↑ Up

Zipperpin---2.1.9999.THM-Ref.s

View TPTP
Problem
Process solution in
SystemOnTSTP
Download .tgz
%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SEU652^1 : TPTP v9.2.0. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.bxfKXN4lo7 true

% Computer : n027.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 : Thu Oct  2 04:55:34 PM UTC 2025

% Result   : Theorem 2.91s 1.41s
% Output   : Refutation 2.91s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.01/0.14  % Problem  : SEU652^1 : TPTP v9.2.0. Released v3.7.0.
% 0.10/0.15  % Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.bxfKXN4lo7 true
% 0.11/0.36  % Computer : n027.cluster.edu
% 0.11/0.36  % Model    : x86_64 x86_64
% 0.11/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.36  % Memory   : 8042.1875MB
% 0.11/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.36  % CPULimit : 300
% 0.11/0.36  % WCLimit  : 300
% 0.11/0.36  % DateTime : Wed Oct  1 16:07:53 EDT 2025
% 0.11/0.36  % CPUTime  : 
% 0.11/0.36  % Running portfolio for 300 s
% 0.11/0.36  % File         : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.36  % Number of cores: 8
% 0.11/0.37  % Python version: Python 3.6.8
% 0.11/0.37  % Running in HO mode
% 0.50/0.66  % Total configuration time : 828
% 0.50/0.66  % Estimated wc time : 1656
% 0.50/0.66  % Estimated cpu time (8 cpus) : 207.0
% 0.51/0.75  % /export/starexec/sandbox/solver/bin/lams/40_c.s.sh running for 80s
% 0.51/0.84  % /export/starexec/sandbox/solver/bin/lams/35_full_unif4.sh running for 80s
% 0.51/0.86  % /export/starexec/sandbox/solver/bin/lams/40_c_ic.sh running for 80s
% 0.51/0.87  % /export/starexec/sandbox/solver/bin/lams/40_noforms.sh running for 90s
% 0.52/0.98  % /export/starexec/sandbox/solver/bin/lams/40_b.comb.sh running for 70s
% 0.52/1.00  % /export/starexec/sandbox/solver/bin/lams/15_e_short1.sh running for 30s
% 0.52/1.01  % /export/starexec/sandbox/solver/bin/lams/20_acsne_simpl.sh running for 40s
% 0.52/1.02  % /export/starexec/sandbox/solver/bin/lams/30_sp5.sh running for 60s
% 2.91/1.41  % Solved by lams/40_c_ic.sh.
% 2.91/1.41  % done 199 iterations in 0.357s
% 2.91/1.41  % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 2.91/1.41  % SZS output start Refutation
% 2.91/1.41  thf(setadjoinAx_type, type, setadjoinAx: $o).
% 2.91/1.41  thf(notdexE_type, type, notdexE: $o).
% 2.91/1.41  thf(kfstpairEq_type, type, kfstpairEq: $o).
% 2.91/1.41  thf(setunionAx_type, type, setunionAx: $o).
% 2.91/1.41  thf(setminusELneg_type, type, setminusELneg: $o).
% 2.91/1.41  thf(powersetE_type, type, powersetE: $o).
% 2.91/1.41  thf(omegaSAx_type, type, omegaSAx: $o).
% 2.91/1.41  thf(exuI1_type, type, exuI1: $o).
% 2.91/1.41  thf(exuI2_type, type, exuI2: $o).
% 2.91/1.41  thf(notequalI2_type, type, notequalI2: $o).
% 2.91/1.41  thf(setukpairIR_type, type, setukpairIR: $o).
% 2.91/1.41  thf(sk__59_type, type, sk__59: $i).
% 2.91/1.41  thf(powerset__Cong_type, type, powerset__Cong: $o).
% 2.91/1.41  thf(setminusILneg_type, type, setminusILneg: $o).
% 2.91/1.41  thf(wellorderingAx_type, type, wellorderingAx: $o).
% 2.91/1.41  thf(setadjoinSub2_type, type, setadjoinSub2: $o).
% 2.91/1.41  thf(binintersectSubset5_type, type, binintersectSubset5: $o).
% 2.91/1.41  thf(upairsubunion_type, type, upairsubunion: $o).
% 2.91/1.41  thf(setoftrueEq_type, type, setoftrueEq: $o).
% 2.91/1.41  thf(emptyset__Cong_type, type, emptyset__Cong: $o).
% 2.91/1.41  thf(sepInPowerset_type, type, sepInPowerset: $o).
% 2.91/1.41  thf(setukpairIL_type, type, setukpairIL: $o).
% 2.91/1.41  thf(kpairiskpair_type, type, kpairiskpair: $o).
% 2.91/1.41  thf(binunionE_type, type, binunionE: $o).
% 2.91/1.41  thf(setext_type, type, setext: $o).
