.63    introduced(definition,[],[choice_axiom])).
% 2.62/1.63  thf(f792,plain,(
% 2.62/1.63    (exuI3 = $true) & (singletonprop = $true) & (kpairsurjEq = $true) & (cartprodpairin = $true) & (powersetI1 = $true) & (kfstsingleton = $true) & (dsetconstrI = $true) & (setadjoinSub2 = $true) & (emptysetsubset = $true) & (eqimpsubset1 = $true) & (exu__Cong = $true) & (setminusERneg = $true) & (dpsetconstrEL1 = $true) & (setukpairinjR = $true) & (powersetE1 = $true) & (funcGraphProp1 = $true) & (exuE3u = $true) & (powersetE = $true) & (setukpairinjR11 = $true) & (ex1E2 = $true) & (upairsubunion = $true) & (app = $true) & (setadjoinIR = $true) & (ubforcartprodlem1 = $true) & (binintersectI = $true) & (subset2powerset = $true) & (emptyI = $true) & (setunion__Cong = $true) & (ubforcartprodlem2 = $true) & (theprop = $true) & (binunionEcases = $true) & (setminusSubset2 = $true) & (infuncsetfunc = $true) & (disjointsetsI1 = $true) & (noeltsimpempty = $true) & (binintersectSubset5 = $true) & (setminusI = $true) & (symdiffIneg1 = $true) & (quantDeMorgan4 = $true) & (eqbreln = $true) & (subsetE2 = $true) & (subsetRefl = $true) & (dpsetconstrI = $true) & (notdexE = $true) & (setadjoinAx = $true) & (dsetconstrEL = $true) & (inPowerset = $true) & (powersetI = $true) & (binintersectSubset2 = $true) & (cartprodpairsurjEq = $true) & (dsetconstrER = $true) & (dpsetconstrEL2 = $true) & (funcGraphProp4 = $true) & (cartprodmempair1 = $true) & (binintersectEL = $true) & (lamp = $true) & (cartprodsndpairEq = $true) & (foundationAx = $true) & ? [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X2 @ (funcSet @ X1 @ X0))) & ? [X3 : $i] : (((ap @ X1 @ X0 @ X2 @ X3) != (ap @ X1 @ X0 @ X2 @ X3)) & ($true = (in @ X3 @ X1)))) & (setminusELneg = $true) & (nonemptyE1 = $true) & (nonemptyImpWitness = $true) & (vacuousDall = $true) & (symdiffI1 = $true) & (notinsingleton = $true) & (setukpairinjR2 = $true) & (binintersectSubset1 = $true) & (dsetconstr__Cong = $true) & (kpairp = $true) & (prop2setI = $true) & (brelnall1 = $true) & (brelnall2 = $true) & (funcImageSingleton = $true) & (notinemptyset = $true) & (powersetAx = $true) & (sepSubset = $true) & (bs114d = $true) & (setminusIRneg = $true) & (upairset2E = $true) & (cartprodfstin = $true) & (setukpairinjL2 = $true) & (exuI2 = $true) & (funcext = $true) & (binintersectLsub = $true) & (subbreln = $true) & (subsetE = $true) & (ex1I = $true) & (notequalI1 = $true) & (cartprodmempaircEq = $true) & (setminusILneg = $true) & (cartprodpairmemER = $true) & (lamProp = $true) & (singletonsubset = $true) & (upairsetE = $true) & (emptyinunitempty = $true) & (omega0Ax = $true) & (setunionI = $true) & (binintersectSubset4 = $true) & (omegaIndAx = $true) & (setukpairinjL = $true) & (omega__Cong = $true) & (uniqinunit = $true) & (subPowSU = $true) & (funcext2 = $true) & (singletoninpowerset = $true) & (binintersectSubset3 = $true) & (setextsub = $true) & (setunionE = $true) & (prop2set2propI = $true) & (cartprodfstpairEq = $true) & (sepInPowerset = $true) & (funcinfuncset = $true) & (singletonsuniq = $true) & (inCongP = $true) & (dpsetconstrERa = $true) & (setunionsingleton2 = $true) & (setukpairIR = $true) & (notequalI2 = $true) & (setunionsingleton1 = $true) & (upairset2IR = $true) & (ksndsingleton = $true) & (subsetI2 = $true) & (binunionRsub = $true) & (powersetsubset = $true) & (eqimpsubset2 = $true) & (upairequniteq = $true) & (setoftrueEq = $true) & (emptysetAx = $true) & (setukpairIL = $true) & (setadjoinE = $true) & (ksndpairEq = $true) & (setunionAx = $true) & (kpairiskpair = $true) & (setextAx = $true) & (funcextLem = $true) & (exuE3e = $true) & (ubforcartprodlem3 = $true) & (setukpairinjR12 = $true) & (setadjoinIL = $true) & (nonemptyI = $true) & (replAx = $true) & (setminusLsub = $true) & (binintersectRsub = $true) & (symdiffI2 = $true) & (setadjoin__Cong = $true) & (ap2p = $true) & (emptyE1 = $true) & (notdallE = $true) & (dpsetconstrSub = $true) & (in__Cong = $true) & (upairsetIR = $true) & (subsetemptysetimpeq = $true) & (binunionIR = $true) & (symdiffE = $true) & (subsetTrans = $true) & (setminusSubset1 = $true) & (cartprodsndin = $true) & (setext = $true) & (emptysetE = $true) & (setunionE2 = $true) & (upairsetIL = $true) & (lam2p = $true) & (funcGraphProp2 = $true) & (apProp = $true) & (emptyset__Cong = $true) & (setadjoinSub = $true) & (setunionsingleton = $true) & (setadjoinOr = $true) & (secondinupair = $true) & (binintersectER = $true) & (upairinpowunion = $true) & (setOfPairsIsBReln = $true) & (singletonsswitch = $true) & (ex1I2 = $true) & (kfstpairEq = $true) & (binunionLsub = $true) & (binunionE = $true) & (quantDeMorgan1 = $true) & (ex1E1 = $true) & (emptyinPowerset = $true) & (singletoninpowunion = $true) & (prop2setE = $true) & (omegaSAx = $true) & (cartprodmempair = $true) & (quantDeMorgan2 = $true) & (binunionIL = $true) & (setukpairinjL1 = $true) & (exuE1 = $true) & (nonemptyI1 = $true) & (exuE2 = $true) & (emptysetimpfalse = $true) & (symdiffIneg2 = $true) & (setminusER = $true) & (setbeta = $true) & (cartprodpairmemEL = $true) & (quantDeMorgan3 = $true) & (dpsetconstrER = $true) & (exuI1 = $true) & (subsetI1 = $true) & (emptyInPowerset = $true) & (notsubsetI = $true) & (powerset__Cong = $true) & (eqinunit = $true) & (setukpairinjR1 = $true) & (exuEu = $true) & (setminusEL = $true) & (descr__Cong = $true) & (funcGraphProp3 = $true) & (wellorderingAx = $true) & (descrp = $true)),
% 2.62/1.63    inference(flattening,[status(thm)],[f791])).
% 2.62/1.63  thf(f791,plain,(
% 2.62/1.63    ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((? [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X2 @ (funcSet @ X1 @ X0))) & ? [X3 : $i] : (((ap @ X1 @ X0 @ X2 @ X3) != (ap @ X1 @ X0 @ X2 @ X3)) & ($true = (in @ X3 @ X1)))) & (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)),
% 2.62/1.63    inference(ennf_transformation,[status(thm)],[f429])).
% 2.62/1.63  thf(f429,plain,(
% 2.62/1.63    ~((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) => ! [X0 : $i,X1 : $i,X2 : $i] : (($true = (in @ X2 @ (funcSet @ X1 @ X0))) => ! [X3 : $i] : (($true = (in @ X3 @ X1)) => ((ap @ X1 @ X0 @ X2 @ X3) = (ap @ X1 @ X0 @ X2 @ X3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.62/1.63    inference(fool_elimination,[status(thm)],[f428])).
% 2.62/1.63  thf(f428,plain,(
% 2.62/1.63    ~(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 => ! [X0 : $i,X1 : $i,X2 : $i] : ((in @ X2 @ (funcSet @ X1 @ X0)) => ! [X3 : $i] : ((in @ X3 @ X1) => ((ap @ X1 @ X0 @ X2 @ X3) = (ap @ X1 @ X0 @ X2 @ X3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.62/1.63    inference(rectify,[status(thm)],[f217])).
% 2.62/1.63  thf(f217,negated_conjecture,(
% 2.62/1.63    ~(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 => ! [X4 : $i,X3 : $i,X12 : $i] : ((in @ X12 @ (funcSet @ X3 @ X4)) => ! [X1 : $i] : ((in @ X1 @ X3) => ((ap @ X3 @ X4 @ X12 @ X1) = (ap @ X3 @ X4 @ X12 @ X1)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.62/1.63    inference(negated_conjecture,[status(cth)],[f216])).
% 2.62/1.63  thf(f216,conjecture,(
% 2.62/1.63    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 => ! [X4 : $i,X3 : $i,X12 : $i] : ((in @ X12 @ (funcSet @ X3 @ X4)) => ! [X1 : $i] : ((in @ X1 @ X3) => ((ap @ X3 @ X4 @ X12 @ X1) = (ap @ X3 @ X4 @ X12 @ X1))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.62/1.63    file('/export/starexec/sandbox2/tmp/tmp.7DY03sHzZu/DTF2THF_23302.p',ap2apEq1)).
% 2.62/1.63  % SZS output end Proof for DTF2THF_23302
% 2.62/1.63  % (23579)------------------------------
% 2.62/1.63  % (23579)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.62/1.63  % (23579)Termination reason: Refutation
% 2.62/1.63  
% 2.62/1.63  % (23579)Memory used [KB]: 8699
% 2.62/1.63  % (23579)Time elapsed: 0.091 s
% 2.62/1.63  % (23579)Instructions burned: 162 (million)
% 2.62/1.63  % (23579)------------------------------
% 2.62/1.63  % (23579)------------------------------
% 2.62/1.63  % (23573)Success in time 0.107 s
%------------------------------------------------------------------------------