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DT2H2X---1.9.5.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : DT2H2X---1.9.5
% Problem  : SEU702^1 : TPTP v9.2.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300

% Computer : n023.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 09:36:30 AM UTC 2026

% Result   : Theorem 2.63s 1.73s
% Output   : Refutation 2.63s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   21
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   36 (   9 unt;   0 typ;   0 def)
%            Number of atoms       : 3733 (1018 equ;   0 cnn)
%            Maximal formula atoms :  223 ( 103 avg)
%            Number of connectives : 1978 (  76   ~;  56   |; 719   &; 231   @)
%                                         (   3 <=>; 893  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  233 (  48 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   13 (  13   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  409 ( 406 usr; 226 con; 0-4 aty)
%            Number of variables   :   97 (  28   ^;  46   !;  23   ?;  97   :)

% 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_269,type,
    sP0: $i > $i > $i > $i > $o ).

thf(func_def_271,type,
    sP2: $i > $i > $o ).

thf(func_def_272,type,
    sP3: $i > $o ).

thf(func_def_273,type,
    sP4: $i > $i > $o ).

thf(func_def_274,type,
    sP5: $i > $i > $o ).

thf(func_def_276,type,
    sP7: $o > $i > $i > $i > $o ).

thf(func_def_282,type,
    sK13: $i > $i > $o ).

thf(func_def_291,type,
    sK22: $i > $i ).

thf(func_def_299,type,
    sK30: $i > $i > $i > $i > $i ).

thf(func_def_300,type,
    sK31: $i > $i > $i > $i > $i ).

thf(func_def_301,type,
    sK32: $i > $i > $i > $i > $i ).

thf(func_def_302,type,
    sK33: $i > $i > $i > $i > $i ).

thf(func_def_303,type,
    sK34: $i > $i > $i ).

thf(func_def_304,type,
    sK35: $i > $i > $i ).

thf(func_def_307,type,
    sK38: $i > $o ).

thf(func_def_309,type,
    sK40: $i > ( $i > $o ) > $i ).

thf(func_def_314,type,
    sK45: $i > $i > $i > $i > $i ).

thf(func_def_328,type,
    sK59: $i > $o ).

thf(func_def_329,type,
    sK60: $i > $o ).

thf(func_def_330,type,
    sK61: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_331,type,
    sK62: ( $i > $o ) > ( $i > $o ) > $i > $i > $i ).

thf(func_def_332,type,
    sK63: $i > $o ).

thf(func_def_335,type,
    sK66: $i > $o ).

thf(func_def_338,type,
    sK69: $i > $i > ( $i > $i ) > $i ).

thf(func_def_339,type,
    sK70: $i > $i ).

thf(func_def_343,type,
    sK74: $i > $i > $i ).

thf(func_def_344,type,
    sK75: $i > $i > $i ).

thf(func_def_345,type,
    sK76: $i > $i > $i ).

thf(func_def_346,type,
    sK77: $i > $i > $i ).

thf(func_def_347,type,
    sK78: $i > $i > $i > $i ).

thf(func_def_348,type,
    sK79: $i > $i ).

thf(func_def_349,type,
    sK80: $i > $i ).

thf(func_def_350,type,
    sK81: $i > $i ).

thf(func_def_351,type,
    sK82: $i > $i ).

thf(func_def_352,type,
    sK83: $i > $i > $i ).

thf(func_def_353,type,
    sK84: $i > $i > $i > $i ).

thf(func_def_354,type,
    sK85: $i > $i > $i > $i ).

thf(func_def_355,type,
    sK86: $i > $i > $i ).

thf(func_def_356,type,
    sK87: $i > $i > $i ).

thf(func_def_357,type,
    sK88: $i > $i ).

thf(func_def_358,type,
    sK89: $i > $i > $i ).

thf(func_def_360,type,
    sK91: $i > $i ).

thf(func_def_361,type,
    sK92: $i > $i ).

thf(func_def_362,type,
    sK93: $i > $o ).

thf(func_def_363,type,
    sK94: $i > $i ).

thf(func_def_364,type,
    sK95: ( $i > $o ) > $i ).

thf(func_def_377,type,
    sK108: $i > $i > $i > $i > $i ).

thf(func_def_378,type,
    sK109: $i > $i > $i > $i > $i ).

thf(func_def_387,type,
    sK118: $i > $o ).

thf(func_def_395,type,
    sK126: ( $i > $o ) > $i ).

thf(func_def_396,type,
    sK127: $i > $o ).

thf(func_def_397,type,
    sK128: $i > $i ).

thf(func_def_398,type,
    sK129: $i > ( $i > $o ) > $i ).

thf(func_def_399,type,
    sK130: $i > $o ).

thf(func_def_412,type,
    sK143: ( $i > $o ) > $i ).

thf(func_def_413,type,
    sK144: $i > $o ).

thf(func_def_414,type,
    sK145: $i > $o ).

thf(func_def_419,type,
    sK150: $i > $i > $i ).

thf(func_def_424,type,
    sK155: $i > $i ).

thf(func_def_425,type,
    sK156: ( $i > $i ) > $i > $i > $i ).

thf(func_def_428,type,
    sK159: $i > $i > $o ).

thf(func_def_430,type,
    sK161: $i > $i ).

thf(func_def_431,type,
    sK162: $i > $i ).

thf(func_def_432,type,
    sK163: $i > ( $i > $i > $o ) > $i ).

thf(func_def_433,type,
    sK164: $i > $i > ( $i > $i > $o ) > $i ).

thf(func_def_434,type,
    sK165: $i > ( $i > $i > $o ) > $i ).

thf(func_def_447,type,
    sK178: $i > $o ).

thf(func_def_449,type,
    sK180: ( $i > $o ) > $i > $i ).

thf(func_def_453,type,
    sK184: $i > ( $i > $o ) > $i ).

thf(func_def_454,type,
    sK185: $i > $o ).

thf(func_def_465,type,
    sK196: $i > $i > $i ).

thf(func_def_469,type,
    sK200: $i > $o ).

thf(func_def_471,type,
    sK202: ( $i > $o ) > $i ).

thf(func_def_472,type,
    sK203: ( $i > $o ) > $i ).

thf(func_def_476,type,
    sK207: $i > $i > $o ).

thf(func_def_495,type,
    sK226: $o > $i > $i > $i ).

thf(func_def_505,type,
    sK236: $i > $o ).

thf(func_def_507,type,
    sK238: $i > $o ).

thf(func_def_512,type,
    sK243: $i > $o ).

thf(func_def_523,type,
    sK254: $i > $o ).

thf(func_def_536,type,
    sK267: $i > $o ).

thf(func_def_538,type,
    sK269: ( $i > $o ) > $i > $i ).

thf(func_def_548,type,
    sK279: ( $i > $i ) > $i > $i > $i ).

thf(func_def_551,type,
    sK282: $i > $i ).

thf(func_def_572,type,
    sK303: $i > $o ).

thf(func_def_577,type,
    sK308: $i > $i ).

thf(func_def_585,type,
    sK316: $i > $i ).

thf(func_def_588,type,
    sK319: $i > $i > ( $i > $i ) > $i ).

thf(func_def_600,type,
    sK331: $i > ( $i > $o ) > $i ).

thf(func_def_601,type,
    sK332: $i > $o ).

thf(func_def_605,type,
    sK336: $i > $i > $i ).

thf(func_def_618,type,
    sK349: $i > $o ).

thf(func_def_622,type,
    sK353: $i > $i ).

thf(func_def_630,type,
    sK361: $i > $o ).

thf(func_def_640,type,
    sK371: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_641,type,
    sK372: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_642,type,
    sK373: $i > $o ).

thf(func_def_643,type,
    sK374: $i > $o ).

thf(func_def_652,type,
    sK383: $i > $i > $i ).

thf(func_def_654,type,
    sK385: $i > $i ).

thf(func_def_656,type,
    sK387: $i > ( $i > $i ) > $i > $i ).

thf(func_def_677,type,
    sK408: $i > $i > $o ).

thf(func_def_681,type,
    sK412: $i > ( $i > $i ) > $i > $i ).

thf(func_def_683,type,
    sK414: $i > $i ).

thf(func_def_689,type,
    sK420: $i > ( $i > $o ) > $i ).

thf(func_def_690,type,
    sK421: $i > $o ).

thf(func_def_693,type,
    sK424: $i > $i > $o ).

thf(func_def_705,type,
    sK436: $i > $i > $i ).

thf(func_def_714,type,
    sK445: $i > $i > $i ).

thf(func_def_735,type,
    sK466: $i > $i > $o ).

thf(func_def_746,type,
    sK477: $i > $i > $o ).

thf(func_def_751,type,
    sK482: $i > $i > $o ).

thf(func_def_762,type,
    sK493: $i > $i > $i ).

thf(func_def_775,type,
    sK506: $i > $i ).

thf(func_def_776,type,
    sK507: $i > $i ).

thf(func_def_783,type,
    sK514: $i > $i > $i > $i > $i ).

thf(func_def_786,type,
    sK517: $i > $o ).

thf(func_def_822,type,
    sK553: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_823,type,
    sK554: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_827,type,
    sK558: $i > $o ).

thf(func_def_838,type,
    sK569: $i > $i > $i > $i > $i ).

thf(func_def_846,type,
    sK577: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_847,type,
    sK578: ( $i > $o ) > ( $i > $o ) > $i ).

thf(func_def_848,type,
    sK579: $i > $o ).

thf(func_def_849,type,
    sK580: $i > $o ).

thf(func_def_850,type,
    sK581: $i > $i > $i ).

thf(func_def_856,type,
    sK587: $i > $i ).

thf(func_def_860,type,
    sK591: $i > $i ).

thf(func_def_871,type,
    sK602: $i > $o ).

thf(func_def_872,type,
    sK603: ( $i > $o ) > $i > $i > $i ).

thf(func_def_886,type,
    sK617: $i > $o ).

thf(func_def_894,type,
    sK625: $i > ( $i > $o ) > $i ).

thf(func_def_895,type,
    sK626: $i > $o ).

thf(func_def_909,type,
    sK640: $i > $o ).

thf(func_def_911,type,
    sK642: ( $i > $o ) > $i > $i ).

thf(func_def_912,type,
    sK643: ( $i > $o ) > $i > $i ).

thf(func_def_917,type,
    sK648: $i > $i > $i > $i ).

thf(func_def_918,type,
    sK649: $i > $i > $i > $i ).

thf(func_def_923,type,
    sK654: $i > $o ).

thf(func_def_925,type,
    sK656: $i > ( $i > $o ) > $i ).

thf(func_def_933,type,
    sK664: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_934,type,
    sK665: ( $i > $o ) > $i > $i > $i > $i ).

thf(func_def_938,type,
    sK669: $i > $o ).

thf(func_def_946,type,
    sK677: $i > $o ).

thf(func_def_948,type,
    sK679: ( $i > $o ) > $i > $i ).

thf(func_def_949,type,
    sK680: ( $i > $o ) > $i > $i ).

thf(func_def_954,type,
    ph685: 
      !>[X0: $tType] : X0 ).

thf(f4390,plain,
    $false,
    inference(trivial_inequality_removal,[status(thm)],[f4382]) ).

thf(f4382,plain,
    $true != $true,
    inference(superposition,[status(thm)],[f3370,f2652]) ).

thf(f2652,plain,
    ( ( in @ sK439 @ sK437 )
    = $true ),
    inference(cnf_transformation,[status(thm)],[f1630]) ).

thf(f1630,plain,
    ( ( notinemptyset = $true )
    & ( dsetconstrI = $true )
    & ( setminusSubset1 = $true )
    & ( binintersectEL = $true )
    & ( kpairsurjEq = $true )
    & ( emptyInPowerset = $true )
    & ( setadjoinOr = $true )
    & ( setukpairinjR2 = $true )
    & ( setminusELneg = $true )
    & ( symdiffI1 = $true )
    & ( funcGraphProp4 = $true )
    & ( emptysetAx = $true )
    & ( omega0Ax = $true )
    & ( cartprodfstpairEq = $true )
    & ( emptysetimpfalse = $true )
    & ( prop2setE = $true )
    & ( dpsetconstrSub = $true )
    & ( setadjoinE = $true )
    & ( emptyI = $true )
    & ( bs114d = $true )
    & ( cartprodmempair = $true )
    & ( ubforcartprodlem3 = $true )
    & ( setminusILneg = $true )
    & ( setunionsingleton2 = $true )
    & ( eta2 = $true )
    & ( setunionE2 = $true )
    & ( subsetRefl = $true )
    & ( binintersectER = $true )
    & ( powersetsubset = $true )
    & ( inCongP = $true )
    & ( exuE3e = $true )
    & ( subsetTrans = $true )
    & ( powersetI = $true )
    & ( kpairiskpair = $true )
    & ( emptyinPowerset = $true )
    & ( setminusLsub = $true )
    & ( upairsetE = $true )
    & ( setunionI = $true )
    & ( cartprodpairmemEL = $true )
    & ( setukpairIL = $true )
    & ( setadjoinAx = $true )
    & ( binunionLsub = $true )
    & ( lamProp = $true )
    & ( exu__Cong = $true )
    & ( setextAx = $true )
    & ( ex1E1 = $true )
    & ( emptyE1 = $true )
    & ( subsetI1 = $true )
    & ( uniqinunit = $true )
    & ( ex1I2 = $true )
    & ( lam2lamEq = $true )
    & ( exuE2 = $true )
    & ( brelnall1 = $true )
    & ( setadjoinSub = $true )
    & ( binintersectSubset2 = $true )
    & ( dpsetconstrEL1 = $true )
    & ( prop2set2propI = $true )
    & ( setminusER = $true )
    & ( setminusSubset2 = $true )
    & ( binintersectI = $true )
    & ( ap2apEq1 = $true )
    & ( binintersectSubset1 = $true )
    & ( upairequniteq = $true )
    & ( replAx = $true )
    & ( dsetconstrEL = $true )
    & ( iffalseProp1 = $true )
    & ( setextsub = $true )
    & ( quantDeMorgan1 = $true )
    & ( eqinunit = $true )
    & ( powersetE1 = $true )
    & ( theprop = $true )
    & ( setunionE = $true )
    & ( powersetI1 = $true )
    & ( dpsetconstrER = $true )
    & ( exuE3u = $true )
    & ( nonemptyI1 = $true )
    & ( nonemptyE1 = $true )
    & ( upairset2E = $true )
    & ( binintersectSubset4 = $true )
    & ( binunionRsub = $true )
    & ( exuEu = $true )
    & ( binunionIL = $true )
    & ( exuE1 = $true )
    & ( cartprodmempaircEq = $true )
    & ( dsetconstr__Cong = $true )
    & ( upairsetIL = $true )
    & ( cartprodpairmemER = $true )
    & ( setukpairinjR11 = $true )
    & ( emptysetsubset = $true )
    & ( omegaSAx = $true )
    & ( cartprodpairin = $true )
    & ( quantDeMorgan4 = $true )
    & ( ex1E2 = $true )
    & ( wellorderingAx = $true )
    & ( notsubsetI = $true )
    & ( setminusERneg = $true )
    & ( notequalI2 = $true )
    & ( funcGraphProp1 = $true )
    & ( powerset__Cong = $true )
    & ( setminusEL = $true )
    & ( binintersectLsub = $true )
    & ( omega__Cong = $true )
    & ( noeltsimpempty = $true )
    & ( eqimpsubset1 = $true )
    & ( foundationAx = $true )
    & ( singletoninpowunion = $true )
    & ( cartprodpairsurjEq = $true )
    & ( eqbreln = $true )
    & ( eta1 = $true )
    & ( setunionsingleton = $true )
    & ( subsetemptysetimpeq = $true )
    & ( funcGraphProp3 = $true )
    & ( setadjoin__Cong = $true )
    & ( binintersectSubset3 = $true )
    & ( omegaIndAx = $true )
    & ( cartprodfstin = $true )
    & ( iffalseProp2 = $true )
    & ( binunionEcases = $true )
    & ( sepInPowerset = $true )
    & ( ap2p = $true )
    & ( subPowSU = $true )
    & ( setminusI = $true )
    & ( dpsetconstrERa = $true )
    & ( setadjoinSub2 = $true )
    & ( nonemptyI = $true )
    & ( apProp = $true )
    & ( emptysetE = $true )
    & ( symdiffI2 = $true )
    & ( prop2setI = $true )
    & ( setadjoinIR = $true )
    & ( symdiffIneg2 = $true )
    & ( funcext2 = $true )
    & ( app = $true )
    & ( singletonprop = $true )
    & ( ( in @ sK439 @ sK437 )
      = $true )
    & ( $true
     != ( in @ sK439
        @ ( dsetconstr @ sK437
          @ ^ [Y0: $i] :
              ( ( sK438
                & ( sK439 = Y0 ) )
              | ( ( sK440 = Y0 )
                & ~ sK438 ) ) ) ) )
    & ( $true = sK438 )
    & ( ( in @ sK440 @ sK437 )
      = $true )
    & ( funcext = $true )
    & ( setoftrueEq = $true )
    & ( setadjoinIL = $true )
    & ( ksndpairEq = $true )
    & ( binunionE = $true )
    & ( exuI3 = $true )
    & ( emptyinunitempty = $true )
    & ( lamp = $true )
    & ( kfstpairEq = $true )
    & ( upairinpowunion = $true )
    & ( setunionAx = $true )
    & ( setukpairinjL1 = $true )
    & ( singletonsswitch = $true )
    & ( subbreln = $true )
    & ( singletonsuniq = $true )
    & ( notinsingleton = $true )
    & ( setunion__Cong = $true )
    & ( dpsetconstrEL2 = $true )
    & ( disjointsetsI1 = $true )
    & ( binintersectRsub = $true )
    & ( setukpairIR = $true )
    & ( funcinfuncset = $true )
    & ( setukpairinjL2 = $true )
    & ( vacuousDall = $true )
    & ( funcextLem = $true )
    & ( ex1I = $true )
    & ( inPowerset = $true )
    & ( setunionsingleton1 = $true )
    & ( setukpairinjL = $true )
    & ( dsetconstrER = $true )
    & ( upairsubunion = $true )
    & ( subsetE = $true )
    & ( quantDeMorgan2 = $true )
    & ( setukpairinjR = $true )
    & ( subset2powerset = $true )
    & ( symdiffIneg1 = $true )
    & ( cartprodsndpairEq = $true )
    & ( eqimpsubset2 = $true )
    & ( setukpairinjR12 = $true )
    & ( notequalI1 = $true )
    & ( exuI1 = $true )
    & ( in__Cong = $true )
    & ( kpairp = $true )
    & ( descrp = $true )
    & ( brelnall2 = $true )
    & ( setminusIRneg = $true )
    & ( secondinupair = $true )
    & ( emptyset__Cong = $true )
    & ( lam2p = $true )
    & ( singletoninpowerset = $true )
    & ( cartprodsndin = $true )
    & ( cartprodmempair1 = $true )
    & ( beta1 = $true )
    & ( setukpairinjR1 = $true )
    & ( subsetE2 = $true )
    & ( ap2apEq2 = $true )
    & ( setOfPairsIsBReln = $true )
    & ( infuncsetfunc = $true )
    & ( ubforcartprodlem1 = $true )
    & ( sepSubset = $true )
    & ( funcGraphProp2 = $true )
    & ( kfstsingleton = $true )
    & ( notdallE = $true )
    & ( subsetI2 = $true )
    & ( quantDeMorgan3 = $true )
    & ( notdexE = $true )
    & ( nonemptyImpWitness = $true )
    & ( upairset2IR = $true )
    & ( setbeta = $true )
    & ( setext = $true )
    & ( binunionIR = $true )
    & ( singletonsubset = $true )
    & ( powersetE = $true )
    & ( descr__Cong = $true )
    & ( symdiffE = $true )
    & ( ksndsingleton = $true )
    & ( dpsetconstrI = $true )
    & ( ubforcartprodlem2 = $true )
    & ( exuI2 = $true )
    & ( beta2 = $true )
    & ( funcImageSingleton = $true )
    & ( binintersectSubset5 = $true )
    & ( upairsetIR = $true )
    & ( powersetAx = $true ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK437,sK438,sK439,sK440])],[f783,f1629,f1628]) ).

thf(f1628,plain,
    ( ? [X0: $i,X1: $o,X2: $i] :
        ( ( ( in @ X2 @ X0 )
          = $true )
        & ? [X3: $i] :
            ( ( ( in @ X2
                @ ( dsetconstr @ X0
                  @ ^ [Y0: $i] :
                      ( ( X1
                        & ( X2 = Y0 ) )
                      | ( ( X3 = Y0 )
                        & ~ X1 ) ) ) )
             != $true )
            & ( $true = X1 )
            & ( $true
              = ( in @ X3 @ X0 ) ) ) )
   => ( ( ( in @ sK439 @ sK437 )
        = $true )
      & ? [X3: $i] :
          ( ( ( in @ sK439
              @ ( dsetconstr @ sK437
                @ ^ [Y0: $i] :
                    ( ( sK438
                      & ( sK439 = Y0 ) )
                    | ( ( X3 = Y0 )
                      & ~ sK438 ) ) ) )
           != $true )
          & ( $true = sK438 )
          & ( ( in @ X3 @ sK437 )
            = $true ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1629,plain,
    ( ? [X3: $i] :
        ( ( ( in @ sK439
            @ ( dsetconstr @ sK437
              @ ^ [Y0: $i] :
                  ( ( sK438
                    & ( sK439 = Y0 ) )
                  | ( ( X3 = Y0 )
                    & ~ sK438 ) ) ) )
         != $true )
        & ( $true = sK438 )
        & ( ( in @ X3 @ sK437 )
          = $true ) )
   => ( ( $true
       != ( in @ sK439
          @ ( dsetconstr @ sK437
            @ ^ [Y0: $i] :
                ( ( sK438
                  & ( sK439 = Y0 ) )
                | ( ( sK440 = Y0 )
                  & ~ sK438 ) ) ) ) )
      & ( $true = sK438 )
      & ( ( in @ sK440 @ sK437 )
        = $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f783,plain,
    ( ( notinemptyset = $true )
    & ( dsetconstrI = $true )
    & ( setminusSubset1 = $true )
    & ( binintersectEL = $true )
    & ( kpairsurjEq = $true )
    & ( emptyInPowerset = $true )
    & ( setadjoinOr = $true )
    & ( setukpairinjR2 = $true )
    & ( setminusELneg = $true )
    & ( symdiffI1 = $true )
    & ( funcGraphProp4 = $true )
    & ( emptysetAx = $true )
    & ( omega0Ax = $true )
    & ( cartprodfstpairEq = $true )
    & ( emptysetimpfalse = $true )
    & ( prop2setE = $true )
    & ( dpsetconstrSub = $true )
    & ( setadjoinE = $true )
    & ( emptyI = $true )
    & ( bs114d = $true )
    & ( cartprodmempair = $true )
    & ( ubforcartprodlem3 = $true )
    & ( setminusILneg = $true )
    & ( setunionsingleton2 = $true )
    & ( eta2 = $true )
    & ( setunionE2 = $true )
    & ( subsetRefl = $true )
    & ( binintersectER = $true )
    & ( powersetsubset = $true )
    & ( inCongP = $true )
    & ( exuE3e = $true )
    & ( subsetTrans = $true )
    & ( powersetI = $true )
    & ( kpairiskpair = $true )
    & ( emptyinPowerset = $true )
    & ( setminusLsub = $true )
    & ( upairsetE = $true )
    & ( setunionI = $true )
    & ( cartprodpairmemEL = $true )
    & ( setukpairIL = $true )
    & ( setadjoinAx = $true )
    & ( binunionLsub = $true )
    & ( lamProp = $true )
    & ( exu__Cong = $true )
    & ( setextAx = $true )
    & ( ex1E1 = $true )
    & ( emptyE1 = $true )
    & ( subsetI1 = $true )
    & ( uniqinunit = $true )
    & ( ex1I2 = $true )
    & ( lam2lamEq = $true )
    & ( exuE2 = $true )
    & ( brelnall1 = $true )
    & ( setadjoinSub = $true )
    & ( binintersectSubset2 = $true )
    & ( dpsetconstrEL1 = $true )
    & ( prop2set2propI = $true )
    & ( setminusER = $true )
    & ( setminusSubset2 = $true )
    & ( binintersectI = $true )
    & ( ap2apEq1 = $true )
    & ( binintersectSubset1 = $true )
    & ( upairequniteq = $true )
    & ( replAx = $true )
    & ( dsetconstrEL = $true )
    & ( iffalseProp1 = $true )
    & ( setextsub = $true )
    & ( quantDeMorgan1 = $true )
    & ( eqinunit = $true )
    & ( powersetE1 = $true )
    & ( theprop = $true )
    & ( setunionE = $true )
    & ( powersetI1 = $true )
    & ( dpsetconstrER = $true )
    & ( exuE3u = $true )
    & ( nonemptyI1 = $true )
    & ( nonemptyE1 = $true )
    & ( upairset2E = $true )
    & ( binintersectSubset4 = $true )
    & ( binunionRsub = $true )
    & ( exuEu = $true )
    & ( binunionIL = $true )
    & ( exuE1 = $true )
    & ( cartprodmempaircEq = $true )
    & ( dsetconstr__Cong = $true )
    & ( upairsetIL = $true )
    & ( cartprodpairmemER = $true )
    & ( setukpairinjR11 = $true )
    & ( emptysetsubset = $true )
    & ( omegaSAx = $true )
    & ( cartprodpairin = $true )
    & ( quantDeMorgan4 = $true )
    & ( ex1E2 = $true )
    & ( wellorderingAx = $true )
    & ( notsubsetI = $true )
    & ( setminusERneg = $true )
    & ( notequalI2 = $true )
    & ( funcGraphProp1 = $true )
    & ( powerset__Cong = $true )
    & ( setminusEL = $true )
    & ( binintersectLsub = $true )
    & ( omega__Cong = $true )
    & ( noeltsimpempty = $true )
    & ( eqimpsubset1 = $true )
    & ( foundationAx = $true )
    & ( singletoninpowunion = $true )
    & ( cartprodpairsurjEq = $true )
    & ( eqbreln = $true )
    & ( eta1 = $true )
    & ( setunionsingleton = $true )
    & ( subsetemptysetimpeq = $true )
    & ( funcGraphProp3 = $true )
    & ( setadjoin__Cong = $true )
    & ( binintersectSubset3 = $true )
    & ( omegaIndAx = $true )
    & ( cartprodfstin = $true )
    & ( iffalseProp2 = $true )
    & ( binunionEcases = $true )
    & ( sepInPowerset = $true )
    & ( ap2p = $true )
    & ( subPowSU = $true )
    & ( setminusI = $true )
    & ( dpsetconstrERa = $true )
    & ( setadjoinSub2 = $true )
    & ( nonemptyI = $true )
    & ( apProp = $true )
    & ( emptysetE = $true )
    & ( symdiffI2 = $true )
    & ( prop2setI = $true )
    & ( setadjoinIR = $true )
    & ( symdiffIneg2 = $true )
    & ( funcext2 = $true )
    & ( app = $true )
    & ( singletonprop = $true )
    & ? [X0: $i,X1: $o,X2: $i] :
        ( ( ( in @ X2 @ X0 )
          = $true )
        & ? [X3: $i] :
            ( ( ( in @ X2
                @ ( dsetconstr @ X0
                  @ ^ [Y0: $i] :
                      ( ( X1
                        & ( X2 = Y0 ) )
                      | ( ( X3 = Y0 )
                        & ~ X1 ) ) ) )
             != $true )
            & ( $true = X1 )
            & ( $true
              = ( in @ X3 @ X0 ) ) ) )
    & ( funcext = $true )
    & ( setoftrueEq = $true )
    & ( setadjoinIL = $true )
    & ( ksndpairEq = $true )
    & ( binunionE = $true )
    & ( exuI3 = $true )
    & ( emptyinunitempty = $true )
    & ( lamp = $true )
    & ( kfstpairEq = $true )
    & ( upairinpowunion = $true )
    & ( setunionAx = $true )
    & ( setukpairinjL1 = $true )
    & ( singletonsswitch = $true )
    & ( subbreln = $true )
    & ( singletonsuniq = $true )
    & ( notinsingleton = $true )
    & ( setunion__Cong = $true )
    & ( dpsetconstrEL2 = $true )
    & ( disjointsetsI1 = $true )
    & ( binintersectRsub = $true )
    & ( setukpairIR = $true )
    & ( funcinfuncset = $true )
    & ( setukpairinjL2 = $true )
    & ( vacuousDall = $true )
    & ( funcextLem = $true )
    & ( ex1I = $true )
    & ( inPowerset = $true )
    & ( setunionsingleton1 = $true )
    & ( setukpairinjL = $true )
    & ( dsetconstrER = $true )
    & ( upairsubunion = $true )
    & ( subsetE = $true )
    & ( quantDeMorgan2 = $true )
    & ( setukpairinjR = $true )
    & ( subset2powerset = $true )
    & ( symdiffIneg1 = $true )
    & ( cartprodsndpairEq = $true )
    & ( eqimpsubset2 = $true )
    & ( setukpairinjR12 = $true )
    & ( notequalI1 = $true )
    & ( exuI1 = $true )
    & ( in__Cong = $true )
    & ( kpairp = $true )
    & ( descrp = $true )
    & ( brelnall2 = $true )
    & ( setminusIRneg = $true )
    & ( secondinupair = $true )
    & ( emptyset__Cong = $true )
    & ( lam2p = $true )
    & ( singletoninpowerset = $true )
    & ( cartprodsndin = $true )
    & ( cartprodmempair1 = $true )
    & ( beta1 = $true )
    & ( setukpairinjR1 = $true )
    & ( subsetE2 = $true )
    & ( ap2apEq2 = $true )
    & ( setOfPairsIsBReln = $true )
    & ( infuncsetfunc = $true )
    & ( ubforcartprodlem1 = $true )
    & ( sepSubset = $true )
    & ( funcGraphProp2 = $true )
    & ( kfstsingleton = $true )
    & ( notdallE = $true )
    & ( subsetI2 = $true )
    & ( quantDeMorgan3 = $true )
    & ( notdexE = $true )
    & ( nonemptyImpWitness = $true )
    & ( upairset2IR = $true )
    & ( setbeta = $true )
    & ( setext = $true )
    & ( binunionIR = $true )
    & ( singletonsubset = $true )
    & ( powersetE = $true )
    & ( descr__Cong = $true )
    & ( symdiffE = $true )
    & ( ksndsingleton = $true )
    & ( dpsetconstrI = $true )
    & ( ubforcartprodlem2 = $true )
    & ( exuI2 = $true )
    & ( beta2 = $true )
    & ( funcImageSingleton = $true )
    & ( binintersectSubset5 = $true )
    & ( upairsetIR = $true )
    & ( powersetAx = $true ) ),
    inference(flattening,[status(thm)],[f782]) ).

thf(f782,plain,
    ( ? [X0: $i,X1: $o,X2: $i] :
        ( ? [X3: $i] :
            ( ( ( in @ X2
                @ ( dsetconstr @ X0
                  @ ^ [Y0: $i] :
                      ( ( X1
                        & ( X2 = Y0 ) )
                      | ( ( X3 = Y0 )
                        & ~ X1 ) ) ) )
             != $true )
            & ( $true = X1 )
            & ( $true
              = ( in @ X3 @ X0 ) ) )
        & ( ( in @ X2 @ X0 )
          = $true ) )
    & ( iffalseProp2 = $true )
    & ( iffalseProp1 = $true )
    & ( eta2 = $true )
    & ( beta2 = $true )
    & ( lam2lamEq = $true )
    & ( eta1 = $true )
    & ( beta1 = $true )
    & ( ap2apEq2 = $true )
    & ( ap2apEq1 = $true )
    & ( funcext2 = $true )
    & ( funcext = $true )
    & ( eqbreln = $true )
    & ( subbreln = $true )
    & ( funcGraphProp4 = $true )
    & ( funcextLem = $true )
    & ( funcGraphProp2 = $true )
    & ( funcGraphProp3 = $true )
    & ( funcGraphProp1 = $true )
    & ( ex1E2 = $true )
    & ( brelnall2 = $true )
    & ( brelnall1 = $true )
    & ( lam2p = $true )
    & ( lamp = $true )
    & ( lamProp = $true )
    & ( funcinfuncset = $true )
    & ( ap2p = $true )
    & ( infuncsetfunc = $true )
    & ( app = $true )
    & ( apProp = $true )
    & ( funcImageSingleton = $true )
    & ( dpsetconstrER = $true )
    & ( dpsetconstrEL2 = $true )
    & ( dpsetconstrEL1 = $true )
    & ( dpsetconstrERa = $true )
    & ( setOfPairsIsBReln = $true )
    & ( dpsetconstrSub = $true )
    & ( dpsetconstrI = $true )
    & ( cartprodpairsurjEq = $true )
    & ( cartprodsndpairEq = $true )
    & ( cartprodfstpairEq = $true )
    & ( cartprodmempaircEq = $true )
    & ( cartprodpairmemER = $true )
    & ( cartprodpairmemEL = $true )
    & ( cartprodsndin = $true )
    & ( kpairsurjEq = $true )
    & ( ksndpairEq = $true )
    & ( ksndsingleton = $true )
    & ( setukpairinjR = $true )
    & ( setukpairinjR2 = $true )
    & ( upairequniteq = $true )
    & ( setukpairinjR1 = $true )
    & ( setukpairinjR12 = $true )
    & ( setukpairinjR11 = $true )
    & ( setukpairinjL = $true )
    & ( setukpairinjL2 = $true )
    & ( cartprodfstin = $true )
    & ( kfstpairEq = $true )
    & ( theprop = $true )
    & ( kfstsingleton = $true )
    & ( setukpairinjL1 = $true )
    & ( singletonsuniq = $true )
    & ( ex1I2 = $true )
    & ( ex1I = $true )
    & ( ex1E1 = $true )
    & ( singletonprop = $true )
    & ( setunionsingleton = $true )
    & ( setunionsingleton2 = $true )
    & ( setunionsingleton1 = $true )
    & ( setunionE2 = $true )
    & ( cartprodmempair = $true )
    & ( cartprodmempair1 = $true )
    & ( cartprodpairin = $true )
    & ( ubforcartprodlem3 = $true )
    & ( ubforcartprodlem2 = $true )
    & ( ubforcartprodlem1 = $true )
    & ( upairinpowunion = $true )
    & ( upairsubunion = $true )
    & ( upairset2E = $true )
    & ( singletoninpowunion = $true )
    & ( singletoninpowerset = $true )
    & ( singletonsubset = $true )
    & ( kpairp = $true )
    & ( kpairiskpair = $true )
    & ( setukpairIR = $true )
    & ( setukpairIL = $true )
    & ( secondinupair = $true )
    & ( symdiffIneg2 = $true )
    & ( symdiffIneg1 = $true )
    & ( symdiffI2 = $true )
    & ( symdiffI1 = $true )
    & ( symdiffE = $true )
    & ( setminusSubset1 = $true )
    & ( setminusLsub = $true )
    & ( setminusIRneg = $true )
    & ( setminusILneg = $true )
    & ( setminusELneg = $true )
    & ( setminusERneg = $true )
    & ( setminusSubset2 = $true )
    & ( setminusER = $true )
    & ( setminusEL = $true )
    & ( setminusI = $true )
    & ( bs114d = $true )
    & ( binintersectSubset1 = $true )
    & ( binintersectSubset4 = $true )
    & ( binintersectRsub = $true )
    & ( disjointsetsI1 = $true )
    & ( binintersectER = $true )
    & ( binintersectSubset3 = $true )
    & ( binintersectSubset2 = $true )
    & ( binintersectLsub = $true )
    & ( binintersectEL = $true )
    & ( binintersectSubset5 = $true )
    & ( binintersectI = $true )
    & ( binunionRsub = $true )
    & ( binunionLsub = $true )
    & ( binunionE = $true )
    & ( binunionEcases = $true )
    & ( binunionIR = $true )
    & ( upairset2IR = $true )
    & ( binunionIL = $true )
    & ( sepSubset = $true )
    & ( sepInPowerset = $true )
    & ( powersetsubset = $true )
    & ( inPowerset = $true )
    & ( powersetE1 = $true )
    & ( powersetI1 = $true )
    & ( subsetemptysetimpeq = $true )
    & ( setextsub = $true )
    & ( subset2powerset = $true )
    & ( setadjoinSub2 = $true )
    & ( setadjoinSub = $true )
    & ( subsetTrans = $true )
    & ( subsetRefl = $true )
    & ( notequalI2 = $true )
    & ( notequalI1 = $true )
    & ( notsubsetI = $true )
    & ( subsetE2 = $true )
    & ( subsetE = $true )
    & ( emptysetsubset = $true )
    & ( subsetI2 = $true )
    & ( eqimpsubset1 = $true )
    & ( eqimpsubset2 = $true )
    & ( subsetI1 = $true )
    & ( dsetconstr__Cong = $true )
    & ( descr__Cong = $true )
    & ( exuEu = $true )
    & ( omega__Cong = $true )
    & ( setunion__Cong = $true )
    & ( powerset__Cong = $true )
    & ( setadjoin__Cong = $true )
    & ( emptyset__Cong = $true )
    & ( exu__Cong = $true )
    & ( exuE3u = $true )
    & ( in__Cong = $true )
    & ( inCongP = $true )
    & ( exuI2 = $true )
    & ( exuI3 = $true )
    & ( exuI1 = $true )
    & ( notdallE = $true )
    & ( notdexE = $true )
    & ( prop2set2propI = $true )
    & ( prop2setI = $true )
    & ( quantDeMorgan4 = $true )
    & ( quantDeMorgan3 = $true )
    & ( quantDeMorgan2 = $true )
    & ( quantDeMorgan1 = $true )
    & ( vacuousDall = $true )
    & ( emptyE1 = $true )
    & ( upairsetIR = $true )
    & ( upairsetIL = $true )
    & ( upairsetE = $true )
    & ( singletonsswitch = $true )
    & ( eqinunit = $true )
    & ( notinsingleton = $true )
    & ( uniqinunit = $true )
    & ( nonemptyImpWitness = $true )
    & ( exuE2 = $true )
    & ( subPowSU = $true )
    & ( setunionE = $true )
    & ( setunionI = $true )
    & ( powersetE = $true )
    & ( emptyInPowerset = $true )
    & ( emptyinPowerset = $true )
    & ( powersetI = $true )
    & ( setoftrueEq = $true )
    & ( setadjoinOr = $true )
    & ( setadjoinE = $true )
    & ( setadjoinIR = $true )
    & ( emptyinunitempty = $true )
    & ( setadjoinIL = $true )
    & ( nonemptyI1 = $true )
    & ( nonemptyI = $true )
    & ( nonemptyE1 = $true )
    & ( setbeta = $true )
    & ( noeltsimpempty = $true )
    & ( emptyI = $true )
    & ( setext = $true )
    & ( exuE3e = $true )
    & ( notinemptyset = $true )
    & ( emptysetimpfalse = $true )
    & ( emptysetE = $true )
    & ( prop2setE = $true )
    & ( exuE1 = $true )
    & ( dsetconstrER = $true )
    & ( dsetconstrEL = $true )
    & ( dsetconstrI = $true )
    & ( descrp = $true )
    & ( wellorderingAx = $true )
    & ( foundationAx = $true )
    & ( replAx = $true )
    & ( omegaIndAx = $true )
    & ( omegaSAx = $true )
    & ( omega0Ax = $true )
    & ( setunionAx = $true )
    & ( powersetAx = $true )
    & ( setadjoinAx = $true )
    & ( emptysetAx = $true )
    & ( setextAx = $true ) ),
    inference(ennf_transformation,[status(thm)],[f270]) ).