% 2.91/1.41  thf(emptyinPowerset_type, type, emptyinPowerset: $o).
% 2.91/1.41  thf(upairinpowunion_type, type, upairinpowunion: $o).
% 2.91/1.41  thf(descr__Cong_type, type, descr__Cong: $o).
% 2.91/1.41  thf(binintersectSubset1_type, type, binintersectSubset1: $o).
% 2.91/1.41  thf(in_type, type, in: $i > $i > $o).
% 2.91/1.41  thf(zip_tseitin_0_type, type, zip_tseitin_0: $i > $i > $i > $o).
% 2.91/1.41  thf(quantDeMorgan1_type, type, quantDeMorgan1: $o).
% 2.91/1.41  thf(theprop_type, type, theprop: $o).
% 2.91/1.41  thf(upairset2E_type, type, upairset2E: $o).
% 2.91/1.41  thf(setadjoinIR_type, type, setadjoinIR: $o).
% 2.91/1.41  thf(sk__60_type, type, sk__60: $i).
% 2.91/1.41  thf(setadjoin__Cong_type, type, setadjoin__Cong: $o).
% 2.91/1.41  thf(symdiffI2_type, type, symdiffI2: $o).
% 2.91/1.41  thf(upairset2IR_type, type, upairset2IR: $o).
% 2.91/1.41  thf(subsetE_type, type, subsetE: $o).
% 2.91/1.41  thf(prop2set2propI_type, type, prop2set2propI: $o).
% 2.91/1.41  thf(dsetconstrEL_type, type, dsetconstrEL: $o).
% 2.91/1.41  thf(setbeta_type, type, setbeta: $o).
% 2.91/1.41  thf(eqinunit_type, type, eqinunit: $o).
% 2.91/1.41  thf(upairsetIL_type, type, upairsetIL: $o).
% 2.91/1.41  thf(powersetI1_type, type, powersetI1: $o).
% 2.91/1.41  thf(binintersectSubset3_type, type, binintersectSubset3: $o).
% 2.91/1.41  thf(singletoninpowerset_type, type, singletoninpowerset: $o).
% 2.91/1.41  thf(setminusIRneg_type, type, setminusIRneg: $o).
% 2.91/1.41  thf(kfstsingleton_type, type, kfstsingleton: $o).
% 2.91/1.41  thf(powersetAx_type, type, powersetAx: $o).
% 2.91/1.41  thf(setunionsingleton_type, type, setunionsingleton: $o).
% 2.91/1.41  thf(setukpairinjR11_type, type, setukpairinjR11: $o).
% 2.91/1.41  thf(binintersectSubset4_type, type, binintersectSubset4: $o).
% 2.91/1.41  thf(powersetI_type, type, powersetI: $o).
% 2.91/1.41  thf(upairsetIR_type, type, upairsetIR: $o).
% 2.91/1.41  thf(inCongP_type, type, inCongP: $o).
% 2.91/1.41  thf(setukpairinjL2_type, type, setukpairinjL2: $o).
% 2.91/1.41  thf(setadjoinSub_type, type, setadjoinSub: $o).
% 2.91/1.41  thf(exuE3e_type, type, exuE3e: $o).
% 2.91/1.41  thf(emptysetE_type, type, emptysetE: $o).
% 2.91/1.41  thf(setukpairinjR1_type, type, setukpairinjR1: $o).
% 2.91/1.41  thf(binintersectSubset2_type, type, binintersectSubset2: $o).
% 2.91/1.41  thf(setunionI_type, type, setunionI: $o).
% 2.91/1.41  thf(setunion__Cong_type, type, setunion__Cong: $o).
% 2.91/1.41  thf(prop2setI_type, type, prop2setI: $o).
% 2.91/1.41  thf(ex1I2_type, type, ex1I2: $o).
% 2.91/1.41  thf(nonemptyImpWitness_type, type, nonemptyImpWitness: $o).
% 2.91/1.41  thf(setminusER_type, type, setminusER: $o).
% 2.91/1.41  thf(exuE2_type, type, exuE2: $o).
% 2.91/1.41  thf(emptyset_type, type, emptyset: $i).
% 2.91/1.41  thf(singletonsuniq_type, type, singletonsuniq: $o).
% 2.91/1.41  thf(powersetsubset_type, type, powersetsubset: $o).
% 2.91/1.41  thf(subPowSU_type, type, subPowSU: $o).
% 2.91/1.41  thf(notequalI1_type, type, notequalI1: $o).
% 2.91/1.41  thf(singletoninpowunion_type, type, singletoninpowunion: $o).
% 2.91/1.41  thf(notinemptyset_type, type, notinemptyset: $o).
% 2.91/1.41  thf(nonemptyI1_type, type, nonemptyI1: $o).
% 2.91/1.41  thf(subsetTrans_type, type, subsetTrans: $o).
% 2.91/1.41  thf(setminusI_type, type, setminusI: $o).
% 2.91/1.41  thf(binunionIL_type, type, binunionIL: $o).
% 2.91/1.41  thf(subsetE2_type, type, subsetE2: $o).
% 2.91/1.41  thf(singletonsswitch_type, type, singletonsswitch: $o).
% 2.91/1.41  thf(ubforcartprodlem2_type, type, ubforcartprodlem2: $o).
% 2.91/1.41  thf(setunionsingleton1_type, type, setunionsingleton1: $o).
% 2.91/1.41  thf(setextsub_type, type, setextsub: $o).
% 2.91/1.41  thf(binunionLsub_type, type, binunionLsub: $o).
% 2.91/1.41  thf(emptysetsubset_type, type, emptysetsubset: $o).
% 2.91/1.41  thf(quantDeMorgan3_type, type, quantDeMorgan3: $o).
% 2.91/1.41  thf(setunionE_type, type, setunionE: $o).
% 2.91/1.41  thf(setminusSubset1_type, type, setminusSubset1: $o).
% 2.91/1.41  thf(emptyinunitempty_type, type, emptyinunitempty: $o).
% 2.91/1.41  thf(binunionIR_type, type, binunionIR: $o).
% 2.91/1.41  thf(setadjoinE_type, type, setadjoinE: $o).
% 2.91/1.41  thf(singletonprop_type, type, singletonprop: $o).
% 2.91/1.41  thf(sk__58_type, type, sk__58: $i).
% 2.91/1.41  thf(setadjoinIL_type, type, setadjoinIL: $o).
% 2.91/1.41  thf(exuE1_type, type, exuE1: $o).
% 2.91/1.41  thf(ubforcartprodlem1_type, type, ubforcartprodlem1: $o).
% 2.91/1.41  thf(binintersectRsub_type, type, binintersectRsub: $o).
% 2.91/1.41  thf(setminusLsub_type, type, setminusLsub: $o).
% 2.91/1.41  thf(notinsingleton_type, type, notinsingleton: $o).
% 2.91/1.41  thf(eqimpsubset2_type, type, eqimpsubset2: $o).
% 2.91/1.41  thf(exuEu_type, type, exuEu: $o).
% 2.91/1.41  thf(emptysetimpfalse_type, type, emptysetimpfalse: $o).
% 2.91/1.41  thf(upairsetE_type, type, upairsetE: $o).
% 2.91/1.41  thf(omega0Ax_type, type, omega0Ax: $o).
% 2.91/1.41  thf(notsubsetI_type, type, notsubsetI: $o).
% 2.91/1.41  thf(quantDeMorgan4_type, type, quantDeMorgan4: $o).
% 2.91/1.41  thf(setextAx_type, type, setextAx: $o).
% 2.91/1.41  thf(powersetE1_type, type, powersetE1: $o).
% 2.91/1.41  thf(bs114d_type, type, bs114d: $o).
% 2.91/1.41  thf(noeltsimpempty_type, type, noeltsimpempty: $o).
% 2.91/1.41  thf(binintersectLsub_type, type, binintersectLsub: $o).
% 2.91/1.41  thf(subsetI1_type, type, subsetI1: $o).
% 2.91/1.41  thf(symdiffE_type, type, symdiffE: $o).
% 2.91/1.41  thf(descrp_type, type, descrp: $o).
% 2.91/1.41  thf(dsetconstr__Cong_type, type, dsetconstr__Cong: $o).
% 2.91/1.41  thf(foundationAx_type, type, foundationAx: $o).
% 2.91/1.41  thf(emptysetAx_type, type, emptysetAx: $o).
% 2.91/1.41  thf(emptyI_type, type, emptyI: $o).
% 2.91/1.41  thf(setadjoinOr_type, type, setadjoinOr: $o).
% 2.91/1.41  thf(binintersectEL_type, type, binintersectEL: $o).
% 2.91/1.41  thf(emptyE1_type, type, emptyE1: $o).
% 2.91/1.41  thf(emptyInPowerset_type, type, emptyInPowerset: $o).
% 2.91/1.41  thf(vacuousDall_type, type, vacuousDall: $o).
% 2.91/1.41  thf(dsetconstrER_type, type, dsetconstrER: $o).
% 2.91/1.41  thf(cartprodmempair1_type, type, cartprodmempair1: $o).
% 2.91/1.41  thf(binintersectI_type, type, binintersectI: $o).
% 2.91/1.41  thf(ubforcartprodlem3_type, type, ubforcartprodlem3: $o).
% 2.91/1.41  thf(ex1E1_type, type, ex1E1: $o).
% 2.91/1.41  thf(cartprodpairin_type, type, cartprodpairin: $o).
% 2.91/1.41  thf(setukpairinjL_type, type, setukpairinjL: $o).
% 2.91/1.41  thf(symdiffI1_type, type, symdiffI1: $o).