thf(f270,plain,
    ~ ( ( setextAx = $true )
     => ( ( emptysetAx = $true )
       => ( ( setadjoinAx = $true )
         => ( ( powersetAx = $true )
           => ( ( setunionAx = $true )
             => ( ( omega0Ax = $true )
               => ( ( omegaSAx = $true )
                 => ( ( omegaIndAx = $true )
                   => ( ( replAx = $true )
                     => ( ( foundationAx = $true )
                       => ( ( wellorderingAx = $true )
                         => ( ( descrp = $true )
                           => ( ( dsetconstrI = $true )
                             => ( ( dsetconstrEL = $true )
                               => ( ( dsetconstrER = $true )
                                 => ( ( exuE1 = $true )
                                   => ( ( prop2setE = $true )
                                     => ( ( emptysetE = $true )
                                       => ( ( emptysetimpfalse = $true )
                                         => ( ( notinemptyset = $true )
                                           => ( ( exuE3e = $true )
                                             => ( ( setext = $true )
                                               => ( ( emptyI = $true )
                                                 => ( ( noeltsimpempty = $true )
                                                   => ( ( setbeta = $true )
                                                     => ( ( nonemptyE1 = $true )
                                                       => ( ( nonemptyI = $true )
                                                         => ( ( nonemptyI1 = $true )
                                                           => ( ( setadjoinIL = $true )
                                                             => ( ( emptyinunitempty = $true )
                                                               => ( ( setadjoinIR = $true )
                                                                 => ( ( setadjoinE = $true )
                                                                   => ( ( setadjoinOr = $true )
                                                                     => ( ( setoftrueEq = $true )
                                                                       => ( ( powersetI = $true )
                                                                         => ( ( emptyinPowerset = $true )
                                                                           => ( ( emptyInPowerset = $true )
                                                                             => ( ( powersetE = $true )
                                                                               => ( ( setunionI = $true )
                                                                                 => ( ( setunionE = $true )
                                                                                   => ( ( subPowSU = $true )
                                                                                     => ( ( exuE2 = $true )
                                                                                       => ( ( nonemptyImpWitness = $true )
                                                                                         => ( ( uniqinunit = $true )
                                                                                           => ( ( notinsingleton = $true )
                                                                                             => ( ( eqinunit = $true )
                                                                                               => ( ( singletonsswitch = $true )
                                                                                                 => ( ( upairsetE = $true )
                                                                                                   => ( ( upairsetIL = $true )
                                                                                                     => ( ( upairsetIR = $true )
                                                                                                       => ( ( emptyE1 = $true )
                                                                                                         => ( ( vacuousDall = $true )
                                                                                                           => ( ( quantDeMorgan1 = $true )
                                                                                                             => ( ( quantDeMorgan2 = $true )
                                                                                                               => ( ( quantDeMorgan3 = $true )
                                                                                                                 => ( ( quantDeMorgan4 = $true )
                                                                                                                   => ( ( prop2setI = $true )
                                                                                                                     => ( ( prop2set2propI = $true )
                                                                                                                       => ( ( notdexE = $true )
                                                                                                                         => ( ( notdallE = $true )
                                                                                                                           => ( ( exuI1 = $true )
                                                                                                                             => ( ( exuI3 = $true )
                                                                                                                               => ( ( exuI2 = $true )
                                                                                                                                 => ( ( inCongP = $true )
                                                                                                                                   => ( ( in__Cong = $true )
                                                                                                                                     => ( ( exuE3u = $true )
                                                                                                                                       => ( ( exu__Cong = $true )
                                                                                                                                         => ( ( emptyset__Cong = $true )
                                                                                                                                           => ( ( setadjoin__Cong = $true )
                                                                                                                                             => ( ( powerset__Cong = $true )
                                                                                                                                               => ( ( setunion__Cong = $true )
                                                                                                                                                 => ( ( omega__Cong = $true )
                                                                                                                                                   => ( ( exuEu = $true )
                                                                                                                                                     => ( ( descr__Cong = $true )
                                                                                                                                                       => ( ( dsetconstr__Cong = $true )
                                                                                                                                                         => ( ( subsetI1 = $true )
                                                                                                                                                           => ( ( eqimpsubset2 = $true )
                                                                                                                                                             => ( ( eqimpsubset1 = $true )
                                                                                                                                                               => ( ( subsetI2 = $true )
                                                                                                                                                                 => ( ( emptysetsubset = $true )
                                                                                                                                                                   => ( ( subsetE = $true )
                                                                                                                                                                     => ( ( subsetE2 = $true )
                                                                                                                                                                       => ( ( notsubsetI = $true )
                                                                                                                                                                         => ( ( notequalI1 = $true )
                                                                                                                                                                           => ( ( notequalI2 = $true )
                                                                                                                                                                             => ( ( subsetRefl = $true )
                                                                                                                                                                               => ( ( subsetTrans = $true )
                                                                                                                                                                                 => ( ( setadjoinSub = $true )
                                                                                                                                                                                   => ( ( setadjoinSub2 = $true )
                                                                                                                                                                                     => ( ( subset2powerset = $true )
                                                                                                                                                                                       => ( ( setextsub = $true )
                                                                                                                                                                                         => ( ( subsetemptysetimpeq = $true )
                                                                                                                                                                                           => ( ( powersetI1 = $true )
                                                                                                                                                                                             => ( ( powersetE1 = $true )
                                                                                                                                                                                               => ( ( inPowerset = $true )
                                                                                                                                                                                                 => ( ( powersetsubset = $true )
                                                                                                                                                                                                   => ( ( sepInPowerset = $true )
                                                                                                                                                                                                     => ( ( sepSubset = $true )
                                                                                                                                                                                                       => ( ( binunionIL = $true )
                                                                                                                                                                                                         => ( ( upairset2IR = $true )
                                                                                                                                                                                                           => ( ( binunionIR = $true )
                                                                                                                                                                                                             => ( ( binunionEcases = $true )
                                                                                                                                                                                                               => ( ( binunionE = $true )
                                                                                                                                                                                                                 => ( ( binunionLsub = $true )
                                                                                                                                                                                                                   => ( ( binunionRsub = $true )
                                                                                                                                                                                                                     => ( ( binintersectI = $true )
                                                                                                                                                                                                                       => ( ( binintersectSubset5 = $true )
                                                                                                                                                                                                                         => ( ( binintersectEL = $true )
                                                                                                                                                                                                                           => ( ( binintersectLsub = $true )
                                                                                                                                                                                                                             => ( ( binintersectSubset2 = $true )
                                                                                                                                                                                                                               => ( ( binintersectSubset3 = $true )
                                                                                                                                                                                                                                 => ( ( binintersectER = $true )
                                                                                                                                                                                                                                   => ( ( disjointsetsI1 = $true )
                                                                                                                                                                                                                                     => ( ( binintersectRsub = $true )
                                                                                                                                                                                                                                       => ( ( binintersectSubset4 = $true )
                                                                                                                                                                                                                                         => ( ( binintersectSubset1 = $true )
                                                                                                                                                                                                                                           => ( ( bs114d = $true )
                                                                                                                                                                                                                                             => ( ( setminusI = $true )
                                                                                                                                                                                                                                               => ( ( setminusEL = $true )
                                                                                                                                                                                                                                                 => ( ( setminusER = $true )
                                                                                                                                                                                                                                                   => ( ( setminusSubset2 = $true )
                                                                                                                                                                                                                                                     => ( ( setminusERneg = $true )
                                                                                                                                                                                                                                                       => ( ( setminusELneg = $true )
                                                                                                                                                                                                                                                         => ( ( setminusILneg = $true )
                                                                                                                                                                                                                                                           => ( ( setminusIRneg = $true )
                                                                                                                                                                                                                                                             => ( ( setminusLsub = $true )
                                                                                                                                                                                                                                                               => ( ( setminusSubset1 = $true )
                                                                                                                                                                                                                                                                 => ( ( symdiffE = $true )
                                                                                                                                                                                                                                                                   => ( ( symdiffI1 = $true )
                                                                                                                                                                                                                                                                     => ( ( symdiffI2 = $true )
                                                                                                                                                                                                                                                                       => ( ( symdiffIneg1 = $true )
                                                                                                                                                                                                                                                                         => ( ( symdiffIneg2 = $true )
                                                                                                                                                                                                                                                                           => ( ( secondinupair = $true )
                                                                                                                                                                                                                                                                             => ( ( setukpairIL = $true )
                                                                                                                                                                                                                                                                               => ( ( setukpairIR = $true )
                                                                                                                                                                                                                                                                                 => ( ( kpairiskpair = $true )
                                                                                                                                                                                                                                                                                   => ( ( kpairp = $true )
                                                                                                                                                                                                                                                                                     => ( ( singletonsubset = $true )
                                                                                                                                                                                                                                                                                       => ( ( singletoninpowerset = $true )
                                                                                                                                                                                                                                                                                         => ( ( singletoninpowunion = $true )
                                                                                                                                                                                                                                                                                           => ( ( upairset2E = $true )
                                                                                                                                                                                                                                                                                             => ( ( upairsubunion = $true )
                                                                                                                                                                                                                                                                                               => ( ( upairinpowunion = $true )
                                                                                                                                                                                                                                                                                                 => ( ( ubforcartprodlem1 = $true )
                                                                                                                                                                                                                                                                                                   => ( ( ubforcartprodlem2 = $true )
                                                                                                                                                                                                                                                                                                     => ( ( ubforcartprodlem3 = $true )
                                                                                                                                                                                                                                                                                                       => ( ( cartprodpairin = $true )
                                                                                                                                                                                                                                                                                                         => ( ( cartprodmempair1 = $true )
                                                                                                                                                                                                                                                                                                           => ( ( cartprodmempair = $true )
                                                                                                                                                                                                                                                                                                             => ( ( setunionE2 = $true )
                                                                                                                                                                                                                                                                                                               => ( ( setunionsingleton1 = $true )
                                                                                                                                                                                                                                                                                                                 => ( ( setunionsingleton2 = $true )
                                                                                                                                                                                                                                                                                                                   => ( ( setunionsingleton = $true )
                                                                                                                                                                                                                                                                                                                     => ( ( singletonprop = $true )
                                                                                                                                                                                                                                                                                                                       => ( ( ex1E1 = $true )
                                                                                                                                                                                                                                                                                                                         => ( ( ex1I = $true )
                                                                                                                                                                                                                                                                                                                           => ( ( ex1I2 = $true )
                                                                                                                                                                                                                                                                                                                             => ( ( singletonsuniq = $true )
                                                                                                                                                                                                                                                                                                                               => ( ( setukpairinjL1 = $true )
                                                                                                                                                                                                                                                                                                                                 => ( ( kfstsingleton = $true )
                                                                                                                                                                                                                                                                                                                                   => ( ( theprop = $true )
                                                                                                                                                                                                                                                                                                                                     => ( ( kfstpairEq = $true )
                                                                                                                                                                                                                                                                                                                                       => ( ( cartprodfstin = $true )
                                                                                                                                                                                                                                                                                                                                         => ( ( setukpairinjL2 = $true )
                                                                                                                                                                                                                                                                                                                                           => ( ( setukpairinjL = $true )
                                                                                                                                                                                                                                                                                                                                             => ( ( setukpairinjR11 = $true )
                                                                                                                                                                                                                                                                                                                                               => ( ( setukpairinjR12 = $true )
                                                                                                                                                                                                                                                                                                                                                 => ( ( setukpairinjR1 = $true )
                                                                                                                                                                                                                                                                                                                                                   => ( ( upairequniteq = $true )
                                                                                                                                                                                                                                                                                                                                                     => ( ( setukpairinjR2 = $true )
                                                                                                                                                                                                                                                                                                                                                       => ( ( setukpairinjR = $true )
                                                                                                                                                                                                                                                                                                                                                         => ( ( ksndsingleton = $true )
                                                                                                                                                                                                                                                                                                                                                           => ( ( ksndpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                             => ( ( kpairsurjEq = $true )
                                                                                                                                                                                                                                                                                                                                                               => ( ( cartprodsndin = $true )
                                                                                                                                                                                                                                                                                                                                                                 => ( ( cartprodpairmemEL = $true )
                                                                                                                                                                                                                                                                                                                                                                   => ( ( cartprodpairmemER = $true )
                                                                                                                                                                                                                                                                                                                                                                     => ( ( cartprodmempaircEq = $true )
                                                                                                                                                                                                                                                                                                                                                                       => ( ( cartprodfstpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                                         => ( ( cartprodsndpairEq = $true )
                                                                                                                                                                                                                                                                                                                                                                           => ( ( cartprodpairsurjEq = $true )
                                                                                                                                                                                                                                                                                                                                                                             => ( ( dpsetconstrI = $true )
                                                                                                                                                                                                                                                                                                                                                                               => ( ( dpsetconstrSub = $true )
                                                                                                                                                                                                                                                                                                                                                                                 => ( ( setOfPairsIsBReln = $true )
                                                                                                                                                                                                                                                                                                                                                                                   => ( ( dpsetconstrERa = $true )
                                                                                                                                                                                                                                                                                                                                                                                     => ( ( dpsetconstrEL1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                       => ( ( dpsetconstrEL2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                         => ( ( dpsetconstrER = $true )
                                                                                                                                                                                                                                                                                                                                                                                           => ( ( funcImageSingleton = $true )
                                                                                                                                                                                                                                                                                                                                                                                             => ( ( apProp = $true )
                                                                                                                                                                                                                                                                                                                                                                                               => ( ( app = $true )
                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( infuncsetfunc = $true )
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( ap2p = $true )
                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( funcinfuncset = $true )
                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( lamProp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( lamp = $true )
                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( lam2p = $true )
                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( brelnall1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( brelnall2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( ex1E2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( funcGraphProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( funcGraphProp3 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( funcGraphProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( funcextLem = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( funcGraphProp4 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( subbreln = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( eqbreln = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( funcext = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( funcext2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( ap2apEq1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ( ap2apEq2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( ( beta1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( ( eta1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( ( lam2lamEq = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( beta2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( eta2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ( iffalseProp1 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ( iffalseProp2 = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X0: $i,X1: $o,X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( ( in @ X2 @ X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                              = $true )
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( $true
                                                                                                                                                                                                                                                                                                                                                                                                                                                                  = ( in @ X3 @ X0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( ( $true = X1 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ( in @ X2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                      @ ( dsetconstr @ X0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( X1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                              & ( X2 = Y0 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                            | ( ( X3 = Y0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                              & ~ X1 ) ) ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                    = $true ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[status(thm)],[f269]) ).

thf(f269,plain,
    ~ ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( emptyset__Cong
                                                                                                                                           => ( setadjoin__Cong
                                                                                                                                             => ( powerset__Cong
                                                                                                                                               => ( setunion__Cong
                                                                                                                                                 => ( omega__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ( ex1I2
                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                   => ( theprop
                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                               => ( app
                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X0: $i,X1: $o,X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ X2 @ X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( in @ X3 @ X0 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( X1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( in @ X2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                    @ ( dsetconstr @ X0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                      @ ^ [X4: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( ~ X1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                            & ( X3 = X4 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                          | ( ( X2 = X4 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                            & X1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f225]) ).

thf(f225,negated_conjecture,
    ~ ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( emptyset__Cong
                                                                                                                                           => ( setadjoin__Cong
                                                                                                                                             => ( powerset__Cong
                                                                                                                                               => ( setunion__Cong
                                                                                                                                                 => ( omega__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ( ex1I2
                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                   => ( theprop
                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                               => ( app
                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [X3: $i,X0: $o,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( in @ X2 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( X0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( in @ X1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                    @ ( dsetconstr @ X3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                      @ ^ [X8: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( ~ X0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                            & ( X2 = X8 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                          | ( ( X1 = X8 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                            & X0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f224]) ).

thf(f224,conjecture,
    ( setextAx
   => ( emptysetAx
     => ( setadjoinAx
       => ( powersetAx
         => ( setunionAx
           => ( omega0Ax
             => ( omegaSAx
               => ( omegaIndAx
                 => ( replAx
                   => ( foundationAx
                     => ( wellorderingAx
                       => ( descrp
                         => ( dsetconstrI
                           => ( dsetconstrEL
                             => ( dsetconstrER
                               => ( exuE1
                                 => ( prop2setE
                                   => ( emptysetE
                                     => ( emptysetimpfalse
                                       => ( notinemptyset
                                         => ( exuE3e
                                           => ( setext
                                             => ( emptyI
                                               => ( noeltsimpempty
                                                 => ( setbeta
                                                   => ( nonemptyE1
                                                     => ( nonemptyI
                                                       => ( nonemptyI1
                                                         => ( setadjoinIL
                                                           => ( emptyinunitempty
                                                             => ( setadjoinIR
                                                               => ( setadjoinE
                                                                 => ( setadjoinOr
                                                                   => ( setoftrueEq
                                                                     => ( powersetI
                                                                       => ( emptyinPowerset
                                                                         => ( emptyInPowerset
                                                                           => ( powersetE
                                                                             => ( setunionI
                                                                               => ( setunionE
                                                                                 => ( subPowSU
                                                                                   => ( exuE2
                                                                                     => ( nonemptyImpWitness
                                                                                       => ( uniqinunit
                                                                                         => ( notinsingleton
                                                                                           => ( eqinunit
                                                                                             => ( singletonsswitch
                                                                                               => ( upairsetE
                                                                                                 => ( upairsetIL
                                                                                                   => ( upairsetIR
                                                                                                     => ( emptyE1
                                                                                                       => ( vacuousDall
                                                                                                         => ( quantDeMorgan1
                                                                                                           => ( quantDeMorgan2
                                                                                                             => ( quantDeMorgan3
                                                                                                               => ( quantDeMorgan4
                                                                                                                 => ( prop2setI
                                                                                                                   => ( prop2set2propI
                                                                                                                     => ( notdexE
                                                                                                                       => ( notdallE
                                                                                                                         => ( exuI1
                                                                                                                           => ( exuI3
                                                                                                                             => ( exuI2
                                                                                                                               => ( inCongP
                                                                                                                                 => ( in__Cong
                                                                                                                                   => ( exuE3u
                                                                                                                                     => ( exu__Cong
                                                                                                                                       => ( emptyset__Cong
                                                                                                                                         => ( setadjoin__Cong
                                                                                                                                           => ( powerset__Cong
                                                                                                                                             => ( setunion__Cong
                                                                                                                                               => ( omega__Cong
                                                                                                                                                 => ( exuEu
                                                                                                                                                   => ( descr__Cong
                                                                                                                                                     => ( dsetconstr__Cong
                                                                                                                                                       => ( subsetI1
                                                                                                                                                         => ( eqimpsubset2
                                                                                                                                                           => ( eqimpsubset1
                                                                                                                                                             => ( subsetI2
                                                                                                                                                               => ( emptysetsubset
                                                                                                                                                                 => ( subsetE
                                                                                                                                                                   => ( subsetE2
                                                                                                                                                                     => ( notsubsetI
                                                                                                                                                                       => ( notequalI1
                                                                                                                                                                         => ( notequalI2
                                                                                                                                                                           => ( subsetRefl
                                                                                                                                                                             => ( subsetTrans
                                                                                                                                                                               => ( setadjoinSub
                                                                                                                                                                                 => ( setadjoinSub2
                                                                                                                                                                                   => ( subset2powerset
                                                                                                                                                                                     => ( setextsub
                                                                                                                                                                                       => ( subsetemptysetimpeq
                                                                                                                                                                                         => ( powersetI1
                                                                                                                                                                                           => ( powersetE1
                                                                                                                                                                                             => ( inPowerset
                                                                                                                                                                                               => ( powersetsubset
                                                                                                                                                                                                 => ( sepInPowerset
                                                                                                                                                                                                   => ( sepSubset
                                                                                                                                                                                                     => ( binunionIL
                                                                                                                                                                                                       => ( upairset2IR
                                                                                                                                                                                                         => ( binunionIR
                                                                                                                                                                                                           => ( binunionEcases
                                                                                                                                                                                                             => ( binunionE
                                                                                                                                                                                                               => ( binunionLsub
                                                                                                                                                                                                                 => ( binunionRsub
                                                                                                                                                                                                                   => ( binintersectI
                                                                                                                                                                                                                     => ( binintersectSubset5
                                                                                                                                                                                                                       => ( binintersectEL
                                                                                                                                                                                                                         => ( binintersectLsub
                                                                                                                                                                                                                           => ( binintersectSubset2
                                                                                                                                                                                                                             => ( binintersectSubset3
                                                                                                                                                                                                                               => ( binintersectER
                                                                                                                                                                                                                                 => ( disjointsetsI1
                                                                                                                                                                                                                                   => ( binintersectRsub
                                                                                                                                                                                                                                     => ( binintersectSubset4
                                                                                                                                                                                                                                       => ( binintersectSubset1
                                                                                                                                                                                                                                         => ( bs114d
                                                                                                                                                                                                                                           => ( setminusI
                                                                                                                                                                                                                                             => ( setminusEL
                                                                                                                                                                                                                                               => ( setminusER
                                                                                                                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                                                                                                                   => ( setminusERneg
                                                                                                                                                                                                                                                     => ( setminusELneg
                                                                                                                                                                                                                                                       => ( setminusILneg
                                                                                                                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                                                                                                                           => ( setminusLsub
                                                                                                                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                                                                                                                               => ( symdiffE
                                                                                                                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                                                                                                                         => ( ex1I2
                                                                                                                                                                                                                                                                                                                           => ( singletonsuniq
                                                                                                                                                                                                                                                                                                                             => ( setukpairinjL1
                                                                                                                                                                                                                                                                                                                               => ( kfstsingleton
                                                                                                                                                                                                                                                                                                                                 => ( theprop
                                                                                                                                                                                                                                                                                                                                   => ( kfstpairEq
                                                                                                                                                                                                                                                                                                                                     => ( cartprodfstin
                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjL2
                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL
                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjR11
                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR12
                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR1
                                                                                                                                                                                                                                                                                                                                                 => ( upairequniteq
                                                                                                                                                                                                                                                                                                                                                   => ( setukpairinjR2
                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR
                                                                                                                                                                                                                                                                                                                                                       => ( ksndsingleton
                                                                                                                                                                                                                                                                                                                                                         => ( ksndpairEq
                                                                                                                                                                                                                                                                                                                                                           => ( kpairsurjEq
                                                                                                                                                                                                                                                                                                                                                             => ( cartprodsndin
                                                                                                                                                                                                                                                                                                                                                               => ( cartprodpairmemEL
                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemER
                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodmempaircEq
                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodfstpairEq
                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodsndpairEq
                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodpairsurjEq
                                                                                                                                                                                                                                                                                                                                                                           => ( dpsetconstrI
                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrSub
                                                                                                                                                                                                                                                                                                                                                                               => ( setOfPairsIsBReln
                                                                                                                                                                                                                                                                                                                                                                                 => ( dpsetconstrERa
                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrEL1
                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL2
                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrER
                                                                                                                                                                                                                                                                                                                                                                                         => ( funcImageSingleton
                                                                                                                                                                                                                                                                                                                                                                                           => ( apProp
                                                                                                                                                                                                                                                                                                                                                                                             => ( app
                                                                                                                                                                                                                                                                                                                                                                                               => ( infuncsetfunc
                                                                                                                                                                                                                                                                                                                                                                                                 => ( ap2p
                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcinfuncset
                                                                                                                                                                                                                                                                                                                                                                                                     => ( lamProp
                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamp
                                                                                                                                                                                                                                                                                                                                                                                                         => ( lam2p
                                                                                                                                                                                                                                                                                                                                                                                                           => ( brelnall1
                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall2
                                                                                                                                                                                                                                                                                                                                                                                                               => ( ex1E2
                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcGraphProp1
                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp3
                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp2
                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcextLem
                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcGraphProp4
                                                                                                                                                                                                                                                                                                                                                                                                                           => ( subbreln
                                                                                                                                                                                                                                                                                                                                                                                                                             => ( eqbreln
                                                                                                                                                                                                                                                                                                                                                                                                                               => ( funcext
                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext2
                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2apEq1
                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq2
                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( beta1
                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( eta1
                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2lamEq
                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( beta2
                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eta2
                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( iffalseProp1
                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp2
                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ! [X3: $i,X0: $o,X1: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( in @ X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                         => ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                              ( ( in @ X2 @ X3 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( X0
                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( in @ X1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                  @ ( dsetconstr @ X3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                    @ ^ [X8: $i] :
                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ( ( ~ X0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                          & ( X2 = X8 ) )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | ( ( X1 = X8 )
                                                                                                                                                                                                                                                                                                                                                                                                                                                                          & X0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.WXCXhvSF6w/DTF2THF_6151.p',iftrueProp1) ).

thf(f3370,plain,
    ( ( in @ sK439 @ sK437 )
   != $true ),
    inference(trivial_inequality_removal,[status(thm)],[f3369]) ).

thf(f3369,plain,
    ( ( $false = $true )
    | ( ( in @ sK439 @ sK437 )
     != $true ) ),
    inference(forward_demodulation,[status(thm)],[f3368,f2650]) ).

thf(f2650,plain,
    $true = sK438,
    inference(cnf_transformation,[status(thm)],[f1630]) ).

thf(f3368,plain,
    ( ( $false = sK438 )
    | ( ( in @ sK439 @ sK437 )
     != $true ) ),
    inference(trivial_inequality_removal,[status(thm)],[f3367]) ).

thf(f3367,plain,
    ( ( $true != $true )
    | ( $false = sK438 )
    | ( ( in @ sK439 @ sK437 )
     != $true ) ),
    inference(forward_demodulation,[status(thm)],[f3285,f2785]) ).

thf(f2785,plain,
    dsetconstrI = $true,
    inference(cnf_transformation,[status(thm)],[f1630]) ).

thf(f3285,plain,
    ( ( dsetconstrI != $true )
    | ( ( in @ sK439 @ sK437 )
     != $true )
    | ( $false = sK438 ) ),
    inference(binary_proxy_clausification,[status(thm)],[f3283]) ).

thf(f3283,plain,
    ( ( ( sK438
        | ( ( sK440 = sK439 )
          & ~ sK438 ) )
     != $true )
    | ( dsetconstrI != $true )
    | ( ( in @ sK439 @ sK437 )
     != $true ) ),
    inference(boolean_simplification,[status(thm)],[f3282]) ).

thf(f3282,plain,
    ( ( ( in @ sK439 @ sK437 )
     != $true )
    | ( $true
     != ( ( sK438
          & $true )
        | ( ( sK440 = sK439 )
          & ~ sK438 ) ) )
    | ( dsetconstrI != $true ) ),
    inference(boolean_simplification,[status(thm)],[f3281]) ).

thf(f3281,plain,
    ( ( ( ( sK438
          & ( sK439 = sK439 ) )
        | ( ( sK440 = sK439 )
          & ~ sK438 ) )
     != $true )
    | ( dsetconstrI != $true )
    | ( ( in @ sK439 @ sK437 )
     != $true ) ),
    inference(beta_eta_normalization,[status(thm)],[f3280]) ).

thf(f3280,plain,
    ( ( ( ^ [Y0: $i] :
            ( ( sK438
              & ( sK439 = Y0 ) )
            | ( ( sK440 = Y0 )
              & ~ sK438 ) )
        @ sK439 )
     != $true )
    | ( ( in @ sK439 @ sK437 )
     != $true )
    | ( dsetconstrI != $true ) ),
    inference(trivial_inequality_removal,[status(thm)],[f3264]) ).

thf(f3264,plain,
    ( ( ( in @ sK439 @ sK437 )
     != $true )
    | ( dsetconstrI != $true )
    | ( ( ^ [Y0: $i] :
            ( ( sK438
              & ( sK439 = Y0 ) )
            | ( ( sK440 = Y0 )
              & ~ sK438 ) )
        @ sK439 )
     != $true )
    | ( $true != $true ) ),
    inference(superposition,[status(thm)],[f2651,f3179]) ).

thf(f3179,plain,
    ! [X2: $i,X0: $i,X1: $i > $o] :
      ( ( ( in @ X0 @ ( dsetconstr @ X2 @ X1 ) )
        = $true )
      | ( ( in @ X0 @ X2 )
       != $true )
      | ( ( X1 @ X0 )
       != $true )
      | ( dsetconstrI != $true ) ),
    inference(beta_eta_normalization,[status(thm)],[f2312]) ).

thf(f2312,plain,
    ! [X2: $i,X0: $i,X1: $i > $o] :
      ( ( dsetconstrI != $true )
      | ( ( in @ X0 @ X2 )
       != $true )
      | ( ( X1 @ X0 )
       != $true )
      | ( ( in @ X0
          @ ( dsetconstr @ X2
            @ ^ [Y0: $i] : ( X1 @ Y0 ) ) )
        = $true ) ),
    inference(cnf_transformation,[status(thm)],[f1312]) ).

thf(f1312,plain,
    ( ( ! [X0: $i,X1: $i > $o,X2: $i] :
          ( ( ( X1 @ X0 )
           != $true )
          | ( ( in @ X0 @ X2 )
           != $true )
          | ( ( in @ X0
              @ ( dsetconstr @ X2
                @ ^ [Y0: $i] : ( X1 @ Y0 ) ) )
            = $true ) )
      | ( dsetconstrI != $true ) )
    & ( ( dsetconstrI = $true )
      | ( ( ( sK238 @ sK237 )
          = $true )
        & ( ( in @ sK237 @ sK239 )
          = $true )
        & ( ( in @ sK237
            @ ( dsetconstr @ sK239
              @ ^ [Y0: $i] : ( sK238 @ Y0 ) ) )
         != $true ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK237,sK238,sK239])],[f1310,f1311]) ).

thf(f1311,plain,
    ( ? [X3: $i,X4: $i > $o,X5: $i] :
        ( ( $true
          = ( X4 @ X3 ) )
        & ( ( in @ X3 @ X5 )
          = $true )
        & ( ( in @ X3
            @ ( dsetconstr @ X5
              @ ^ [Y0: $i] : ( X4 @ Y0 ) ) )
         != $true ) )
   => ( ( ( sK238 @ sK237 )
        = $true )
      & ( ( in @ sK237 @ sK239 )
        = $true )
      & ( ( in @ sK237
          @ ( dsetconstr @ sK239
            @ ^ [Y0: $i] : ( sK238 @ Y0 ) ) )
       != $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f1310,plain,
    ( ( ! [X0: $i,X1: $i > $o,X2: $i] :
          ( ( ( X1 @ X0 )
           != $true )
          | ( ( in @ X0 @ X2 )
           != $true )
          | ( ( in @ X0
              @ ( dsetconstr @ X2
                @ ^ [Y0: $i] : ( X1 @ Y0 ) ) )
            = $true ) )
      | ( dsetconstrI != $true ) )
    & ( ( dsetconstrI = $true )
      | ? [X3: $i,X4: $i > $o,X5: $i] :
          ( ( $true
            = ( X4 @ X3 ) )
          & ( ( in @ X3 @ X5 )
            = $true )
          & ( ( in @ X3
              @ ( dsetconstr @ X5
                @ ^ [Y0: $i] : ( X4 @ Y0 ) ) )
           != $true ) ) ) ),
    inference(rectify,[status(thm)],[f1309]) ).

thf(f1309,plain,
    ( ( ! [X0: $i,X1: $i > $o,X2: $i] :
          ( ( ( X1 @ X0 )
           != $true )
          | ( ( in @ X0 @ X2 )
           != $true )
          | ( ( in @ X0
              @ ( dsetconstr @ X2
                @ ^ [Y0: $i] : ( X1 @ Y0 ) ) )
            = $true ) )
      | ( dsetconstrI != $true ) )
    & ( ( dsetconstrI = $true )
      | ? [X0: $i,X1: $i > $o,X2: $i] :
          ( ( ( X1 @ X0 )
            = $true )
          & ( ( in @ X0 @ X2 )
            = $true )
          & ( ( in @ X0
              @ ( dsetconstr @ X2
                @ ^ [Y0: $i] : ( X1 @ Y0 ) ) )
           != $true ) ) ) ),
    inference(nnf_transformation,[status(thm)],[f761]) ).

thf(f761,plain,
    ( ! [X0: $i,X1: $i > $o,X2: $i] :
        ( ( ( X1 @ X0 )
         != $true )
        | ( ( in @ X0 @ X2 )
         != $true )
        | ( ( in @ X0
            @ ( dsetconstr @ X2
              @ ^ [Y0: $i] : ( X1 @ Y0 ) ) )
          = $true ) )
  <=> ( dsetconstrI = $true ) ),
    inference(flattening,[status(thm)],[f760]) ).

thf(f760,plain,
    ( ( dsetconstrI = $true )
  <=> ! [X0: $i,X1: $i > $o,X2: $i] :
        ( ( ( in @ X0
            @ ( dsetconstr @ X2
              @ ^ [Y0: $i] : ( X1 @ Y0 ) ) )
          = $true )
        | ( ( X1 @ X0 )
         != $true )
        | ( ( in @ X0 @ X2 )
         != $true ) ) ),
    inference(ennf_transformation,[status(thm)],[f398]) ).

thf(f398,plain,
    ( ( dsetconstrI = $true )
  <=> ! [X0: $i,X1: $i > $o,X2: $i] :
        ( ( ( in @ X0 @ X2 )
          = $true )
       => ( ( ( X1 @ X0 )
            = $true )
         => ( ( in @ X0
              @ ( dsetconstr @ X2
                @ ^ [Y0: $i] : ( X1 @ Y0 ) ) )
            = $true ) ) ) ),
    inference(fool_elimination,[status(thm)],[f397]) ).

thf(f397,plain,
    ( dsetconstrI
    = ( ! [X0: $i,X1: $i > $o,X2: $i] :
          ( ( in @ X0 @ X2 )
         => ( ( X1 @ X0 )
           => ( in @ X0
              @ ( dsetconstr @ X2
                @ ^ [X3: $i] : ( X1 @ X3 ) ) ) ) ) ) ),
    inference(rectify,[status(thm)],[f14]) ).

thf(f14,axiom,
    ( dsetconstrI
    = ( ! [X1: $i,X0: $i > $o,X3: $i] :
          ( ( in @ X1 @ X3 )
         => ( ( X0 @ X1 )
           => ( in @ X1
              @ ( dsetconstr @ X3
                @ ^ [X2: $i] : ( X0 @ X2 ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.WXCXhvSF6w/DTF2THF_6151.p',dsetconstrI) ).

thf(f2651,plain,
    ( $true
   != ( in @ sK439
      @ ( dsetconstr @ sK437
        @ ^ [Y0: $i] :
            ( ( sK438
              & ( sK439 = Y0 ) )
            | ( ( sK440 = Y0 )
              & ~ sK438 ) ) ) ) ),
    inference(cnf_transformation,[status(thm)],[f1630]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU702^1 : TPTP v9.2.1. Released v3.7.0.
% 0.12/0.13  % Command  : /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.17/0.34  % Computer : n023.cluster.edu
% 0.17/0.34  % Model    : x86_64 x86_64
% 0.17/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.34  % Memory   : 8042.1875MB
% 0.17/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.17/0.34  % CPULimit : 300
% 0.17/0.34  % WCLimit  : 300
% 0.17/0.34  % DateTime : Tue Feb 24 12:32:04 EST 2026
% 0.17/0.34  % CPUTime  : 
% 0.17/0.34  Running /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.28/0.46  ---- Original DTF file ---
% 0.28/0.47  thf(spec,logic,$$dhol).
% 0.28/0.47  %------------------------------------------------------------------------------
% 0.28/0.47  % File     : SEU702^1 : TPTP v9.2.1. Released v3.7.0.
% 0.28/0.47  % Domain   : Set Theory
% 0.28/0.47  % Problem  : Conditionals
% 0.28/0.47  % Version  : Especial.
% 0.28/0.47  % English  : (! A:i.! phi:o.! x:i.in x A -> (! y:i.in y A -> phi ->
% 0.28/0.47  %            in x (dsetconstr A (^ z:i.phi & z = x | ~phi & z = y))))
% 0.28/0.47  
% 0.28/0.47  % Refs     : [Bro08] Brown (2008), Email to G. Sutcliffe
% 0.28/0.47  % Source   : [Bro08]
% 0.28/0.47  % Names    : ZFC204g [Bro08]
% 0.28/0.47  
% 0.28/0.47  % Status   : Theorem
% 0.28/0.47  % Rating   : 0.33 v9.1.0, 0.38 v9.0.0, 0.50 v8.2.0, 0.62 v8.1.0, 0.64 v7.5.0, 0.43 v7.4.0, 0.33 v7.2.0, 0.25 v7.1.0, 0.50 v7.0.0, 0.57 v6.4.0, 0.67 v6.3.0, 0.80 v6.2.0, 0.71 v6.1.0, 0.57 v5.5.0, 0.67 v5.4.0, 0.80 v5.2.0, 1.00 v3.7.0
% 0.28/0.47  % Syntax   : Number of formulae    :  479 ( 223 unt; 255 typ; 223 def)
% 0.28/0.47  %            Number of atoms       : 1239 ( 340 equ;   0 cnn)
% 0.28/0.47  %            Maximal formula atoms :  223 (   5 avg)
% 0.28/0.47  %            Number of connectives : 2392 (  52   ~;  10   |;  41   &;1696   @)
% 0.28/0.47  %                                         (  14 <=>; 579  =>;   0  <=;   0 <~>)
% 0.28/0.47  %            Maximal formula depth :  232 (   2 avg)
% 0.28/0.47  %            Number of types       :    2 (   0 usr)
% 0.28/0.47  %            Number of type conns  :  128 ( 128   >;   0   *;   0   +;   0  <<)
% 0.28/0.47  %            Number of symbols     :  258 ( 255 usr; 222 con; 0-4 aty)
% 0.28/0.47  %            Number of variables   :  746 (  73   ^; 637   !;  36   ?; 746   :)
% 0.28/0.47  % SPC      : TH0_THM_EQU_NAR
% 0.28/0.47  
% 0.28/0.47  % Comments : http://mathgate.info/detsetitem.php?id=254
% 0.28/0.47  %------------------------------------------------------------------------------
% 0.28/0.47  thf(in_type,type,
% 0.28/0.47      in: $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exu_type,type,
% 0.28/0.47      exu: ( $i > $o ) > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exu,definition,
% 0.28/0.47      ( exu
% 0.28/0.47      = ( ^ [Xphi: $i > $o] :
% 0.28/0.47          ? [Xx: $i] :
% 0.28/0.47            ( ( Xphi @ Xx )
% 0.28/0.47            & ! [Xy: $i] :
% 0.28/0.47                ( ( Xphi @ Xy )
% 0.28/0.47               => ( Xx = Xy ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setextAx_type,type,
% 0.28/0.47      setextAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setextAx,definition,
% 0.28/0.47      ( setextAx
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47              <=> ( in @ Xx @ B ) )
% 0.28/0.47           => ( A = B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyset_type,type,
% 0.28/0.47      emptyset: $i ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetAx_type,type,
% 0.28/0.47      emptysetAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetAx,definition,
% 0.28/0.47      ( emptysetAx
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoin_type,type,
% 0.28/0.47      setadjoin: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinAx_type,type,
% 0.28/0.47      setadjoinAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinAx,definition,
% 0.28/0.47      ( setadjoinAx
% 0.28/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.28/0.47          <=> ( ( Xy = Xx )
% 0.28/0.47              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powerset_type,type,
% 0.28/0.47      powerset: $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetAx_type,type,
% 0.28/0.47      powersetAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetAx,definition,
% 0.28/0.47      ( powersetAx
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( in @ B @ ( powerset @ A ) )
% 0.28/0.47          <=> ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ B )
% 0.28/0.47               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunion_type,type,
% 0.28/0.47      setunion: $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionAx_type,type,
% 0.28/0.47      setunionAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionAx,definition,
% 0.28/0.47      ( setunionAx
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setunion @ A ) )
% 0.28/0.47          <=> ? [B: $i] :
% 0.28/0.47                ( ( in @ Xx @ B )
% 0.28/0.47                & ( in @ B @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(omega_type,type,
% 0.28/0.47      omega: $i ).
% 0.28/0.47  
% 0.28/0.47  thf(omega0Ax_type,type,
% 0.28/0.47      omega0Ax: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(omega0Ax,definition,
% 0.28/0.47      ( omega0Ax
% 0.28/0.47      = ( in @ emptyset @ omega ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(omegaSAx_type,type,
% 0.28/0.47      omegaSAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(omegaSAx,definition,
% 0.28/0.47      ( omegaSAx
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ omega )
% 0.28/0.47           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(omegaIndAx_type,type,
% 0.28/0.47      omegaIndAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(omegaIndAx,definition,
% 0.28/0.47      ( omegaIndAx
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ( ( in @ emptyset @ A )
% 0.28/0.47              & ! [Xx: $i] :
% 0.28/0.47                  ( ( ( in @ Xx @ omega )
% 0.28/0.47                    & ( in @ Xx @ A ) )
% 0.28/0.47                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ omega )
% 0.28/0.47               => ( in @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(replAx_type,type,
% 0.28/0.47      replAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(replAx,definition,
% 0.28/0.47      ( replAx
% 0.28/0.47      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( exu
% 0.28/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 0.28/0.47           => ? [B: $i] :
% 0.28/0.47              ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ B )
% 0.28/0.47              <=> ? [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ A )
% 0.28/0.47                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(foundationAx_type,type,
% 0.28/0.47      foundationAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(foundationAx,definition,
% 0.28/0.47      ( foundationAx
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.28/0.47           => ? [B: $i] :
% 0.28/0.47                ( ( in @ B @ A )
% 0.28/0.47                & ~ ? [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ B )
% 0.28/0.47                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(wellorderingAx_type,type,
% 0.28/0.47      wellorderingAx: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(wellorderingAx,definition,
% 0.28/0.47      ( wellorderingAx
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47          ? [B: $i] :
% 0.28/0.47            ( ! [C: $i] :
% 0.28/0.47                ( ( in @ C @ B )
% 0.28/0.47               => ! [Xx: $i] :
% 0.28/0.47                    ( ( in @ Xx @ C )
% 0.28/0.47                   => ( in @ Xx @ A ) ) )
% 0.28/0.47            & ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( ( in @ Xx @ A )
% 0.28/0.47                  & ( in @ Xy @ A ) )
% 0.28/0.47               => ( ! [C: $i] :
% 0.28/0.47                      ( ( in @ C @ B )
% 0.28/0.47                     => ( ( in @ Xx @ C )
% 0.28/0.47                      <=> ( in @ Xy @ C ) ) )
% 0.28/0.47                 => ( Xx = Xy ) ) )
% 0.28/0.47            & ! [C: $i,D: $i] :
% 0.28/0.47                ( ( ( in @ C @ B )
% 0.28/0.47                  & ( in @ D @ B ) )
% 0.28/0.47               => ( ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ C )
% 0.28/0.47                     => ( in @ Xx @ D ) )
% 0.28/0.47                  | ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ D )
% 0.28/0.47                     => ( in @ Xx @ C ) ) ) )
% 0.28/0.47            & ! [C: $i] :
% 0.28/0.47                ( ( ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ C )
% 0.28/0.47                     => ( in @ Xx @ A ) )
% 0.28/0.47                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 0.28/0.47               => ? [D: $i,Xx: $i] :
% 0.28/0.47                    ( ( in @ D @ B )
% 0.28/0.47                    & ( in @ Xx @ C )
% 0.28/0.47                    & ~ ? [Xy: $i] :
% 0.28/0.47                          ( ( in @ Xy @ D )
% 0.28/0.47                          & ( in @ Xy @ C ) )
% 0.28/0.47                    & ! [E: $i] :
% 0.28/0.47                        ( ( in @ E @ B )
% 0.28/0.47                       => ( ! [Xy: $i] :
% 0.28/0.47                              ( ( in @ Xy @ E )
% 0.28/0.47                             => ( in @ Xy @ D ) )
% 0.28/0.47                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(descr_type,type,
% 0.28/0.47      descr: ( $i > $o ) > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(descrp_type,type,
% 0.28/0.47      descrp: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(descrp,definition,
% 0.28/0.47      ( descrp
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ( Xphi
% 0.28/0.47              @ ( descr
% 0.28/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstr_type,type,
% 0.28/0.47      dsetconstr: $i > ( $i > $o ) > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrI_type,type,
% 0.28/0.47      dsetconstrI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrI,definition,
% 0.28/0.47      ( dsetconstrI
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( Xphi @ Xx )
% 0.28/0.47             => ( in @ Xx
% 0.28/0.47                @ ( dsetconstr @ A
% 0.28/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrEL_type,type,
% 0.28/0.47      dsetconstrEL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrEL,definition,
% 0.28/0.47      ( dsetconstrEL
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx
% 0.28/0.47              @ ( dsetconstr @ A
% 0.28/0.47                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.28/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrER_type,type,
% 0.28/0.47      dsetconstrER: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstrER,definition,
% 0.28/0.47      ( dsetconstrER
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx
% 0.28/0.47              @ ( dsetconstr @ A
% 0.28/0.47                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.28/0.47           => ( Xphi @ Xx ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE1_type,type,
% 0.28/0.47      exuE1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE1,definition,
% 0.28/0.47      ( exuE1
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( Xphi @ Xx )
% 0.28/0.47                & ! [Xy: $i] :
% 0.28/0.47                    ( ( Xphi @ Xy )
% 0.28/0.47                   => ( Xx = Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2set_type,type,
% 0.28/0.47      prop2set: $o > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2setE_type,type,
% 0.28/0.47      prop2setE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2setE,definition,
% 0.28/0.47      ( prop2setE
% 0.28/0.47      = ( ! [Xphi: $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 0.28/0.47           => Xphi ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetE_type,type,
% 0.28/0.47      emptysetE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetE,definition,
% 0.28/0.47      ( emptysetE
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ emptyset )
% 0.28/0.47           => ! [Xphi: $o] : Xphi ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetimpfalse_type,type,
% 0.28/0.47      emptysetimpfalse: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetimpfalse,definition,
% 0.28/0.47      ( emptysetimpfalse
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ emptyset )
% 0.28/0.47           => $false ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notinemptyset_type,type,
% 0.28/0.47      notinemptyset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notinemptyset,definition,
% 0.28/0.47      ( notinemptyset
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ~ ( in @ Xx @ emptyset ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE3e_type,type,
% 0.28/0.47      exuE3e: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE3e,definition,
% 0.28/0.47      ( exuE3e
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setext_type,type,
% 0.28/0.47      setext: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setext,definition,
% 0.28/0.47      ( setext
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ Xx @ B ) )
% 0.28/0.47           => ( ! [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ B )
% 0.28/0.47                 => ( in @ Xx @ A ) )
% 0.28/0.47             => ( A = B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyI_type,type,
% 0.28/0.47      emptyI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyI,definition,
% 0.28/0.47      ( emptyI
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ~ ( in @ Xx @ A )
% 0.28/0.47           => ( A = emptyset ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(noeltsimpempty_type,type,
% 0.28/0.47      noeltsimpempty: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(noeltsimpempty,definition,
% 0.28/0.47      ( noeltsimpempty
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ~ ( in @ Xx @ A )
% 0.28/0.47           => ( A = emptyset ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setbeta_type,type,
% 0.28/0.47      setbeta: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setbeta,definition,
% 0.28/0.47      ( setbeta
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( in @ Xx
% 0.28/0.47                @ ( dsetconstr @ A
% 0.28/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 0.28/0.47            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(nonempty_type,type,
% 0.28/0.47      nonempty: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(nonempty,definition,
% 0.28/0.47      ( nonempty
% 0.28/0.47      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyE1_type,type,
% 0.28/0.47      nonemptyE1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyE1,definition,
% 0.28/0.47      ( nonemptyE1
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ( nonempty @ A )
% 0.28/0.47           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyI_type,type,
% 0.28/0.47      nonemptyI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyI,definition,
% 0.28/0.47      ( nonemptyI
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( Xphi @ Xx )
% 0.28/0.47             => ( nonempty
% 0.28/0.47                @ ( dsetconstr @ A
% 0.28/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyI1_type,type,
% 0.28/0.47      nonemptyI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyI1,definition,
% 0.28/0.47      ( nonemptyI1
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ? [Xx: $i] : ( in @ Xx @ A )
% 0.28/0.47           => ( nonempty @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinIL_type,type,
% 0.28/0.47      setadjoinIL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinIL,definition,
% 0.28/0.47      ( setadjoinIL
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyinunitempty_type,type,
% 0.28/0.47      emptyinunitempty: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyinunitempty,definition,
% 0.28/0.47      ( emptyinunitempty
% 0.28/0.47      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinIR_type,type,
% 0.28/0.47      setadjoinIR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinIR,definition,
% 0.28/0.47      ( setadjoinIR
% 0.28/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xy @ A )
% 0.28/0.47           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinE_type,type,
% 0.28/0.47      setadjoinE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinE,definition,
% 0.28/0.47      ( setadjoinE
% 0.28/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.28/0.47           => ! [Xphi: $o] :
% 0.28/0.47                ( ( ( Xy = Xx )
% 0.28/0.47                 => Xphi )
% 0.28/0.47               => ( ( ( in @ Xy @ A )
% 0.28/0.47                   => Xphi )
% 0.28/0.47                 => Xphi ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinOr_type,type,
% 0.28/0.47      setadjoinOr: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinOr,definition,
% 0.28/0.47      ( setadjoinOr
% 0.28/0.47      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 0.28/0.47           => ( ( Xy = Xx )
% 0.28/0.47              | ( in @ Xy @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setoftrueEq_type,type,
% 0.28/0.47      setoftrueEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setoftrueEq,definition,
% 0.28/0.47      ( setoftrueEq
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ( dsetconstr @ A
% 0.28/0.47              @ ^ [Xx: $i] : $true )
% 0.28/0.47            = A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetI_type,type,
% 0.28/0.47      powersetI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetI,definition,
% 0.28/0.47      ( powersetI
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ B )
% 0.28/0.47               => ( in @ Xx @ A ) )
% 0.28/0.47           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyinPowerset_type,type,
% 0.28/0.47      emptyinPowerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyinPowerset,definition,
% 0.28/0.47      ( emptyinPowerset
% 0.28/0.47      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyInPowerset_type,type,
% 0.28/0.47      emptyInPowerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyInPowerset,definition,
% 0.28/0.47      ( emptyInPowerset
% 0.28/0.47      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetE_type,type,
% 0.28/0.47      powersetE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetE,definition,
% 0.28/0.47      ( powersetE
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ B @ ( powerset @ A ) )
% 0.28/0.47           => ( ( in @ Xx @ B )
% 0.28/0.47             => ( in @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionI_type,type,
% 0.28/0.47      setunionI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionI,definition,
% 0.28/0.47      ( setunionI
% 0.28/0.47      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.28/0.47            ( ( in @ Xx @ B )
% 0.28/0.47           => ( ( in @ B @ A )
% 0.28/0.47             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionE_type,type,
% 0.28/0.47      setunionE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionE,definition,
% 0.28/0.47      ( setunionE
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setunion @ A ) )
% 0.28/0.47           => ! [Xphi: $o] :
% 0.28/0.47                ( ! [B: $i] :
% 0.28/0.47                    ( ( in @ Xx @ B )
% 0.28/0.47                   => ( ( in @ B @ A )
% 0.28/0.47                     => Xphi ) )
% 0.28/0.47               => Xphi ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subPowSU_type,type,
% 0.28/0.47      subPowSU: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subPowSU,definition,
% 0.28/0.47      ( subPowSU
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE2_type,type,
% 0.28/0.47      exuE2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE2,definition,
% 0.28/0.47      ( exuE2
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47              ! [Xy: $i] :
% 0.28/0.47                ( ( Xphi @ Xy )
% 0.28/0.47              <=> ( Xy = Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyImpWitness_type,type,
% 0.28/0.47      nonemptyImpWitness: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(nonemptyImpWitness,definition,
% 0.28/0.47      ( nonemptyImpWitness
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ( nonempty @ A )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & $true ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(uniqinunit_type,type,
% 0.28/0.47      uniqinunit: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(uniqinunit,definition,
% 0.28/0.47      ( uniqinunit
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.28/0.47           => ( Xx = Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notinsingleton_type,type,
% 0.28/0.47      notinsingleton: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notinsingleton,definition,
% 0.28/0.47      ( notinsingleton
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( Xx != Xy )
% 0.28/0.47           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(eqinunit_type,type,
% 0.28/0.47      eqinunit: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(eqinunit,definition,
% 0.28/0.47      ( eqinunit
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( Xx = Xy )
% 0.28/0.47           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsswitch_type,type,
% 0.28/0.47      singletonsswitch: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsswitch,definition,
% 0.28/0.47      ( singletonsswitch
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.28/0.47           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetE_type,type,
% 0.28/0.47      upairsetE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetE,definition,
% 0.28/0.47      ( upairsetE
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.28/0.47            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.28/0.47           => ( ( Xz = Xx )
% 0.28/0.47              | ( Xz = Xy ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetIL_type,type,
% 0.28/0.47      upairsetIL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetIL,definition,
% 0.28/0.47      ( upairsetIL
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetIR_type,type,
% 0.28/0.47      upairsetIR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetIR,definition,
% 0.28/0.47      ( upairsetIR
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyE1_type,type,
% 0.28/0.47      emptyE1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyE1,definition,
% 0.28/0.47      ( emptyE1
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ( Xphi @ Xx ) )
% 0.28/0.47           => ( ( ( dsetconstr @ A
% 0.28/0.47                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47                = emptyset )
% 0.28/0.47             => $false ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(vacuousDall_type,type,
% 0.28/0.47      vacuousDall: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(vacuousDall,definition,
% 0.28/0.47      ( vacuousDall
% 0.28/0.47      = ( ! [Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ emptyset )
% 0.28/0.47           => ( Xphi @ Xx ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan1_type,type,
% 0.28/0.47      quantDeMorgan1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan1,definition,
% 0.28/0.47      ( quantDeMorgan1
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ~ ! [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                 => ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan2_type,type,
% 0.28/0.47      quantDeMorgan2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan2,definition,
% 0.28/0.47      ( quantDeMorgan2
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ~ ( Xphi @ Xx ) )
% 0.28/0.47           => ~ ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan3_type,type,
% 0.28/0.47      quantDeMorgan3: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan3,definition,
% 0.28/0.47      ( quantDeMorgan3
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ~ ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( Xphi @ Xx ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan4_type,type,
% 0.28/0.47      quantDeMorgan4: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(quantDeMorgan4,definition,
% 0.28/0.47      ( quantDeMorgan4
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ~ ( Xphi @ Xx ) )
% 0.28/0.47           => ~ ! [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                 => ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2setI_type,type,
% 0.28/0.47      prop2setI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2setI,definition,
% 0.28/0.47      ( prop2setI
% 0.28/0.47      = ( ! [Xphi: $o] :
% 0.28/0.47            ( Xphi
% 0.28/0.47           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(set2prop_type,type,
% 0.28/0.47      set2prop: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2set2propI_type,type,
% 0.28/0.47      prop2set2propI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(prop2set2propI,definition,
% 0.28/0.47      ( prop2set2propI
% 0.28/0.47      = ( ! [Xphi: $o] :
% 0.28/0.47            ( Xphi
% 0.28/0.47           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notdexE_type,type,
% 0.28/0.47      notdexE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notdexE,definition,
% 0.28/0.47      ( notdexE
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ~ ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( Xphi @ Xx ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notdallE_type,type,
% 0.28/0.47      notdallE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notdallE,definition,
% 0.28/0.47      ( notdallE
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ~ ! [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                 => ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI1_type,type,
% 0.28/0.47      exuI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI1,definition,
% 0.28/0.47      ( exuI1
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ? [Xx: $i] :
% 0.28/0.47                ( ( Xphi @ Xx )
% 0.28/0.47                & ! [Xy: $i] :
% 0.28/0.47                    ( ( Xphi @ Xy )
% 0.28/0.47                   => ( Xx = Xy ) ) )
% 0.28/0.47           => ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI3_type,type,
% 0.28/0.47      exuI3: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI3,definition,
% 0.28/0.47      ( exuI3
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ? [Xx: $i] : ( Xphi @ Xx )
% 0.28/0.47           => ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47                  ( ( Xphi @ Xx )
% 0.28/0.47                 => ( ( Xphi @ Xy )
% 0.28/0.47                   => ( Xx = Xy ) ) )
% 0.28/0.47             => ( exu
% 0.28/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI2_type,type,
% 0.28/0.47      exuI2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuI2,definition,
% 0.28/0.47      ( exuI2
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ? [Xx: $i] :
% 0.28/0.47              ! [Xy: $i] :
% 0.28/0.47                ( ( Xphi @ Xy )
% 0.28/0.47              <=> ( Xy = Xx ) )
% 0.28/0.47           => ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(inCongP_type,type,
% 0.28/0.47      inCongP: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(inCongP,definition,
% 0.28/0.47      ( inCongP
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xx = Xy )
% 0.28/0.47               => ( ( in @ Xx @ A )
% 0.28/0.47                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(in__Cong_type,type,
% 0.28/0.47      in__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(in__Cong,definition,
% 0.28/0.47      ( in__Cong
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xx = Xy )
% 0.28/0.47               => ( ( in @ Xx @ A )
% 0.28/0.47                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE3u_type,type,
% 0.28/0.47      exuE3u: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuE3u,definition,
% 0.28/0.47      ( exuE3u
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xphi @ Xx )
% 0.28/0.47               => ( ( Xphi @ Xy )
% 0.28/0.47                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exu__Cong_type,type,
% 0.28/0.47      exu__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exu__Cong,definition,
% 0.28/0.47      ( exu__Cong
% 0.28/0.47      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.28/0.47            ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xx = Xy )
% 0.28/0.47               => ( ( Xphi @ Xx )
% 0.28/0.47                <=> ( Xpsi @ Xy ) ) )
% 0.28/0.47           => ( ( exu
% 0.28/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47            <=> ( exu
% 0.28/0.47                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyset__Cong_type,type,
% 0.28/0.47      emptyset__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptyset__Cong,definition,
% 0.28/0.47      ( emptyset__Cong
% 0.28/0.47      = ( emptyset = emptyset ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoin__Cong_type,type,
% 0.28/0.47      setadjoin__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoin__Cong,definition,
% 0.28/0.47      ( setadjoin__Cong
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( Xx = Xy )
% 0.28/0.47           => ! [Xz: $i,Xu: $i] :
% 0.28/0.47                ( ( Xz = Xu )
% 0.28/0.47               => ( ( setadjoin @ Xx @ Xz )
% 0.28/0.47                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powerset__Cong_type,type,
% 0.28/0.47      powerset__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powerset__Cong,definition,
% 0.28/0.47      ( powerset__Cong
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ( ( powerset @ A )
% 0.28/0.47              = ( powerset @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunion__Cong_type,type,
% 0.28/0.47      setunion__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunion__Cong,definition,
% 0.28/0.47      ( setunion__Cong
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ( ( setunion @ A )
% 0.28/0.47              = ( setunion @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(omega__Cong_type,type,
% 0.28/0.47      omega__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(omega__Cong,definition,
% 0.28/0.47      ( omega__Cong
% 0.28/0.47      = ( omega = omega ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(exuEu_type,type,
% 0.28/0.47      exuEu: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(exuEu,definition,
% 0.28/0.47      ( exuEu
% 0.28/0.47      = ( ! [Xphi: $i > $o] :
% 0.28/0.47            ( ( exu
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xphi @ Xx )
% 0.28/0.47               => ( ( Xphi @ Xy )
% 0.28/0.47                 => ( Xx = Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(descr__Cong_type,type,
% 0.28/0.47      descr__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(descr__Cong,definition,
% 0.28/0.47      ( descr__Cong
% 0.28/0.47      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.28/0.47            ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47                ( ( Xx = Xy )
% 0.28/0.47               => ( ( Xphi @ Xx )
% 0.28/0.47                <=> ( Xpsi @ Xy ) ) )
% 0.28/0.47           => ( ( exu
% 0.28/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47             => ( ( exu
% 0.28/0.47                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 0.28/0.47               => ( ( descr
% 0.28/0.47                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47                  = ( descr
% 0.28/0.47                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstr__Cong_type,type,
% 0.28/0.47      dsetconstr__Cong: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dsetconstr__Cong,definition,
% 0.28/0.47      ( dsetconstr__Cong
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 0.28/0.47                ( ! [Xx: $i] :
% 0.28/0.47                    ( ( in @ Xx @ A )
% 0.28/0.47                   => ! [Xy: $i] :
% 0.28/0.47                        ( ( in @ Xy @ B )
% 0.28/0.47                       => ( ( Xx = Xy )
% 0.28/0.47                         => ( ( Xphi @ Xx )
% 0.28/0.47                          <=> ( Xpsi @ Xy ) ) ) ) )
% 0.28/0.47               => ( ( dsetconstr @ A
% 0.28/0.47                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47                  = ( dsetconstr @ B
% 0.28/0.47                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subset_type,type,
% 0.28/0.47      subset: $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(disjoint_type,type,
% 0.28/0.47      disjoint: $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setsmeet_type,type,
% 0.28/0.47      setsmeet: $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetI1_type,type,
% 0.28/0.47      subsetI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetI1,definition,
% 0.28/0.47      ( subsetI1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ Xx @ B ) )
% 0.28/0.47           => ( subset @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(eqimpsubset2_type,type,
% 0.28/0.47      eqimpsubset2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(eqimpsubset2,definition,
% 0.28/0.47      ( eqimpsubset2
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ( subset @ B @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(eqimpsubset1_type,type,
% 0.28/0.47      eqimpsubset1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(eqimpsubset1,definition,
% 0.28/0.47      ( eqimpsubset1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( A = B )
% 0.28/0.47           => ( subset @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetI2_type,type,
% 0.28/0.47      subsetI2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetI2,definition,
% 0.28/0.47      ( subsetI2
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ Xx @ B ) )
% 0.28/0.47           => ( subset @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetsubset_type,type,
% 0.28/0.47      emptysetsubset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(emptysetsubset,definition,
% 0.28/0.47      ( emptysetsubset
% 0.28/0.47      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetE_type,type,
% 0.28/0.47      subsetE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetE,definition,
% 0.28/0.47      ( subsetE
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ( in @ Xx @ A )
% 0.28/0.47             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetE2_type,type,
% 0.28/0.47      subsetE2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetE2,definition,
% 0.28/0.47      ( subsetE2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notsubsetI_type,type,
% 0.28/0.47      notsubsetI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notsubsetI,definition,
% 0.28/0.47      ( notsubsetI
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notequalI1_type,type,
% 0.28/0.47      notequalI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notequalI1,definition,
% 0.28/0.47      ( notequalI1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ~ ( subset @ A @ B )
% 0.28/0.47           => ( A != B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(notequalI2_type,type,
% 0.28/0.47      notequalI2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(notequalI2,definition,
% 0.28/0.47      ( notequalI2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ( A != B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetRefl_type,type,
% 0.28/0.47      subsetRefl: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetRefl,definition,
% 0.28/0.47      ( subsetRefl
% 0.28/0.47      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetTrans_type,type,
% 0.28/0.47      subsetTrans: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetTrans,definition,
% 0.28/0.47      ( subsetTrans
% 0.28/0.47      = ( ! [A: $i,B: $i,C: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ( subset @ B @ C )
% 0.28/0.47             => ( subset @ A @ C ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinSub_type,type,
% 0.28/0.47      setadjoinSub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinSub,definition,
% 0.28/0.47      ( setadjoinSub
% 0.28/0.47      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinSub2_type,type,
% 0.28/0.47      setadjoinSub2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setadjoinSub2,definition,
% 0.28/0.47      ( setadjoinSub2
% 0.28/0.47      = ( ! [A: $i,Xx: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subset2powerset_type,type,
% 0.28/0.47      subset2powerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subset2powerset,definition,
% 0.28/0.47      ( subset2powerset
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setextsub_type,type,
% 0.28/0.47      setextsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setextsub,definition,
% 0.28/0.47      ( setextsub
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ( subset @ B @ A )
% 0.28/0.47             => ( A = B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetemptysetimpeq_type,type,
% 0.28/0.47      subsetemptysetimpeq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subsetemptysetimpeq,definition,
% 0.28/0.47      ( subsetemptysetimpeq
% 0.28/0.47      = ( ! [A: $i] :
% 0.28/0.47            ( ( subset @ A @ emptyset )
% 0.28/0.47           => ( A = emptyset ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetI1_type,type,
% 0.28/0.47      powersetI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetI1,definition,
% 0.28/0.47      ( powersetI1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ B @ A )
% 0.28/0.47           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetE1_type,type,
% 0.28/0.47      powersetE1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetE1,definition,
% 0.28/0.47      ( powersetE1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( in @ B @ ( powerset @ A ) )
% 0.28/0.47           => ( subset @ B @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(inPowerset_type,type,
% 0.28/0.47      inPowerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(inPowerset,definition,
% 0.28/0.47      ( inPowerset
% 0.28/0.47      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetsubset_type,type,
% 0.28/0.47      powersetsubset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(powersetsubset,definition,
% 0.28/0.47      ( powersetsubset
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(sepInPowerset_type,type,
% 0.28/0.47      sepInPowerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(sepInPowerset,definition,
% 0.28/0.47      ( sepInPowerset
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( in
% 0.28/0.47            @ ( dsetconstr @ A
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47            @ ( powerset @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(sepSubset_type,type,
% 0.28/0.47      sepSubset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(sepSubset,definition,
% 0.28/0.47      ( sepSubset
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( subset
% 0.28/0.47            @ ( dsetconstr @ A
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47            @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunion_type,type,
% 0.28/0.47      binunion: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionIL_type,type,
% 0.28/0.47      binunionIL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionIL,definition,
% 0.28/0.47      ( binunionIL
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairset2IR_type,type,
% 0.28/0.47      upairset2IR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairset2IR,definition,
% 0.28/0.47      ( upairset2IR
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionIR_type,type,
% 0.28/0.47      binunionIR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionIR,definition,
% 0.28/0.47      ( binunionIR
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ B )
% 0.28/0.47           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionEcases_type,type,
% 0.28/0.47      binunionEcases: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionEcases,definition,
% 0.28/0.47      ( binunionEcases
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 0.28/0.47            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.28/0.47           => ( ( ( in @ Xx @ A )
% 0.28/0.47               => Xphi )
% 0.28/0.47             => ( ( ( in @ Xx @ B )
% 0.28/0.47                 => Xphi )
% 0.28/0.47               => Xphi ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionE_type,type,
% 0.28/0.47      binunionE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionE,definition,
% 0.28/0.47      ( binunionE
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 0.28/0.47           => ( ( in @ Xx @ A )
% 0.28/0.47              | ( in @ Xx @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionLsub_type,type,
% 0.28/0.47      binunionLsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionLsub,definition,
% 0.28/0.47      ( binunionLsub
% 0.28/0.47      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionRsub_type,type,
% 0.28/0.47      binunionRsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binunionRsub,definition,
% 0.28/0.47      ( binunionRsub
% 0.28/0.47      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersect_type,type,
% 0.28/0.47      binintersect: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectI_type,type,
% 0.28/0.47      binintersectI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectI,definition,
% 0.28/0.47      ( binintersectI
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( in @ Xx @ B )
% 0.28/0.47             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset5_type,type,
% 0.28/0.47      binintersectSubset5: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset5,definition,
% 0.28/0.47      ( binintersectSubset5
% 0.28/0.47      = ( ! [A: $i,B: $i,C: $i] :
% 0.28/0.47            ( ( subset @ C @ A )
% 0.28/0.47           => ( ( subset @ C @ B )
% 0.28/0.47             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectEL_type,type,
% 0.28/0.47      binintersectEL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectEL,definition,
% 0.28/0.47      ( binintersectEL
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.28/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectLsub_type,type,
% 0.28/0.47      binintersectLsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectLsub,definition,
% 0.28/0.47      ( binintersectLsub
% 0.28/0.47      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset2_type,type,
% 0.28/0.47      binintersectSubset2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset2,definition,
% 0.28/0.47      ( binintersectSubset2
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ( binintersect @ A @ B )
% 0.28/0.47              = A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset3_type,type,
% 0.28/0.47      binintersectSubset3: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset3,definition,
% 0.28/0.47      ( binintersectSubset3
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( ( binintersect @ A @ B )
% 0.28/0.47              = B )
% 0.28/0.47           => ( subset @ B @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectER_type,type,
% 0.28/0.47      binintersectER: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectER,definition,
% 0.28/0.47      ( binintersectER
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 0.28/0.47           => ( in @ Xx @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(disjointsetsI1_type,type,
% 0.28/0.47      disjointsetsI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(disjointsetsI1,definition,
% 0.28/0.47      ( disjointsetsI1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ~ ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( in @ Xx @ B ) )
% 0.28/0.47           => ( ( binintersect @ A @ B )
% 0.28/0.47              = emptyset ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectRsub_type,type,
% 0.28/0.47      binintersectRsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectRsub,definition,
% 0.28/0.47      ( binintersectRsub
% 0.28/0.47      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset4_type,type,
% 0.28/0.47      binintersectSubset4: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset4,definition,
% 0.28/0.47      ( binintersectSubset4
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ B @ A )
% 0.28/0.47           => ( ( binintersect @ A @ B )
% 0.28/0.47              = B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset1_type,type,
% 0.28/0.47      binintersectSubset1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(binintersectSubset1,definition,
% 0.28/0.47      ( binintersectSubset1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( ( binintersect @ A @ B )
% 0.28/0.47              = A )
% 0.28/0.47           => ( subset @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(bs114d_type,type,
% 0.28/0.47      bs114d: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(bs114d,definition,
% 0.28/0.47      ( bs114d
% 0.28/0.47      = ( ! [A: $i,B: $i,C: $i] :
% 0.28/0.47            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 0.28/0.47            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(regular_type,type,
% 0.28/0.47      regular: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminus_type,type,
% 0.28/0.47      setminus: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusI_type,type,
% 0.28/0.47      setminusI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusI,definition,
% 0.28/0.47      ( setminusI
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusEL_type,type,
% 0.28/0.47      setminusEL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusEL,definition,
% 0.28/0.47      ( setminusEL
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.28/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusER_type,type,
% 0.28/0.47      setminusER: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusER,definition,
% 0.28/0.47      ( setminusER
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 0.28/0.47           => ~ ( in @ Xx @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusSubset2_type,type,
% 0.28/0.47      setminusSubset2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusSubset2,definition,
% 0.28/0.47      ( setminusSubset2
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( subset @ A @ B )
% 0.28/0.47           => ( ( setminus @ A @ B )
% 0.28/0.47              = emptyset ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusERneg_type,type,
% 0.28/0.47      setminusERneg: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusERneg,definition,
% 0.28/0.47      ( setminusERneg
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.28/0.47           => ( ( in @ Xx @ A )
% 0.28/0.47             => ( in @ Xx @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusELneg_type,type,
% 0.28/0.47      setminusELneg: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusELneg,definition,
% 0.28/0.47      ( setminusELneg
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusILneg_type,type,
% 0.28/0.47      setminusILneg: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusILneg,definition,
% 0.28/0.47      ( setminusILneg
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ~ ( in @ Xx @ A )
% 0.28/0.47           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusIRneg_type,type,
% 0.28/0.47      setminusIRneg: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusIRneg,definition,
% 0.28/0.47      ( setminusIRneg
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ B )
% 0.28/0.47           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusLsub_type,type,
% 0.28/0.47      setminusLsub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusLsub,definition,
% 0.28/0.47      ( setminusLsub
% 0.28/0.47      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusSubset1_type,type,
% 0.28/0.47      setminusSubset1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setminusSubset1,definition,
% 0.28/0.47      ( setminusSubset1
% 0.28/0.47      = ( ! [A: $i,B: $i] :
% 0.28/0.47            ( ( ( setminus @ A @ B )
% 0.28/0.47              = emptyset )
% 0.28/0.47           => ( subset @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiff_type,type,
% 0.28/0.47      symdiff: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffE_type,type,
% 0.28/0.47      symdiffE: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffE,definition,
% 0.28/0.47      ( symdiffE
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 0.28/0.47           => ! [Xphi: $o] :
% 0.28/0.47                ( ( ( in @ Xx @ A )
% 0.28/0.47                 => ( ~ ( in @ Xx @ B )
% 0.28/0.47                   => Xphi ) )
% 0.28/0.47               => ( ( ~ ( in @ Xx @ A )
% 0.28/0.47                   => ( ( in @ Xx @ B )
% 0.28/0.47                     => Xphi ) )
% 0.28/0.47                 => Xphi ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffI1_type,type,
% 0.28/0.47      symdiffI1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffI1,definition,
% 0.28/0.47      ( symdiffI1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffI2_type,type,
% 0.28/0.47      symdiffI2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffI2,definition,
% 0.28/0.47      ( symdiffI2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ~ ( in @ Xx @ A )
% 0.28/0.47           => ( ( in @ Xx @ B )
% 0.28/0.47             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffIneg1_type,type,
% 0.28/0.47      symdiffIneg1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffIneg1,definition,
% 0.28/0.47      ( symdiffIneg1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( in @ Xx @ B )
% 0.28/0.47             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffIneg2_type,type,
% 0.28/0.47      symdiffIneg2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(symdiffIneg2,definition,
% 0.28/0.47      ( symdiffIneg2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ~ ( in @ Xx @ A )
% 0.28/0.47           => ( ~ ( in @ Xx @ B )
% 0.28/0.47             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(iskpair_type,type,
% 0.28/0.47      iskpair: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(secondinupair_type,type,
% 0.28/0.47      secondinupair: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(secondinupair,definition,
% 0.28/0.47      ( secondinupair
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairIL_type,type,
% 0.28/0.47      setukpairIL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairIL,definition,
% 0.28/0.47      ( setukpairIL
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairIR_type,type,
% 0.28/0.47      setukpairIR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairIR,definition,
% 0.28/0.47      ( setukpairIR
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairiskpair_type,type,
% 0.28/0.47      kpairiskpair: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairiskpair,definition,
% 0.28/0.47      ( kpairiskpair
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(kpair_type,type,
% 0.28/0.47      kpair: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairp_type,type,