% 2.91/1.41  thf(setukpairinjL1_type, type, setukpairinjL1: $o).
% 2.91/1.41  thf(subsetI2_type, type, subsetI2: $o).
% 2.91/1.41  thf(cartprodfstin_type, type, cartprodfstin: $o).
% 2.91/1.41  thf(symdiffIneg1_type, type, symdiffIneg1: $o).
% 2.91/1.41  thf(setminusERneg_type, type, setminusERneg: $o).
% 2.91/1.41  thf(symdiffIneg2_type, type, symdiffIneg2: $o).
% 2.91/1.41  thf(omega__Cong_type, type, omega__Cong: $o).
% 2.91/1.41  thf(subsetRefl_type, type, subsetRefl: $o).
% 2.91/1.41  thf(uniqinunit_type, type, uniqinunit: $o).
% 2.91/1.41  thf(setukpairinjR12_type, type, setukpairinjR12: $o).
% 2.91/1.41  thf(setminusSubset2_type, type, setminusSubset2: $o).
% 2.91/1.41  thf(prop2setE_type, type, prop2setE: $o).
% 2.91/1.41  thf(binunionEcases_type, type, binunionEcases: $o).
% 2.91/1.41  thf(nonemptyI_type, type, nonemptyI: $o).
% 2.91/1.41  thf(disjointsetsI1_type, type, disjointsetsI1: $o).
% 2.91/1.41  thf(exuE3u_type, type, exuE3u: $o).
% 2.91/1.41  thf(setminusEL_type, type, setminusEL: $o).
% 2.91/1.41  thf(singletonsubset_type, type, singletonsubset: $o).
% 2.91/1.41  thf(sepSubset_type, type, sepSubset: $o).
% 2.91/1.41  thf(setunionE2_type, type, setunionE2: $o).
% 2.91/1.41  thf(eqimpsubset1_type, type, eqimpsubset1: $o).
% 2.91/1.41  thf(ex1I_type, type, ex1I: $o).
% 2.91/1.41  thf(exuI3_type, type, exuI3: $o).
% 2.91/1.41  thf(notdallE_type, type, notdallE: $o).
% 2.91/1.41  thf(binintersectER_type, type, binintersectER: $o).
% 2.91/1.41  thf(kpairp_type, type, kpairp: $o).
% 2.91/1.41  thf(dsetconstrI_type, type, dsetconstrI: $o).
% 2.91/1.41  thf(setadjoin_type, type, setadjoin: $i > $i > $i).
% 2.91/1.41  thf(exu__Cong_type, type, exu__Cong: $o).
% 2.91/1.41  thf(quantDeMorgan2_type, type, quantDeMorgan2: $o).
% 2.91/1.41  thf(setunionsingleton2_type, type, setunionsingleton2: $o).
% 2.91/1.41  thf(subsetemptysetimpeq_type, type, subsetemptysetimpeq: $o).
% 2.91/1.41  thf(replAx_type, type, replAx: $o).
% 2.91/1.41  thf(nonemptyE1_type, type, nonemptyE1: $o).
% 2.91/1.41  thf(omegaIndAx_type, type, omegaIndAx: $o).
% 2.91/1.41  thf(secondinupair_type, type, secondinupair: $o).
% 2.91/1.41  thf(inPowerset_type, type, inPowerset: $o).
% 2.91/1.41  thf(cartprodmempair_type, type, cartprodmempair: $o).
% 2.91/1.41  thf(in__Cong_type, type, in__Cong: $o).
% 2.91/1.41  thf(binunionRsub_type, type, binunionRsub: $o).
% 2.91/1.41  thf(subset2powerset_type, type, subset2powerset: $o).
% 2.91/1.41  thf(setukpairinjR1, axiom, setukpairinjR1 =
% 2.91/1.41    (![Xx:$i,Xy:$i,Xz:$i,Xu:$i]:
% 2.91/1.41     ( ( ( setadjoin @
% 2.91/1.41           ( setadjoin @ Xx @ emptyset ) @ 
% 2.91/1.41           ( setadjoin @
% 2.91/1.41             ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) =
% 2.91/1.41         ( setadjoin @
% 2.91/1.41           ( setadjoin @ Xz @ emptyset ) @ 
% 2.91/1.41           ( setadjoin @
% 2.91/1.41             ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) ) =>
% 2.91/1.41       ( ( ( Xz ) = ( Xu ) ) => ( ( Xy ) = ( Xu ) ) ) ))).