% 0.28/0.47      kpairp: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairp,definition,
% 0.28/0.47      ( kpairp
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprod_type,type,
% 0.28/0.47      cartprod: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsubset_type,type,
% 0.28/0.47      singletonsubset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsubset,definition,
% 0.28/0.47      ( singletonsubset
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singletoninpowerset_type,type,
% 0.28/0.47      singletoninpowerset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletoninpowerset,definition,
% 0.28/0.47      ( singletoninpowerset
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singletoninpowunion_type,type,
% 0.28/0.47      singletoninpowunion: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletoninpowunion,definition,
% 0.28/0.47      ( singletoninpowunion
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairset2E_type,type,
% 0.28/0.47      upairset2E: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairset2E,definition,
% 0.28/0.47      ( upairset2E
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.28/0.47            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 0.28/0.47           => ( ( Xz = Xx )
% 0.28/0.47              | ( Xz = Xy ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsubunion_type,type,
% 0.28/0.47      upairsubunion: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsubunion,definition,
% 0.28/0.47      ( upairsubunion
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairinpowunion_type,type,
% 0.28/0.47      upairinpowunion: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairinpowunion,definition,
% 0.28/0.47      ( upairinpowunion
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem1_type,type,
% 0.28/0.47      ubforcartprodlem1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem1,definition,
% 0.28/0.47      ( ubforcartprodlem1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem2_type,type,
% 0.28/0.47      ubforcartprodlem2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem2,definition,
% 0.28/0.47      ( ubforcartprodlem2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem3_type,type,
% 0.28/0.47      ubforcartprodlem3: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ubforcartprodlem3,definition,
% 0.28/0.47      ( ubforcartprodlem3
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairin_type,type,
% 0.28/0.47      cartprodpairin: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairin,definition,
% 0.28/0.47      ( cartprodpairin
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempair1_type,type,
% 0.28/0.47      cartprodmempair1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempair1,definition,
% 0.28/0.47      ( cartprodmempair1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.28/0.47            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ? [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ B )
% 0.28/0.47                    & ( Xu
% 0.28/0.47                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempair_type,type,
% 0.28/0.47      cartprodmempair: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempair,definition,
% 0.28/0.47      ( cartprodmempair
% 0.28/0.47      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.28/0.47            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( iskpair @ Xu ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionE2_type,type,
% 0.28/0.47      setunionE2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionE2,definition,
% 0.28/0.47      ( setunionE2
% 0.28/0.47      = ( ! [A: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ ( setunion @ A ) )
% 0.28/0.47           => ? [X: $i] :
% 0.28/0.47                ( ( in @ X @ A )
% 0.28/0.47                & ( in @ Xx @ X ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton1_type,type,
% 0.28/0.47      setunionsingleton1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton1,definition,
% 0.28/0.47      ( setunionsingleton1
% 0.28/0.47      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton2_type,type,
% 0.28/0.47      setunionsingleton2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton2,definition,
% 0.28/0.47      ( setunionsingleton2
% 0.28/0.47      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton_type,type,
% 0.28/0.47      setunionsingleton: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setunionsingleton,definition,
% 0.28/0.47      ( setunionsingleton
% 0.28/0.47      = ( ! [Xx: $i] :
% 0.28/0.47            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 0.28/0.47            = Xx ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singleton_type,type,
% 0.28/0.47      singleton: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singleton,definition,
% 0.28/0.47      ( singleton
% 0.28/0.47      = ( ^ [A: $i] :
% 0.28/0.47          ? [Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47            & ( A
% 0.28/0.47              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonprop_type,type,
% 0.28/0.47      singletonprop: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonprop,definition,
% 0.28/0.47      ( singletonprop
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ! [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ A )
% 0.28/0.47                   => ( ( Xphi @ Xx )
% 0.28/0.47                     => ( ( Xphi @ Xy )
% 0.28/0.47                       => ( Xx = Xy ) ) ) ) )
% 0.28/0.47           => ( ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( Xphi @ Xx ) )
% 0.28/0.47             => ( singleton
% 0.28/0.47                @ ( dsetconstr @ A
% 0.28/0.47                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1_type,type,
% 0.28/0.47      ex1: $i > ( $i > $o ) > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1,definition,
% 0.28/0.47      ( ex1
% 0.28/0.47      = ( ^ [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( singleton
% 0.28/0.47            @ ( dsetconstr @ A
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1E1_type,type,
% 0.28/0.47      ex1E1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1E1,definition,
% 0.28/0.47      ( ex1E1
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ( ex1 @ A
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ? [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47                & ( Xphi @ Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1I_type,type,
% 0.28/0.47      ex1I: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1I,definition,
% 0.28/0.47      ( ex1I
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ( ( Xphi @ Xx )
% 0.28/0.47             => ( ! [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ A )
% 0.28/0.47                   => ( ( Xphi @ Xy )
% 0.28/0.47                     => ( Xy = Xx ) ) )
% 0.28/0.47               => ( ex1 @ A
% 0.28/0.47                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1I2_type,type,
% 0.28/0.47      ex1I2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1I2,definition,
% 0.28/0.47      ( ex1I2
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ! [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ A )
% 0.28/0.47                   => ( ( Xphi @ Xx )
% 0.28/0.47                     => ( ( Xphi @ Xy )
% 0.28/0.47                       => ( Xx = Xy ) ) ) ) )
% 0.28/0.47           => ( ? [Xx: $i] :
% 0.28/0.47                  ( ( in @ Xx @ A )
% 0.28/0.47                  & ( Xphi @ Xx ) )
% 0.28/0.47             => ( ex1 @ A
% 0.28/0.47                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsuniq_type,type,
% 0.28/0.47      singletonsuniq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(singletonsuniq,definition,
% 0.28/0.47      ( singletonsuniq
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( ( setadjoin @ Xx @ emptyset )
% 0.28/0.47              = ( setadjoin @ Xy @ emptyset ) )
% 0.28/0.47           => ( Xx = Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(atmost1p_type,type,
% 0.28/0.47      atmost1p: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(atleast2p_type,type,
% 0.28/0.47      atleast2p: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(atmost2p_type,type,
% 0.28/0.47      atmost2p: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairsetp_type,type,
% 0.28/0.47      upairsetp: $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL1_type,type,
% 0.28/0.47      setukpairinjL1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL1,definition,
% 0.28/0.47      ( setukpairinjL1
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.28/0.47            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 0.28/0.47           => ( Xx = Xz ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(kfstsingleton_type,type,
% 0.28/0.47      kfstsingleton: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(kfstsingleton,definition,
% 0.28/0.47      ( kfstsingleton
% 0.28/0.47      = ( ! [Xu: $i] :
% 0.28/0.47            ( ( iskpair @ Xu )
% 0.28/0.47           => ( singleton
% 0.28/0.47              @ ( dsetconstr @ ( setunion @ Xu )
% 0.28/0.47                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(theprop_type,type,
% 0.28/0.47      theprop: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(theprop,definition,
% 0.28/0.47      ( theprop
% 0.28/0.47      = ( ! [X: $i] :
% 0.28/0.47            ( ( singleton @ X )
% 0.28/0.47           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(kfst_type,type,
% 0.28/0.47      kfst: $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(kfstpairEq_type,type,
% 0.28/0.47      kfstpairEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(kfstpairEq,definition,
% 0.28/0.47      ( kfstpairEq
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.28/0.47            = Xx ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodfstin_type,type,
% 0.28/0.47      cartprodfstin: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodfstin,definition,
% 0.28/0.47      ( cartprodfstin
% 0.28/0.47      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.28/0.47            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL2_type,type,
% 0.28/0.47      setukpairinjL2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL2,definition,
% 0.28/0.47      ( setukpairinjL2
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.28/0.47            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.28/0.47           => ( Xx = Xz ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL_type,type,
% 0.28/0.47      setukpairinjL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjL,definition,
% 0.28/0.47      ( setukpairinjL
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.28/0.47            ( ( ( kpair @ Xx @ Xy )
% 0.28/0.47              = ( kpair @ Xz @ Xu ) )
% 0.28/0.47           => ( Xx = Xz ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR11_type,type,
% 0.28/0.47      setukpairinjR11: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR11,definition,
% 0.28/0.47      ( setukpairinjR11
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( Xx = Xy )
% 0.28/0.47           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR12_type,type,
% 0.28/0.47      setukpairinjR12: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR12,definition,
% 0.28/0.47      ( setukpairinjR12
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( Xx = Xy )
% 0.28/0.47           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR1_type,type,
% 0.28/0.47      setukpairinjR1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR1,definition,
% 0.28/0.47      ( setukpairinjR1
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.28/0.47            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.28/0.47           => ( ( Xz = Xu )
% 0.28/0.47             => ( Xy = Xu ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(upairequniteq_type,type,
% 0.28/0.47      upairequniteq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(upairequniteq,definition,
% 0.28/0.47      ( upairequniteq
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 0.28/0.47            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ Xz @ emptyset ) )
% 0.28/0.47           => ( Xx = Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR2_type,type,
% 0.28/0.47      setukpairinjR2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR2,definition,
% 0.28/0.47      ( setukpairinjR2
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.28/0.47            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 0.28/0.47              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 0.28/0.47           => ( Xy = Xu ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR_type,type,
% 0.28/0.47      setukpairinjR: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setukpairinjR,definition,
% 0.28/0.47      ( setukpairinjR
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 0.28/0.47            ( ( ( kpair @ Xx @ Xy )
% 0.28/0.47              = ( kpair @ Xz @ Xu ) )
% 0.28/0.47           => ( Xy = Xu ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ksndsingleton_type,type,
% 0.28/0.47      ksndsingleton: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ksndsingleton,definition,
% 0.28/0.47      ( ksndsingleton
% 0.28/0.47      = ( ! [Xu: $i] :
% 0.28/0.47            ( ( iskpair @ Xu )
% 0.28/0.47           => ( singleton
% 0.28/0.47              @ ( dsetconstr @ ( setunion @ Xu )
% 0.28/0.47                @ ^ [Xx: $i] :
% 0.28/0.47                    ( Xu
% 0.28/0.47                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ksnd_type,type,
% 0.28/0.47      ksnd: $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(ksndpairEq_type,type,
% 0.28/0.47      ksndpairEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ksndpairEq,definition,
% 0.28/0.47      ( ksndpairEq
% 0.28/0.47      = ( ! [Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.28/0.47            = Xy ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairsurjEq_type,type,
% 0.28/0.47      kpairsurjEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(kpairsurjEq,definition,
% 0.28/0.47      ( kpairsurjEq
% 0.28/0.47      = ( ! [Xu: $i] :
% 0.28/0.47            ( ( iskpair @ Xu )
% 0.28/0.47           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.28/0.47              = Xu ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodsndin_type,type,
% 0.28/0.47      cartprodsndin: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodsndin,definition,
% 0.28/0.47      ( cartprodsndin
% 0.28/0.47      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.28/0.47            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairmemEL_type,type,
% 0.28/0.47      cartprodpairmemEL: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairmemEL,definition,
% 0.28/0.47      ( cartprodpairmemEL
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairmemER_type,type,
% 0.28/0.47      cartprodpairmemER: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairmemER,definition,
% 0.28/0.47      ( cartprodpairmemER
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( in @ Xy @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempaircEq_type,type,
% 0.28/0.47      cartprodmempaircEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodmempaircEq,definition,
% 0.28/0.47      ( cartprodmempaircEq
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( ( kpair @ Xx @ Xy )
% 0.28/0.47                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodfstpairEq_type,type,
% 0.28/0.47      cartprodfstpairEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodfstpairEq,definition,
% 0.28/0.47      ( cartprodfstpairEq
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 0.28/0.47                  = Xx ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodsndpairEq_type,type,
% 0.28/0.47      cartprodsndpairEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodsndpairEq,definition,
% 0.28/0.47      ( cartprodsndpairEq
% 0.28/0.47      = ( ! [A: $i,B: $i,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 0.28/0.47                  = Xy ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairsurjEq_type,type,
% 0.28/0.47      cartprodpairsurjEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(cartprodpairsurjEq,definition,
% 0.28/0.47      ( cartprodpairsurjEq
% 0.28/0.47      = ( ! [A: $i,B: $i,Xu: $i] :
% 0.28/0.47            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 0.28/0.47           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 0.28/0.47              = Xu ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(breln_type,type,
% 0.28/0.47      breln: $i > $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(breln,definition,
% 0.28/0.47      ( breln
% 0.28/0.47      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstr_type,type,
% 0.28/0.47      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrI_type,type,
% 0.28/0.47      dpsetconstrI: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrI,definition,
% 0.28/0.47      ( dpsetconstrI
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( ( Xphi @ Xx @ Xy )
% 0.28/0.47                 => ( in @ ( kpair @ Xx @ Xy )
% 0.28/0.47                    @ ( dpsetconstr @ A @ B
% 0.28/0.47                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrSub_type,type,
% 0.28/0.47      dpsetconstrSub: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrSub,definition,
% 0.28/0.47      ( dpsetconstrSub
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.28/0.47            ( subset
% 0.28/0.47            @ ( dpsetconstr @ A @ B
% 0.28/0.47              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 0.28/0.47            @ ( cartprod @ A @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(setOfPairsIsBReln_type,type,
% 0.28/0.47      setOfPairsIsBReln: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(setOfPairsIsBReln,definition,
% 0.28/0.47      ( setOfPairsIsBReln
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 0.28/0.47            ( breln @ A @ B
% 0.28/0.47            @ ( dpsetconstr @ A @ B
% 0.28/0.47              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrERa_type,type,
% 0.28/0.47      dpsetconstrERa: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrERa,definition,
% 0.28/0.47      ( dpsetconstrERa
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ B )
% 0.28/0.47               => ( ( in @ ( kpair @ Xx @ Xy )
% 0.28/0.47                    @ ( dpsetconstr @ A @ B
% 0.28/0.47                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.28/0.47                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrEL1_type,type,
% 0.28/0.47      dpsetconstrEL1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrEL1,definition,
% 0.28/0.47      ( dpsetconstrEL1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ ( kpair @ Xx @ Xy )
% 0.28/0.47              @ ( dpsetconstr @ A @ B
% 0.28/0.47                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.28/0.47           => ( in @ Xx @ A ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrEL2_type,type,
% 0.28/0.47      dpsetconstrEL2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrEL2,definition,
% 0.28/0.47      ( dpsetconstrEL2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ ( kpair @ Xx @ Xy )
% 0.28/0.47              @ ( dpsetconstr @ A @ B
% 0.28/0.47                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.28/0.47           => ( in @ Xy @ B ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrER_type,type,
% 0.28/0.47      dpsetconstrER: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(dpsetconstrER,definition,
% 0.28/0.47      ( dpsetconstrER
% 0.28/0.47      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.28/0.47            ( ( in @ ( kpair @ Xx @ Xy )
% 0.28/0.47              @ ( dpsetconstr @ A @ B
% 0.28/0.47                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 0.28/0.47           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(func_type,type,
% 0.28/0.47      func: $i > $i > $i > $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcSet_type,type,
% 0.28/0.47      funcSet: $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(funcImageSingleton_type,type,
% 0.28/0.47      funcImageSingleton: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcImageSingleton,definition,
% 0.28/0.47      ( funcImageSingleton
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( singleton
% 0.28/0.47                  @ ( dsetconstr @ B
% 0.28/0.47                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(apProp_type,type,
% 0.28/0.47      apProp: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(apProp,definition,
% 0.28/0.47      ( apProp
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in
% 0.28/0.47                  @ ( setunion
% 0.28/0.47                    @ ( dsetconstr @ B
% 0.28/0.47                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 0.28/0.47                  @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ap_type,type,
% 0.28/0.47      ap: $i > $i > $i > $i > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(app_type,type,
% 0.28/0.47      app: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(app,definition,
% 0.28/0.47      ( app
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(infuncsetfunc_type,type,
% 0.28/0.47      infuncsetfunc: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(infuncsetfunc,definition,
% 0.28/0.47      ( infuncsetfunc
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.47           => ( func @ A @ B @ Xf ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ap2p_type,type,
% 0.28/0.47      ap2p: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ap2p,definition,
% 0.28/0.47      ( ap2p
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(funcinfuncset_type,type,
% 0.28/0.47      funcinfuncset: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcinfuncset,definition,
% 0.28/0.47      ( funcinfuncset
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(lamProp_type,type,
% 0.28/0.47      lamProp: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(lamProp,definition,
% 0.28/0.47      ( lamProp
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.47           => ( func @ A @ B
% 0.28/0.47              @ ( dpsetconstr @ A @ B
% 0.28/0.47                @ ^ [Xx: $i,Xy: $i] :
% 0.28/0.47                    ( ( Xf @ Xx )
% 0.28/0.47                    = Xy ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(lam_type,type,
% 0.28/0.47      lam: $i > $i > ( $i > $i ) > $i ).
% 0.28/0.47  
% 0.28/0.47  thf(lamp_type,type,
% 0.28/0.47      lamp: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(lamp,definition,
% 0.28/0.47      ( lamp
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.47           => ( func @ A @ B
% 0.28/0.47              @ ( lam @ A @ B
% 0.28/0.47                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(lam2p_type,type,
% 0.28/0.47      lam2p: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(lam2p,definition,
% 0.28/0.47      ( lam2p
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.47           => ( in
% 0.28/0.47              @ ( lam @ A @ B
% 0.28/0.47                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.28/0.47              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(brelnall1_type,type,
% 0.28/0.47      brelnall1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(brelnall1,definition,
% 0.28/0.47      ( brelnall1
% 0.28/0.47      = ( ! [A: $i,B: $i,R: $i] :
% 0.28/0.47            ( ( breln @ A @ B @ R )
% 0.28/0.47           => ! [Xphi: $i > $o] :
% 0.28/0.47                ( ! [Xx: $i] :
% 0.28/0.47                    ( ( in @ Xx @ A )
% 0.28/0.47                   => ! [Xy: $i] :
% 0.28/0.47                        ( ( in @ Xy @ B )
% 0.28/0.47                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.28/0.47                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.28/0.47               => ! [Xx: $i] :
% 0.28/0.47                    ( ( in @ Xx @ R )
% 0.28/0.47                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(brelnall2_type,type,
% 0.28/0.47      brelnall2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(brelnall2,definition,
% 0.28/0.47      ( brelnall2
% 0.28/0.47      = ( ! [A: $i,B: $i,R: $i] :
% 0.28/0.47            ( ( breln @ A @ B @ R )
% 0.28/0.47           => ! [Xphi: $i > $o] :
% 0.28/0.47                ( ! [Xx: $i] :
% 0.28/0.47                    ( ( in @ Xx @ A )
% 0.28/0.47                   => ! [Xy: $i] :
% 0.28/0.47                        ( ( in @ Xy @ B )
% 0.28/0.47                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.28/0.47                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 0.28/0.47               => ! [Xx: $i] :
% 0.28/0.47                    ( ( in @ Xx @ R )
% 0.28/0.47                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1E2_type,type,
% 0.28/0.47      ex1E2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ex1E2,definition,
% 0.28/0.47      ( ex1E2
% 0.28/0.47      = ( ! [A: $i,Xphi: $i > $o] :
% 0.28/0.47            ( ( ex1 @ A
% 0.28/0.47              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ! [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ A )
% 0.28/0.47                   => ( ( Xphi @ Xx )
% 0.28/0.47                     => ( ( Xphi @ Xy )
% 0.28/0.47                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(funcGraphProp1_type,type,
% 0.28/0.47      funcGraphProp1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcGraphProp1,definition,
% 0.28/0.47      ( funcGraphProp1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(funcGraphProp3_type,type,
% 0.28/0.47      funcGraphProp3: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcGraphProp3,definition,
% 0.28/0.47      ( funcGraphProp3
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(funcGraphProp2_type,type,
% 0.28/0.47      funcGraphProp2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcGraphProp2,definition,
% 0.28/0.47      ( funcGraphProp2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ! [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ B )
% 0.28/0.47                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.28/0.47                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.47                        = Xy ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(funcextLem_type,type,
% 0.28/0.47      funcextLem: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcextLem,definition,
% 0.28/0.47      ( funcextLem
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xg: $i] :
% 0.28/0.47                ( ( func @ A @ B @ Xg )
% 0.28/0.47               => ( ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ A )
% 0.28/0.47                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.47                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.28/0.47                 => ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ A )
% 0.28/0.47                     => ! [Xy: $i] :
% 0.28/0.47                          ( ( in @ Xy @ B )
% 0.28/0.47                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 0.28/0.47                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(funcGraphProp4_type,type,
% 0.28/0.47      funcGraphProp4: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcGraphProp4,definition,
% 0.28/0.47      ( funcGraphProp4
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ! [Xy: $i] :
% 0.28/0.47                    ( ( in @ Xy @ B )
% 0.28/0.47                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 0.28/0.47                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.47                        = Xy ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(subbreln_type,type,
% 0.28/0.47      subbreln: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(subbreln,definition,
% 0.28/0.47      ( subbreln
% 0.28/0.47      = ( ! [A: $i,B: $i,R: $i] :
% 0.28/0.47            ( ( breln @ A @ B @ R )
% 0.28/0.47           => ! [S: $i] :
% 0.28/0.47                ( ( breln @ A @ B @ S )
% 0.28/0.47               => ( ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ A )
% 0.28/0.47                     => ! [Xy: $i] :
% 0.28/0.47                          ( ( in @ Xy @ B )
% 0.28/0.47                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.28/0.47                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.28/0.47                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(eqbreln_type,type,
% 0.28/0.47      eqbreln: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(eqbreln,definition,
% 0.28/0.47      ( eqbreln
% 0.28/0.47      = ( ! [A: $i,B: $i,R: $i] :
% 0.28/0.47            ( ( breln @ A @ B @ R )
% 0.28/0.47           => ! [S: $i] :
% 0.28/0.47                ( ( breln @ A @ B @ S )
% 0.28/0.47               => ( ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ A )
% 0.28/0.47                     => ! [Xy: $i] :
% 0.28/0.47                          ( ( in @ Xy @ B )
% 0.28/0.47                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 0.28/0.47                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 0.28/0.47                 => ( ! [Xx: $i] :
% 0.28/0.47                        ( ( in @ Xx @ A )
% 0.28/0.47                       => ! [Xy: $i] :
% 0.28/0.47                            ( ( in @ Xy @ B )
% 0.28/0.47                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 0.28/0.47                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 0.28/0.47                   => ( R = S ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(funcext_type,type,
% 0.28/0.47      funcext: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcext,definition,
% 0.28/0.47      ( funcext
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xg: $i] :
% 0.28/0.47                ( ( func @ A @ B @ Xg )
% 0.28/0.47               => ( ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ A )
% 0.28/0.47                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.47                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.28/0.47                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(funcext2_type,type,
% 0.28/0.47      funcext2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(funcext2,definition,
% 0.28/0.47      ( funcext2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.47           => ! [Xg: $i] :
% 0.28/0.47                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 0.28/0.47               => ( ! [Xx: $i] :
% 0.28/0.47                      ( ( in @ Xx @ A )
% 0.28/0.47                     => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.47                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 0.28/0.47                 => ( Xf = Xg ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ap2apEq1_type,type,
% 0.28/0.47      ap2apEq1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ap2apEq1,definition,
% 0.28/0.47      ( ap2apEq1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.47                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(ap2apEq2_type,type,
% 0.28/0.47      ap2apEq2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(ap2apEq2,definition,
% 0.28/0.47      ( ap2apEq2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( ( ap @ A @ B @ Xf @ Xx )
% 0.28/0.47                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(beta1_type,type,
% 0.28/0.47      beta1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(beta1,definition,
% 0.28/0.47      ( beta1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( ( ap @ A @ B
% 0.28/0.47                    @ ( lam @ A @ B
% 0.28/0.47                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.28/0.47                    @ Xx )
% 0.28/0.47                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(eta1_type,type,
% 0.28/0.47      eta1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(eta1,definition,
% 0.28/0.47      ( eta1
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( func @ A @ B @ Xf )
% 0.28/0.47           => ( ( lam @ A @ B
% 0.28/0.47                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.28/0.47              = Xf ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(lam2lamEq_type,type,
% 0.28/0.47      lam2lamEq: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(lam2lamEq,definition,
% 0.28/0.47      ( lam2lamEq
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.47           => ( ( lam @ A @ B
% 0.28/0.47                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 0.28/0.47              = ( lam @ A @ B
% 0.28/0.47                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(beta2_type,type,
% 0.28/0.47      beta2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(beta2,definition,
% 0.28/0.47      ( beta2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 0.28/0.47            ( ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( in @ ( Xf @ Xx ) @ B ) )
% 0.28/0.47           => ! [Xx: $i] :
% 0.28/0.47                ( ( in @ Xx @ A )
% 0.28/0.47               => ( ( ap @ A @ B
% 0.28/0.47                    @ ( lam @ A @ B
% 0.28/0.47                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 0.28/0.47                    @ Xx )
% 0.28/0.47                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(eta2_type,type,
% 0.28/0.47      eta2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(eta2,definition,
% 0.28/0.47      ( eta2
% 0.28/0.47      = ( ! [A: $i,B: $i,Xf: $i] :
% 0.28/0.47            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 0.28/0.47           => ( ( lam @ A @ B
% 0.28/0.47                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 0.28/0.47              = Xf ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(iffalseProp1_type,type,
% 0.28/0.47      iffalseProp1: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(iffalseProp1,definition,
% 0.28/0.47      ( iffalseProp1
% 0.28/0.47      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ A )
% 0.28/0.47               => ( ~ Xphi
% 0.28/0.47                 => ( in @ Xy
% 0.28/0.47                    @ ( dsetconstr @ A
% 0.28/0.47                      @ ^ [Xz: $i] :
% 0.28/0.47                          ( ( Xphi
% 0.28/0.47                            & ( Xz = Xx ) )
% 0.28/0.47                          | ( ~ Xphi
% 0.28/0.47                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(iffalseProp2_type,type,
% 0.28/0.47      iffalseProp2: $o ).
% 0.28/0.47  
% 0.28/0.47  thf(iffalseProp2,definition,
% 0.28/0.47      ( iffalseProp2
% 0.28/0.47      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.47            ( ( in @ Xx @ A )
% 0.28/0.47           => ! [Xy: $i] :
% 0.28/0.47                ( ( in @ Xy @ A )
% 0.28/0.47               => ( ~ Xphi
% 0.28/0.47                 => ( ( dsetconstr @ A
% 0.28/0.47                      @ ^ [Xz: $i] :
% 0.28/0.47                          ( ( Xphi
% 0.28/0.47                            & ( Xz = Xx ) )
% 0.28/0.47                          | ( ~ Xphi
% 0.28/0.47                            & ( Xz = Xy ) ) ) )
% 0.28/0.47                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 0.28/0.47  
% 0.28/0.47  thf(iftrueProp1,conjecture,
% 0.28/0.47      ( setextAx
% 0.28/0.47     => ( emptysetAx
% 0.28/0.47       => ( setadjoinAx
% 0.28/0.47         => ( powersetAx
% 0.28/0.47           => ( setunionAx
% 0.28/0.47             => ( omega0Ax
% 0.28/0.47               => ( omegaSAx
% 0.28/0.47                 => ( omegaIndAx
% 0.28/0.47                   => ( replAx
% 0.28/0.47                     => ( foundationAx
% 0.28/0.47                       => ( wellorderingAx
% 0.28/0.47                         => ( descrp
% 0.28/0.47                           => ( dsetconstrI
% 0.28/0.47                             => ( dsetconstrEL
% 0.28/0.47                               => ( dsetconstrER
% 0.28/0.47                                 => ( exuE1
% 0.28/0.47                                   => ( prop2setE
% 0.28/0.47                                     => ( emptysetE
% 0.28/0.47                                       => ( emptysetimpfalse
% 0.28/0.47                                         => ( notinemptyset
% 0.28/0.47                                           => ( exuE3e
% 0.28/0.47                                             => ( setext
% 0.28/0.47                                               => ( emptyI
% 0.28/0.47                                                 => ( noeltsimpempty
% 0.28/0.47                                                   => ( setbeta
% 0.28/0.47                                                     => ( nonemptyE1
% 0.28/0.47                                                       => ( nonemptyI
% 0.28/0.47                                                         => ( nonemptyI1
% 0.28/0.47                                                           => ( setadjoinIL
% 0.28/0.47                                                             => ( emptyinunitempty
% 0.28/0.47                                                               => ( setadjoinIR
% 0.28/0.47                                                                 => ( setadjoinE
% 0.28/0.47                                                                   => ( setadjoinOr
% 0.28/0.47                                                                     => ( setoftrueEq
% 0.28/0.47                                                                       => ( powersetI
% 0.28/0.47                                                                         => ( emptyinPowerset
% 0.28/0.47                                                                           => ( emptyInPowerset
% 0.28/0.47                                                                             => ( powersetE
% 0.28/0.47                                                                               => ( setunionI
% 0.28/0.47                                                                                 => ( setunionE
% 0.28/0.47                                                                                   => ( subPowSU
% 0.28/0.47                                                                                     => ( exuE2
% 0.28/0.47                                                                                       => ( nonemptyImpWitness
% 0.28/0.47                                                                                         => ( uniqinunit
% 0.28/0.47                                                                                           => ( notinsingleton
% 0.28/0.47                                                                                             => ( eqinunit
% 0.28/0.47                                                                                               => ( singletonsswitch
% 0.28/0.47                                                                                                 => ( upairsetE
% 0.28/0.47                                                                                                   => ( upairsetIL
% 0.28/0.47                                                                                                     => ( upairsetIR
% 0.28/0.47                                                                                                       => ( emptyE1
% 0.28/0.47                                                                                                         => ( vacuousDall
% 0.28/0.47                                                                                                           => ( quantDeMorgan1
% 0.28/0.47                                                                                                             => ( quantDeMorgan2
% 0.28/0.47                                                                                                               => ( quantDeMorgan3
% 0.28/0.47                                                                                                                 => ( quantDeMorgan4
% 0.28/0.47                                                                                                                   => ( prop2setI
% 0.28/0.47                                                                                                                     => ( prop2set2propI
% 0.28/0.47                                                                                                                       => ( notdexE
% 0.28/0.47                                                                                                                         => ( notdallE
% 0.28/0.47                                                                                                                           => ( exuI1
% 0.28/0.47                                                                                                                             => ( exuI3
% 0.28/0.47                                                                                                                               => ( exuI2
% 0.28/0.47                                                                                                                                 => ( inCongP
% 0.28/0.47                                                                                                                                   => ( in__Cong
% 0.28/0.47                                                                                                                                     => ( exuE3u
% 0.28/0.47                                                                                                                                       => ( exu__Cong
% 0.28/0.47                                                                                                                                         => ( emptyset__Cong
% 0.28/0.47                                                                                                                                           => ( setadjoin__Cong
% 0.28/0.47                                                                                                                                             => ( powerset__Cong
% 0.28/0.47                                                                                                                                               => ( setunion__Cong
% 0.28/0.47                                                                                                                                                 => ( omega__Cong
% 0.28/0.47                                                                                                                                                   => ( exuEu
% 0.28/0.47                                                                                                                                                     => ( descr__Cong
% 0.28/0.47                                                                                                                                                       => ( dsetconstr__Cong
% 0.28/0.47                                                                                                                                                         => ( subsetI1
% 0.28/0.47                                                                                                                                                           => ( eqimpsubset2
% 0.28/0.47                                                                                                                                                             => ( eqimpsubset1
% 0.28/0.47                                                                                                                                                               => ( subsetI2
% 0.28/0.47                                                                                                                                                                 => ( emptysetsubset
% 0.28/0.47                                                                                                                                                                   => ( subsetE
% 0.28/0.47                                                                                                                                                                     => ( subsetE2
% 0.28/0.47                                                                                                                                                                       => ( notsubsetI
% 0.28/0.47                                                                                                                                                                         => ( notequalI1
% 0.28/0.47                                                                                                                                                                           => ( notequalI2
% 0.28/0.47                                                                                                                                                                             => ( subsetRefl
% 0.28/0.47                                                                                                                                                                               => ( subsetTrans
% 0.28/0.47                                                                                                                                                                                 => ( setadjoinSub
% 0.28/0.47                                                                                                                                                                                   => ( setadjoinSub2
% 0.28/0.47                                                                                                                                                                                     => ( subset2powerset
% 0.28/0.47                                                                                                                                                                                       => ( setextsub
% 0.28/0.47                                                                                                                                                                                         => ( subsetemptysetimpeq
% 0.28/0.47                                                                                                                                                                                           => ( powersetI1
% 0.28/0.47                                                                                                                                                                                             => ( powersetE1
% 0.28/0.47                                                                                                                                                                                               => ( inPowerset
% 0.28/0.47                                                                                                                                                                                                 => ( powersetsubset
% 0.28/0.47                                                                                                                                                                                                   => ( sepInPowerset
% 0.28/0.47                                                                                                                                                                                                     => ( sepSubset
% 0.28/0.47                                                                                                                                                                                                       => ( binunionIL
% 0.28/0.47                                                                                                                                                                                                         => ( upairset2IR
% 0.28/0.47                                                                                                                                                                                                           => ( binunionIR
% 0.28/0.47                                                                                                                                                                                                             => ( binunionEcases
% 0.28/0.47                                                                                                                                                                                                               => ( binunionE
% 0.28/0.47                                                                                                                                                                                                                 => ( binunionLsub
% 0.28/0.47                                                                                                                                                                                                                   => ( binunionRsub
% 0.28/0.47                                                                                                                                                                                                                     => ( binintersectI
% 0.28/0.47                                                                                                                                                                                                                       => ( binintersectSubset5
% 0.28/0.47                                                                                                                                                                                                                         => ( binintersectEL
% 0.28/0.47                                                                                                                                                                                                                           => ( binintersectLsub
% 0.28/0.47                                                                                                                                                                                                                             => ( binintersectSubset2
% 0.28/0.47                                                                                                                                                                                                                               => ( binintersectSubset3
% 0.28/0.47                                                                                                                                                                                                                                 => ( binintersectER
% 0.28/0.47                                                                                                                                                                                                                                   => ( disjointsetsI1
% 0.28/0.47                                                                                                                                                                                                                                     => ( binintersectRsub
% 0.28/0.47                                                                                                                                                                                                                                       => ( binintersectSubset4
% 0.28/0.47                                                                                                                                                                                                                                         => ( binintersectSubset1
% 0.28/0.47                                                                                                                                                                                                                                           => ( bs114d
% 0.28/0.47                                                                                                                                                                                                                                             => ( setminusI
% 0.28/0.47                                                                                                                                                                                                                                               => ( setminusEL
% 0.28/0.47                                                                                                                                                                                                                                                 => ( setminusER
% 0.28/0.47                                                                                                                                                                                                                                                   => ( setminusSubset2
% 0.28/0.47                                                                                                                                                                                                                                                     => ( setminusERneg
% 0.28/0.47                                                                                                                                                                                                                                                       => ( setminusELneg
% 0.28/0.47                                                                                                                                                                                                                                                         => ( setminusILneg
% 0.28/0.47                                                                                                                                                                                                                                                           => ( setminusIRneg
% 0.28/0.47                                                                                                                                                                                                                                                             => ( setminusLsub
% 0.28/0.47                                                                                                                                                                                                                                                               => ( setminusSubset1
% 0.28/0.47                                                                                                                                                                                                                                                                 => ( symdiffE
% 0.28/0.47                                                                                                                                                                                                                                                                   => ( symdiffI1
% 0.28/0.47                                                                                                                                                                                                                                                                     => ( symdiffI2
% 0.28/0.47                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 0.28/0.47                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 0.28/0.47                                                                                                                                                                                                                                                                           => ( secondinupair
% 0.28/0.47                                                                                                                                                                                                                                                                             => ( setukpairIL
% 0.28/0.47                                                                                                                                                                                                                                                                               => ( setukpairIR
% 0.28/0.47                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 0.28/0.47                                                                                                                                                                                                                                                                                   => ( kpairp
% 0.28/0.47                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 0.28/0.47                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 0.28/0.47                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 0.28/0.47                                                                                                                                                                                                                                                                                           => ( upairset2E
% 0.28/0.47                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 0.28/0.47                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 0.28/0.47                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 0.28/0.47                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 0.28/0.47                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 0.28/0.47                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 0.28/0.47                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 0.28/0.47                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 0.28/0.47                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 0.28/0.47                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 0.28/0.47                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 0.28/0.47                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 0.28/0.47                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 0.28/0.47                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 0.28/0.48                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [A: $i,Xphi: $o,Xx: $i] :
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ Xx @ A )
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [Xy: $i] :
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( in @ Xy @ A )
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( Xphi
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( in @ Xx
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                    @ ( dsetconstr @ A
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                      @ ^ [Xz: $i] :
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( Xphi
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                            & ( Xz = Xx ) )
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                          | ( ~ Xphi
% 0.28/0.48                                                                                                                                                                                                                                                                                                                                                                                                                                                                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 0.28/0.48  
% 0.28/0.48  %------------------------------------------------------------------------------
% 0.28/0.48  ------------------------
% 2.38/1.47  ---- Embedded in THF ---
% 2.38/1.47  %%% This output was generated by embedproblem, version 1.9.5 (library version 1.9).
% 2.38/1.47  %%% Generated on Tue Feb 24 12:32:05 EST 2026
% 2.38/1.47  %%% using '$$dhol' embedding, version 1.3.0.
% 2.38/1.47  %%% Logic specification used:
% 2.38/1.47  %%% thf(spec, logic, $$dhol).
% 2.38/1.47  
% 2.38/1.47  % SZS output start ListOfTHF for /export/starexec/sandbox/tmp/tmp.WXCXhvSF6w/DTF2DTF6151.p
% See solution above
% 2.38/1.48  ------------------------
% 2.61/1.50  ---- Cleaned THF ---
% 2.61/1.50  thf(in_type,type,
% 2.61/1.50      in: $i > $i > $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exu_type,type,
% 2.61/1.50      exu: ( $i > $o ) > $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exu,definition,
% 2.61/1.50      ( exu
% 2.61/1.50      = ( ^ [Xphi: $i > $o] :
% 2.61/1.50          ? [Xx: $i] :
% 2.61/1.50            ( ( Xphi @ Xx )
% 2.61/1.50            & ! [Xy: $i] :
% 2.61/1.50                ( ( Xphi @ Xy )
% 2.61/1.50               => ( Xx = Xy ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setextAx_type,type,
% 2.61/1.50      setextAx: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setextAx,definition,
% 2.61/1.50      ( setextAx
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50              <=> ( in @ Xx @ B ) )
% 2.61/1.50           => ( A = B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyset_type,type,
% 2.61/1.50      emptyset: $i ).
% 2.61/1.50  
% 2.61/1.50  thf(emptysetAx_type,type,
% 2.61/1.50      emptysetAx: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(emptysetAx,definition,
% 2.61/1.50      ( emptysetAx
% 2.61/1.50      = ( ! [Xx: $i] :
% 2.61/1.50            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoin_type,type,
% 2.61/1.50      setadjoin: $i > $i > $i ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinAx_type,type,
% 2.61/1.50      setadjoinAx: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinAx,definition,
% 2.61/1.50      ( setadjoinAx
% 2.61/1.50      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.61/1.50            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.61/1.50          <=> ( ( Xy = Xx )
% 2.61/1.50              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(powerset_type,type,
% 2.61/1.50      powerset: $i > $i ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetAx_type,type,
% 2.61/1.50      powersetAx: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetAx,definition,
% 2.61/1.50      ( powersetAx
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( in @ B @ ( powerset @ A ) )
% 2.61/1.50          <=> ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ B )
% 2.61/1.50               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setunion_type,type,
% 2.61/1.50      setunion: $i > $i ).
% 2.61/1.50  
% 2.61/1.50  thf(setunionAx_type,type,
% 2.61/1.50      setunionAx: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setunionAx,definition,
% 2.61/1.50      ( setunionAx
% 2.61/1.50      = ( ! [A: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ ( setunion @ A ) )
% 2.61/1.50          <=> ? [B: $i] :
% 2.61/1.50                ( ( in @ Xx @ B )
% 2.61/1.50                & ( in @ B @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(omega_type,type,
% 2.61/1.50      omega: $i ).
% 2.61/1.50  
% 2.61/1.50  thf(omega0Ax_type,type,
% 2.61/1.50      omega0Ax: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(omega0Ax,definition,
% 2.61/1.50      ( omega0Ax
% 2.61/1.50      = ( in @ emptyset @ omega ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(omegaSAx_type,type,
% 2.61/1.50      omegaSAx: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(omegaSAx,definition,
% 2.61/1.50      ( omegaSAx
% 2.61/1.50      = ( ! [Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ omega )
% 2.61/1.50           => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(omegaIndAx_type,type,
% 2.61/1.50      omegaIndAx: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(omegaIndAx,definition,
% 2.61/1.50      ( omegaIndAx
% 2.61/1.50      = ( ! [A: $i] :
% 2.61/1.50            ( ( ( in @ emptyset @ A )
% 2.61/1.50              & ! [Xx: $i] :
% 2.61/1.50                  ( ( ( in @ Xx @ omega )
% 2.61/1.50                    & ( in @ Xx @ A ) )
% 2.61/1.50                 => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
% 2.61/1.50           => ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ omega )
% 2.61/1.50               => ( in @ Xx @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(replAx_type,type,
% 2.61/1.50      replAx: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(replAx,definition,
% 2.61/1.50      ( replAx
% 2.61/1.50      = ( ! [Xphi: $i > $i > $o,A: $i] :
% 2.61/1.50            ( ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50               => ( exu
% 2.61/1.50                  @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
% 2.61/1.50           => ? [B: $i] :
% 2.61/1.50              ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ B )
% 2.61/1.50              <=> ? [Xy: $i] :
% 2.61/1.50                    ( ( in @ Xy @ A )
% 2.61/1.50                    & ( Xphi @ Xy @ Xx ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(foundationAx_type,type,
% 2.61/1.50      foundationAx: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(foundationAx,definition,
% 2.61/1.50      ( foundationAx
% 2.61/1.50      = ( ! [A: $i] :
% 2.61/1.50            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.61/1.50           => ? [B: $i] :
% 2.61/1.50                ( ( in @ B @ A )
% 2.61/1.50                & ~ ? [Xx: $i] :
% 2.61/1.50                      ( ( in @ Xx @ B )
% 2.61/1.50                      & ( in @ Xx @ A ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(wellorderingAx_type,type,
% 2.61/1.50      wellorderingAx: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(wellorderingAx,definition,
% 2.61/1.50      ( wellorderingAx
% 2.61/1.50      = ( ! [A: $i] :
% 2.61/1.50          ? [B: $i] :
% 2.61/1.50            ( ! [C: $i] :
% 2.61/1.50                ( ( in @ C @ B )
% 2.61/1.50               => ! [Xx: $i] :
% 2.61/1.50                    ( ( in @ Xx @ C )
% 2.61/1.50                   => ( in @ Xx @ A ) ) )
% 2.61/1.50            & ! [Xx: $i,Xy: $i] :
% 2.61/1.50                ( ( ( in @ Xx @ A )
% 2.61/1.50                  & ( in @ Xy @ A ) )
% 2.61/1.50               => ( ! [C: $i] :
% 2.61/1.50                      ( ( in @ C @ B )
% 2.61/1.50                     => ( ( in @ Xx @ C )
% 2.61/1.50                      <=> ( in @ Xy @ C ) ) )
% 2.61/1.50                 => ( Xx = Xy ) ) )
% 2.61/1.50            & ! [C: $i,D: $i] :
% 2.61/1.50                ( ( ( in @ C @ B )
% 2.61/1.50                  & ( in @ D @ B ) )
% 2.61/1.50               => ( ! [Xx: $i] :
% 2.61/1.50                      ( ( in @ Xx @ C )
% 2.61/1.50                     => ( in @ Xx @ D ) )
% 2.61/1.50                  | ! [Xx: $i] :
% 2.61/1.50                      ( ( in @ Xx @ D )
% 2.61/1.50                     => ( in @ Xx @ C ) ) ) )
% 2.61/1.50            & ! [C: $i] :
% 2.61/1.50                ( ( ! [Xx: $i] :
% 2.61/1.50                      ( ( in @ Xx @ C )
% 2.61/1.50                     => ( in @ Xx @ A ) )
% 2.61/1.50                  & ? [Xx: $i] : ( in @ Xx @ C ) )
% 2.61/1.50               => ? [D: $i,Xx: $i] :
% 2.61/1.50                    ( ( in @ D @ B )
% 2.61/1.50                    & ( in @ Xx @ C )
% 2.61/1.50                    & ~ ? [Xy: $i] :
% 2.61/1.50                          ( ( in @ Xy @ D )
% 2.61/1.50                          & ( in @ Xy @ C ) )
% 2.61/1.50                    & ! [E: $i] :
% 2.61/1.50                        ( ( in @ E @ B )
% 2.61/1.50                       => ( ! [Xy: $i] :
% 2.61/1.50                              ( ( in @ Xy @ E )
% 2.61/1.50                             => ( in @ Xy @ D ) )
% 2.61/1.50                          | ( in @ Xx @ E ) ) ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(descr_type,type,
% 2.61/1.50      descr: ( $i > $o ) > $i ).
% 2.61/1.50  
% 2.61/1.50  thf(descrp_type,type,
% 2.61/1.50      descrp: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(descrp,definition,
% 2.61/1.50      ( descrp
% 2.61/1.50      = ( ! [Xphi: $i > $o] :
% 2.61/1.50            ( ( exu
% 2.61/1.50              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50           => ( Xphi
% 2.61/1.50              @ ( descr
% 2.61/1.50                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(dsetconstr_type,type,
% 2.61/1.50      dsetconstr: $i > ( $i > $o ) > $i ).
% 2.61/1.50  
% 2.61/1.50  thf(dsetconstrI_type,type,
% 2.61/1.50      dsetconstrI: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(dsetconstrI,definition,
% 2.61/1.50      ( dsetconstrI
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ A )
% 2.61/1.50           => ( ( Xphi @ Xx )
% 2.61/1.50             => ( in @ Xx
% 2.61/1.50                @ ( dsetconstr @ A
% 2.61/1.50                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(dsetconstrEL_type,type,
% 2.61/1.50      dsetconstrEL: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(dsetconstrEL,definition,
% 2.61/1.50      ( dsetconstrEL
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx
% 2.61/1.50              @ ( dsetconstr @ A
% 2.61/1.50                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.61/1.50           => ( in @ Xx @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(dsetconstrER_type,type,
% 2.61/1.50      dsetconstrER: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(dsetconstrER,definition,
% 2.61/1.50      ( dsetconstrER
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx
% 2.61/1.50              @ ( dsetconstr @ A
% 2.61/1.50                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.61/1.50           => ( Xphi @ Xx ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(exuE1_type,type,
% 2.61/1.50      exuE1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exuE1,definition,
% 2.61/1.50      ( exuE1
% 2.61/1.50      = ( ! [Xphi: $i > $o] :
% 2.61/1.50            ( ( exu
% 2.61/1.50              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50           => ? [Xx: $i] :
% 2.61/1.50                ( ( Xphi @ Xx )
% 2.61/1.50                & ! [Xy: $i] :
% 2.61/1.50                    ( ( Xphi @ Xy )
% 2.61/1.50                   => ( Xx = Xy ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(prop2set_type,type,
% 2.61/1.50      prop2set: $o > $i ).
% 2.61/1.50  
% 2.61/1.50  thf(prop2setE_type,type,
% 2.61/1.50      prop2setE: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(prop2setE,definition,
% 2.61/1.50      ( prop2setE
% 2.61/1.50      = ( ! [Xphi: $o,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ ( prop2set @ Xphi ) )
% 2.61/1.50           => Xphi ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(emptysetE_type,type,
% 2.61/1.50      emptysetE: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(emptysetE,definition,
% 2.61/1.50      ( emptysetE
% 2.61/1.50      = ( ! [Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ emptyset )
% 2.61/1.50           => ! [Xphi: $o] : Xphi ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(emptysetimpfalse_type,type,
% 2.61/1.50      emptysetimpfalse: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(emptysetimpfalse,definition,
% 2.61/1.50      ( emptysetimpfalse
% 2.61/1.50      = ( ! [Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ emptyset )
% 2.61/1.50           => $false ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(notinemptyset_type,type,
% 2.61/1.50      notinemptyset: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(notinemptyset,definition,
% 2.61/1.50      ( notinemptyset
% 2.61/1.50      = ( ! [Xx: $i] :
% 2.61/1.50            ~ ( in @ Xx @ emptyset ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(exuE3e_type,type,
% 2.61/1.50      exuE3e: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exuE3e,definition,
% 2.61/1.50      ( exuE3e
% 2.61/1.50      = ( ! [Xphi: $i > $o] :
% 2.61/1.50            ( ( exu
% 2.61/1.50              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50           => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setext_type,type,
% 2.61/1.50      setext: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setext,definition,
% 2.61/1.50      ( setext
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50               => ( in @ Xx @ B ) )
% 2.61/1.50           => ( ! [Xx: $i] :
% 2.61/1.50                  ( ( in @ Xx @ B )
% 2.61/1.50                 => ( in @ Xx @ A ) )
% 2.61/1.50             => ( A = B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyI_type,type,
% 2.61/1.50      emptyI: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyI,definition,
% 2.61/1.50      ( emptyI
% 2.61/1.50      = ( ! [A: $i] :
% 2.61/1.50            ( ! [Xx: $i] :
% 2.61/1.50                ~ ( in @ Xx @ A )
% 2.61/1.50           => ( A = emptyset ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(noeltsimpempty_type,type,
% 2.61/1.50      noeltsimpempty: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(noeltsimpempty,definition,
% 2.61/1.50      ( noeltsimpempty
% 2.61/1.50      = ( ! [A: $i] :
% 2.61/1.50            ( ! [Xx: $i] :
% 2.61/1.50                ~ ( in @ Xx @ A )
% 2.61/1.50           => ( A = emptyset ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setbeta_type,type,
% 2.61/1.50      setbeta: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setbeta,definition,
% 2.61/1.50      ( setbeta
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ A )
% 2.61/1.50           => ( ( in @ Xx
% 2.61/1.50                @ ( dsetconstr @ A
% 2.61/1.50                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
% 2.61/1.50            <=> ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(nonempty_type,type,
% 2.61/1.50      nonempty: $i > $o ).
% 2.61/1.50  
% 2.61/1.50  thf(nonempty,definition,
% 2.61/1.50      ( nonempty
% 2.61/1.50      = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(nonemptyE1_type,type,
% 2.61/1.50      nonemptyE1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(nonemptyE1,definition,
% 2.61/1.50      ( nonemptyE1
% 2.61/1.50      = ( ! [A: $i] :
% 2.61/1.50            ( ( nonempty @ A )
% 2.61/1.50           => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(nonemptyI_type,type,
% 2.61/1.50      nonemptyI: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(nonemptyI,definition,
% 2.61/1.50      ( nonemptyI
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ A )
% 2.61/1.50           => ( ( Xphi @ Xx )
% 2.61/1.50             => ( nonempty
% 2.61/1.50                @ ( dsetconstr @ A
% 2.61/1.50                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(nonemptyI1_type,type,
% 2.61/1.50      nonemptyI1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(nonemptyI1,definition,
% 2.61/1.50      ( nonemptyI1
% 2.61/1.50      = ( ! [A: $i] :
% 2.61/1.50            ( ? [Xx: $i] : ( in @ Xx @ A )
% 2.61/1.50           => ( nonempty @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinIL_type,type,
% 2.61/1.50      setadjoinIL: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinIL,definition,
% 2.61/1.50      ( setadjoinIL
% 2.61/1.50      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyinunitempty_type,type,
% 2.61/1.50      emptyinunitempty: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyinunitempty,definition,
% 2.61/1.50      ( emptyinunitempty
% 2.61/1.50      = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinIR_type,type,
% 2.61/1.50      setadjoinIR: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinIR,definition,
% 2.61/1.50      ( setadjoinIR
% 2.61/1.50      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.61/1.50            ( ( in @ Xy @ A )
% 2.61/1.50           => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinE_type,type,
% 2.61/1.50      setadjoinE: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinE,definition,
% 2.61/1.50      ( setadjoinE
% 2.61/1.50      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.61/1.50            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.61/1.50           => ! [Xphi: $o] :
% 2.61/1.50                ( ( ( Xy = Xx )
% 2.61/1.50                 => Xphi )
% 2.61/1.50               => ( ( ( in @ Xy @ A )
% 2.61/1.50                   => Xphi )
% 2.61/1.50                 => Xphi ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinOr_type,type,
% 2.61/1.50      setadjoinOr: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinOr,definition,
% 2.61/1.50      ( setadjoinOr
% 2.61/1.50      = ( ! [Xx: $i,A: $i,Xy: $i] :
% 2.61/1.50            ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
% 2.61/1.50           => ( ( Xy = Xx )
% 2.61/1.50              | ( in @ Xy @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setoftrueEq_type,type,
% 2.61/1.50      setoftrueEq: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setoftrueEq,definition,
% 2.61/1.50      ( setoftrueEq
% 2.61/1.50      = ( ! [A: $i] :
% 2.61/1.50            ( ( dsetconstr @ A
% 2.61/1.50              @ ^ [Xx: $i] : $true )
% 2.61/1.50            = A ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetI_type,type,
% 2.61/1.50      powersetI: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetI,definition,
% 2.61/1.50      ( powersetI
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ B )
% 2.61/1.50               => ( in @ Xx @ A ) )
% 2.61/1.50           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyinPowerset_type,type,
% 2.61/1.50      emptyinPowerset: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyinPowerset,definition,
% 2.61/1.50      ( emptyinPowerset
% 2.61/1.50      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyInPowerset_type,type,
% 2.61/1.50      emptyInPowerset: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyInPowerset,definition,
% 2.61/1.50      ( emptyInPowerset
% 2.61/1.50      = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetE_type,type,
% 2.61/1.50      powersetE: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetE,definition,
% 2.61/1.50      ( powersetE
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ B @ ( powerset @ A ) )
% 2.61/1.50           => ( ( in @ Xx @ B )
% 2.61/1.50             => ( in @ Xx @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setunionI_type,type,
% 2.61/1.50      setunionI: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setunionI,definition,
% 2.61/1.50      ( setunionI
% 2.61/1.50      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.61/1.50            ( ( in @ Xx @ B )
% 2.61/1.50           => ( ( in @ B @ A )
% 2.61/1.50             => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setunionE_type,type,
% 2.61/1.50      setunionE: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setunionE,definition,
% 2.61/1.50      ( setunionE
% 2.61/1.50      = ( ! [A: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ ( setunion @ A ) )
% 2.61/1.50           => ! [Xphi: $o] :
% 2.61/1.50                ( ! [B: $i] :
% 2.61/1.50                    ( ( in @ Xx @ B )
% 2.61/1.50                   => ( ( in @ B @ A )
% 2.61/1.50                     => Xphi ) )
% 2.61/1.50               => Xphi ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(subPowSU_type,type,
% 2.61/1.50      subPowSU: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(subPowSU,definition,
% 2.61/1.50      ( subPowSU
% 2.61/1.50      = ( ! [A: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ A )
% 2.61/1.50           => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(exuE2_type,type,
% 2.61/1.50      exuE2: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exuE2,definition,
% 2.61/1.50      ( exuE2
% 2.61/1.50      = ( ! [Xphi: $i > $o] :
% 2.61/1.50            ( ( exu
% 2.61/1.50              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50           => ? [Xx: $i] :
% 2.61/1.50              ! [Xy: $i] :
% 2.61/1.50                ( ( Xphi @ Xy )
% 2.61/1.50              <=> ( Xy = Xx ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(nonemptyImpWitness_type,type,
% 2.61/1.50      nonemptyImpWitness: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(nonemptyImpWitness,definition,
% 2.61/1.50      ( nonemptyImpWitness
% 2.61/1.50      = ( ! [A: $i] :
% 2.61/1.50            ( ( nonempty @ A )
% 2.61/1.50           => ? [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50                & $true ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(uniqinunit_type,type,
% 2.61/1.50      uniqinunit: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(uniqinunit,definition,
% 2.61/1.50      ( uniqinunit
% 2.61/1.50      = ( ! [Xx: $i,Xy: $i] :
% 2.61/1.50            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.61/1.50           => ( Xx = Xy ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(notinsingleton_type,type,
% 2.61/1.50      notinsingleton: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(notinsingleton,definition,
% 2.61/1.50      ( notinsingleton
% 2.61/1.50      = ( ! [Xx: $i,Xy: $i] :
% 2.61/1.50            ( ( Xx != Xy )
% 2.61/1.50           => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(eqinunit_type,type,
% 2.61/1.50      eqinunit: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(eqinunit,definition,
% 2.61/1.50      ( eqinunit
% 2.61/1.50      = ( ! [Xx: $i,Xy: $i] :
% 2.61/1.50            ( ( Xx = Xy )
% 2.61/1.50           => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(singletonsswitch_type,type,
% 2.61/1.50      singletonsswitch: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(singletonsswitch,definition,
% 2.61/1.50      ( singletonsswitch
% 2.61/1.50      = ( ! [Xx: $i,Xy: $i] :
% 2.61/1.50            ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.61/1.50           => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(upairsetE_type,type,
% 2.61/1.50      upairsetE: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(upairsetE,definition,
% 2.61/1.50      ( upairsetE
% 2.61/1.50      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.61/1.50            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.61/1.50           => ( ( Xz = Xx )
% 2.61/1.50              | ( Xz = Xy ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(upairsetIL_type,type,
% 2.61/1.50      upairsetIL: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(upairsetIL,definition,
% 2.61/1.50      ( upairsetIL
% 2.61/1.50      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(upairsetIR_type,type,
% 2.61/1.50      upairsetIR: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(upairsetIR,definition,
% 2.61/1.50      ( upairsetIR
% 2.61/1.50      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyE1_type,type,
% 2.61/1.50      emptyE1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyE1,definition,
% 2.61/1.50      ( emptyE1
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.50            ( ? [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50                & ( Xphi @ Xx ) )
% 2.61/1.50           => ( ( ( dsetconstr @ A
% 2.61/1.50                  @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50                = emptyset )
% 2.61/1.50             => $false ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(vacuousDall_type,type,
% 2.61/1.50      vacuousDall: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(vacuousDall,definition,
% 2.61/1.50      ( vacuousDall
% 2.61/1.50      = ( ! [Xphi: $i > $o,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ emptyset )
% 2.61/1.50           => ( Xphi @ Xx ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(quantDeMorgan1_type,type,
% 2.61/1.50      quantDeMorgan1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(quantDeMorgan1,definition,
% 2.61/1.50      ( quantDeMorgan1
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.50            ( ~ ! [Xx: $i] :
% 2.61/1.50                  ( ( in @ Xx @ A )
% 2.61/1.50                 => ( Xphi @ Xx ) )
% 2.61/1.50           => ? [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(quantDeMorgan2_type,type,
% 2.61/1.50      quantDeMorgan2: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(quantDeMorgan2,definition,
% 2.61/1.50      ( quantDeMorgan2
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.50            ( ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50               => ~ ( Xphi @ Xx ) )
% 2.61/1.50           => ~ ? [Xx: $i] :
% 2.61/1.50                  ( ( in @ Xx @ A )
% 2.61/1.50                  & ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(quantDeMorgan3_type,type,
% 2.61/1.50      quantDeMorgan3: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(quantDeMorgan3,definition,
% 2.61/1.50      ( quantDeMorgan3
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.50            ( ~ ? [Xx: $i] :
% 2.61/1.50                  ( ( in @ Xx @ A )
% 2.61/1.50                  & ( Xphi @ Xx ) )
% 2.61/1.50           => ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(quantDeMorgan4_type,type,
% 2.61/1.50      quantDeMorgan4: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(quantDeMorgan4,definition,
% 2.61/1.50      ( quantDeMorgan4
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.50            ( ? [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50                & ~ ( Xphi @ Xx ) )
% 2.61/1.50           => ~ ! [Xx: $i] :
% 2.61/1.50                  ( ( in @ Xx @ A )
% 2.61/1.50                 => ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(prop2setI_type,type,
% 2.61/1.50      prop2setI: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(prop2setI,definition,
% 2.61/1.50      ( prop2setI
% 2.61/1.50      = ( ! [Xphi: $o] :
% 2.61/1.50            ( Xphi
% 2.61/1.50           => ( in @ emptyset @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(set2prop_type,type,
% 2.61/1.50      set2prop: $i > $o ).
% 2.61/1.50  
% 2.61/1.50  thf(prop2set2propI_type,type,
% 2.61/1.50      prop2set2propI: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(prop2set2propI,definition,
% 2.61/1.50      ( prop2set2propI
% 2.61/1.50      = ( ! [Xphi: $o] :
% 2.61/1.50            ( Xphi
% 2.61/1.50           => ( set2prop @ ( prop2set @ Xphi ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(notdexE_type,type,
% 2.61/1.50      notdexE: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(notdexE,definition,
% 2.61/1.50      ( notdexE
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.50            ( ~ ? [Xx: $i] :
% 2.61/1.50                  ( ( in @ Xx @ A )
% 2.61/1.50                  & ( Xphi @ Xx ) )
% 2.61/1.50           => ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50               => ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(notdallE_type,type,
% 2.61/1.50      notdallE: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(notdallE,definition,
% 2.61/1.50      ( notdallE
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.50            ( ~ ! [Xx: $i] :
% 2.61/1.50                  ( ( in @ Xx @ A )
% 2.61/1.50                 => ( Xphi @ Xx ) )
% 2.61/1.50           => ? [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50                & ~ ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(exuI1_type,type,
% 2.61/1.50      exuI1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exuI1,definition,
% 2.61/1.50      ( exuI1
% 2.61/1.50      = ( ! [Xphi: $i > $o] :
% 2.61/1.50            ( ? [Xx: $i] :
% 2.61/1.50                ( ( Xphi @ Xx )
% 2.61/1.50                & ! [Xy: $i] :
% 2.61/1.50                    ( ( Xphi @ Xy )
% 2.61/1.50                   => ( Xx = Xy ) ) )
% 2.61/1.50           => ( exu
% 2.61/1.50              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(exuI3_type,type,
% 2.61/1.50      exuI3: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exuI3,definition,
% 2.61/1.50      ( exuI3
% 2.61/1.50      = ( ! [Xphi: $i > $o] :
% 2.61/1.50            ( ? [Xx: $i] : ( Xphi @ Xx )
% 2.61/1.50           => ( ! [Xx: $i,Xy: $i] :
% 2.61/1.50                  ( ( Xphi @ Xx )
% 2.61/1.50                 => ( ( Xphi @ Xy )
% 2.61/1.50                   => ( Xx = Xy ) ) )
% 2.61/1.50             => ( exu
% 2.61/1.50                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(exuI2_type,type,
% 2.61/1.50      exuI2: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exuI2,definition,
% 2.61/1.50      ( exuI2
% 2.61/1.50      = ( ! [Xphi: $i > $o] :
% 2.61/1.50            ( ? [Xx: $i] :
% 2.61/1.50              ! [Xy: $i] :
% 2.61/1.50                ( ( Xphi @ Xy )
% 2.61/1.50              <=> ( Xy = Xx ) )
% 2.61/1.50           => ( exu
% 2.61/1.50              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(inCongP_type,type,
% 2.61/1.50      inCongP: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(inCongP,definition,
% 2.61/1.50      ( inCongP
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( A = B )
% 2.61/1.50           => ! [Xx: $i,Xy: $i] :
% 2.61/1.50                ( ( Xx = Xy )
% 2.61/1.50               => ( ( in @ Xx @ A )
% 2.61/1.50                 => ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(in__Cong_type,type,
% 2.61/1.50      in__Cong: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(in__Cong,definition,
% 2.61/1.50      ( in__Cong
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( A = B )
% 2.61/1.50           => ! [Xx: $i,Xy: $i] :
% 2.61/1.50                ( ( Xx = Xy )
% 2.61/1.50               => ( ( in @ Xx @ A )
% 2.61/1.50                <=> ( in @ Xy @ B ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(exuE3u_type,type,
% 2.61/1.50      exuE3u: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exuE3u,definition,
% 2.61/1.50      ( exuE3u
% 2.61/1.50      = ( ! [Xphi: $i > $o] :
% 2.61/1.50            ( ( exu
% 2.61/1.50              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50           => ! [Xx: $i,Xy: $i] :
% 2.61/1.50                ( ( Xphi @ Xx )
% 2.61/1.50               => ( ( Xphi @ Xy )
% 2.61/1.50                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(exu__Cong_type,type,
% 2.61/1.50      exu__Cong: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exu__Cong,definition,
% 2.61/1.50      ( exu__Cong
% 2.61/1.50      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.61/1.50            ( ! [Xx: $i,Xy: $i] :
% 2.61/1.50                ( ( Xx = Xy )
% 2.61/1.50               => ( ( Xphi @ Xx )
% 2.61/1.50                <=> ( Xpsi @ Xy ) ) )
% 2.61/1.50           => ( ( exu
% 2.61/1.50                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50            <=> ( exu
% 2.61/1.50                @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyset__Cong_type,type,
% 2.61/1.50      emptyset__Cong: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(emptyset__Cong,definition,
% 2.61/1.50      ( emptyset__Cong
% 2.61/1.50      = ( emptyset = emptyset ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoin__Cong_type,type,
% 2.61/1.50      setadjoin__Cong: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoin__Cong,definition,
% 2.61/1.50      ( setadjoin__Cong
% 2.61/1.50      = ( ! [Xx: $i,Xy: $i] :
% 2.61/1.50            ( ( Xx = Xy )
% 2.61/1.50           => ! [Xz: $i,Xu: $i] :
% 2.61/1.50                ( ( Xz = Xu )
% 2.61/1.50               => ( ( setadjoin @ Xx @ Xz )
% 2.61/1.50                  = ( setadjoin @ Xy @ Xu ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(powerset__Cong_type,type,
% 2.61/1.50      powerset__Cong: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(powerset__Cong,definition,
% 2.61/1.50      ( powerset__Cong
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( A = B )
% 2.61/1.50           => ( ( powerset @ A )
% 2.61/1.50              = ( powerset @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setunion__Cong_type,type,
% 2.61/1.50      setunion__Cong: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setunion__Cong,definition,
% 2.61/1.50      ( setunion__Cong
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( A = B )
% 2.61/1.50           => ( ( setunion @ A )
% 2.61/1.50              = ( setunion @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(omega__Cong_type,type,
% 2.61/1.50      omega__Cong: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(omega__Cong,definition,
% 2.61/1.50      ( omega__Cong
% 2.61/1.50      = ( omega = omega ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(exuEu_type,type,
% 2.61/1.50      exuEu: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(exuEu,definition,
% 2.61/1.50      ( exuEu
% 2.61/1.50      = ( ! [Xphi: $i > $o] :
% 2.61/1.50            ( ( exu
% 2.61/1.50              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50           => ! [Xx: $i,Xy: $i] :
% 2.61/1.50                ( ( Xphi @ Xx )
% 2.61/1.50               => ( ( Xphi @ Xy )
% 2.61/1.50                 => ( Xx = Xy ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(descr__Cong_type,type,
% 2.61/1.50      descr__Cong: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(descr__Cong,definition,
% 2.61/1.50      ( descr__Cong
% 2.61/1.50      = ( ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.61/1.50            ( ! [Xx: $i,Xy: $i] :
% 2.61/1.50                ( ( Xx = Xy )
% 2.61/1.50               => ( ( Xphi @ Xx )
% 2.61/1.50                <=> ( Xpsi @ Xy ) ) )
% 2.61/1.50           => ( ( exu
% 2.61/1.50                @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50             => ( ( exu
% 2.61/1.50                  @ ^ [Xx: $i] : ( Xpsi @ Xx ) )
% 2.61/1.50               => ( ( descr
% 2.61/1.50                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50                  = ( descr
% 2.61/1.50                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(dsetconstr__Cong_type,type,
% 2.61/1.50      dsetconstr__Cong: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(dsetconstr__Cong,definition,
% 2.61/1.50      ( dsetconstr__Cong
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( A = B )
% 2.61/1.50           => ! [Xphi: $i > $o,Xpsi: $i > $o] :
% 2.61/1.50                ( ! [Xx: $i] :
% 2.61/1.50                    ( ( in @ Xx @ A )
% 2.61/1.50                   => ! [Xy: $i] :
% 2.61/1.50                        ( ( in @ Xy @ B )
% 2.61/1.50                       => ( ( Xx = Xy )
% 2.61/1.50                         => ( ( Xphi @ Xx )
% 2.61/1.50                          <=> ( Xpsi @ Xy ) ) ) ) )
% 2.61/1.50               => ( ( dsetconstr @ A
% 2.61/1.50                    @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50                  = ( dsetconstr @ B
% 2.61/1.50                    @ ^ [Xx: $i] : ( Xpsi @ Xx ) ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(subset_type,type,
% 2.61/1.50      subset: $i > $i > $o ).
% 2.61/1.50  
% 2.61/1.50  thf(disjoint_type,type,
% 2.61/1.50      disjoint: $i > $i > $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setsmeet_type,type,
% 2.61/1.50      setsmeet: $i > $i > $o ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetI1_type,type,
% 2.61/1.50      subsetI1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetI1,definition,
% 2.61/1.50      ( subsetI1
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50               => ( in @ Xx @ B ) )
% 2.61/1.50           => ( subset @ A @ B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(eqimpsubset2_type,type,
% 2.61/1.50      eqimpsubset2: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(eqimpsubset2,definition,
% 2.61/1.50      ( eqimpsubset2
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( A = B )
% 2.61/1.50           => ( subset @ B @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(eqimpsubset1_type,type,
% 2.61/1.50      eqimpsubset1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(eqimpsubset1,definition,
% 2.61/1.50      ( eqimpsubset1
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( A = B )
% 2.61/1.50           => ( subset @ A @ B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetI2_type,type,
% 2.61/1.50      subsetI2: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetI2,definition,
% 2.61/1.50      ( subsetI2
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ! [Xx: $i] :
% 2.61/1.50                ( ( in @ Xx @ A )
% 2.61/1.50               => ( in @ Xx @ B ) )
% 2.61/1.50           => ( subset @ A @ B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(emptysetsubset_type,type,
% 2.61/1.50      emptysetsubset: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(emptysetsubset,definition,
% 2.61/1.50      ( emptysetsubset
% 2.61/1.50      = ( ! [A: $i] : ( subset @ emptyset @ A ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetE_type,type,
% 2.61/1.50      subsetE: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetE,definition,
% 2.61/1.50      ( subsetE
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( subset @ A @ B )
% 2.61/1.50           => ( ( in @ Xx @ A )
% 2.61/1.50             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetE2_type,type,
% 2.61/1.50      subsetE2: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetE2,definition,
% 2.61/1.50      ( subsetE2
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( subset @ A @ B )
% 2.61/1.50           => ( ~ ( in @ Xx @ B )
% 2.61/1.50             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(notsubsetI_type,type,
% 2.61/1.50      notsubsetI: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(notsubsetI,definition,
% 2.61/1.50      ( notsubsetI
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ A )
% 2.61/1.50           => ( ~ ( in @ Xx @ B )
% 2.61/1.50             => ~ ( subset @ A @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(notequalI1_type,type,
% 2.61/1.50      notequalI1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(notequalI1,definition,
% 2.61/1.50      ( notequalI1
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ~ ( subset @ A @ B )
% 2.61/1.50           => ( A != B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(notequalI2_type,type,
% 2.61/1.50      notequalI2: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(notequalI2,definition,
% 2.61/1.50      ( notequalI2
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ A )
% 2.61/1.50           => ( ~ ( in @ Xx @ B )
% 2.61/1.50             => ( A != B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetRefl_type,type,
% 2.61/1.50      subsetRefl: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetRefl,definition,
% 2.61/1.50      ( subsetRefl
% 2.61/1.50      = ( ! [A: $i] : ( subset @ A @ A ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetTrans_type,type,
% 2.61/1.50      subsetTrans: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetTrans,definition,
% 2.61/1.50      ( subsetTrans
% 2.61/1.50      = ( ! [A: $i,B: $i,C: $i] :
% 2.61/1.50            ( ( subset @ A @ B )
% 2.61/1.50           => ( ( subset @ B @ C )
% 2.61/1.50             => ( subset @ A @ C ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinSub_type,type,
% 2.61/1.50      setadjoinSub: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinSub,definition,
% 2.61/1.50      ( setadjoinSub
% 2.61/1.50      = ( ! [Xx: $i,A: $i] : ( subset @ A @ ( setadjoin @ Xx @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinSub2_type,type,
% 2.61/1.50      setadjoinSub2: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setadjoinSub2,definition,
% 2.61/1.50      ( setadjoinSub2
% 2.61/1.50      = ( ! [A: $i,Xx: $i,B: $i] :
% 2.61/1.50            ( ( subset @ A @ B )
% 2.61/1.50           => ( subset @ A @ ( setadjoin @ Xx @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(subset2powerset_type,type,
% 2.61/1.50      subset2powerset: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(subset2powerset,definition,
% 2.61/1.50      ( subset2powerset
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( subset @ A @ B )
% 2.61/1.50           => ( in @ A @ ( powerset @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setextsub_type,type,
% 2.61/1.50      setextsub: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setextsub,definition,
% 2.61/1.50      ( setextsub
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( subset @ A @ B )
% 2.61/1.50           => ( ( subset @ B @ A )
% 2.61/1.50             => ( A = B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetemptysetimpeq_type,type,
% 2.61/1.50      subsetemptysetimpeq: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(subsetemptysetimpeq,definition,
% 2.61/1.50      ( subsetemptysetimpeq
% 2.61/1.50      = ( ! [A: $i] :
% 2.61/1.50            ( ( subset @ A @ emptyset )
% 2.61/1.50           => ( A = emptyset ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetI1_type,type,
% 2.61/1.50      powersetI1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetI1,definition,
% 2.61/1.50      ( powersetI1
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( subset @ B @ A )
% 2.61/1.50           => ( in @ B @ ( powerset @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetE1_type,type,
% 2.61/1.50      powersetE1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetE1,definition,
% 2.61/1.50      ( powersetE1
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( in @ B @ ( powerset @ A ) )
% 2.61/1.50           => ( subset @ B @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(inPowerset_type,type,
% 2.61/1.50      inPowerset: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(inPowerset,definition,
% 2.61/1.50      ( inPowerset
% 2.61/1.50      = ( ! [A: $i] : ( in @ A @ ( powerset @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetsubset_type,type,
% 2.61/1.50      powersetsubset: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(powersetsubset,definition,
% 2.61/1.50      ( powersetsubset
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( subset @ A @ B )
% 2.61/1.50           => ( subset @ ( powerset @ A ) @ ( powerset @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(sepInPowerset_type,type,
% 2.61/1.50      sepInPowerset: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(sepInPowerset,definition,
% 2.61/1.50      ( sepInPowerset
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.50            ( in
% 2.61/1.50            @ ( dsetconstr @ A