% 2.91/1.41  thf('0', plain,
% 2.91/1.41      (( setukpairinjR1 ) =
% 2.91/1.41       ( ![X4:$i,X6:$i,X8:$i,X10:$i]:
% 2.91/1.41         ( ( ( setadjoin @
% 2.91/1.41               ( setadjoin @ X4 @ emptyset ) @ 
% 2.91/1.41               ( setadjoin @
% 2.91/1.41                 ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) @ emptyset ) ) =
% 2.91/1.41             ( setadjoin @
% 2.91/1.41               ( setadjoin @ X8 @ emptyset ) @ 
% 2.91/1.41               ( setadjoin @
% 2.91/1.41                 ( setadjoin @ X8 @ ( setadjoin @ X10 @ emptyset ) ) @ emptyset ) ) ) =>
% 2.91/1.41           ( ( ( X8 ) = ( X10 ) ) => ( ( X6 ) = ( X10 ) ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(setukpairinjR12, axiom, setukpairinjR12 =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( ( ( Xx ) = ( Xy ) ) =>
% 2.91/1.41       ( ( setadjoin @
% 2.91/1.41           ( setadjoin @ Xx @ emptyset ) @ 
% 2.91/1.41           ( setadjoin @
% 2.91/1.41             ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) =
% 2.91/1.41         ( setadjoin @ ( setadjoin @ Xx @ emptyset ) @ emptyset ) ) ))).
% 2.91/1.41  thf('1', plain,
% 2.91/1.41      (( setukpairinjR12 ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( ( ( X4 ) = ( X6 ) ) =>
% 2.91/1.41           ( ( setadjoin @
% 2.91/1.41               ( setadjoin @ X4 @ emptyset ) @ 
% 2.91/1.41               ( setadjoin @
% 2.91/1.41                 ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) @ emptyset ) ) =
% 2.91/1.41             ( setadjoin @ ( setadjoin @ X4 @ emptyset ) @ emptyset ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(setukpairinjR11, axiom, setukpairinjR11 =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( ( ( Xx ) = ( Xy ) ) =>
% 2.91/1.41       ( ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) =
% 2.91/1.41         ( setadjoin @ Xx @ emptyset ) ) ))).
% 2.91/1.41  thf('2', plain,
% 2.91/1.41      (( setukpairinjR11 ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( ( ( X4 ) = ( X6 ) ) =>
% 2.91/1.41           ( ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) =
% 2.91/1.41             ( setadjoin @ X4 @ emptyset ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(setukpairinjL2, axiom, setukpairinjL2 =
% 2.91/1.41    (![Xx:$i,Xy:$i,Xz:$i,Xu:$i]:
% 2.91/1.41     ( ( ( setadjoin @
% 2.91/1.41           ( setadjoin @ Xx @ emptyset ) @ 
% 2.91/1.41           ( setadjoin @
% 2.91/1.41             ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) =
% 2.91/1.41         ( setadjoin @
% 2.91/1.41           ( setadjoin @ Xz @ emptyset ) @ 
% 2.91/1.41           ( setadjoin @
% 2.91/1.41             ( setadjoin @ Xz @ ( setadjoin @ Xu @ emptyset ) ) @ emptyset ) ) ) =>
% 2.91/1.41       ( ( Xx ) = ( Xz ) ) ))).
% 2.91/1.41  thf('3', plain,
% 2.91/1.41      (( setukpairinjL2 ) =
% 2.91/1.41       ( ![X4:$i,X6:$i,X8:$i,X10:$i]:
% 2.91/1.41         ( ( ( setadjoin @
% 2.91/1.41               ( setadjoin @ X4 @ emptyset ) @ 
% 2.91/1.41               ( setadjoin @
% 2.91/1.41                 ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) @ emptyset ) ) =
% 2.91/1.41             ( setadjoin @
% 2.91/1.41               ( setadjoin @ X8 @ emptyset ) @ 
% 2.91/1.41               ( setadjoin @
% 2.91/1.41                 ( setadjoin @ X8 @ ( setadjoin @ X10 @ emptyset ) ) @ emptyset ) ) ) =>
% 2.91/1.41           ( ( X4 ) = ( X8 ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(setukpairinjL1, axiom, setukpairinjL1 =
% 2.91/1.41    (![Xx:$i,Xy:$i,Xz:$i]:
% 2.91/1.41     ( ( in @
% 2.91/1.41         ( setadjoin @ Xz @ emptyset ) @ 
% 2.91/1.41         ( setadjoin @
% 2.91/1.41           ( setadjoin @ Xx @ emptyset ) @ 
% 2.91/1.41           ( setadjoin @
% 2.91/1.41             ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) @ emptyset ) ) ) =>
% 2.91/1.41       ( ( Xx ) = ( Xz ) ) ))).