% 2.61/1.50              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50            @ ( powerset @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(sepSubset_type,type,
% 2.61/1.50      sepSubset: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(sepSubset,definition,
% 2.61/1.50      ( sepSubset
% 2.61/1.50      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.50            ( subset
% 2.61/1.50            @ ( dsetconstr @ A
% 2.61/1.50              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.50            @ A ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binunion_type,type,
% 2.61/1.50      binunion: $i > $i > $i ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionIL_type,type,
% 2.61/1.50      binunionIL: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionIL,definition,
% 2.61/1.50      ( binunionIL
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ A )
% 2.61/1.50           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(upairset2IR_type,type,
% 2.61/1.50      upairset2IR: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(upairset2IR,definition,
% 2.61/1.50      ( upairset2IR
% 2.61/1.50      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionIR_type,type,
% 2.61/1.50      binunionIR: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionIR,definition,
% 2.61/1.50      ( binunionIR
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ B )
% 2.61/1.50           => ( in @ Xx @ ( binunion @ A @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionEcases_type,type,
% 2.61/1.50      binunionEcases: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionEcases,definition,
% 2.61/1.50      ( binunionEcases
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i,Xphi: $o] :
% 2.61/1.50            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.61/1.50           => ( ( ( in @ Xx @ A )
% 2.61/1.50               => Xphi )
% 2.61/1.50             => ( ( ( in @ Xx @ B )
% 2.61/1.50                 => Xphi )
% 2.61/1.50               => Xphi ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionE_type,type,
% 2.61/1.50      binunionE: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionE,definition,
% 2.61/1.50      ( binunionE
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ ( binunion @ A @ B ) )
% 2.61/1.50           => ( ( in @ Xx @ A )
% 2.61/1.50              | ( in @ Xx @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionLsub_type,type,
% 2.61/1.50      binunionLsub: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionLsub,definition,
% 2.61/1.50      ( binunionLsub
% 2.61/1.50      = ( ! [A: $i,B: $i] : ( subset @ A @ ( binunion @ A @ B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionRsub_type,type,
% 2.61/1.50      binunionRsub: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binunionRsub,definition,
% 2.61/1.50      ( binunionRsub
% 2.61/1.50      = ( ! [A: $i,B: $i] : ( subset @ B @ ( binunion @ A @ B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersect_type,type,
% 2.61/1.50      binintersect: $i > $i > $i ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectI_type,type,
% 2.61/1.50      binintersectI: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectI,definition,
% 2.61/1.50      ( binintersectI
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ A )
% 2.61/1.50           => ( ( in @ Xx @ B )
% 2.61/1.50             => ( in @ Xx @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectSubset5_type,type,
% 2.61/1.50      binintersectSubset5: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectSubset5,definition,
% 2.61/1.50      ( binintersectSubset5
% 2.61/1.50      = ( ! [A: $i,B: $i,C: $i] :
% 2.61/1.50            ( ( subset @ C @ A )
% 2.61/1.50           => ( ( subset @ C @ B )
% 2.61/1.50             => ( subset @ C @ ( binintersect @ A @ B ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectEL_type,type,
% 2.61/1.50      binintersectEL: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectEL,definition,
% 2.61/1.50      ( binintersectEL
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.61/1.50           => ( in @ Xx @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectLsub_type,type,
% 2.61/1.50      binintersectLsub: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectLsub,definition,
% 2.61/1.50      ( binintersectLsub
% 2.61/1.50      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ A ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectSubset2_type,type,
% 2.61/1.50      binintersectSubset2: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectSubset2,definition,
% 2.61/1.50      ( binintersectSubset2
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( subset @ A @ B )
% 2.61/1.50           => ( ( binintersect @ A @ B )
% 2.61/1.50              = A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectSubset3_type,type,
% 2.61/1.50      binintersectSubset3: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectSubset3,definition,
% 2.61/1.50      ( binintersectSubset3
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( ( binintersect @ A @ B )
% 2.61/1.50              = B )
% 2.61/1.50           => ( subset @ B @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectER_type,type,
% 2.61/1.50      binintersectER: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectER,definition,
% 2.61/1.50      ( binintersectER
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ ( binintersect @ A @ B ) )
% 2.61/1.50           => ( in @ Xx @ B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(disjointsetsI1_type,type,
% 2.61/1.50      disjointsetsI1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(disjointsetsI1,definition,
% 2.61/1.50      ( disjointsetsI1
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ~ ? [Xx: $i] :
% 2.61/1.50                  ( ( in @ Xx @ A )
% 2.61/1.50                  & ( in @ Xx @ B ) )
% 2.61/1.50           => ( ( binintersect @ A @ B )
% 2.61/1.50              = emptyset ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectRsub_type,type,
% 2.61/1.50      binintersectRsub: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectRsub,definition,
% 2.61/1.50      ( binintersectRsub
% 2.61/1.50      = ( ! [A: $i,B: $i] : ( subset @ ( binintersect @ A @ B ) @ B ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectSubset4_type,type,
% 2.61/1.50      binintersectSubset4: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectSubset4,definition,
% 2.61/1.50      ( binintersectSubset4
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( subset @ B @ A )
% 2.61/1.50           => ( ( binintersect @ A @ B )
% 2.61/1.50              = B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectSubset1_type,type,
% 2.61/1.50      binintersectSubset1: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(binintersectSubset1,definition,
% 2.61/1.50      ( binintersectSubset1
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( ( binintersect @ A @ B )
% 2.61/1.50              = A )
% 2.61/1.50           => ( subset @ A @ B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(bs114d_type,type,
% 2.61/1.50      bs114d: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(bs114d,definition,
% 2.61/1.50      ( bs114d
% 2.61/1.50      = ( ! [A: $i,B: $i,C: $i] :
% 2.61/1.50            ( ( binintersect @ A @ ( binunion @ B @ C ) )
% 2.61/1.50            = ( binunion @ ( binintersect @ A @ B ) @ ( binintersect @ A @ C ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(regular_type,type,
% 2.61/1.50      regular: $i > $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setminus_type,type,
% 2.61/1.50      setminus: $i > $i > $i ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusI_type,type,
% 2.61/1.50      setminusI: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusI,definition,
% 2.61/1.50      ( setminusI
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ A )
% 2.61/1.50           => ( ~ ( in @ Xx @ B )
% 2.61/1.50             => ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusEL_type,type,
% 2.61/1.50      setminusEL: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusEL,definition,
% 2.61/1.50      ( setminusEL
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.61/1.50           => ( in @ Xx @ A ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusER_type,type,
% 2.61/1.50      setminusER: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusER,definition,
% 2.61/1.50      ( setminusER
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ ( setminus @ A @ B ) )
% 2.61/1.50           => ~ ( in @ Xx @ B ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusSubset2_type,type,
% 2.61/1.50      setminusSubset2: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusSubset2,definition,
% 2.61/1.50      ( setminusSubset2
% 2.61/1.50      = ( ! [A: $i,B: $i] :
% 2.61/1.50            ( ( subset @ A @ B )
% 2.61/1.50           => ( ( setminus @ A @ B )
% 2.61/1.50              = emptyset ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusERneg_type,type,
% 2.61/1.50      setminusERneg: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusERneg,definition,
% 2.61/1.50      ( setminusERneg
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.61/1.50           => ( ( in @ Xx @ A )
% 2.61/1.50             => ( in @ Xx @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusELneg_type,type,
% 2.61/1.50      setminusELneg: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusELneg,definition,
% 2.61/1.50      ( setminusELneg
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ~ ( in @ Xx @ ( setminus @ A @ B ) )
% 2.61/1.50           => ( ~ ( in @ Xx @ B )
% 2.61/1.50             => ~ ( in @ Xx @ A ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusILneg_type,type,
% 2.61/1.50      setminusILneg: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusILneg,definition,
% 2.61/1.50      ( setminusILneg
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ~ ( in @ Xx @ A )
% 2.61/1.50           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusIRneg_type,type,
% 2.61/1.50      setminusIRneg: $o ).
% 2.61/1.50  
% 2.61/1.50  thf(setminusIRneg,definition,
% 2.61/1.50      ( setminusIRneg
% 2.61/1.50      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.50            ( ( in @ Xx @ B )
% 2.61/1.50           => ~ ( in @ Xx @ ( setminus @ A @ B ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setminusLsub_type,type,
% 2.61/1.51      setminusLsub: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setminusLsub,definition,
% 2.61/1.51      ( setminusLsub
% 2.61/1.51      = ( ! [A: $i,B: $i] : ( subset @ ( setminus @ A @ B ) @ A ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setminusSubset1_type,type,
% 2.61/1.51      setminusSubset1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setminusSubset1,definition,
% 2.61/1.51      ( setminusSubset1
% 2.61/1.51      = ( ! [A: $i,B: $i] :
% 2.61/1.51            ( ( ( setminus @ A @ B )
% 2.61/1.51              = emptyset )
% 2.61/1.51           => ( subset @ A @ B ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiff_type,type,
% 2.61/1.51      symdiff: $i > $i > $i ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiffE_type,type,
% 2.61/1.51      symdiffE: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiffE,definition,
% 2.61/1.51      ( symdiffE
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ ( symdiff @ A @ B ) )
% 2.61/1.51           => ! [Xphi: $o] :
% 2.61/1.51                ( ( ( in @ Xx @ A )
% 2.61/1.51                 => ( ~ ( in @ Xx @ B )
% 2.61/1.51                   => Xphi ) )
% 2.61/1.51               => ( ( ~ ( in @ Xx @ A )
% 2.61/1.51                   => ( ( in @ Xx @ B )
% 2.61/1.51                     => Xphi ) )
% 2.61/1.51                 => Xphi ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiffI1_type,type,
% 2.61/1.51      symdiffI1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiffI1,definition,
% 2.61/1.51      ( symdiffI1
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ( ~ ( in @ Xx @ B )
% 2.61/1.51             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiffI2_type,type,
% 2.61/1.51      symdiffI2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiffI2,definition,
% 2.61/1.51      ( symdiffI2
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ~ ( in @ Xx @ A )
% 2.61/1.51           => ( ( in @ Xx @ B )
% 2.61/1.51             => ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiffIneg1_type,type,
% 2.61/1.51      symdiffIneg1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiffIneg1,definition,
% 2.61/1.51      ( symdiffIneg1
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ( ( in @ Xx @ B )
% 2.61/1.51             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiffIneg2_type,type,
% 2.61/1.51      symdiffIneg2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(symdiffIneg2,definition,
% 2.61/1.51      ( symdiffIneg2
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ~ ( in @ Xx @ A )
% 2.61/1.51           => ( ~ ( in @ Xx @ B )
% 2.61/1.51             => ~ ( in @ Xx @ ( symdiff @ A @ B ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(iskpair_type,type,
% 2.61/1.51      iskpair: $i > $o ).
% 2.61/1.51  
% 2.61/1.51  thf(secondinupair_type,type,
% 2.61/1.51      secondinupair: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(secondinupair,definition,
% 2.61/1.51      ( secondinupair
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairIL_type,type,
% 2.61/1.51      setukpairIL: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairIL,definition,
% 2.61/1.51      ( setukpairIL
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairIR_type,type,
% 2.61/1.51      setukpairIR: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairIR,definition,
% 2.61/1.51      ( setukpairIR
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i] : ( in @ Xy @ ( setunion @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(kpairiskpair_type,type,
% 2.61/1.51      kpairiskpair: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(kpairiskpair,definition,
% 2.61/1.51      ( kpairiskpair
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(kpair_type,type,
% 2.61/1.51      kpair: $i > $i > $i ).
% 2.61/1.51  
% 2.61/1.51  thf(kpairp_type,type,
% 2.61/1.51      kpairp: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(kpairp,definition,
% 2.61/1.51      ( kpairp
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i] : ( iskpair @ ( kpair @ Xx @ Xy ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprod_type,type,
% 2.61/1.51      cartprod: $i > $i > $i ).
% 2.61/1.51  
% 2.61/1.51  thf(singletonsubset_type,type,
% 2.61/1.51      singletonsubset: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(singletonsubset,definition,
% 2.61/1.51      ( singletonsubset
% 2.61/1.51      = ( ! [A: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ( subset @ ( setadjoin @ Xx @ emptyset ) @ A ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(singletoninpowerset_type,type,
% 2.61/1.51      singletoninpowerset: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(singletoninpowerset,definition,
% 2.61/1.51      ( singletoninpowerset
% 2.61/1.51      = ( ! [A: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ A ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(singletoninpowunion_type,type,
% 2.61/1.51      singletoninpowunion: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(singletoninpowunion,definition,
% 2.61/1.51      ( singletoninpowunion
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ( in @ ( setadjoin @ Xx @ emptyset ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(upairset2E_type,type,
% 2.61/1.51      upairset2E: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(upairset2E,definition,
% 2.61/1.51      ( upairset2E
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.61/1.51            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
% 2.61/1.51           => ( ( Xz = Xx )
% 2.61/1.51              | ( Xz = Xy ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(upairsubunion_type,type,
% 2.61/1.51      upairsubunion: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(upairsubunion,definition,
% 2.61/1.51      ( upairsubunion
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( subset @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( binunion @ A @ B ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(upairinpowunion_type,type,
% 2.61/1.51      upairinpowunion: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(upairinpowunion,definition,
% 2.61/1.51      ( upairinpowunion
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( in @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ubforcartprodlem1_type,type,
% 2.61/1.51      ubforcartprodlem1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ubforcartprodlem1,definition,
% 2.61/1.51      ( ubforcartprodlem1
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( subset @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ubforcartprodlem2_type,type,
% 2.61/1.51      ubforcartprodlem2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ubforcartprodlem2,definition,
% 2.61/1.51      ( ubforcartprodlem2
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( in @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ubforcartprodlem3_type,type,
% 2.61/1.51      ubforcartprodlem3: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ubforcartprodlem3,definition,
% 2.61/1.51      ( ubforcartprodlem3
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( in @ ( kpair @ Xx @ Xy ) @ ( powerset @ ( powerset @ ( binunion @ A @ B ) ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodpairin_type,type,
% 2.61/1.51      cartprodpairin: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodpairin,definition,
% 2.61/1.51      ( cartprodpairin
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodmempair1_type,type,
% 2.61/1.51      cartprodmempair1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodmempair1,definition,
% 2.61/1.51      ( cartprodmempair1
% 2.61/1.51      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.61/1.51            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.61/1.51           => ? [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51                & ? [Xy: $i] :
% 2.61/1.51                    ( ( in @ Xy @ B )
% 2.61/1.51                    & ( Xu
% 2.61/1.51                      = ( kpair @ Xx @ Xy ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodmempair_type,type,
% 2.61/1.51      cartprodmempair: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodmempair,definition,
% 2.61/1.51      ( cartprodmempair
% 2.61/1.51      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.61/1.51            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.61/1.51           => ( iskpair @ Xu ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setunionE2_type,type,
% 2.61/1.51      setunionE2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setunionE2,definition,
% 2.61/1.51      ( setunionE2
% 2.61/1.51      = ( ! [A: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ ( setunion @ A ) )
% 2.61/1.51           => ? [X: $i] :
% 2.61/1.51                ( ( in @ X @ A )
% 2.61/1.51                & ( in @ Xx @ X ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setunionsingleton1_type,type,
% 2.61/1.51      setunionsingleton1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setunionsingleton1,definition,
% 2.61/1.51      ( setunionsingleton1
% 2.61/1.51      = ( ! [A: $i] : ( subset @ ( setunion @ ( setadjoin @ A @ emptyset ) ) @ A ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setunionsingleton2_type,type,
% 2.61/1.51      setunionsingleton2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setunionsingleton2,definition,
% 2.61/1.51      ( setunionsingleton2
% 2.61/1.51      = ( ! [A: $i] : ( subset @ A @ ( setunion @ ( setadjoin @ A @ emptyset ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setunionsingleton_type,type,
% 2.61/1.51      setunionsingleton: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setunionsingleton,definition,
% 2.61/1.51      ( setunionsingleton
% 2.61/1.51      = ( ! [Xx: $i] :
% 2.61/1.51            ( ( setunion @ ( setadjoin @ Xx @ emptyset ) )
% 2.61/1.51            = Xx ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(singleton_type,type,
% 2.61/1.51      singleton: $i > $o ).
% 2.61/1.51  
% 2.61/1.51  thf(singleton,definition,
% 2.61/1.51      ( singleton
% 2.61/1.51      = ( ^ [A: $i] :
% 2.61/1.51          ? [Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51            & ( A
% 2.61/1.51              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(singletonprop_type,type,
% 2.61/1.51      singletonprop: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(singletonprop,definition,
% 2.61/1.51      ( singletonprop
% 2.61/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.51            ( ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ! [Xy: $i] :
% 2.61/1.51                    ( ( in @ Xy @ A )
% 2.61/1.51                   => ( ( Xphi @ Xx )
% 2.61/1.51                     => ( ( Xphi @ Xy )
% 2.61/1.51                       => ( Xx = Xy ) ) ) ) )
% 2.61/1.51           => ( ? [Xx: $i] :
% 2.61/1.51                  ( ( in @ Xx @ A )
% 2.61/1.51                  & ( Xphi @ Xx ) )
% 2.61/1.51             => ( singleton
% 2.61/1.51                @ ( dsetconstr @ A
% 2.61/1.51                  @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ex1_type,type,
% 2.61/1.51      ex1: $i > ( $i > $o ) > $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ex1,definition,
% 2.61/1.51      ( ex1
% 2.61/1.51      = ( ^ [A: $i,Xphi: $i > $o] :
% 2.61/1.51            ( singleton
% 2.61/1.51            @ ( dsetconstr @ A
% 2.61/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ex1E1_type,type,
% 2.61/1.51      ex1E1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ex1E1,definition,
% 2.61/1.51      ( ex1E1
% 2.61/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.51            ( ( ex1 @ A
% 2.61/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.51           => ? [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51                & ( Xphi @ Xx ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ex1I_type,type,
% 2.61/1.51      ex1I: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ex1I,definition,
% 2.61/1.51      ( ex1I
% 2.61/1.51      = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ( ( Xphi @ Xx )
% 2.61/1.51             => ( ! [Xy: $i] :
% 2.61/1.51                    ( ( in @ Xy @ A )
% 2.61/1.51                   => ( ( Xphi @ Xy )
% 2.61/1.51                     => ( Xy = Xx ) ) )
% 2.61/1.51               => ( ex1 @ A
% 2.61/1.51                  @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ex1I2_type,type,
% 2.61/1.51      ex1I2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ex1I2,definition,
% 2.61/1.51      ( ex1I2
% 2.61/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.51            ( ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ! [Xy: $i] :
% 2.61/1.51                    ( ( in @ Xy @ A )
% 2.61/1.51                   => ( ( Xphi @ Xx )
% 2.61/1.51                     => ( ( Xphi @ Xy )
% 2.61/1.51                       => ( Xx = Xy ) ) ) ) )
% 2.61/1.51           => ( ? [Xx: $i] :
% 2.61/1.51                  ( ( in @ Xx @ A )
% 2.61/1.51                  & ( Xphi @ Xx ) )
% 2.61/1.51             => ( ex1 @ A
% 2.61/1.51                @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(singletonsuniq_type,type,
% 2.61/1.51      singletonsuniq: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(singletonsuniq,definition,
% 2.61/1.51      ( singletonsuniq
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.61/1.51            ( ( ( setadjoin @ Xx @ emptyset )
% 2.61/1.51              = ( setadjoin @ Xy @ emptyset ) )
% 2.61/1.51           => ( Xx = Xy ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(atmost1p_type,type,
% 2.61/1.51      atmost1p: $i > $o ).
% 2.61/1.51  
% 2.61/1.51  thf(atleast2p_type,type,
% 2.61/1.51      atleast2p: $i > $o ).
% 2.61/1.51  
% 2.61/1.51  thf(atmost2p_type,type,
% 2.61/1.51      atmost2p: $i > $o ).
% 2.61/1.51  
% 2.61/1.51  thf(upairsetp_type,type,
% 2.61/1.51      upairsetp: $i > $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjL1_type,type,
% 2.61/1.51      setukpairinjL1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjL1,definition,
% 2.61/1.51      ( setukpairinjL1
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.61/1.51            ( ( in @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) )
% 2.61/1.51           => ( Xx = Xz ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(kfstsingleton_type,type,
% 2.61/1.51      kfstsingleton: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(kfstsingleton,definition,
% 2.61/1.51      ( kfstsingleton
% 2.61/1.51      = ( ! [Xu: $i] :
% 2.61/1.51            ( ( iskpair @ Xu )
% 2.61/1.51           => ( singleton
% 2.61/1.51              @ ( dsetconstr @ ( setunion @ Xu )
% 2.61/1.51                @ ^ [Xx: $i] : ( in @ ( setadjoin @ Xx @ emptyset ) @ Xu ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(theprop_type,type,
% 2.61/1.51      theprop: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(theprop,definition,
% 2.61/1.51      ( theprop
% 2.61/1.51      = ( ! [X: $i] :
% 2.61/1.51            ( ( singleton @ X )
% 2.61/1.51           => ( in @ ( setunion @ X ) @ X ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(kfst_type,type,
% 2.61/1.51      kfst: $i > $i ).
% 2.61/1.51  
% 2.61/1.51  thf(kfstpairEq_type,type,
% 2.61/1.51      kfstpairEq: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(kfstpairEq,definition,
% 2.61/1.51      ( kfstpairEq
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.61/1.51            ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.61/1.51            = Xx ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodfstin_type,type,
% 2.61/1.51      cartprodfstin: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodfstin,definition,
% 2.61/1.51      ( cartprodfstin
% 2.61/1.51      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.61/1.51            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.61/1.51           => ( in @ ( kfst @ Xu ) @ A ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjL2_type,type,
% 2.61/1.51      setukpairinjL2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjL2,definition,
% 2.61/1.51      ( setukpairinjL2
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.61/1.51            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.61/1.51              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.61/1.51           => ( Xx = Xz ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjL_type,type,
% 2.61/1.51      setukpairinjL: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjL,definition,
% 2.61/1.51      ( setukpairinjL
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.61/1.51            ( ( ( kpair @ Xx @ Xy )
% 2.61/1.51              = ( kpair @ Xz @ Xu ) )
% 2.61/1.51           => ( Xx = Xz ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjR11_type,type,
% 2.61/1.51      setukpairinjR11: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjR11,definition,
% 2.61/1.51      ( setukpairinjR11
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.61/1.51            ( ( Xx = Xy )
% 2.61/1.51           => ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.61/1.51              = ( setadjoin @ Xx @ emptyset ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjR12_type,type,
% 2.61/1.51      setukpairinjR12: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjR12,definition,
% 2.61/1.51      ( setukpairinjR12
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.61/1.51            ( ( Xx = Xy )
% 2.61/1.51           => ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.61/1.51              = ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjR1_type,type,
% 2.61/1.51      setukpairinjR1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjR1,definition,
% 2.61/1.51      ( setukpairinjR1
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.61/1.51            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.61/1.51              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.61/1.51           => ( ( Xz = Xu )
% 2.61/1.51             => ( Xy = Xu ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(upairequniteq_type,type,
% 2.61/1.51      upairequniteq: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(upairequniteq,definition,
% 2.61/1.51      ( upairequniteq
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i] :
% 2.61/1.51            ( ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) )
% 2.61/1.51              = ( setadjoin @ Xz @ emptyset ) )
% 2.61/1.51           => ( Xx = Xy ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjR2_type,type,
% 2.61/1.51      setukpairinjR2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjR2,definition,
% 2.61/1.51      ( setukpairinjR2
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.61/1.51            ( ( ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) )
% 2.61/1.51              = ( setadjoin @ ( setadjoin @ Xz @ emptyset ) @ ( setadjoin @ ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) )
% 2.61/1.51           => ( Xy = Xu ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjR_type,type,
% 2.61/1.51      setukpairinjR: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setukpairinjR,definition,
% 2.61/1.51      ( setukpairinjR
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i,Xz: $i,Xu: $i] :
% 2.61/1.51            ( ( ( kpair @ Xx @ Xy )
% 2.61/1.51              = ( kpair @ Xz @ Xu ) )
% 2.61/1.51           => ( Xy = Xu ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ksndsingleton_type,type,
% 2.61/1.51      ksndsingleton: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ksndsingleton,definition,
% 2.61/1.51      ( ksndsingleton
% 2.61/1.51      = ( ! [Xu: $i] :
% 2.61/1.51            ( ( iskpair @ Xu )
% 2.61/1.51           => ( singleton
% 2.61/1.51              @ ( dsetconstr @ ( setunion @ Xu )
% 2.61/1.51                @ ^ [Xx: $i] :
% 2.61/1.51                    ( Xu
% 2.61/1.51                    = ( kpair @ ( kfst @ Xu ) @ Xx ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ksnd_type,type,
% 2.61/1.51      ksnd: $i > $i ).
% 2.61/1.51  
% 2.61/1.51  thf(ksndpairEq_type,type,
% 2.61/1.51      ksndpairEq: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ksndpairEq,definition,
% 2.61/1.51      ( ksndpairEq
% 2.61/1.51      = ( ! [Xx: $i,Xy: $i] :
% 2.61/1.51            ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.61/1.51            = Xy ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(kpairsurjEq_type,type,
% 2.61/1.51      kpairsurjEq: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(kpairsurjEq,definition,
% 2.61/1.51      ( kpairsurjEq
% 2.61/1.51      = ( ! [Xu: $i] :
% 2.61/1.51            ( ( iskpair @ Xu )
% 2.61/1.51           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.61/1.51              = Xu ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodsndin_type,type,
% 2.61/1.51      cartprodsndin: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodsndin,definition,
% 2.61/1.51      ( cartprodsndin
% 2.61/1.51      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.61/1.51            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.61/1.51           => ( in @ ( ksnd @ Xu ) @ B ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodpairmemEL_type,type,
% 2.61/1.51      cartprodpairmemEL: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodpairmemEL,definition,
% 2.61/1.51      ( cartprodpairmemEL
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.61/1.51            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.61/1.51           => ( in @ Xx @ A ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodpairmemER_type,type,
% 2.61/1.51      cartprodpairmemER: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodpairmemER,definition,
% 2.61/1.51      ( cartprodpairmemER
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i,Xy: $i] :
% 2.61/1.51            ( ( in @ ( kpair @ Xx @ Xy ) @ ( cartprod @ A @ B ) )
% 2.61/1.51           => ( in @ Xy @ B ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodmempaircEq_type,type,
% 2.61/1.51      cartprodmempaircEq: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodmempaircEq,definition,
% 2.61/1.51      ( cartprodmempaircEq
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( ( kpair @ Xx @ Xy )
% 2.61/1.51                  = ( kpair @ Xx @ Xy ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodfstpairEq_type,type,
% 2.61/1.51      cartprodfstpairEq: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodfstpairEq,definition,
% 2.61/1.51      ( cartprodfstpairEq
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( ( kfst @ ( kpair @ Xx @ Xy ) )
% 2.61/1.51                  = Xx ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodsndpairEq_type,type,
% 2.61/1.51      cartprodsndpairEq: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodsndpairEq,definition,
% 2.61/1.51      ( cartprodsndpairEq
% 2.61/1.51      = ( ! [A: $i,B: $i,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( ( ksnd @ ( kpair @ Xx @ Xy ) )
% 2.61/1.51                  = Xy ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodpairsurjEq_type,type,
% 2.61/1.51      cartprodpairsurjEq: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(cartprodpairsurjEq,definition,
% 2.61/1.51      ( cartprodpairsurjEq
% 2.61/1.51      = ( ! [A: $i,B: $i,Xu: $i] :
% 2.61/1.51            ( ( in @ Xu @ ( cartprod @ A @ B ) )
% 2.61/1.51           => ( ( kpair @ ( kfst @ Xu ) @ ( ksnd @ Xu ) )
% 2.61/1.51              = Xu ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(breln_type,type,
% 2.61/1.51      breln: $i > $i > $i > $o ).
% 2.61/1.51  
% 2.61/1.51  thf(breln,definition,
% 2.61/1.51      ( breln
% 2.61/1.51      = ( ^ [A: $i,B: $i,C: $i] : ( subset @ C @ ( cartprod @ A @ B ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstr_type,type,
% 2.61/1.51      dpsetconstr: $i > $i > ( $i > $i > $o ) > $i ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrI_type,type,
% 2.61/1.51      dpsetconstrI: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrI,definition,
% 2.61/1.51      ( dpsetconstrI
% 2.61/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( ( Xphi @ Xx @ Xy )
% 2.61/1.51                 => ( in @ ( kpair @ Xx @ Xy )
% 2.61/1.51                    @ ( dpsetconstr @ A @ B
% 2.61/1.51                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrSub_type,type,
% 2.61/1.51      dpsetconstrSub: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrSub,definition,
% 2.61/1.51      ( dpsetconstrSub
% 2.61/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.61/1.51            ( subset
% 2.61/1.51            @ ( dpsetconstr @ A @ B
% 2.61/1.51              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) )
% 2.61/1.51            @ ( cartprod @ A @ B ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(setOfPairsIsBReln_type,type,
% 2.61/1.51      setOfPairsIsBReln: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(setOfPairsIsBReln,definition,
% 2.61/1.51      ( setOfPairsIsBReln
% 2.61/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o] :
% 2.61/1.51            ( breln @ A @ B
% 2.61/1.51            @ ( dpsetconstr @ A @ B
% 2.61/1.51              @ ^ [Xx: $i,Xy: $i] : ( Xphi @ Xx @ Xy ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrERa_type,type,
% 2.61/1.51      dpsetconstrERa: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrERa,definition,
% 2.61/1.51      ( dpsetconstrERa
% 2.61/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ B )
% 2.61/1.51               => ( ( in @ ( kpair @ Xx @ Xy )
% 2.61/1.51                    @ ( dpsetconstr @ A @ B
% 2.61/1.51                      @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.61/1.51                 => ( Xphi @ Xx @ Xy ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrEL1_type,type,
% 2.61/1.51      dpsetconstrEL1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrEL1,definition,
% 2.61/1.51      ( dpsetconstrEL1
% 2.61/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.61/1.51            ( ( in @ ( kpair @ Xx @ Xy )
% 2.61/1.51              @ ( dpsetconstr @ A @ B
% 2.61/1.51                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.61/1.51           => ( in @ Xx @ A ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrEL2_type,type,
% 2.61/1.51      dpsetconstrEL2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrEL2,definition,
% 2.61/1.51      ( dpsetconstrEL2
% 2.61/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.61/1.51            ( ( in @ ( kpair @ Xx @ Xy )
% 2.61/1.51              @ ( dpsetconstr @ A @ B
% 2.61/1.51                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.61/1.51           => ( in @ Xy @ B ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrER_type,type,
% 2.61/1.51      dpsetconstrER: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(dpsetconstrER,definition,
% 2.61/1.51      ( dpsetconstrER
% 2.61/1.51      = ( ! [A: $i,B: $i,Xphi: $i > $i > $o,Xx: $i,Xy: $i] :
% 2.61/1.51            ( ( in @ ( kpair @ Xx @ Xy )
% 2.61/1.51              @ ( dpsetconstr @ A @ B
% 2.61/1.51                @ ^ [Xz: $i,Xu: $i] : ( Xphi @ Xz @ Xu ) ) )
% 2.61/1.51           => ( Xphi @ Xx @ Xy ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(func_type,type,
% 2.61/1.51      func: $i > $i > $i > $o ).
% 2.61/1.51  
% 2.61/1.51  thf(funcSet_type,type,
% 2.61/1.51      funcSet: $i > $i > $i ).
% 2.61/1.51  
% 2.61/1.51  thf(funcImageSingleton_type,type,
% 2.61/1.51      funcImageSingleton: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(funcImageSingleton,definition,
% 2.61/1.51      ( funcImageSingleton
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( func @ A @ B @ Xf )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( singleton
% 2.61/1.51                  @ ( dsetconstr @ B
% 2.61/1.51                    @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(apProp_type,type,
% 2.61/1.51      apProp: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(apProp,definition,
% 2.61/1.51      ( apProp
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( func @ A @ B @ Xf )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in
% 2.61/1.51                  @ ( setunion
% 2.61/1.51                    @ ( dsetconstr @ B
% 2.61/1.51                      @ ^ [Xy: $i] : ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) )
% 2.61/1.51                  @ B ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ap_type,type,
% 2.61/1.51      ap: $i > $i > $i > $i > $i ).
% 2.61/1.51  
% 2.61/1.51  thf(app_type,type,
% 2.61/1.51      app: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(app,definition,
% 2.61/1.51      ( app
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( func @ A @ B @ Xf )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(infuncsetfunc_type,type,
% 2.61/1.51      infuncsetfunc: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(infuncsetfunc,definition,
% 2.61/1.51      ( infuncsetfunc
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.61/1.51           => ( func @ A @ B @ Xf ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ap2p_type,type,
% 2.61/1.51      ap2p: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ap2p,definition,
% 2.61/1.51      ( ap2p
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in @ ( ap @ A @ B @ Xf @ Xx ) @ B ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(funcinfuncset_type,type,
% 2.61/1.51      funcinfuncset: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(funcinfuncset,definition,
% 2.61/1.51      ( funcinfuncset
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( func @ A @ B @ Xf )
% 2.61/1.51           => ( in @ Xf @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(lamProp_type,type,
% 2.61/1.51      lamProp: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(lamProp,definition,
% 2.61/1.51      ( lamProp
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.61/1.51            ( ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.61/1.51           => ( func @ A @ B
% 2.61/1.51              @ ( dpsetconstr @ A @ B
% 2.61/1.51                @ ^ [Xx: $i,Xy: $i] :
% 2.61/1.51                    ( ( Xf @ Xx )
% 2.61/1.51                    = Xy ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(lam_type,type,
% 2.61/1.51      lam: $i > $i > ( $i > $i ) > $i ).
% 2.61/1.51  
% 2.61/1.51  thf(lamp_type,type,
% 2.61/1.51      lamp: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(lamp,definition,
% 2.61/1.51      ( lamp
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.61/1.51            ( ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.61/1.51           => ( func @ A @ B
% 2.61/1.51              @ ( lam @ A @ B
% 2.61/1.51                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(lam2p_type,type,
% 2.61/1.51      lam2p: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(lam2p,definition,
% 2.61/1.51      ( lam2p
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.61/1.51            ( ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.61/1.51           => ( in
% 2.61/1.51              @ ( lam @ A @ B
% 2.61/1.51                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.61/1.51              @ ( funcSet @ A @ B ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(brelnall1_type,type,
% 2.61/1.51      brelnall1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(brelnall1,definition,
% 2.61/1.51      ( brelnall1
% 2.61/1.51      = ( ! [A: $i,B: $i,R: $i] :
% 2.61/1.51            ( ( breln @ A @ B @ R )
% 2.61/1.51           => ! [Xphi: $i > $o] :
% 2.61/1.51                ( ! [Xx: $i] :
% 2.61/1.51                    ( ( in @ Xx @ A )
% 2.61/1.51                   => ! [Xy: $i] :
% 2.61/1.51                        ( ( in @ Xy @ B )
% 2.61/1.51                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.61/1.51                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.61/1.51               => ! [Xx: $i] :
% 2.61/1.51                    ( ( in @ Xx @ R )
% 2.61/1.51                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(brelnall2_type,type,
% 2.61/1.51      brelnall2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(brelnall2,definition,
% 2.61/1.51      ( brelnall2
% 2.61/1.51      = ( ! [A: $i,B: $i,R: $i] :
% 2.61/1.51            ( ( breln @ A @ B @ R )
% 2.61/1.51           => ! [Xphi: $i > $o] :
% 2.61/1.51                ( ! [Xx: $i] :
% 2.61/1.51                    ( ( in @ Xx @ A )
% 2.61/1.51                   => ! [Xy: $i] :
% 2.61/1.51                        ( ( in @ Xy @ B )
% 2.61/1.51                       => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.61/1.51                         => ( Xphi @ ( kpair @ Xx @ Xy ) ) ) ) )
% 2.61/1.51               => ! [Xx: $i] :
% 2.61/1.51                    ( ( in @ Xx @ R )
% 2.61/1.51                   => ( Xphi @ Xx ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ex1E2_type,type,
% 2.61/1.51      ex1E2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ex1E2,definition,
% 2.61/1.51      ( ex1E2
% 2.61/1.51      = ( ! [A: $i,Xphi: $i > $o] :
% 2.61/1.51            ( ( ex1 @ A
% 2.61/1.51              @ ^ [Xx: $i] : ( Xphi @ Xx ) )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ! [Xy: $i] :
% 2.61/1.51                    ( ( in @ Xy @ A )
% 2.61/1.51                   => ( ( Xphi @ Xx )
% 2.61/1.51                     => ( ( Xphi @ Xy )
% 2.61/1.51                       => ( Xx = Xy ) ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(funcGraphProp1_type,type,
% 2.61/1.51      funcGraphProp1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(funcGraphProp1,definition,
% 2.61/1.51      ( funcGraphProp1
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( func @ A @ B @ Xf )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(funcGraphProp3_type,type,
% 2.61/1.51      funcGraphProp3: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(funcGraphProp3,definition,
% 2.61/1.51      ( funcGraphProp3
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in @ ( kpair @ Xx @ ( ap @ A @ B @ Xf @ Xx ) ) @ Xf ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(funcGraphProp2_type,type,
% 2.61/1.51      funcGraphProp2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(funcGraphProp2,definition,
% 2.61/1.51      ( funcGraphProp2
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( func @ A @ B @ Xf )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ! [Xy: $i] :
% 2.61/1.51                    ( ( in @ Xy @ B )
% 2.61/1.51                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.61/1.51                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.61/1.51                        = Xy ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(funcextLem_type,type,
% 2.61/1.51      funcextLem: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(funcextLem,definition,
% 2.61/1.51      ( funcextLem
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( func @ A @ B @ Xf )
% 2.61/1.51           => ! [Xg: $i] :
% 2.61/1.51                ( ( func @ A @ B @ Xg )
% 2.61/1.51               => ( ! [Xx: $i] :
% 2.61/1.51                      ( ( in @ Xx @ A )
% 2.61/1.51                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.61/1.51                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.61/1.51                 => ! [Xx: $i] :
% 2.61/1.51                      ( ( in @ Xx @ A )
% 2.61/1.51                     => ! [Xy: $i] :
% 2.61/1.51                          ( ( in @ Xy @ B )
% 2.61/1.51                         => ( ( in @ ( kpair @ Xx @ Xy ) @ Xg )
% 2.61/1.51                           => ( in @ ( kpair @ Xx @ Xy ) @ Xf ) ) ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(funcGraphProp4_type,type,
% 2.61/1.51      funcGraphProp4: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(funcGraphProp4,definition,
% 2.61/1.51      ( funcGraphProp4
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ! [Xy: $i] :
% 2.61/1.51                    ( ( in @ Xy @ B )
% 2.61/1.51                   => ( ( in @ ( kpair @ Xx @ Xy ) @ Xf )
% 2.61/1.51                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.61/1.51                        = Xy ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(subbreln_type,type,
% 2.61/1.51      subbreln: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(subbreln,definition,
% 2.61/1.51      ( subbreln
% 2.61/1.51      = ( ! [A: $i,B: $i,R: $i] :
% 2.61/1.51            ( ( breln @ A @ B @ R )
% 2.61/1.51           => ! [S: $i] :
% 2.61/1.51                ( ( breln @ A @ B @ S )
% 2.61/1.51               => ( ! [Xx: $i] :
% 2.61/1.51                      ( ( in @ Xx @ A )
% 2.61/1.51                     => ! [Xy: $i] :
% 2.61/1.51                          ( ( in @ Xy @ B )
% 2.61/1.51                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.61/1.51                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.61/1.51                 => ( subset @ R @ S ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(eqbreln_type,type,
% 2.61/1.51      eqbreln: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(eqbreln,definition,
% 2.61/1.51      ( eqbreln
% 2.61/1.51      = ( ! [A: $i,B: $i,R: $i] :
% 2.61/1.51            ( ( breln @ A @ B @ R )
% 2.61/1.51           => ! [S: $i] :
% 2.61/1.51                ( ( breln @ A @ B @ S )
% 2.61/1.51               => ( ! [Xx: $i] :
% 2.61/1.51                      ( ( in @ Xx @ A )
% 2.61/1.51                     => ! [Xy: $i] :
% 2.61/1.51                          ( ( in @ Xy @ B )
% 2.61/1.51                         => ( ( in @ ( kpair @ Xx @ Xy ) @ R )
% 2.61/1.51                           => ( in @ ( kpair @ Xx @ Xy ) @ S ) ) ) )
% 2.61/1.51                 => ( ! [Xx: $i] :
% 2.61/1.51                        ( ( in @ Xx @ A )
% 2.61/1.51                       => ! [Xy: $i] :
% 2.61/1.51                            ( ( in @ Xy @ B )
% 2.61/1.51                           => ( ( in @ ( kpair @ Xx @ Xy ) @ S )
% 2.61/1.51                             => ( in @ ( kpair @ Xx @ Xy ) @ R ) ) ) )
% 2.61/1.51                   => ( R = S ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(funcext_type,type,
% 2.61/1.51      funcext: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(funcext,definition,
% 2.61/1.51      ( funcext
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( func @ A @ B @ Xf )
% 2.61/1.51           => ! [Xg: $i] :
% 2.61/1.51                ( ( func @ A @ B @ Xg )
% 2.61/1.51               => ( ! [Xx: $i] :
% 2.61/1.51                      ( ( in @ Xx @ A )
% 2.61/1.51                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.61/1.51                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.61/1.51                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(funcext2_type,type,
% 2.61/1.51      funcext2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(funcext2,definition,
% 2.61/1.51      ( funcext2
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.61/1.51           => ! [Xg: $i] :
% 2.61/1.51                ( ( in @ Xg @ ( funcSet @ A @ B ) )
% 2.61/1.51               => ( ! [Xx: $i] :
% 2.61/1.51                      ( ( in @ Xx @ A )
% 2.61/1.51                     => ( ( ap @ A @ B @ Xf @ Xx )
% 2.61/1.51                        = ( ap @ A @ B @ Xg @ Xx ) ) )
% 2.61/1.51                 => ( Xf = Xg ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ap2apEq1_type,type,
% 2.61/1.51      ap2apEq1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ap2apEq1,definition,
% 2.61/1.51      ( ap2apEq1
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( ( ap @ A @ B @ Xf @ Xx )
% 2.61/1.51                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(ap2apEq2_type,type,
% 2.61/1.51      ap2apEq2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(ap2apEq2,definition,
% 2.61/1.51      ( ap2apEq2
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( func @ A @ B @ Xf )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( ( ap @ A @ B @ Xf @ Xx )
% 2.61/1.51                  = ( ap @ A @ B @ Xf @ Xx ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(beta1_type,type,
% 2.61/1.51      beta1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(beta1,definition,
% 2.61/1.51      ( beta1
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.61/1.51            ( ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( ( ap @ A @ B
% 2.61/1.51                    @ ( lam @ A @ B
% 2.61/1.51                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 2.61/1.51                    @ Xx )
% 2.61/1.51                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(eta1_type,type,
% 2.61/1.51      eta1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(eta1,definition,
% 2.61/1.51      ( eta1
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( func @ A @ B @ Xf )
% 2.61/1.51           => ( ( lam @ A @ B
% 2.61/1.51                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 2.61/1.51              = Xf ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(lam2lamEq_type,type,
% 2.61/1.51      lam2lamEq: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(lam2lamEq,definition,
% 2.61/1.51      ( lam2lamEq