% 2.91/1.41  thf('4', plain,
% 2.91/1.41      (( setukpairinjL1 ) =
% 2.91/1.41       ( ![X4:$i,X6:$i,X8:$i]:
% 2.91/1.41         ( ( in @
% 2.91/1.41             ( setadjoin @ X8 @ emptyset ) @ 
% 2.91/1.41             ( setadjoin @
% 2.91/1.41               ( setadjoin @ X4 @ emptyset ) @ 
% 2.91/1.41               ( setadjoin @
% 2.91/1.41                 ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) @ emptyset ) ) ) =>
% 2.91/1.41           ( ( X4 ) = ( X8 ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(singletonsuniq, axiom, singletonsuniq =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( ( ( setadjoin @ Xx @ emptyset ) = ( setadjoin @ Xy @ emptyset ) ) =>
% 2.91/1.41       ( ( Xx ) = ( Xy ) ) ))).
% 2.91/1.41  thf('5', plain,
% 2.91/1.41      (( singletonsuniq ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( ( ( setadjoin @ X4 @ emptyset ) = ( setadjoin @ X6 @ emptyset ) ) =>
% 2.91/1.41           ( ( X4 ) = ( X6 ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(upairset2E, axiom, upairset2E =
% 2.91/1.41    (![Xx:$i,Xy:$i,Xz:$i]:
% 2.91/1.41     ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) =>
% 2.91/1.41       ( ( ( Xz ) = ( Xx ) ) | ( ( Xz ) = ( Xy ) ) ) ))).
% 2.91/1.41  thf('6', plain,
% 2.91/1.41      (( upairset2E ) =
% 2.91/1.41       ( ![X4:$i,X6:$i,X8:$i]:
% 2.91/1.41         ( ( in @ X8 @ ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) ) =>
% 2.91/1.41           ( ( ( X8 ) = ( X4 ) ) | ( ( X8 ) = ( X6 ) ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(secondinupair, axiom, secondinupair =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ))).
% 2.91/1.41  thf('7', plain,
% 2.91/1.41      (( secondinupair ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( in @ X6 @ ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(upairset2IR, axiom, upairset2IR =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ))).
% 2.91/1.41  thf('8', plain,
% 2.91/1.41      (( upairset2IR ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( in @ X6 @ ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(setadjoin__Cong, axiom, setadjoin__Cong =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( ( ( Xx ) = ( Xy ) ) =>
% 2.91/1.41       ( ![Xz:$i,Xu:$i]:
% 2.91/1.41         ( ( ( Xz ) = ( Xu ) ) =>
% 2.91/1.41           ( ( setadjoin @ Xx @ Xz ) = ( setadjoin @ Xy @ Xu ) ) ) ) ))).
% 2.91/1.41  thf('9', plain,
% 2.91/1.41      (( setadjoin__Cong ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( ( ( X4 ) = ( X6 ) ) =>
% 2.91/1.41           ( ![X8:$i,X10:$i]:
% 2.91/1.41             ( ( ( X8 ) = ( X10 ) ) =>
% 2.91/1.41               ( ( setadjoin @ X4 @ X8 ) = ( setadjoin @ X6 @ X10 ) ) ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(upairsetIR, axiom, upairsetIR =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( in @ Xy @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ))).
% 2.91/1.41  thf('10', plain,
% 2.91/1.41      (( upairsetIR ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( in @ X6 @ ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(upairsetIL, axiom, upairsetIL =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( in @ Xx @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ))).
% 2.91/1.41  thf('11', plain,
% 2.91/1.41      (( upairsetIL ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( in @ X4 @ ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(upairsetE, axiom, upairsetE =
% 2.91/1.41    (![Xx:$i,Xy:$i,Xz:$i]:
% 2.91/1.41     ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) =>
% 2.91/1.41       ( ( ( Xz ) = ( Xx ) ) | ( ( Xz ) = ( Xy ) ) ) ))).
% 2.91/1.41  thf('12', plain,
% 2.91/1.41      (( upairsetE ) =
% 2.91/1.41       ( ![X4:$i,X6:$i,X8:$i]:
% 2.91/1.41         ( ( in @ X8 @ ( setadjoin @ X4 @ ( setadjoin @ X6 @ emptyset ) ) ) =>
% 2.91/1.41           ( ( ( X8 ) = ( X4 ) ) | ( ( X8 ) = ( X6 ) ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(singletonsswitch, axiom, singletonsswitch =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) =>
% 2.91/1.41       ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ))).
% 2.91/1.41  thf('13', plain,
% 2.91/1.41      (( singletonsswitch ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( ( in @ X4 @ ( setadjoin @ X6 @ emptyset ) ) =>
% 2.91/1.41           ( in @ X6 @ ( setadjoin @ X4 @ emptyset ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(eqinunit, axiom, eqinunit =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( ( ( Xx ) = ( Xy ) ) => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ))).
% 2.91/1.41  thf('14', plain,
% 2.91/1.41      (( eqinunit ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( ( ( X4 ) = ( X6 ) ) => ( in @ X4 @ ( setadjoin @ X6 @ emptyset ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(notinsingleton, axiom, notinsingleton =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( ( ( Xx ) != ( Xy ) ) => ( ~( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ))).