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.61/1.51            ( ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.61/1.51           => ( ( lam @ A @ B
% 2.61/1.51                @ ^ [Xx: $i] : ( Xf @ Xx ) )
% 2.61/1.51              = ( lam @ A @ B
% 2.61/1.51                @ ^ [Xx: $i] : ( Xf @ Xx ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(beta2_type,type,
% 2.61/1.51      beta2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(beta2,definition,
% 2.61/1.51      ( beta2
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i > $i] :
% 2.61/1.51            ( ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( in @ ( Xf @ Xx ) @ B ) )
% 2.61/1.51           => ! [Xx: $i] :
% 2.61/1.51                ( ( in @ Xx @ A )
% 2.61/1.51               => ( ( ap @ A @ B
% 2.61/1.51                    @ ( lam @ A @ B
% 2.61/1.51                      @ ^ [Xy: $i] : ( Xf @ Xy ) )
% 2.61/1.51                    @ Xx )
% 2.61/1.51                  = ( Xf @ Xx ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(eta2_type,type,
% 2.61/1.51      eta2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(eta2,definition,
% 2.61/1.51      ( eta2
% 2.61/1.51      = ( ! [A: $i,B: $i,Xf: $i] :
% 2.61/1.51            ( ( in @ Xf @ ( funcSet @ A @ B ) )
% 2.61/1.51           => ( ( lam @ A @ B
% 2.61/1.51                @ ^ [Xx: $i] : ( ap @ A @ B @ Xf @ Xx ) )
% 2.61/1.51              = Xf ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(iffalseProp1_type,type,
% 2.61/1.51      iffalseProp1: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(iffalseProp1,definition,
% 2.61/1.51      ( iffalseProp1
% 2.61/1.51      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ A )
% 2.61/1.51               => ( ~ Xphi
% 2.61/1.51                 => ( in @ Xy
% 2.61/1.51                    @ ( dsetconstr @ A
% 2.61/1.51                      @ ^ [Xz: $i] :
% 2.61/1.51                          ( ( Xphi
% 2.61/1.51                            & ( Xz = Xx ) )
% 2.61/1.51                          | ( ~ Xphi
% 2.61/1.51                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(iffalseProp2_type,type,
% 2.61/1.51      iffalseProp2: $o ).
% 2.61/1.51  
% 2.61/1.51  thf(iffalseProp2,definition,
% 2.61/1.51      ( iffalseProp2
% 2.61/1.51      = ( ! [A: $i,Xphi: $o,Xx: $i] :
% 2.61/1.51            ( ( in @ Xx @ A )
% 2.61/1.51           => ! [Xy: $i] :
% 2.61/1.51                ( ( in @ Xy @ A )
% 2.61/1.51               => ( ~ Xphi
% 2.61/1.51                 => ( ( dsetconstr @ A
% 2.61/1.51                      @ ^ [Xz: $i] :
% 2.61/1.51                          ( ( Xphi
% 2.61/1.51                            & ( Xz = Xx ) )
% 2.61/1.51                          | ( ~ Xphi
% 2.61/1.51                            & ( Xz = Xy ) ) ) )
% 2.61/1.51                    = ( setadjoin @ Xy @ emptyset ) ) ) ) ) ) ) ).
% 2.61/1.51  
% 2.61/1.51  thf(iftrueProp1,conjecture,
% 2.61/1.51      ( setextAx
% 2.61/1.51     => ( emptysetAx
% 2.61/1.51       => ( setadjoinAx
% 2.61/1.51         => ( powersetAx
% 2.61/1.51           => ( setunionAx
% 2.61/1.51             => ( omega0Ax
% 2.61/1.51               => ( omegaSAx
% 2.61/1.51                 => ( omegaIndAx
% 2.61/1.51                   => ( replAx
% 2.61/1.51                     => ( foundationAx
% 2.61/1.51                       => ( wellorderingAx
% 2.61/1.51                         => ( descrp
% 2.61/1.51                           => ( dsetconstrI
% 2.61/1.51                             => ( dsetconstrEL
% 2.61/1.51                               => ( dsetconstrER
% 2.61/1.51                                 => ( exuE1
% 2.61/1.51                                   => ( prop2setE
% 2.61/1.51                                     => ( emptysetE
% 2.61/1.51                                       => ( emptysetimpfalse
% 2.61/1.51                                         => ( notinemptyset
% 2.61/1.51                                           => ( exuE3e
% 2.61/1.51                                             => ( setext
% 2.61/1.51                                               => ( emptyI
% 2.61/1.51                                                 => ( noeltsimpempty
% 2.61/1.51                                                   => ( setbeta
% 2.61/1.51                                                     => ( nonemptyE1
% 2.61/1.51                                                       => ( nonemptyI
% 2.61/1.51                                                         => ( nonemptyI1
% 2.61/1.51                                                           => ( setadjoinIL
% 2.61/1.51                                                             => ( emptyinunitempty
% 2.61/1.51                                                               => ( setadjoinIR
% 2.61/1.51                                                                 => ( setadjoinE
% 2.61/1.51                                                                   => ( setadjoinOr
% 2.61/1.51                                                                     => ( setoftrueEq
% 2.61/1.51                                                                       => ( powersetI
% 2.61/1.51                                                                         => ( emptyinPowerset
% 2.61/1.51                                                                           => ( emptyInPowerset
% 2.61/1.51                                                                             => ( powersetE
% 2.61/1.51                                                                               => ( setunionI
% 2.61/1.51                                                                                 => ( setunionE
% 2.61/1.51                                                                                   => ( subPowSU
% 2.61/1.51                                                                                     => ( exuE2
% 2.61/1.51                                                                                       => ( nonemptyImpWitness
% 2.61/1.51                                                                                         => ( uniqinunit
% 2.61/1.51                                                                                           => ( notinsingleton
% 2.61/1.51                                                                                             => ( eqinunit
% 2.61/1.51                                                                                               => ( singletonsswitch
% 2.61/1.51                                                                                                 => ( upairsetE
% 2.61/1.51                                                                                                   => ( upairsetIL
% 2.61/1.51                                                                                                     => ( upairsetIR
% 2.61/1.51                                                                                                       => ( emptyE1
% 2.61/1.51                                                                                                         => ( vacuousDall
% 2.61/1.51                                                                                                           => ( quantDeMorgan1
% 2.61/1.51                                                                                                             => ( quantDeMorgan2
% 2.61/1.51                                                                                                               => ( quantDeMorgan3
% 2.61/1.51                                                                                                                 => ( quantDeMorgan4
% 2.61/1.51                                                                                                                   => ( prop2setI
% 2.61/1.51                                                                                                                     => ( prop2set2propI
% 2.61/1.51                                                                                                                       => ( notdexE
% 2.61/1.51                                                                                                                         => ( notdallE
% 2.61/1.51                                                                                                                           => ( exuI1
% 2.61/1.51                                                                                                                             => ( exuI3
% 2.61/1.51                                                                                                                               => ( exuI2
% 2.61/1.51                                                                                                                                 => ( inCongP
% 2.61/1.51                                                                                                                                   => ( in__Cong
% 2.61/1.51                                                                                                                                     => ( exuE3u
% 2.61/1.51                                                                                                                                       => ( exu__Cong
% 2.61/1.51                                                                                                                                         => ( emptyset__Cong
% 2.61/1.51                                                                                                                                           => ( setadjoin__Cong
% 2.61/1.51                                                                                                                                             => ( powerset__Cong
% 2.61/1.51                                                                                                                                               => ( setunion__Cong
% 2.61/1.51                                                                                                                                                 => ( omega__Cong
% 2.61/1.51                                                                                                                                                   => ( exuEu
% 2.61/1.51                                                                                                                                                     => ( descr__Cong
% 2.61/1.51                                                                                                                                                       => ( dsetconstr__Cong
% 2.61/1.51                                                                                                                                                         => ( subsetI1
% 2.61/1.51                                                                                                                                                           => ( eqimpsubset2
% 2.61/1.51                                                                                                                                                             => ( eqimpsubset1
% 2.61/1.51                                                                                                                                                               => ( subsetI2
% 2.61/1.51                                                                                                                                                                 => ( emptysetsubset
% 2.61/1.51                                                                                                                                                                   => ( subsetE
% 2.61/1.51                                                                                                                                                                     => ( subsetE2
% 2.61/1.51                                                                                                                                                                       => ( notsubsetI
% 2.61/1.51                                                                                                                                                                         => ( notequalI1
% 2.61/1.51                                                                                                                                                                           => ( notequalI2
% 2.61/1.51                                                                                                                                                                             => ( subsetRefl
% 2.61/1.51                                                                                                                                                                               => ( subsetTrans
% 2.61/1.51                                                                                                                                                                                 => ( setadjoinSub
% 2.61/1.51                                                                                                                                                                                   => ( setadjoinSub2
% 2.61/1.51                                                                                                                                                                                     => ( subset2powerset
% 2.61/1.51                                                                                                                                                                                       => ( setextsub
% 2.61/1.51                                                                                                                                                                                         => ( subsetemptysetimpeq
% 2.61/1.51                                                                                                                                                                                           => ( powersetI1
% 2.61/1.51                                                                                                                                                                                             => ( powersetE1
% 2.61/1.51                                                                                                                                                                                               => ( inPowerset
% 2.61/1.51                                                                                                                                                                                                 => ( powersetsubset
% 2.61/1.51                                                                                                                                                                                                   => ( sepInPowerset
% 2.61/1.51                                                                                                                                                                                                     => ( sepSubset
% 2.61/1.51                                                                                                                                                                                                       => ( binunionIL
% 2.61/1.51                                                                                                                                                                                                         => ( upairset2IR
% 2.61/1.51                                                                                                                                                                                                           => ( binunionIR
% 2.61/1.51                                                                                                                                                                                                             => ( binunionEcases
% 2.61/1.51                                                                                                                                                                                                               => ( binunionE
% 2.61/1.51                                                                                                                                                                                                                 => ( binunionLsub
% 2.61/1.51                                                                                                                                                                                                                   => ( binunionRsub
% 2.61/1.51                                                                                                                                                                                                                     => ( binintersectI
% 2.61/1.51                                                                                                                                                                                                                       => ( binintersectSubset5
% 2.61/1.51                                                                                                                                                                                                                         => ( binintersectEL
% 2.61/1.51                                                                                                                                                                                                                           => ( binintersectLsub
% 2.61/1.51                                                                                                                                                                                                                             => ( binintersectSubset2
% 2.61/1.51                                                                                                                                                                                                                               => ( binintersectSubset3
% 2.61/1.51                                                                                                                                                                                                                                 => ( binintersectER
% 2.61/1.51                                                                                                                                                                                                                                   => ( disjointsetsI1
% 2.61/1.51                                                                                                                                                                                                                                     => ( binintersectRsub
% 2.61/1.51                                                                                                                                                                                                                                       => ( binintersectSubset4
% 2.61/1.51                                                                                                                                                                                                                                         => ( binintersectSubset1
% 2.61/1.51                                                                                                                                                                                                                                           => ( bs114d
% 2.61/1.51                                                                                                                                                                                                                                             => ( setminusI
% 2.61/1.51                                                                                                                                                                                                                                               => ( setminusEL
% 2.61/1.51                                                                                                                                                                                                                                                 => ( setminusER
% 2.61/1.51                                                                                                                                                                                                                                                   => ( setminusSubset2
% 2.61/1.51                                                                                                                                                                                                                                                     => ( setminusERneg
% 2.61/1.51                                                                                                                                                                                                                                                       => ( setminusELneg
% 2.61/1.51                                                                                                                                                                                                                                                         => ( setminusILneg
% 2.61/1.51                                                                                                                                                                                                                                                           => ( setminusIRneg
% 2.61/1.51                                                                                                                                                                                                                                                             => ( setminusLsub
% 2.61/1.51                                                                                                                                                                                                                                                               => ( setminusSubset1
% 2.61/1.51                                                                                                                                                                                                                                                                 => ( symdiffE
% 2.61/1.51                                                                                                                                                                                                                                                                   => ( symdiffI1
% 2.61/1.51                                                                                                                                                                                                                                                                     => ( symdiffI2
% 2.61/1.51                                                                                                                                                                                                                                                                       => ( symdiffIneg1
% 2.61/1.51                                                                                                                                                                                                                                                                         => ( symdiffIneg2
% 2.61/1.51                                                                                                                                                                                                                                                                           => ( secondinupair
% 2.61/1.51                                                                                                                                                                                                                                                                             => ( setukpairIL
% 2.61/1.51                                                                                                                                                                                                                                                                               => ( setukpairIR
% 2.61/1.51                                                                                                                                                                                                                                                                                 => ( kpairiskpair
% 2.61/1.51                                                                                                                                                                                                                                                                                   => ( kpairp
% 2.61/1.51                                                                                                                                                                                                                                                                                     => ( singletonsubset
% 2.61/1.51                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
% 2.61/1.51                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
% 2.61/1.51                                                                                                                                                                                                                                                                                           => ( upairset2E
% 2.61/1.51                                                                                                                                                                                                                                                                                             => ( upairsubunion
% 2.61/1.51                                                                                                                                                                                                                                                                                               => ( upairinpowunion
% 2.61/1.51                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
% 2.61/1.51                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
% 2.61/1.51                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
% 2.61/1.51                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
% 2.61/1.51                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
% 2.61/1.51                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
% 2.61/1.51                                                                                                                                                                                                                                                                                                             => ( setunionE2
% 2.61/1.51                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
% 2.61/1.51                                                                                                                                                                                                                                                                                                                     => ( singletonprop
% 2.61/1.51                                                                                                                                                                                                                                                                                                                       => ( ex1E1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                         => ( ex1I
% 2.61/1.51                                                                                                                                                                                                                                                                                                                           => ( ex1I2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                             => ( singletonsuniq
% 2.61/1.51                                                                                                                                                                                                                                                                                                                               => ( setukpairinjL1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                 => ( kfstsingleton
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                   => ( theprop
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                     => ( kfstpairEq
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstin
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                         => ( setukpairinjL2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                           => ( setukpairinjL
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                             => ( setukpairinjR11
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                               => ( setukpairinjR12
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                 => ( setukpairinjR1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                   => ( upairequniteq
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                     => ( setukpairinjR2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                       => ( setukpairinjR
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                         => ( ksndsingleton
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                           => ( ksndpairEq
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                             => ( kpairsurjEq
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                               => ( cartprodsndin
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                 => ( cartprodpairmemEL
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                   => ( cartprodpairmemER
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                     => ( cartprodmempaircEq
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                       => ( cartprodfstpairEq
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                         => ( cartprodsndpairEq
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                           => ( cartprodpairsurjEq
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                             => ( dpsetconstrI
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                               => ( dpsetconstrSub
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                 => ( setOfPairsIsBReln
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                   => ( dpsetconstrERa
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                     => ( dpsetconstrEL1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                       => ( dpsetconstrEL2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                         => ( dpsetconstrER
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                           => ( funcImageSingleton
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                             => ( apProp
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                               => ( app
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                 => ( infuncsetfunc
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                   => ( ap2p
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcinfuncset
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                       => ( lamProp
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                         => ( lamp
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                           => ( lam2p
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                             => ( brelnall1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                               => ( brelnall2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                 => ( ex1E2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcGraphProp1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                     => ( funcGraphProp3
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                       => ( funcGraphProp2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                         => ( funcextLem
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                           => ( funcGraphProp4
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                             => ( subbreln
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                               => ( eqbreln
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( funcext
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( funcext2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( ap2apEq1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                       => ( ap2apEq2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                         => ( beta1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                           => ( eta1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                             => ( lam2lamEq
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( beta2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( eta2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                   => ( iffalseProp1
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                     => ( iffalseProp2
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                       => ! [A: $i,Xphi: $o,Xx: $i] :
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                            ( ( in @ Xx @ A )
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                           => ! [Xy: $i] :
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                                ( ( in @ Xy @ A )
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                               => ( Xphi
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                                 => ( in @ Xx
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                                    @ ( dsetconstr @ A
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                                      @ ^ [Xz: $i] :
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                                          ( ( Xphi
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                                            & ( Xz = Xx ) )
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                                          | ( ~ Xphi
% 2.61/1.51                                                                                                                                                                                                                                                                                                                                                                                                                                                                            & ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ).
% 2.61/1.51  ------------------------
% 2.61/1.54  % (6443)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_6151 for (2999ds/4Mi)
% 2.61/1.54  % (6446)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_6151 for (2999ds/2Mi)
% 2.61/1.54  % (6442)lrs+1002_1:8_bd=off:fd=off:hud=10:tnu=1:i=183:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/183Mi)
% 2.61/1.54  % (6446)Instruction limit reached!
% 2.61/1.54  % (6446)------------------------------
% 2.61/1.54  % (6446)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.54  % (6446)Termination reason: Unknown
% 2.61/1.54  % (6446)Termination phase: shuffling
% 2.61/1.54  
% 2.61/1.54  % (6446)Memory used [KB]: 1407
% 2.61/1.54  % (6446)Time elapsed: 0.002 s
% 2.61/1.54  % (6446)Instructions burned: 2 (million)
% 2.61/1.54  % (6446)------------------------------
% 2.61/1.54  % (6446)------------------------------
% 2.61/1.54  % (6444)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_6151 for (2999ds/27Mi)
% 2.61/1.54  % (6443)Instruction limit reached!
% 2.61/1.54  % (6443)------------------------------
% 2.61/1.54  % (6443)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.54  % (6443)Termination reason: Unknown
% 2.61/1.54  % (6443)Termination phase: shuffling
% 2.61/1.54  
% 2.61/1.54  % (6443)Memory used [KB]: 1407
% 2.61/1.54  % (6443)Time elapsed: 0.003 s
% 2.61/1.54  % (6443)Instructions burned: 5 (million)
% 2.61/1.54  % (6443)------------------------------
% 2.61/1.54  % (6443)------------------------------
% 2.61/1.55  % (6445)lrs+10_1:1_au=on:inj=on:i=2:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/2Mi)
% 2.61/1.55  % (6447)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_6151 for (2999ds/275Mi)
% 2.61/1.55  % (6448)lrs+1004_1:128_cond=on:e2e=on:sp=weighted_frequency:i=18:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/18Mi)
% 2.61/1.55  % (6444)Instruction limit reached!
% 2.61/1.55  % (6444)------------------------------
% 2.61/1.55  % (6444)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.55  % (6444)Termination reason: Unknown
% 2.61/1.55  % (6444)Termination phase: shuffling
% 2.61/1.55  
% 2.61/1.55  % (6444)Memory used [KB]: 1918
% 2.61/1.55  % (6444)Time elapsed: 0.010 s
% 2.61/1.55  % (6444)Instructions burned: 30 (million)
% 2.61/1.55  % (6444)------------------------------
% 2.61/1.55  % (6444)------------------------------
% 2.61/1.55  % (6445)Instruction limit reached!
% 2.61/1.55  % (6445)------------------------------
% 2.61/1.55  % (6445)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.55  % (6445)Termination reason: Unknown
% 2.61/1.55  % (6445)Termination phase: shuffling
% 2.61/1.55  
% 2.61/1.55  % (6445)Memory used [KB]: 1407
% 2.61/1.55  % (6445)Time elapsed: 0.004 s
% 2.61/1.55  % (6445)Instructions burned: 3 (million)
% 2.61/1.55  % (6445)------------------------------
% 2.61/1.55  % (6445)------------------------------
% 2.61/1.55  % (6449)lrs+10_1:1_bet=on:cnfonf=off:fd=off:hud=5:inj=on:i=3:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/3Mi)
% 2.61/1.55  % (6450)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_6151 for (2999ds/37Mi)
% 2.61/1.55  % (6449)Instruction limit reached!
% 2.61/1.55  % (6449)------------------------------
% 2.61/1.55  % (6449)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.55  % (6449)Termination reason: Unknown
% 2.61/1.55  % (6449)Termination phase: shuffling
% 2.61/1.55  
% 2.61/1.55  % (6449)Memory used [KB]: 1407
% 2.61/1.55  % (6449)Time elapsed: 0.002 s
% 2.61/1.55  % (6449)Instructions burned: 3 (million)
% 2.61/1.55  % (6449)------------------------------
% 2.61/1.55  % (6449)------------------------------
% 2.61/1.56  % (6448)Instruction limit reached!
% 2.61/1.56  % (6448)------------------------------
% 2.61/1.56  % (6448)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.56  % (6448)Termination reason: Unknown
% 2.61/1.56  % (6448)Termination phase: shuffling
% 2.61/1.56  
% 2.61/1.56  % (6448)Memory used [KB]: 1663
% 2.61/1.56  % (6448)Time elapsed: 0.013 s
% 2.61/1.56  % (6448)Instructions burned: 18 (million)
% 2.61/1.56  % (6448)------------------------------
% 2.61/1.56  % (6448)------------------------------
% 2.61/1.56  % (6451)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_6151 for (2999ds/15Mi)
% 2.61/1.56  % (6450)Instruction limit reached!
% 2.61/1.56  % (6450)------------------------------
% 2.61/1.56  % (6450)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.56  % (6450)Termination reason: Unknown
% 2.61/1.56  % (6450)Termination phase: shuffling
% 2.61/1.56  
% 2.61/1.56  % (6450)Memory used [KB]: 2174
% 2.61/1.56  % (6450)Time elapsed: 0.011 s
% 2.61/1.56  % (6450)Instructions burned: 37 (million)
% 2.61/1.56  % (6450)------------------------------
% 2.61/1.56  % (6450)------------------------------
% 2.61/1.56  % (6453)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_6151 for (2999ds/1041Mi)
% 2.61/1.56  % (6451)Instruction limit reached!
% 2.61/1.56  % (6451)------------------------------
% 2.61/1.56  % (6451)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.56  % (6451)Termination reason: Unknown
% 2.61/1.56  % (6451)Termination phase: shuffling
% 2.61/1.56  
% 2.61/1.56  % (6451)Memory used [KB]: 1663
% 2.61/1.56  % (6451)Time elapsed: 0.006 s
% 2.61/1.56  % (6451)Instructions burned: 15 (million)
% 2.61/1.56  % (6451)------------------------------
% 2.61/1.56  % (6451)------------------------------
% 2.61/1.57  % (6452)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_6151 for (2999ds/3Mi)
% 2.61/1.57  % (6452)Instruction limit reached!
% 2.61/1.57  % (6452)------------------------------
% 2.61/1.57  % (6452)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.57  % (6452)Termination reason: Unknown
% 2.61/1.57  % (6452)Termination phase: shuffling
% 2.61/1.57  
% 2.61/1.57  % (6452)Memory used [KB]: 1407
% 2.61/1.57  % (6452)Time elapsed: 0.004 s
% 2.61/1.57  % (6452)Instructions burned: 4 (million)
% 2.61/1.57  % (6452)------------------------------
% 2.61/1.57  % (6452)------------------------------
% 2.61/1.57  % (6455)lrs+10_1:1_acc=on:amm=sco:cs=on:tgt=full:i=16:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/16Mi)
% 2.61/1.57  % (6455)Instruction limit reached!
% 2.61/1.57  % (6455)------------------------------
% 2.61/1.57  % (6455)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.57  % (6455)Termination reason: Unknown
% 2.61/1.57  % (6455)Termination phase: shuffling
% 2.61/1.57  
% 2.61/1.57  % (6455)Memory used [KB]: 1791
% 2.61/1.57  % (6455)Time elapsed: 0.006 s
% 2.61/1.57  % (6455)Instructions burned: 18 (million)
% 2.61/1.57  % (6455)------------------------------
% 2.61/1.57  % (6455)------------------------------
% 2.61/1.57  % (6456)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_6151 for (2999ds/3Mi)
% 2.61/1.57  % (6456)Instruction limit reached!
% 2.61/1.57  % (6456)------------------------------
% 2.61/1.57  % (6456)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.57  % (6456)Termination reason: Unknown
% 2.61/1.57  % (6456)Termination phase: shuffling
% 2.61/1.57  
% 2.61/1.57  % (6456)Memory used [KB]: 1407
% 2.61/1.57  % (6456)Time elapsed: 0.002 s
% 2.61/1.57  % (6456)Instructions burned: 4 (million)
% 2.61/1.57  % (6456)------------------------------
% 2.61/1.57  % (6456)------------------------------
% 2.61/1.58  % (6454)lrs+10_1:1_av=off:chr=on:plsq=on:slsq=on:i=7:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/7Mi)
% 2.61/1.58  % (6454)Instruction limit reached!
% 2.61/1.58  % (6454)------------------------------
% 2.61/1.58  % (6454)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.58  % (6454)Termination reason: Unknown
% 2.61/1.58  % (6454)Termination phase: shuffling
% 2.61/1.58  
% 2.61/1.58  % (6454)Memory used [KB]: 1535
% 2.61/1.58  % (6454)Time elapsed: 0.006 s
% 2.61/1.58  % (6454)Instructions burned: 8 (million)
% 2.61/1.58  % (6454)------------------------------
% 2.61/1.58  % (6454)------------------------------
% 2.61/1.58  % (6458)lrs+10_1:1_cnfonf=off:cs=on:hud=3:prag=on:sup=off:i=7:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/7Mi)
% 2.61/1.59  % (6458)Instruction limit reached!
% 2.61/1.59  % (6458)------------------------------
% 2.61/1.59  % (6458)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.59  % (6458)Termination reason: Unknown
% 2.61/1.59  % (6458)Termination phase: shuffling
% 2.61/1.59  
% 2.61/1.59  % (6459)dis+1002_1:1_add=large:cnfonf=lazy_pi_sigma_gen:fe=off:prag=on:i=3:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/3Mi)
% 2.61/1.59  % (6458)Memory used [KB]: 1535
% 2.61/1.59  % (6458)Time elapsed: 0.003 s
% 2.61/1.59  % (6458)Instructions burned: 7 (million)
% 2.61/1.59  % (6458)------------------------------
% 2.61/1.59  % (6458)------------------------------
% 2.61/1.59  % (6457)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_6151 for (2999ds/3Mi)
% 2.61/1.59  % (6459)Instruction limit reached!
% 2.61/1.59  % (6459)------------------------------
% 2.61/1.59  % (6459)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.59  % (6459)Termination reason: Unknown
% 2.61/1.59  % (6459)Termination phase: shuffling
% 2.61/1.59  
% 2.61/1.59  % (6459)Memory used [KB]: 1407
% 2.61/1.59  % (6459)Time elapsed: 0.003 s
% 2.61/1.59  % (6459)Instructions burned: 4 (million)
% 2.61/1.59  % (6459)------------------------------
% 2.61/1.59  % (6459)------------------------------
% 2.61/1.59  % (6457)Instruction limit reached!
% 2.61/1.59  % (6457)------------------------------
% 2.61/1.59  % (6457)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.59  % (6457)Termination reason: Unknown
% 2.61/1.59  % (6457)Termination phase: shuffling
% 2.61/1.59  
% 2.61/1.59  % (6457)Memory used [KB]: 1407
% 2.61/1.59  % (6457)Time elapsed: 0.004 s
% 2.61/1.59  % (6457)Instructions burned: 4 (million)
% 2.61/1.59  % (6457)------------------------------
% 2.61/1.59  % (6457)------------------------------
% 2.61/1.59  % (6442)Instruction limit reached!
% 2.61/1.59  % (6442)------------------------------
% 2.61/1.59  % (6442)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.61/1.59  % (6442)Termination reason: Unknown
% 2.61/1.59  % (6442)Termination phase: Saturation
% 2.61/1.59  
% 2.61/1.59  % (6442)Memory used [KB]: 7547
% 2.61/1.59  % (6442)Time elapsed: 0.052 s
% 2.61/1.59  % (6442)Instructions burned: 184 (million)
% 2.61/1.59  % (6442)------------------------------
% 2.61/1.59  % (6442)------------------------------
% 2.61/1.59  % (6461)lrs+1002_1:1_anc=all_dependent:au=on:cbe=off:fde=unused:ntd=on:i=18:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/18Mi)
% 2.63/1.60  % (6462)lrs+10_1:1_e2e=on:sd=1:sgt=8:ss=axioms:i=710:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/710Mi)
% 2.63/1.60  % (6460)dis+1004_1:1_cha=on:cs=on:fe=off:hud=1:i=4:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/4Mi)
% 2.63/1.60  % (6460)Instruction limit reached!
% 2.63/1.60  % (6460)------------------------------
% 2.63/1.60  % (6460)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.60  % (6460)Termination reason: Unknown
% 2.63/1.60  % (6460)Termination phase: shuffling
% 2.63/1.60  
% 2.63/1.60  % (6460)Memory used [KB]: 1407
% 2.63/1.60  % (6460)Time elapsed: 0.004 s
% 2.63/1.60  % (6460)Instructions burned: 4 (million)
% 2.63/1.60  % (6460)------------------------------
% 2.63/1.60  % (6460)------------------------------
% 2.63/1.60  % (6461)Instruction limit reached!
% 2.63/1.60  % (6461)------------------------------
% 2.63/1.60  % (6461)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.60  % (6461)Termination reason: Unknown
% 2.63/1.60  % (6461)Termination phase: shuffling
% 2.63/1.60  
% 2.63/1.60  % (6461)Memory used [KB]: 1791
% 2.63/1.60  % (6461)Time elapsed: 0.006 s
% 2.63/1.60  % (6461)Instructions burned: 19 (million)
% 2.63/1.60  % (6461)------------------------------
% 2.63/1.60  % (6461)------------------------------
% 2.63/1.60  % (6464)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_6151 for (2999ds/902Mi)
% 2.63/1.60  % (6463)lrs+1004_1:1_chr=on:prag=on:i=6:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/6Mi)
% 2.63/1.61  % (6463)Instruction limit reached!
% 2.63/1.61  % (6463)------------------------------
% 2.63/1.61  % (6463)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.61  % (6463)Termination reason: Unknown
% 2.63/1.61  % (6463)Termination phase: shuffling
% 2.63/1.61  
% 2.63/1.61  % (6463)Memory used [KB]: 1535
% 2.63/1.61  % (6463)Time elapsed: 0.005 s
% 2.63/1.61  % (6463)Instructions burned: 8 (million)
% 2.63/1.61  % (6463)------------------------------
% 2.63/1.61  % (6463)------------------------------
% 2.63/1.61  % (6466)dis+10_1:1_cnfonf=lazy_gen:fe=off:i=5:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/5Mi)
% 2.63/1.61  % (6466)Instruction limit reached!
% 2.63/1.61  % (6466)------------------------------
% 2.63/1.61  % (6466)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.61  % (6466)Termination reason: Unknown
% 2.63/1.61  % (6466)Termination phase: shuffling
% 2.63/1.61  
% 2.63/1.61  % (6466)Memory used [KB]: 1535
% 2.63/1.61  % (6466)Time elapsed: 0.003 s
% 2.63/1.61  % (6466)Instructions burned: 6 (million)
% 2.63/1.61  % (6466)------------------------------
% 2.63/1.61  % (6466)------------------------------
% 2.63/1.62  % (6465)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_6151 for (2999ds/21Mi)
% 2.63/1.62  % (6468)lrs+1002_1:128_au=on:c=on:fsr=off:piset=equals:i=377:si=on:rtra=on_0 on DTF2THF_6151 for (2999ds/377Mi)
% 2.63/1.62  % (6467)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_6151 for (2999ds/6Mi)
% 2.63/1.62  % (6467)Instruction limit reached!
% 2.63/1.62  % (6467)------------------------------
% 2.63/1.62  % (6467)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.62  % (6467)Termination reason: Unknown
% 2.63/1.62  % (6467)Termination phase: shuffling
% 2.63/1.62  
% 2.63/1.62  % (6467)Memory used [KB]: 1535
% 2.63/1.62  % (6467)Time elapsed: 0.004 s
% 2.63/1.62  % (6467)Instructions burned: 7 (million)
% 2.63/1.62  % (6467)------------------------------
% 2.63/1.62  % (6467)------------------------------
% 2.63/1.63  % (6465)Instruction limit reached!
% 2.63/1.63  % (6465)------------------------------
% 2.63/1.63  % (6465)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.63  % (6465)Termination reason: Unknown
% 2.63/1.63  % (6465)Termination phase: shuffling
% 2.63/1.63  
% 2.63/1.63  % (6465)Memory used [KB]: 1791
% 2.63/1.63  % (6465)Time elapsed: 0.013 s
% 2.63/1.63  % (6465)Instructions burned: 21 (million)
% 2.63/1.63  % (6465)------------------------------
% 2.63/1.63  % (6465)------------------------------
% 2.63/1.63  % (6469)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_6151 for (2998ds/779Mi)
% 2.63/1.65  % (6470)lrs+10_1:1_cnfonf=lazy_not_be_gen:ntd=on:sp=const_min:ss=axioms:sup=off:i=19:si=on:rtra=on_0 on DTF2THF_6151 for (2998ds/19Mi)
% 2.63/1.65  % (6470)Instruction limit reached!
% 2.63/1.65  % (6470)------------------------------
% 2.63/1.65  % (6470)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.65  % (6470)Termination reason: Unknown
% 2.63/1.65  % (6470)Termination phase: shuffling
% 2.63/1.65  
% 2.63/1.65  % (6470)Memory used [KB]: 1791
% 2.63/1.65  % (6470)Time elapsed: 0.011 s
% 2.63/1.65  % (6470)Instructions burned: 20 (million)
% 2.63/1.65  % (6470)------------------------------
% 2.63/1.65  % (6470)------------------------------
% 2.63/1.66  % (6471)lrs+1010_1:1_au=on:s2a=on:sd=1:sgt=50:ss=axioms:i=879:si=on:rtra=on_0 on DTF2THF_6151 for (2998ds/879Mi)
% 2.63/1.67  % (6447)Instruction limit reached!
% 2.63/1.67  % (6447)------------------------------
% 2.63/1.67  % (6447)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.67  % (6447)Termination reason: Unknown
% 2.63/1.67  % (6447)Termination phase: Saturation
% 2.63/1.67  
% 2.63/1.67  % (6447)Memory used [KB]: 9083
% 2.63/1.67  % (6447)Time elapsed: 0.129 s
% 2.63/1.67  % (6447)Instructions burned: 276 (million)
% 2.63/1.67  % (6447)------------------------------
% 2.63/1.67  % (6447)------------------------------
% 2.63/1.68  % (6472)dis+1002_1:128_acc=on:er=filter:i=17:si=on:rtra=on_0 on DTF2THF_6151 for (2998ds/17Mi)
% 2.63/1.69  % (6472)Instruction limit reached!
% 2.63/1.69  % (6472)------------------------------
% 2.63/1.69  % (6472)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.69  % (6472)Termination reason: Unknown
% 2.63/1.69  % (6472)Termination phase: shuffling
% 2.63/1.69  
% 2.63/1.69  % (6472)Memory used [KB]: 1791
% 2.63/1.69  % (6472)Time elapsed: 0.006 s
% 2.63/1.69  % (6472)Instructions burned: 17 (million)
% 2.63/1.69  % (6472)------------------------------
% 2.63/1.69  % (6472)------------------------------
% 2.63/1.70  % (6473)ott+21_1:1_apa=on:au=on:cnfonf=off:sos=on:i=3:si=on:rtra=on_0 on DTF2THF_6151 for (2998ds/3Mi)
% 2.63/1.70  % (6473)Instruction limit reached!
% 2.63/1.70  % (6473)------------------------------
% 2.63/1.70  % (6473)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.70  % (6473)Termination reason: Unknown
% 2.63/1.70  % (6473)Termination phase: shuffling
% 2.63/1.70  
% 2.63/1.70  % (6473)Memory used [KB]: 1407
% 2.63/1.70  % (6473)Time elapsed: 0.003 s
% 2.63/1.70  % (6473)Instructions burned: 4 (million)
% 2.63/1.70  % (6473)------------------------------
% 2.63/1.70  % (6473)------------------------------
% 2.63/1.71  % (6474)lrs+1010_1:8_cnfonf=off:hud=1:inj=on:tnu=5:i=30:si=on:rtra=on_0 on DTF2THF_6151 for (2998ds/30Mi)
% 2.63/1.72  % (6474)Instruction limit reached!
% 2.63/1.72  % (6474)------------------------------
% 2.63/1.72  % (6474)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.72  % (6474)Termination reason: Unknown
% 2.63/1.72  % (6474)Termination phase: shuffling
% 2.63/1.72  
% 2.63/1.72  % (6474)Memory used [KB]: 2046
% 2.63/1.72  % (6474)Time elapsed: 0.011 s
% 2.63/1.72  % (6474)Instructions burned: 31 (million)
% 2.63/1.72  % (6474)------------------------------
% 2.63/1.72  % (6474)------------------------------
% 2.63/1.73  % (6468)Instruction limit reached!
% 2.63/1.73  % (6468)------------------------------
% 2.63/1.73  % (6468)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.73  % (6468)Termination reason: Unknown
% 2.63/1.73  % (6468)Termination phase: Saturation
% 2.63/1.73  
% 2.63/1.73  % (6468)Memory used [KB]: 8699
% 2.63/1.73  % (6468)Time elapsed: 0.107 s
% 2.63/1.73  % (6468)Instructions burned: 377 (million)
% 2.63/1.73  % (6468)------------------------------
% 2.63/1.73  % (6468)------------------------------
% 2.63/1.73  % (6464)First to succeed.
% 2.63/1.73  % (6475)dis+10_1:1_ixr=off:plsq=on:plsqc=1:plsqr=32,1:s2a=on:i=127:si=on:rtra=on_0 on DTF2THF_6151 for (2998ds/127Mi)
% 2.63/1.73  % (6464)Refutation found. Thanks to Tanya!
% 2.63/1.73  % SZS status Theorem for DTF2THF_6151
% 2.63/1.73  % SZS output start Proof for DTF2THF_6151
% 2.63/1.73  thf(func_def_0, type, in: $i > $i > $o).
% 2.63/1.73  thf(func_def_1, type, exu: ($i > $o) > $o).
% 2.63/1.73  thf(func_def_6, type, setadjoin: $i > $i > $i).
% 2.63/1.73  thf(func_def_8, type, powerset: $i > $i).
% 2.63/1.73  thf(func_def_10, type, setunion: $i > $i).
% 2.63/1.73  thf(func_def_19, type, descr: ($i > $o) > $i).
% 2.63/1.73  thf(func_def_21, type, dsetconstr: $i > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_26, type, prop2set: $o > $i).
% 2.63/1.73  thf(func_def_36, type, nonempty: $i > $o).
% 2.63/1.73  thf(func_def_69, type, set2prop: $i > $o).
% 2.63/1.73  thf(func_def_88, type, subset: $i > $i > $o).
% 2.63/1.73  thf(func_def_89, type, disjoint: $i > $i > $o).
% 2.63/1.73  thf(func_def_90, type, setsmeet: $i > $i > $o).
% 2.63/1.73  thf(func_def_114, type, binunion: $i > $i > $i).
% 2.63/1.73  thf(func_def_122, type, binintersect: $i > $i > $i).
% 2.63/1.73  thf(func_def_135, type, regular: $i > $o).
% 2.63/1.73  thf(func_def_136, type, setminus: $i > $i > $i).
% 2.63/1.73  thf(func_def_147, type, symdiff: $i > $i > $i).
% 2.63/1.73  thf(func_def_153, type, iskpair: $i > $o).
% 2.63/1.73  thf(func_def_158, type, kpair: $i > $i > $i).
% 2.63/1.73  thf(func_def_160, type, cartprod: $i > $i > $i).
% 2.63/1.73  thf(func_def_177, type, singleton: $i > $o).
% 2.63/1.73  thf(func_def_179, type, ex1: $i > ($i > $o) > $o).
% 2.63/1.73  thf(func_def_184, type, atmost1p: $i > $o).
% 2.63/1.73  thf(func_def_185, type, atleast2p: $i > $o).
% 2.63/1.73  thf(func_def_186, type, atmost2p: $i > $o).
% 2.63/1.73  thf(func_def_187, type, upairsetp: $i > $o).
% 2.63/1.73  thf(func_def_191, type, kfst: $i > $i).
% 2.63/1.73  thf(func_def_203, type, ksnd: $i > $i).
% 2.63/1.73  thf(func_def_213, type, breln: $i > $i > $i > $o).
% 2.63/1.73  thf(func_def_214, type, dpsetconstr: $i > $i > ($i > $i > $o) > $i).
% 2.63/1.73  thf(func_def_222, type, func: $i > $i > $i > $o).
% 2.63/1.73  thf(func_def_223, type, funcSet: $i > $i > $i).
% 2.63/1.73  thf(func_def_226, type, ap: $i > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_232, type, lam: $i > $i > ($i > $i) > $i).
% 2.63/1.73  thf(func_def_269, type, sP0: $i > $i > $i > $i > $o).
% 2.63/1.73  thf(func_def_271, type, sP2: $i > $i > $o).
% 2.63/1.73  thf(func_def_272, type, sP3: $i > $o).
% 2.63/1.73  thf(func_def_273, type, sP4: $i > $i > $o).
% 2.63/1.73  thf(func_def_274, type, sP5: $i > $i > $o).
% 2.63/1.73  thf(func_def_276, type, sP7: $o > $i > $i > $i > $o).
% 2.63/1.73  thf(func_def_282, type, sK13: $i > $i > $o).
% 2.63/1.73  thf(func_def_291, type, sK22: $i > $i).
% 2.63/1.73  thf(func_def_299, type, sK30: $i > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_300, type, sK31: $i > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_301, type, sK32: $i > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_302, type, sK33: $i > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_303, type, sK34: $i > $i > $i).
% 2.63/1.73  thf(func_def_304, type, sK35: $i > $i > $i).
% 2.63/1.73  thf(func_def_307, type, sK38: $i > $o).
% 2.63/1.73  thf(func_def_309, type, sK40: $i > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_314, type, sK45: $i > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_328, type, sK59: $i > $o).
% 2.63/1.73  thf(func_def_329, type, sK60: $i > $o).
% 2.63/1.73  thf(func_def_330, type, sK61: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.63/1.73  thf(func_def_331, type, sK62: ($i > $o) > ($i > $o) > $i > $i > $i).
% 2.63/1.73  thf(func_def_332, type, sK63: $i > $o).
% 2.63/1.73  thf(func_def_335, type, sK66: $i > $o).
% 2.63/1.73  thf(func_def_338, type, sK69: $i > $i > ($i > $i) > $i).
% 2.63/1.73  thf(func_def_339, type, sK70: $i > $i).
% 2.63/1.73  thf(func_def_343, type, sK74: $i > $i > $i).
% 2.63/1.73  thf(func_def_344, type, sK75: $i > $i > $i).
% 2.63/1.73  thf(func_def_345, type, sK76: $i > $i > $i).
% 2.63/1.73  thf(func_def_346, type, sK77: $i > $i > $i).
% 2.63/1.73  thf(func_def_347, type, sK78: $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_348, type, sK79: $i > $i).
% 2.63/1.73  thf(func_def_349, type, sK80: $i > $i).
% 2.63/1.73  thf(func_def_350, type, sK81: $i > $i).
% 2.63/1.73  thf(func_def_351, type, sK82: $i > $i).
% 2.63/1.73  thf(func_def_352, type, sK83: $i > $i > $i).
% 2.63/1.73  thf(func_def_353, type, sK84: $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_354, type, sK85: $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_355, type, sK86: $i > $i > $i).
% 2.63/1.73  thf(func_def_356, type, sK87: $i > $i > $i).
% 2.63/1.73  thf(func_def_357, type, sK88: $i > $i).
% 2.63/1.73  thf(func_def_358, type, sK89: $i > $i > $i).
% 2.63/1.73  thf(func_def_360, type, sK91: $i > $i).
% 2.63/1.73  thf(func_def_361, type, sK92: $i > $i).
% 2.63/1.73  thf(func_def_362, type, sK93: $i > $o).
% 2.63/1.73  thf(func_def_363, type, sK94: $i > $i).
% 2.63/1.73  thf(func_def_364, type, sK95: ($i > $o) > $i).
% 2.63/1.73  thf(func_def_377, type, sK108: $i > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_378, type, sK109: $i > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_387, type, sK118: $i > $o).
% 2.63/1.73  thf(func_def_395, type, sK126: ($i > $o) > $i).
% 2.63/1.73  thf(func_def_396, type, sK127: $i > $o).
% 2.63/1.73  thf(func_def_397, type, sK128: $i > $i).
% 2.63/1.73  thf(func_def_398, type, sK129: $i > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_399, type, sK130: $i > $o).
% 2.63/1.73  thf(func_def_412, type, sK143: ($i > $o) > $i).
% 2.63/1.73  thf(func_def_413, type, sK144: $i > $o).
% 2.63/1.73  thf(func_def_414, type, sK145: $i > $o).
% 2.63/1.73  thf(func_def_419, type, sK150: $i > $i > $i).
% 2.63/1.73  thf(func_def_424, type, sK155: $i > $i).
% 2.63/1.73  thf(func_def_425, type, sK156: ($i > $i) > $i > $i > $i).
% 2.63/1.73  thf(func_def_428, type, sK159: $i > $i > $o).
% 2.63/1.73  thf(func_def_430, type, sK161: $i > $i).
% 2.63/1.73  thf(func_def_431, type, sK162: $i > $i).
% 2.63/1.73  thf(func_def_432, type, sK163: $i > ($i > $i > $o) > $i).
% 2.63/1.73  thf(func_def_433, type, sK164: $i > $i > ($i > $i > $o) > $i).
% 2.63/1.73  thf(func_def_434, type, sK165: $i > ($i > $i > $o) > $i).
% 2.63/1.73  thf(func_def_447, type, sK178: $i > $o).
% 2.63/1.73  thf(func_def_449, type, sK180: ($i > $o) > $i > $i).
% 2.63/1.73  thf(func_def_453, type, sK184: $i > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_454, type, sK185: $i > $o).
% 2.63/1.73  thf(func_def_465, type, sK196: $i > $i > $i).
% 2.63/1.73  thf(func_def_469, type, sK200: $i > $o).
% 2.63/1.73  thf(func_def_471, type, sK202: ($i > $o) > $i).
% 2.63/1.73  thf(func_def_472, type, sK203: ($i > $o) > $i).
% 2.63/1.73  thf(func_def_476, type, sK207: $i > $i > $o).
% 2.63/1.73  thf(func_def_495, type, sK226: $o > $i > $i > $i).
% 2.63/1.73  thf(func_def_505, type, sK236: $i > $o).
% 2.63/1.73  thf(func_def_507, type, sK238: $i > $o).
% 2.63/1.73  thf(func_def_512, type, sK243: $i > $o).
% 2.63/1.73  thf(func_def_523, type, sK254: $i > $o).
% 2.63/1.73  thf(func_def_536, type, sK267: $i > $o).
% 2.63/1.73  thf(func_def_538, type, sK269: ($i > $o) > $i > $i).
% 2.63/1.73  thf(func_def_548, type, sK279: ($i > $i) > $i > $i > $i).
% 2.63/1.73  thf(func_def_551, type, sK282: $i > $i).
% 2.63/1.73  thf(func_def_572, type, sK303: $i > $o).
% 2.63/1.73  thf(func_def_577, type, sK308: $i > $i).
% 2.63/1.73  thf(func_def_585, type, sK316: $i > $i).
% 2.63/1.73  thf(func_def_588, type, sK319: $i > $i > ($i > $i) > $i).
% 2.63/1.73  thf(func_def_600, type, sK331: $i > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_601, type, sK332: $i > $o).
% 2.63/1.73  thf(func_def_605, type, sK336: $i > $i > $i).
% 2.63/1.73  thf(func_def_618, type, sK349: $i > $o).
% 2.63/1.73  thf(func_def_622, type, sK353: $i > $i).
% 2.63/1.73  thf(func_def_630, type, sK361: $i > $o).
% 2.63/1.73  thf(func_def_640, type, sK371: ($i > $o) > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_641, type, sK372: ($i > $o) > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_642, type, sK373: $i > $o).
% 2.63/1.73  thf(func_def_643, type, sK374: $i > $o).
% 2.63/1.73  thf(func_def_652, type, sK383: $i > $i > $i).
% 2.63/1.73  thf(func_def_654, type, sK385: $i > $i).
% 2.63/1.73  thf(func_def_656, type, sK387: $i > ($i > $i) > $i > $i).
% 2.63/1.73  thf(func_def_677, type, sK408: $i > $i > $o).
% 2.63/1.73  thf(func_def_681, type, sK412: $i > ($i > $i) > $i > $i).
% 2.63/1.73  thf(func_def_683, type, sK414: $i > $i).
% 2.63/1.73  thf(func_def_689, type, sK420: $i > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_690, type, sK421: $i > $o).
% 2.63/1.73  thf(func_def_693, type, sK424: $i > $i > $o).
% 2.63/1.73  thf(func_def_705, type, sK436: $i > $i > $i).
% 2.63/1.73  thf(func_def_714, type, sK445: $i > $i > $i).
% 2.63/1.73  thf(func_def_735, type, sK466: $i > $i > $o).
% 2.63/1.73  thf(func_def_746, type, sK477: $i > $i > $o).
% 2.63/1.73  thf(func_def_751, type, sK482: $i > $i > $o).
% 2.63/1.73  thf(func_def_762, type, sK493: $i > $i > $i).
% 2.63/1.73  thf(func_def_775, type, sK506: $i > $i).
% 2.63/1.73  thf(func_def_776, type, sK507: $i > $i).
% 2.63/1.73  thf(func_def_783, type, sK514: $i > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_786, type, sK517: $i > $o).
% 2.63/1.73  thf(func_def_822, type, sK553: ($i > $o) > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_823, type, sK554: ($i > $o) > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_827, type, sK558: $i > $o).
% 2.63/1.73  thf(func_def_838, type, sK569: $i > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_846, type, sK577: ($i > $o) > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_847, type, sK578: ($i > $o) > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_848, type, sK579: $i > $o).
% 2.63/1.73  thf(func_def_849, type, sK580: $i > $o).
% 2.63/1.73  thf(func_def_850, type, sK581: $i > $i > $i).
% 2.63/1.73  thf(func_def_856, type, sK587: $i > $i).
% 2.63/1.73  thf(func_def_860, type, sK591: $i > $i).
% 2.63/1.73  thf(func_def_871, type, sK602: $i > $o).
% 2.63/1.73  thf(func_def_872, type, sK603: ($i > $o) > $i > $i > $i).
% 2.63/1.73  thf(func_def_886, type, sK617: $i > $o).
% 2.63/1.73  thf(func_def_894, type, sK625: $i > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_895, type, sK626: $i > $o).
% 2.63/1.73  thf(func_def_909, type, sK640: $i > $o).
% 2.63/1.73  thf(func_def_911, type, sK642: ($i > $o) > $i > $i).
% 2.63/1.73  thf(func_def_912, type, sK643: ($i > $o) > $i > $i).
% 2.63/1.73  thf(func_def_917, type, sK648: $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_918, type, sK649: $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_923, type, sK654: $i > $o).
% 2.63/1.73  thf(func_def_925, type, sK656: $i > ($i > $o) > $i).
% 2.63/1.73  thf(func_def_933, type, sK664: ($i > $o) > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_934, type, sK665: ($i > $o) > $i > $i > $i > $i).
% 2.63/1.73  thf(func_def_938, type, sK669: $i > $o).
% 2.63/1.73  thf(func_def_946, type, sK677: $i > $o).
% 2.63/1.73  thf(func_def_948, type, sK679: ($i > $o) > $i > $i).
% 2.63/1.73  thf(func_def_949, type, sK680: ($i > $o) > $i > $i).
% 2.63/1.73  thf(func_def_954, type, ph685: !>[X0: $tType]:(X0)).
% 2.63/1.73  thf(f4390,plain,(
% 2.63/1.73    $false),
% 2.63/1.73    inference(trivial_inequality_removal,[status(thm)],[f4382])).
% 2.63/1.73  thf(f4382,plain,(
% 2.63/1.73    ($true != $true)),
% 2.63/1.73    inference(superposition,[status(thm)],[f3370,f2652])).
% 2.63/1.73  thf(f2652,plain,(
% 2.63/1.73    ((in @ sK439 @ sK437) = $true)),
% 2.63/1.73    inference(cnf_transformation,[status(thm)],[f1630])).
% 2.63/1.73  thf(f1630,plain,(
% 2.63/1.73    (notinemptyset = $true) & (dsetconstrI = $true) & (setminusSubset1 = $true) & (binintersectEL = $true) & (kpairsurjEq = $true) & (emptyInPowerset = $true) & (setadjoinOr = $true) & (setukpairinjR2 = $true) & (setminusELneg = $true) & (symdiffI1 = $true) & (funcGraphProp4 = $true) & (emptysetAx = $true) & (omega0Ax = $true) & (cartprodfstpairEq = $true) & (emptysetimpfalse = $true) & (prop2setE = $true) & (dpsetconstrSub = $true) & (setadjoinE = $true) & (emptyI = $true) & (bs114d = $true) & (cartprodmempair = $true) & (ubforcartprodlem3 = $true) & (setminusILneg = $true) & (setunionsingleton2 = $true) & (eta2 = $true) & (setunionE2 = $true) & (subsetRefl = $true) & (binintersectER = $true) & (powersetsubset = $true) & (inCongP = $true) & (exuE3e = $true) & (subsetTrans = $true) & (powersetI = $true) & (kpairiskpair = $true) & (emptyinPowerset = $true) & (setminusLsub = $true) & (upairsetE = $true) & (setunionI = $true) & (cartprodpairmemEL = $true) & (setukpairIL = $true) & (setadjoinAx = $true) & (binunionLsub = $true) & (lamProp = $true) & (exu__Cong = $true) & (setextAx = $true) & (ex1E1 = $true) & (emptyE1 = $true) & (subsetI1 = $true) & (uniqinunit = $true) & (ex1I2 = $true) & (lam2lamEq = $true) & (exuE2 = $true) & (brelnall1 = $true) & (setadjoinSub = $true) & (binintersectSubset2 = $true) & (dpsetconstrEL1 = $true) & (prop2set2propI = $true) & (setminusER = $true) & (setminusSubset2 = $true) & (binintersectI = $true) & (ap2apEq1 = $true) & (binintersectSubset1 = $true) & (upairequniteq = $true) & (replAx = $true) & (dsetconstrEL = $true) & (iffalseProp1 = $true) & (setextsub = $true) & (quantDeMorgan1 = $true) & (eqinunit = $true) & (powersetE1 = $true) & (theprop = $true) & (setunionE = $true) & (powersetI1 = $true) & (dpsetconstrER = $true) & (exuE3u = $true) & (nonemptyI1 = $true) & (nonemptyE1 = $true) & (upairset2E = $true) & (binintersectSubset4 = $true) & (binunionRsub = $true) & (exuEu = $true) & (binunionIL = $true) & (exuE1 = $true) & (cartprodmempaircEq = $true) & (dsetconstr__Cong = $true) & (upairsetIL = $true) & (cartprodpairmemER = $true) & (setukpairinjR11 = $true) & (emptysetsubset = $true) & (omegaSAx = $true) & (cartprodpairin = $true) & (quantDeMorgan4 = $true) & (ex1E2 = $true) & (wellorderingAx = $true) & (notsubsetI = $true) & (setminusERneg = $true) & (notequalI2 = $true) & (funcGraphProp1 = $true) & (powerset__Cong = $true) & (setminusEL = $true) & (binintersectLsub = $true) & (omega__Cong = $true) & (noeltsimpempty = $true) & (eqimpsubset1 = $true) & (foundationAx = $true) & (singletoninpowunion = $true) & (cartprodpairsurjEq = $true) & (eqbreln = $true) & (eta1 = $true) & (setunionsingleton = $true) & (subsetemptysetimpeq = $true) & (funcGraphProp3 = $true) & (setadjoin__Cong = $true) & (binintersectSubset3 = $true) & (omegaIndAx = $true) & (cartprodfstin = $true) & (iffalseProp2 = $true) & (binunionEcases = $true) & (sepInPowerset = $true) & (ap2p = $true) & (subPowSU = $true) & (setminusI = $true) & (dpsetconstrERa = $true) & (setadjoinSub2 = $true) & (nonemptyI = $true) & (apProp = $true) & (emptysetE = $true) & (symdiffI2 = $true) & (prop2setI = $true) & (setadjoinIR = $true) & (symdiffIneg2 = $true) & (funcext2 = $true) & (app = $true) & (singletonprop = $true) & (((in @ sK439 @ sK437) = $true) & (($true != (in @ sK439 @ (dsetconstr @ sK437 @ (^[Y0 : $i]: ((sK438 & (sK439 = Y0)) | ((sK440 = Y0) & (~ sK438))))))) & ($true = sK438) & ((in @ sK440 @ sK437) = $true))) & (funcext = $true) & (setoftrueEq = $true) & (setadjoinIL = $true) & (ksndpairEq = $true) & (binunionE = $true) & (exuI3 = $true) & (emptyinunitempty = $true) & (lamp = $true) & (kfstpairEq = $true) & (upairinpowunion = $true) & (setunionAx = $true) & (setukpairinjL1 = $true) & (singletonsswitch = $true) & (subbreln = $true) & (singletonsuniq = $true) & (notinsingleton = $true) & (setunion__Cong = $true) & (dpsetconstrEL2 = $true) & (disjointsetsI1 = $true) & (binintersectRsub = $true) & (setukpairIR = $true) & (funcinfuncset = $true) & (setukpairinjL2 = $true) & (vacuousDall = $true) & (funcextLem = $true) & (ex1I = $true) & (inPowerset = $true) & (setunionsingleton1 = $true) & (setukpairinjL = $true) & (dsetconstrER = $true) & (upairsubunion = $true) & (subsetE = $true) & (quantDeMorgan2 = $true) & (setukpairinjR = $true) & (subset2powerset = $true) & (symdiffIneg1 = $true) & (cartprodsndpairEq = $true) & (eqimpsubset2 = $true) & (setukpairinjR12 = $true) & (notequalI1 = $true) & (exuI1 = $true) & (in__Cong = $true) & (kpairp = $true) & (descrp = $true) & (brelnall2 = $true) & (setminusIRneg = $true) & (secondinupair = $true) & (emptyset__Cong = $true) & (lam2p = $true) & (singletoninpowerset = $true) & (cartprodsndin = $true) & (cartprodmempair1 = $true) & (beta1 = $true) & (setukpairinjR1 = $true) & (subsetE2 = $true) & (ap2apEq2 = $true) & (setOfPairsIsBReln = $true) & (infuncsetfunc = $true) & (ubforcartprodlem1 = $true) & (sepSubset = $true) & (funcGraphProp2 = $true) & (kfstsingleton = $true) & (notdallE = $true) & (subsetI2 = $true) & (quantDeMorgan3 = $true) & (notdexE = $true) & (nonemptyImpWitness = $true) & (upairset2IR = $true) & (setbeta = $true) & (setext = $true) & (binunionIR = $true) & (singletonsubset = $true) & (powersetE = $true) & (descr__Cong = $true) & (symdiffE = $true) & (ksndsingleton = $true) & (dpsetconstrI = $true) & (ubforcartprodlem2 = $true) & (exuI2 = $true) & (beta2 = $true) & (funcImageSingleton = $true) & (binintersectSubset5 = $true) & (upairsetIR = $true) & (powersetAx = $true)),
% 2.63/1.73    inference(skolemisation,[status(esa),new_symbols(skolem,[sK437,sK438,sK439,sK440])],[f783,f1629,f1628])).
% 2.63/1.73  thf(f1628,plain,(
% 2.63/1.73    ? [X0 : $i,X1 : $o,X2 : $i] : (((in @ X2 @ X0) = $true) & ? [X3 : $i] : (((in @ X2 @ (dsetconstr @ X0 @ (^[Y0 : $i]: ((X1 & (X2 = Y0)) | ((X3 = Y0) & (~ X1)))))) != $true) & ($true = X1) & ($true = (in @ X3 @ X0)))) => (((in @ sK439 @ sK437) = $true) & ? [X3 : $i] : (((in @ sK439 @ (dsetconstr @ sK437 @ (^[Y0 : $i]: ((sK438 & (sK439 = Y0)) | ((X3 = Y0) & (~ sK438)))))) != $true) & ($true = sK438) & ((in @ X3 @ sK437) = $true)))),
% 2.63/1.73    introduced(definition,[],[choice_axiom])).
% 2.63/1.73  thf(f1629,plain,(
% 2.63/1.73    ? [X3 : $i] : (((in @ sK439 @ (dsetconstr @ sK437 @ (^[Y0 : $i]: ((sK438 & (sK439 = Y0)) | ((X3 = Y0) & (~ sK438)))))) != $true) & ($true = sK438) & ((in @ X3 @ sK437) = $true)) => (($true != (in @ sK439 @ (dsetconstr @ sK437 @ (^[Y0 : $i]: ((sK438 & (sK439 = Y0)) | ((sK440 = Y0) & (~ sK438))))))) & ($true = sK438) & ((in @ sK440 @ sK437) = $true))),
% 2.63/1.73    introduced(definition,[],[choice_axiom])).
% 2.63/1.73  thf(f783,plain,(
% 2.63/1.73    (notinemptyset = $true) & (dsetconstrI = $true) & (setminusSubset1 = $true) & (binintersectEL = $true) & (kpairsurjEq = $true) & (emptyInPowerset = $true) & (setadjoinOr = $true) & (setukpairinjR2 = $true) & (setminusELneg = $true) & (symdiffI1 = $true) & (funcGraphProp4 = $true) & (emptysetAx = $true) & (omega0Ax = $true) & (cartprodfstpairEq = $true) & (emptysetimpfalse = $true) & (prop2setE = $true) & (dpsetconstrSub = $true) & (setadjoinE = $true) & (emptyI = $true) & (bs114d = $true) & (cartprodmempair = $true) & (ubforcartprodlem3 = $true) & (setminusILneg = $true) & (setunionsingleton2 = $true) & (eta2 = $true) & (setunionE2 = $true) & (subsetRefl = $true) & (binintersectER = $true) & (powersetsubset = $true) & (inCongP = $true) & (exuE3e = $true) & (subsetTrans = $true) & (powersetI = $true) & (kpairiskpair = $true) & (emptyinPowerset = $true) & (setminusLsub = $true) & (upairsetE = $true) & (setunionI = $true) & (cartprodpairmemEL = $true) & (setukpairIL = $true) & (setadjoinAx = $true) & (binunionLsub = $true) & (lamProp = $true) & (exu__Cong = $true) & (setextAx = $true) & (ex1E1 = $true) & (emptyE1 = $true) & (subsetI1 = $true) & (uniqinunit = $true) & (ex1I2 = $true) & (lam2lamEq = $true) & (exuE2 = $true) & (brelnall1 = $true) & (setadjoinSub = $true) & (binintersectSubset2 = $true) & (dpsetconstrEL1 = $true) & (prop2set2propI = $true) & (setminusER = $true) & (setminusSubset2 = $true) & (binintersectI = $true) & (ap2apEq1 = $true) & (binintersectSubset1 = $true) & (upairequniteq = $true) & (replAx = $true) & (dsetconstrEL = $true) & (iffalseProp1 = $true) & (setextsub = $true) & (quantDeMorgan1 = $true) & (eqinunit = $true) & (powersetE1 = $true) & (theprop = $true) & (setunionE = $true) & (powersetI1 = $true) & (dpsetconstrER = $true) & (exuE3u = $true) & (nonemptyI1 = $true) & (nonemptyE1 = $true) & (upairset2E = $true) & (binintersectSubset4 = $true) & (binunionRsub = $true) & (exuEu = $true) & (binunionIL = $true) & (exuE1 = $true) & (cartprodmempaircEq = $true) & (dsetconstr__Cong = $true) & (upairsetIL = $true) & (cartprodpairmemER = $true) & (setukpairinjR11 = $true) & (emptysetsubset = $true) & (omegaSAx = $true) & (cartprodpairin = $true) & (quantDeMorgan4 = $true) & (ex1E2 = $true) & (wellorderingAx = $true) & (notsubsetI = $true) & (setminusERneg = $true) & (notequalI2 = $true) & (funcGraphProp1 = $true) & (powerset__Cong = $true) & (setminusEL = $true) & (binintersectLsub = $true) & (omega__Cong = $true) & (noeltsimpempty = $true) & (eqimpsubset1 = $true) & (foundationAx = $true) & (singletoninpowunion = $true) & (cartprodpairsurjEq = $true) & (eqbreln = $true) & (eta1 = $true) & (setunionsingleton = $true) & (subsetemptysetimpeq = $true) & (funcGraphProp3 = $true) & (setadjoin__Cong = $true) & (binintersectSubset3 = $true) & (omegaIndAx = $true) & (cartprodfstin = $true) & (iffalseProp2 = $true) & (binunionEcases = $true) & (sepInPowerset = $true) & (ap2p = $true) & (subPowSU = $true) & (setminusI = $true) & (dpsetconstrERa = $true) & (setadjoinSub2 = $true) & (nonemptyI = $true) & (apProp = $true) & (emptysetE = $true) & (symdiffI2 = $true) & (prop2setI = $true) & (setadjoinIR = $true) & (symdiffIneg2 = $true) & (funcext2 = $true) & (app = $true) & (singletonprop = $true) & ? [X0 : $i,X1 : $o,X2 : $i] : (((in @ X2 @ X0) = $true) & ? [X3 : $i] : (((in @ X2 @ (dsetconstr @ X0 @ (^[Y0 : $i]: ((X1 & (X2 = Y0)) | ((X3 = Y0) & (~ X1)))))) != $true) & ($true = X1) & ($true = (in @ X3 @ X0)))) & (funcext = $true) & (setoftrueEq = $true) & (setadjoinIL = $true) & (ksndpairEq = $true) & (binunionE = $true) & (exuI3 = $true) & (emptyinunitempty = $true) & (lamp = $true) & (kfstpairEq = $true) & (upairinpowunion = $true) & (setunionAx = $true) & (setukpairinjL1 = $true) & (singletonsswitch = $true) & (subbreln = $true) & (singletonsuniq = $true) & (notinsingleton = $true) & (setunion__Cong = $true) & (dpsetconstrEL2 = $true) & (disjointsetsI1 = $true) & (binintersectRsub = $true) & (setukpairIR = $true) & (funcinfuncset = $true) & (setukpairinjL2 = $true) & (vacuousDall = $true) & (funcextLem = $true) & (ex1I = $true) & (inPowerset = $true) & (setunionsingleton1 = $true) & (setukpairinjL = $true) & (dsetconstrER = $true) & (upairsubunion = $true) & (subsetE = $true) & (quantDeMorgan2 = $true) & (setukpairinjR = $true) & (subset2powerset = $true) & (symdiffIneg1 = $true) & (cartprodsndpairEq = $true) & (eqimpsubset2 = $true) & (setukpairinjR12 = $true) & (notequalI1 = $true) & (exuI1 = $true) & (in__Cong = $true) & (kpairp = $true) & (descrp = $true) & (brelnall2 = $true) & (setminusIRneg = $true) & (secondinupair = $true) & (emptyset__Cong = $true) & (lam2p = $true) & (singletoninpowerset = $true) & (cartprodsndin = $true) & (cartprodmempair1 = $true) & (beta1 = $true) & (setukpairinjR1 = $true) & (subsetE2 = $true) & (ap2apEq2 = $true) & (setOfPairsIsBReln = $true) & (infuncsetfunc = $true) & (ubforcartprodlem1 = $true) & (sepSubset = $true) & (funcGraphProp2 = $true) & (kfstsingleton = $true) & (notdallE = $true) & (subsetI2 = $true) & (quantDeMorgan3 = $true) & (notdexE = $true) & (nonemptyImpWitness = $true) & (upairset2IR = $true) & (setbeta = $true) & (setext = $true) & (binunionIR = $true) & (singletonsubset = $true) & (powersetE = $true) & (descr__Cong = $true) & (symdiffE = $true) & (ksndsingleton = $true) & (dpsetconstrI = $true) & (ubforcartprodlem2 = $true) & (exuI2 = $true) & (beta2 = $true) & (funcImageSingleton = $true) & (binintersectSubset5 = $true) & (upairsetIR = $true) & (powersetAx = $true)),
% 2.63/1.73    inference(flattening,[status(thm)],[f782])).
% 2.63/1.73  thf(f782,plain,(
% 2.63/1.73    (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((? [X0 : $i,X1 : $o,X2 : $i] : (? [X3 : $i] : ((((in @ X2 @ (dsetconstr @ X0 @ (^[Y0 : $i]: ((X1 & (X2 = Y0)) | ((X3 = Y0) & (~ X1)))))) != $true) & ($true = X1)) & ($true = (in @ X3 @ X0))) & ((in @ X2 @ X0) = $true)) & (iffalseProp2 = $true)) & (iffalseProp1 = $true)) & (eta2 = $true)) & (beta2 = $true)) & (lam2lamEq = $true)) & (eta1 = $true)) & (beta1 = $true)) & (ap2apEq2 = $true)) & (ap2apEq1 = $true)) & (funcext2 = $true)) & (funcext = $true)) & (eqbreln = $true)) & (subbreln = $true)) & (funcGraphProp4 = $true)) & (funcextLem = $true)) & (funcGraphProp2 = $true)) & (funcGraphProp3 = $true)) & (funcGraphProp1 = $true)) & (ex1E2 = $true)) & (brelnall2 = $true)) & (brelnall1 = $true)) & (lam2p = $true)) & (lamp = $true)) & (lamProp = $true)) & (funcinfuncset = $true)) & (ap2p = $true)) & (infuncsetfunc = $true)) & (app = $true)) & (apProp = $true)) & (funcImageSingleton = $true)) & (dpsetconstrER = $true)) & (dpsetconstrEL2 = $true)) & (dpsetconstrEL1 = $true)) & (dpsetconstrERa = $true)) & (setOfPairsIsBReln = $true)) & (dpsetconstrSub = $true)) & (dpsetconstrI = $true)) & (cartprodpairsurjEq = $true)) & (cartprodsndpairEq = $true)) & (cartprodfstpairEq = $true)) & (cartprodmempaircEq = $true)) & (cartprodpairmemER = $true)) & (cartprodpairmemEL = $true)) & (cartprodsndin = $true)) & (kpairsurjEq = $true)) & (ksndpairEq = $true)) & (ksndsingleton = $true)) & (setukpairinjR = $true)) & (setukpairinjR2 = $true)) & (upairequniteq = $true)) & (setukpairinjR1 = $true)) & (setukpairinjR12 = $true)) & (setukpairinjR11 = $true)) & (setukpairinjL = $true)) & (setukpairinjL2 = $true)) & (cartprodfstin = $true)) & (kfstpairEq = $true)) & (theprop = $true)) & (kfstsingleton = $true)) & (setukpairinjL1 = $true)) & (singletonsuniq = $true)) & (ex1I2 = $true)) & (ex1I = $true)) & (ex1E1 = $true)) & (singletonprop = $true)) & (setunionsingleton = $true)) & (setunionsingleton2 = $true)) & (setunionsingleton1 = $true)) & (setunionE2 = $true)) & (cartprodmempair = $true)) & (cartprodmempair1 = $true)) & (cartprodpairin = $true)) & (ubforcartprodlem3 = $true)) & (ubforcartprodlem2 = $true)) & (ubforcartprodlem1 = $true)) & (upairinpowunion = $true)) & (upairsubunion = $true)) & (upairset2E = $true)) & (singletoninpowunion = $true)) & (singletoninpowerset = $true)) & (singletonsubset = $true)) & (kpairp = $true)) & (kpairiskpair = $true)) & (setukpairIR = $true)) & (setukpairIL = $true)) & (secondinupair = $true)) & (symdiffIneg2 = $true)) & (symdiffIneg1 = $true)) & (symdiffI2 = $true)) & (symdiffI1 = $true)) & (symdiffE = $true)) & (setminusSubset1 = $true)) & (setminusLsub = $true)) & (setminusIRneg = $true)) & (setminusILneg = $true)) & (setminusELneg = $true)) & (setminusERneg = $true)) & (setminusSubset2 = $true)) & (setminusER = $true)) & (setminusEL = $true)) & (setminusI = $true)) & (bs114d = $true)) & (binintersectSubset1 = $true)) & (binintersectSubset4 = $true)) & (binintersectRsub = $true)) & (disjointsetsI1 = $true)) & (binintersectER = $true)) & (binintersectSubset3 = $true)) & (binintersectSubset2 = $true)) & (binintersectLsub = $true)) & (binintersectEL = $true)) & (binintersectSubset5 = $true)) & (binintersectI = $true)) & (binunionRsub = $true)) & (binunionLsub = $true)) & (binunionE = $true)) & (binunionEcases = $true)) & (binunionIR = $true)) & (upairset2IR = $true)) & (binunionIL = $true)) & (sepSubset = $true)) & (sepInPowerset = $true)) & (powersetsubset = $true)) & (inPowerset = $true)) & (powersetE1 = $true)) & (powersetI1 = $true)) & (subsetemptysetimpeq = $true)) & (setextsub = $true)) & (subset2powerset = $true)) & (setadjoinSub2 = $true)) & (setadjoinSub = $true)) & (subsetTrans = $true)) & (subsetRefl = $true)) & (notequalI2 = $true)) & (notequalI1 = $true)) & (notsubsetI = $true)) & (subsetE2 = $true)) & (subsetE = $true)) & (emptysetsubset = $true)) & (subsetI2 = $true)) & (eqimpsubset1 = $true)) & (eqimpsubset2 = $true)) & (subsetI1 = $true)) & (dsetconstr__Cong = $true)) & (descr__Cong = $true)) & (exuEu = $true)) & (omega__Cong = $true)) & (setunion__Cong = $true)) & (powerset__Cong = $true)) & (setadjoin__Cong = $true)) & (emptyset__Cong = $true)) & (exu__Cong = $true)) & (exuE3u = $true)) & (in__Cong = $true)) & (inCongP = $true)) & (exuI2 = $true)) & (exuI3 = $true)) & (exuI1 = $true)) & (notdallE = $true)) & (notdexE = $true)) & (prop2set2propI = $true)) & (prop2setI = $true)) & (quantDeMorgan4 = $true)) & (quantDeMorgan3 = $true)) & (quantDeMorgan2 = $true)) & (quantDeMorgan1 = $true)) & (vacuousDall = $true)) & (emptyE1 = $true)) & (upairsetIR = $true)) & (upairsetIL = $true)) & (upairsetE = $true)) & (singletonsswitch = $true)) & (eqinunit = $true)) & (notinsingleton = $true)) & (uniqinunit = $true)) & (nonemptyImpWitness = $true)) & (exuE2 = $true)) & (subPowSU = $true)) & (setunionE = $true)) & (setunionI = $true)) & (powersetE = $true)) & (emptyInPowerset = $true)) & (emptyinPowerset = $true)) & (powersetI = $true)) & (setoftrueEq = $true)) & (setadjoinOr = $true)) & (setadjoinE = $true)) & (setadjoinIR = $true)) & (emptyinunitempty = $true)) & (setadjoinIL = $true)) & (nonemptyI1 = $true)) & (nonemptyI = $true)) & (nonemptyE1 = $true)) & (setbeta = $true)) & (noeltsimpempty = $true)) & (emptyI = $true)) & (setext = $true)) & (exuE3e = $true)) & (notinemptyset = $true)) & (emptysetimpfalse = $true)) & (emptysetE = $true)) & (prop2setE = $true)) & (exuE1 = $true)) & (dsetconstrER = $true)) & (dsetconstrEL = $true)) & (dsetconstrI = $true)) & (descrp = $true)) & (wellorderingAx = $true)) & (foundationAx = $true)) & (replAx = $true)) & (omegaIndAx = $true)) & (omegaSAx = $true)) & (omega0Ax = $true)) & (setunionAx = $true)) & (powersetAx = $true)) & (setadjoinAx = $true)) & (emptysetAx = $true)) & (setextAx = $true)),
% 2.63/1.73    inference(ennf_transformation,[status(thm)],[f270])).
% 2.63/1.73  thf(f270,plain,(
% 2.63/1.73    ~((setextAx = $true) => ((emptysetAx = $true) => ((setadjoinAx = $true) => ((powersetAx = $true) => ((setunionAx = $true) => ((omega0Ax = $true) => ((omegaSAx = $true) => ((omegaIndAx = $true) => ((replAx = $true) => ((foundationAx = $true) => ((wellorderingAx = $true) => ((descrp = $true) => ((dsetconstrI = $true) => ((dsetconstrEL = $true) => ((dsetconstrER = $true) => ((exuE1 = $true) => ((prop2setE = $true) => ((emptysetE = $true) => ((emptysetimpfalse = $true) => ((notinemptyset = $true) => ((exuE3e = $true) => ((setext = $true) => ((emptyI = $true) => ((noeltsimpempty = $true) => ((setbeta = $true) => ((nonemptyE1 = $true) => ((nonemptyI = $true) => ((nonemptyI1 = $true) => ((setadjoinIL = $true) => ((emptyinunitempty = $true) => ((setadjoinIR = $true) => ((setadjoinE = $true) => ((setadjoinOr = $true) => ((setoftrueEq = $true) => ((powersetI = $true) => ((emptyinPowerset = $true) => ((emptyInPowerset = $true) => ((powersetE = $true) => ((setunionI = $true) => ((setunionE = $true) => ((subPowSU = $true) => ((exuE2 = $true) => ((nonemptyImpWitness = $true) => ((uniqinunit = $true) => ((notinsingleton = $true) => ((eqinunit = $true) => ((singletonsswitch = $true) => ((upairsetE = $true) => ((upairsetIL = $true) => ((upairsetIR = $true) => ((emptyE1 = $true) => ((vacuousDall = $true) => ((quantDeMorgan1 = $true) => ((quantDeMorgan2 = $true) => ((quantDeMorgan3 = $true) => ((quantDeMorgan4 = $true) => ((prop2setI = $true) => ((prop2set2propI = $true) => ((notdexE = $true) => ((notdallE = $true) => ((exuI1 = $true) => ((exuI3 = $true) => ((exuI2 = $true) => ((inCongP = $true) => ((in__Cong = $true) => ((exuE3u = $true) => ((exu__Cong = $true) => ((emptyset__Cong = $true) => ((setadjoin__Cong = $true) => ((powerset__Cong = $true) => ((setunion__Cong = $true) => ((omega__Cong = $true) => ((exuEu = $true) => ((descr__Cong = $true) => ((dsetconstr__Cong = $true) => ((subsetI1 = $true) => ((eqimpsubset2 = $true) => ((eqimpsubset1 = $true) => ((subsetI2 = $true) => ((emptysetsubset = $true) => ((subsetE = $true) => ((subsetE2 = $true) => ((notsubsetI = $true) => ((notequalI1 = $true) => ((notequalI2 = $true) => ((subsetRefl = $true) => ((subsetTrans = $true) => ((setadjoinSub = $true) => ((setadjoinSub2 = $true) => ((subset2powerset = $true) => ((setextsub = $true) => ((subsetemptysetimpeq = $true) => ((powersetI1 = $true) => ((powersetE1 = $true) => ((inPowerset = $true) => ((powersetsubset = $true) => ((sepInPowerset = $true) => ((sepSubset = $true) => ((binunionIL = $true) => ((upairset2IR = $true) => ((binunionIR = $true) => ((binunionEcases = $true) => ((binunionE = $true) => ((binunionLsub = $true) => ((binunionRsub = $true) => ((binintersectI = $true) => ((binintersectSubset5 = $true) => ((binintersectEL = $true) => ((binintersectLsub = $true) => ((binintersectSubset2 = $true) => ((binintersectSubset3 = $true) => ((binintersectER = $true) => ((disjointsetsI1 = $true) => ((binintersectRsub = $true) => ((binintersectSubset4 = $true) => ((binintersectSubset1 = $true) => ((bs114d = $true) => ((setminusI = $true) => ((setminusEL = $true) => ((setminusER = $true) => ((setminusSubset2 = $true) => ((setminusERneg = $true) => ((setminusELneg = $true) => ((setminusILneg = $true) => ((setminusIRneg = $true) => ((setminusLsub = $true) => ((setminusSubset1 = $true) => ((symdiffE = $true) => ((symdiffI1 = $true) => ((symdiffI2 = $true) => ((symdiffIneg1 = $true) => ((symdiffIneg2 = $true) => ((secondinupair = $true) => ((setukpairIL = $true) => ((setukpairIR = $true) => ((kpairiskpair = $true) => ((kpairp = $true) => ((singletonsubset = $true) => ((singletoninpowerset = $true) => ((singletoninpowunion = $true) => ((upairset2E = $true) => ((upairsubunion = $true) => ((upairinpowunion = $true) => ((ubforcartprodlem1 = $true) => ((ubforcartprodlem2 = $true) => ((ubforcartprodlem3 = $true) => ((cartprodpairin = $true) => ((cartprodmempair1 = $true) => ((cartprodmempair = $true) => ((setunionE2 = $true) => ((setunionsingleton1 = $true) => ((setunionsingleton2 = $true) => ((setunionsingleton = $true) => ((singletonprop = $true) => ((ex1E1 = $true) => ((ex1I = $true) => ((ex1I2 = $true) => ((singletonsuniq = $true) => ((setukpairinjL1 = $true) => ((kfstsingleton = $true) => ((theprop = $true) => ((kfstpairEq = $true) => ((cartprodfstin = $true) => ((setukpairinjL2 = $true) => ((setukpairinjL = $true) => ((setukpairinjR11 = $true) => ((setukpairinjR12 = $true) => ((setukpairinjR1 = $true) => ((upairequniteq = $true) => ((setukpairinjR2 = $true) => ((setukpairinjR = $true) => ((ksndsingleton = $true) => ((ksndpairEq = $true) => ((kpairsurjEq = $true) => ((cartprodsndin = $true) => ((cartprodpairmemEL = $true) => ((cartprodpairmemER = $true) => ((cartprodmempaircEq = $true) => ((cartprodfstpairEq = $true) => ((cartprodsndpairEq = $true) => ((cartprodpairsurjEq = $true) => ((dpsetconstrI = $true) => ((dpsetconstrSub = $true) => ((setOfPairsIsBReln = $true) => ((dpsetconstrERa = $true) => ((dpsetconstrEL1 = $true) => ((dpsetconstrEL2 = $true) => ((dpsetconstrER = $true) => ((funcImageSingleton = $true) => ((apProp = $true) => ((app = $true) => ((infuncsetfunc = $true) => ((ap2p = $true) => ((funcinfuncset = $true) => ((lamProp = $true) => ((lamp = $true) => ((lam2p = $true) => ((brelnall1 = $true) => ((brelnall2 = $true) => ((ex1E2 = $true) => ((funcGraphProp1 = $true) => ((funcGraphProp3 = $true) => ((funcGraphProp2 = $true) => ((funcextLem = $true) => ((funcGraphProp4 = $true) => ((subbreln = $true) => ((eqbreln = $true) => ((funcext = $true) => ((funcext2 = $true) => ((ap2apEq1 = $true) => ((ap2apEq2 = $true) => ((beta1 = $true) => ((eta1 = $true) => ((lam2lamEq = $true) => ((beta2 = $true) => ((eta2 = $true) => ((iffalseProp1 = $true) => ((iffalseProp2 = $true) => ! [X0 : $i,X1 : $o,X2 : $i] : (((in @ X2 @ X0) = $true) => ! [X3 : $i] : (($true = (in @ X3 @ X0)) => (($true = X1) => ((in @ X2 @ (dsetconstr @ X0 @ (^[Y0 : $i]: ((X1 & (X2 = Y0)) | ((X3 = Y0) & (~ X1)))))) = $true))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.63/1.73    inference(fool_elimination,[status(thm)],[f269])).
% 2.63/1.73  thf(f269,plain,(
% 2.63/1.73    ~(setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => ! [X0 : $i,X1 : $o,X2 : $i] : ((in @ X2 @ X0) => ! [X3 : $i] : ((in @ X3 @ X0) => (X1 => (in @ X2 @ (dsetconstr @ X0 @ (^[X4 : $i] : ((~X1 & (X3 = X4)) | ((X2 = X4) & X1))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.63/1.73    inference(rectify,[status(thm)],[f225])).
% 2.63/1.73  thf(f225,negated_conjecture,(
% 2.63/1.73    ~(setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => ! [X3 : $i,X0 : $o,X1 : $i] : ((in @ X1 @ X3) => ! [X2 : $i] : ((in @ X2 @ X3) => (X0 => (in @ X1 @ (dsetconstr @ X3 @ (^[X8 : $i] : ((~X0 & (X2 = X8)) | ((X1 = X8) & X0))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.63/1.73    inference(negated_conjecture,[status(cth)],[f224])).
% 2.63/1.73  thf(f224,conjecture,(
% 2.63/1.73    setextAx => (emptysetAx => (setadjoinAx => (powersetAx => (setunionAx => (omega0Ax => (omegaSAx => (omegaIndAx => (replAx => (foundationAx => (wellorderingAx => (descrp => (dsetconstrI => (dsetconstrEL => (dsetconstrER => (exuE1 => (prop2setE => (emptysetE => (emptysetimpfalse => (notinemptyset => (exuE3e => (setext => (emptyI => (noeltsimpempty => (setbeta => (nonemptyE1 => (nonemptyI => (nonemptyI1 => (setadjoinIL => (emptyinunitempty => (setadjoinIR => (setadjoinE => (setadjoinOr => (setoftrueEq => (powersetI => (emptyinPowerset => (emptyInPowerset => (powersetE => (setunionI => (setunionE => (subPowSU => (exuE2 => (nonemptyImpWitness => (uniqinunit => (notinsingleton => (eqinunit => (singletonsswitch => (upairsetE => (upairsetIL => (upairsetIR => (emptyE1 => (vacuousDall => (quantDeMorgan1 => (quantDeMorgan2 => (quantDeMorgan3 => (quantDeMorgan4 => (prop2setI => (prop2set2propI => (notdexE => (notdallE => (exuI1 => (exuI3 => (exuI2 => (inCongP => (in__Cong => (exuE3u => (exu__Cong => (emptyset__Cong => (setadjoin__Cong => (powerset__Cong => (setunion__Cong => (omega__Cong => (exuEu => (descr__Cong => (dsetconstr__Cong => (subsetI1 => (eqimpsubset2 => (eqimpsubset1 => (subsetI2 => (emptysetsubset => (subsetE => (subsetE2 => (notsubsetI => (notequalI1 => (notequalI2 => (subsetRefl => (subsetTrans => (setadjoinSub => (setadjoinSub2 => (subset2powerset => (setextsub => (subsetemptysetimpeq => (powersetI1 => (powersetE1 => (inPowerset => (powersetsubset => (sepInPowerset => (sepSubset => (binunionIL => (upairset2IR => (binunionIR => (binunionEcases => (binunionE => (binunionLsub => (binunionRsub => (binintersectI => (binintersectSubset5 => (binintersectEL => (binintersectLsub => (binintersectSubset2 => (binintersectSubset3 => (binintersectER => (disjointsetsI1 => (binintersectRsub => (binintersectSubset4 => (binintersectSubset1 => (bs114d => (setminusI => (setminusEL => (setminusER => (setminusSubset2 => (setminusERneg => (setminusELneg => (setminusILneg => (setminusIRneg => (setminusLsub => (setminusSubset1 => (symdiffE => (symdiffI1 => (symdiffI2 => (symdiffIneg1 => (symdiffIneg2 => (secondinupair => (setukpairIL => (setukpairIR => (kpairiskpair => (kpairp => (singletonsubset => (singletoninpowerset => (singletoninpowunion => (upairset2E => (upairsubunion => (upairinpowunion => (ubforcartprodlem1 => (ubforcartprodlem2 => (ubforcartprodlem3 => (cartprodpairin => (cartprodmempair1 => (cartprodmempair => (setunionE2 => (setunionsingleton1 => (setunionsingleton2 => (setunionsingleton => (singletonprop => (ex1E1 => (ex1I => (ex1I2 => (singletonsuniq => (setukpairinjL1 => (kfstsingleton => (theprop => (kfstpairEq => (cartprodfstin => (setukpairinjL2 => (setukpairinjL => (setukpairinjR11 => (setukpairinjR12 => (setukpairinjR1 => (upairequniteq => (setukpairinjR2 => (setukpairinjR => (ksndsingleton => (ksndpairEq => (kpairsurjEq => (cartprodsndin => (cartprodpairmemEL => (cartprodpairmemER => (cartprodmempaircEq => (cartprodfstpairEq => (cartprodsndpairEq => (cartprodpairsurjEq => (dpsetconstrI => (dpsetconstrSub => (setOfPairsIsBReln => (dpsetconstrERa => (dpsetconstrEL1 => (dpsetconstrEL2 => (dpsetconstrER => (funcImageSingleton => (apProp => (app => (infuncsetfunc => (ap2p => (funcinfuncset => (lamProp => (lamp => (lam2p => (brelnall1 => (brelnall2 => (ex1E2 => (funcGraphProp1 => (funcGraphProp3 => (funcGraphProp2 => (funcextLem => (funcGraphProp4 => (subbreln => (eqbreln => (funcext => (funcext2 => (ap2apEq1 => (ap2apEq2 => (beta1 => (eta1 => (lam2lamEq => (beta2 => (eta2 => (iffalseProp1 => (iffalseProp2 => ! [X3 : $i,X0 : $o,X1 : $i] : ((in @ X1 @ X3) => ! [X2 : $i] : ((in @ X2 @ X3) => (X0 => (in @ X1 @ (dsetconstr @ X3 @ (^[X8 : $i] : ((~X0 & (X2 = X8)) | ((X1 = X8) & X0)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 2.63/1.73    file('/export/starexec/sandbox/tmp/tmp.WXCXhvSF6w/DTF2THF_6151.p',iftrueProp1)).
% 2.63/1.73  thf(f3370,plain,(
% 2.63/1.73    ((in @ sK439 @ sK437) != $true)),
% 2.63/1.73    inference(trivial_inequality_removal,[status(thm)],[f3369])).
% 2.63/1.73  thf(f3369,plain,(
% 2.63/1.73    ($false = $true) | ((in @ sK439 @ sK437) != $true)),
% 2.63/1.73    inference(forward_demodulation,[status(thm)],[f3368,f2650])).
% 2.63/1.73  thf(f2650,plain,(
% 2.63/1.73    ($true = sK438)),
% 2.63/1.73    inference(cnf_transformation,[status(thm)],[f1630])).
% 2.63/1.73  thf(f3368,plain,(
% 2.63/1.73    ($false = sK438) | ((in @ sK439 @ sK437) != $true)),
% 2.63/1.73    inference(trivial_inequality_removal,[status(thm)],[f3367])).
% 2.63/1.73  thf(f3367,plain,(
% 2.63/1.73    ($true != $true) | ($false = sK438) | ((in @ sK439 @ sK437) != $true)),
% 2.63/1.73    inference(forward_demodulation,[status(thm)],[f3285,f2785])).
% 2.63/1.73  thf(f2785,plain,(
% 2.63/1.73    (dsetconstrI = $true)),
% 2.63/1.73    inference(cnf_transformation,[status(thm)],[f1630])).
% 2.63/1.73  thf(f3285,plain,(
% 2.63/1.73    (dsetconstrI != $true) | ((in @ sK439 @ sK437) != $true) | ($false = sK438)),
% 2.63/1.73    inference(binary_proxy_clausification,[status(thm)],[f3283])).
% 2.63/1.73  thf(f3283,plain,(
% 2.63/1.73    ((sK438 | ((sK440 = sK439) & (~ sK438))) != $true) | (dsetconstrI != $true) | ((in @ sK439 @ sK437) != $true)),
% 2.63/1.73    inference(boolean_simplification,[status(thm)],[f3282])).
% 2.63/1.73  thf(f3282,plain,(
% 2.63/1.73    ((in @ sK439 @ sK437) != $true) | ($true != ((sK438 & $true) | ((sK440 = sK439) & (~ sK438)))) | (dsetconstrI != $true)),
% 2.63/1.73    inference(boolean_simplification,[status(thm)],[f3281])).
% 2.63/1.73  thf(f3281,plain,(
% 2.63/1.73    (((sK438 & (sK439 = sK439)) | ((sK440 = sK439) & (~ sK438))) != $true) | (dsetconstrI != $true) | ((in @ sK439 @ sK437) != $true)),
% 2.63/1.73    inference(beta_eta_normalization,[status(thm)],[f3280])).
% 2.63/1.73  thf(f3280,plain,(
% 2.63/1.73    (((^[Y0 : $i]: ((sK438 & (sK439 = Y0)) | ((sK440 = Y0) & (~ sK438)))) @ sK439) != $true) | ((in @ sK439 @ sK437) != $true) | (dsetconstrI != $true)),
% 2.63/1.73    inference(trivial_inequality_removal,[status(thm)],[f3264])).
% 2.63/1.73  thf(f3264,plain,(
% 2.63/1.73    ((in @ sK439 @ sK437) != $true) | (dsetconstrI != $true) | (((^[Y0 : $i]: ((sK438 & (sK439 = Y0)) | ((sK440 = Y0) & (~ sK438)))) @ sK439) != $true) | ($true != $true)),
% 2.63/1.73    inference(superposition,[status(thm)],[f2651,f3179])).
% 2.63/1.73  thf(f3179,plain,(
% 2.63/1.73    ( ! [X2 : $i,X0 : $i,X1 : $i > $o] : (((in @ X0 @ (dsetconstr @ X2 @ X1)) = $true) | ((in @ X0 @ X2) != $true) | ((X1 @ X0) != $true) | (dsetconstrI != $true)) )),
% 2.63/1.73    inference(beta_eta_normalization,[status(thm)],[f2312])).
% 2.63/1.73  thf(f2312,plain,(
% 2.63/1.73    ( ! [X2 : $i,X0 : $i,X1 : $i > $o] : ((dsetconstrI != $true) | ((in @ X0 @ X2) != $true) | ((X1 @ X0) != $true) | ((in @ X0 @ (dsetconstr @ X2 @ (^[Y0 : $i]: (X1 @ Y0)))) = $true)) )),
% 2.63/1.73    inference(cnf_transformation,[status(thm)],[f1312])).
% 2.63/1.73  thf(f1312,plain,(
% 2.63/1.73    (! [X0 : $i,X1 : $i > $o,X2 : $i] : (((X1 @ X0) != $true) | ((in @ X0 @ X2) != $true) | ((in @ X0 @ (dsetconstr @ X2 @ (^[Y0 : $i]: (X1 @ Y0)))) = $true)) | (dsetconstrI != $true)) & ((dsetconstrI = $true) | (((sK238 @ sK237) = $true) & ((in @ sK237 @ sK239) = $true) & ((in @ sK237 @ (dsetconstr @ sK239 @ (^[Y0 : $i]: (sK238 @ Y0)))) != $true)))),
% 2.63/1.73    inference(skolemisation,[status(esa),new_symbols(skolem,[sK237,sK238,sK239])],[f1310,f1311])).
% 2.63/1.73  thf(f1311,plain,(
% 2.63/1.73    ? [X3 : $i,X4 : $i > $o,X5 : $i] : (($true = (X4 @ X3)) & ((in @ X3 @ X5) = $true) & ((in @ X3 @ (dsetconstr @ X5 @ (^[Y0 : $i]: (X4 @ Y0)))) != $true)) => (((sK238 @ sK237) = $true) & ((in @ sK237 @ sK239) = $true) & ((in @ sK237 @ (dsetconstr @ sK239 @ (^[Y0 : $i]: (sK238 @ Y0)))) != $true))),
% 2.63/1.73    introduced(definition,[],[choice_axiom])).
% 2.63/1.73  thf(f1310,plain,(
% 2.63/1.73    (! [X0 : $i,X1 : $i > $o,X2 : $i] : (((X1 @ X0) != $true) | ((in @ X0 @ X2) != $true) | ((in @ X0 @ (dsetconstr @ X2 @ (^[Y0 : $i]: (X1 @ Y0)))) = $true)) | (dsetconstrI != $true)) & ((dsetconstrI = $true) | ? [X3 : $i,X4 : $i > $o,X5 : $i] : (($true = (X4 @ X3)) & ((in @ X3 @ X5) = $true) & ((in @ X3 @ (dsetconstr @ X5 @ (^[Y0 : $i]: (X4 @ Y0)))) != $true)))),
% 2.63/1.73    inference(rectify,[status(thm)],[f1309])).
% 2.63/1.73  thf(f1309,plain,(
% 2.63/1.73    (! [X0 : $i,X1 : $i > $o,X2 : $i] : (((X1 @ X0) != $true) | ((in @ X0 @ X2) != $true) | ((in @ X0 @ (dsetconstr @ X2 @ (^[Y0 : $i]: (X1 @ Y0)))) = $true)) | (dsetconstrI != $true)) & ((dsetconstrI = $true) | ? [X0 : $i,X1 : $i > $o,X2 : $i] : (((X1 @ X0) = $true) & ((in @ X0 @ X2) = $true) & ((in @ X0 @ (dsetconstr @ X2 @ (^[Y0 : $i]: (X1 @ Y0)))) != $true)))),
% 2.63/1.73    inference(nnf_transformation,[status(thm)],[f761])).
% 2.63/1.73  thf(f761,plain,(
% 2.63/1.73    ! [X0 : $i,X1 : $i > $o,X2 : $i] : (((X1 @ X0) != $true) | ((in @ X0 @ X2) != $true) | ((in @ X0 @ (dsetconstr @ X2 @ (^[Y0 : $i]: (X1 @ Y0)))) = $true)) <=> (dsetconstrI = $true)),
% 2.63/1.73    inference(flattening,[status(thm)],[f760])).
% 2.63/1.73  thf(f760,plain,(
% 2.63/1.73    (dsetconstrI = $true) <=> ! [X0 : $i,X1 : $i > $o,X2 : $i] : ((((in @ X0 @ (dsetconstr @ X2 @ (^[Y0 : $i]: (X1 @ Y0)))) = $true) | ((X1 @ X0) != $true)) | ((in @ X0 @ X2) != $true))),
% 2.63/1.73    inference(ennf_transformation,[status(thm)],[f398])).
% 2.63/1.73  thf(f398,plain,(
% 2.63/1.73    (dsetconstrI = $true) <=> ! [X0 : $i,X1 : $i > $o,X2 : $i] : (((in @ X0 @ X2) = $true) => (((X1 @ X0) = $true) => ((in @ X0 @ (dsetconstr @ X2 @ (^[Y0 : $i]: (X1 @ Y0)))) = $true)))),
% 2.63/1.73    inference(fool_elimination,[status(thm)],[f397])).
% 2.63/1.73  thf(f397,plain,(
% 2.63/1.73    (dsetconstrI = ! [X0 : $i,X1 : $i > $o,X2 : $i] : ((in @ X0 @ X2) => ((X1 @ X0) => (in @ X0 @ (dsetconstr @ X2 @ (^[X3 : $i] : (X1 @ X3)))))))),
% 2.63/1.73    inference(rectify,[status(thm)],[f14])).
% 2.63/1.73  thf(f14,axiom,(
% 2.63/1.73    (dsetconstrI = ! [X1 : $i,X0 : $i > $o,X3 : $i] : ((in @ X1 @ X3) => ((X0 @ X1) => (in @ X1 @ (dsetconstr @ X3 @ (^[X2 : $i] : (X0 @ X2)))))))),
% 2.63/1.73    file('/export/starexec/sandbox/tmp/tmp.WXCXhvSF6w/DTF2THF_6151.p',dsetconstrI)).
% 2.63/1.73  thf(f2651,plain,(
% 2.63/1.73    ($true != (in @ sK439 @ (dsetconstr @ sK437 @ (^[Y0 : $i]: ((sK438 & (sK439 = Y0)) | ((sK440 = Y0) & (~ sK438)))))))),
% 2.63/1.73    inference(cnf_transformation,[status(thm)],[f1630])).
% 2.63/1.73  % SZS output end Proof for DTF2THF_6151
% 2.63/1.73  % (6464)------------------------------
% 2.63/1.73  % (6464)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 2.63/1.73  % (6464)Termination reason: Refutation
% 2.63/1.73  
% 2.63/1.73  % (6464)Memory used [KB]: 9722
% 2.63/1.73  % (6464)Time elapsed: 0.132 s
% 2.63/1.73  % (6464)Instructions burned: 440 (million)
% 2.63/1.73  % (6464)------------------------------
% 2.63/1.73  % (6464)------------------------------
% 2.63/1.73  % (6441)Success in time 0.207 s
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