% 2.91/1.41  thf('15', plain,
% 2.91/1.41      (( notinsingleton ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( ( ( X4 ) != ( X6 ) ) =>
% 2.91/1.41           ( ~( in @ X6 @ ( setadjoin @ X4 @ emptyset ) ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(uniqinunit, axiom, uniqinunit =
% 2.91/1.41    (![Xx:$i,Xy:$i]:
% 2.91/1.41     ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) => ( ( Xx ) = ( Xy ) ) ))).
% 2.91/1.41  thf('16', plain,
% 2.91/1.41      (( uniqinunit ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]:
% 2.91/1.41         ( ( in @ X4 @ ( setadjoin @ X6 @ emptyset ) ) => ( ( X4 ) = ( X6 ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(setadjoinOr, axiom, setadjoinOr =
% 2.91/1.41    (![Xx:$i,A:$i,Xy:$i]:
% 2.91/1.41     ( ( in @ Xy @ ( setadjoin @ Xx @ A ) ) =>
% 2.91/1.41       ( ( ( Xy ) = ( Xx ) ) | ( in @ Xy @ A ) ) ))).
% 2.91/1.41  thf('17', plain,
% 2.91/1.41      (( setadjoinOr ) =
% 2.91/1.41       ( ![X4:$i,X6:$i,X8:$i]:
% 2.91/1.41         ( ( in @ X8 @ ( setadjoin @ X4 @ X6 ) ) =>
% 2.91/1.41           ( ( ( X8 ) = ( X4 ) ) | ( in @ X8 @ X6 ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(setadjoinE, axiom, setadjoinE =
% 2.91/1.41    (![Xx:$i,A:$i,Xy:$i]:
% 2.91/1.41     ( ( in @ Xy @ ( setadjoin @ Xx @ A ) ) =>
% 2.91/1.41       ( ![Xphi:$o]:
% 2.91/1.41         ( ( ( ( Xy ) = ( Xx ) ) => ( Xphi ) ) =>
% 2.91/1.41           ( ( ( in @ Xy @ A ) => ( Xphi ) ) => ( Xphi ) ) ) ) ))).
% 2.91/1.41  thf('18', plain,
% 2.91/1.41      (( setadjoinE ) =
% 2.91/1.41       ( ![X4:$i,X6:$i,X8:$i]:
% 2.91/1.41         ( ( in @ X8 @ ( setadjoin @ X4 @ X6 ) ) =>
% 2.91/1.41           ( ![X10:$o]:
% 2.91/1.41             ( ( ( ( X8 ) = ( X4 ) ) => ( X10 ) ) =>
% 2.91/1.41               ( ( ( in @ X8 @ X6 ) => ( X10 ) ) => ( X10 ) ) ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(setadjoinIR, axiom, setadjoinIR =
% 2.91/1.41    (![Xx:$i,A:$i,Xy:$i]:
% 2.91/1.41     ( ( in @ Xy @ A ) => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ))).
% 2.91/1.41  thf('19', plain,
% 2.91/1.41      (( setadjoinIR ) =
% 2.91/1.41       ( ![X4:$i,X6:$i,X8:$i]:
% 2.91/1.41         ( ( in @ X8 @ X6 ) => ( in @ X8 @ ( setadjoin @ X4 @ X6 ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(emptyinunitempty, axiom,(( emptyinunitempty  ) =
% 2.91/1.41    (in @ emptyset @ ( setadjoin @ emptyset @ emptyset )))).
% 2.91/1.41  thf('20', plain,
% 2.91/1.41      (( emptyinunitempty ) =
% 2.91/1.41       ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) )),
% 2.91/1.41      inference('simplify_rw_rule', [status(thm)], [emptyinunitempty])).
% 2.91/1.41  thf('21', plain,
% 2.91/1.41      (( emptyinunitempty ) =
% 2.91/1.41       ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(setadjoinIL, axiom, setadjoinIL =
% 2.91/1.41    (![Xx:$i,Xy:$i]: ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ))).
% 2.91/1.41  thf('22', plain,
% 2.91/1.41      (( setadjoinIL ) =
% 2.91/1.41       ( ![X4:$i,X6:$i]: ( in @ X4 @ ( setadjoin @ X4 @ X6 ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(setadjoinAx, axiom, setadjoinAx =
% 2.91/1.41    (![Xx:$i,A:$i,Xy:$i]:
% 2.91/1.41     ( ( in @ Xy @ ( setadjoin @ Xx @ A ) ) <=>
% 2.91/1.41       ( ( ( Xy ) = ( Xx ) ) | ( in @ Xy @ A ) ) ))).
% 2.91/1.41  thf('23', plain,
% 2.91/1.41      (( setadjoinAx ) =
% 2.91/1.41       ( ![X4:$i,X6:$i,X8:$i]:
% 2.91/1.41         ( ( in @ X8 @ ( setadjoin @ X4 @ X6 ) ) <=>
% 2.91/1.41           ( ( ( X8 ) = ( X4 ) ) | ( in @ X8 @ X6 ) ) ) )),
% 2.91/1.41      define([status(thm)])).
% 2.91/1.41  thf(upairequniteq, conjecture,
% 2.91/1.41    (( setextAx ) =>
% 2.91/1.41     ( ( emptysetAx ) =>
% 2.91/1.41       ( ( setadjoinAx ) =>
% 2.91/1.41         ( ( powersetAx ) =>
% 2.91/1.41           ( ( setunionAx ) =>
% 2.91/1.41             ( ( omega0Ax ) =>
% 2.91/1.41               ( ( omegaSAx ) =>
% 2.91/1.41                 ( ( omegaIndAx ) =>
% 2.91/1.41                   ( ( replAx ) =>
% 2.91/1.41                     ( ( foundationAx ) =>
% 2.91/1.41                       ( ( wellorderingAx ) =>
% 2.91/1.41                         ( ( descrp ) =>
% 2.91/1.41                           ( ( dsetconstrI ) =>
% 2.91/1.41                             ( ( dsetconstrEL ) =>
% 2.91/1.41                               ( ( dsetconstrER ) =>
% 2.91/1.41                                 ( ( exuE1 ) =>
% 2.91/1.41                                   ( ( prop2setE ) =>
% 2.91/1.41                                     ( ( emptysetE ) =>
% 2.91/1.41                                       ( ( emptysetimpfalse ) =>
% 2.91/1.41                                         ( ( notinemptyset ) =>
% 2.91/1.41                                           ( ( exuE3e ) =>
% 2.91/1.41                                             ( ( setext ) =>
% 2.91/1.41                                               ( ( emptyI ) =>
% 2.91/1.41                                                 ( ( noeltsimpempty ) =>
% 2.91/1.41                                                   ( ( setbeta ) =>
% 2.91/1.41                                                     ( ( nonemptyE1 ) =>
% 2.91/1.41                                                       ( ( nonemptyI ) =>
% 2.91/1.41                                                         ( ( nonemptyI1 ) =>
% 2.91/1.41                                                           ( ( setadjoinIL ) =>
% 2.91/1.41                                                             ( ( emptyinunitempty ) =>
% 2.91/1.41                                                               ( ( setadjoinIR ) =>
% 2.91/1.41                                                                 ( ( setadjoinE ) =>
% 2.91/1.41                                                                   ( ( 
% 2.91/1.41                                                                     setadjoinOr ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setoftrueEq ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powersetI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     emptyinPowerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     emptyInPowerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powersetE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subPowSU ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuE2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     nonemptyImpWitness ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     uniqinunit ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notinsingleton ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     eqinunit ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     singletonsswitch ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     upairsetE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     upairsetIL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     upairsetIR ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     emptyE1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     vacuousDall ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     quantDeMorgan1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     quantDeMorgan2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     quantDeMorgan3 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     quantDeMorgan4 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     prop2setI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     prop2set2propI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notdexE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notdallE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuI3 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuI2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     inCongP ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuE3u ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exu__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     emptyset__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powerset__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunion__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     omega__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuEu ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     descr__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     dsetconstr__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     eqimpsubset2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     eqimpsubset1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetI2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     emptysetsubset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetE2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notsubsetI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notequalI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notequalI2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetRefl ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetTrans ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoinSub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoinSub2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subset2powerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setextsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetemptysetimpeq ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powersetI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powersetE1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     inPowerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powersetsubset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     sepInPowerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     sepSubset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionIL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     upairset2IR ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionIR ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionEcases ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionLsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionRsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectSubset5 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectEL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectLsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectSubset2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectSubset3 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectER ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     disjointsetsI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectRsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectSubset4 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectSubset1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     bs114d ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusEL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusER ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusSubset2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusERneg ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusELneg ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusILneg ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusIRneg ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusLsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusSubset1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     symdiffE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     symdiffI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     symdiffI2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     symdiffIneg1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     symdiffIneg2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     secondinupair ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairIL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairIR ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     kpairiskpair ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     kpairp ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     singletonsubset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     singletoninpowerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     singletoninpowunion ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     upairset2E ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     upairsubunion ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     upairinpowunion ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ubforcartprodlem1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ubforcartprodlem2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ubforcartprodlem3 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     cartprodpairin ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     cartprodmempair1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     cartprodmempair ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionE2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionsingleton1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionsingleton2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionsingleton ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     singletonprop ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ex1E1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ex1I ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ex1I2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     singletonsuniq ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairinjL1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     kfstsingleton ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     theprop ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     kfstpairEq ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     cartprodfstin ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairinjL2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairinjL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairinjR11 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairinjR12 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairinjR1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     Xx:$i,
% 2.91/1.41                                                                     Xy:$i,
% 2.91/1.41                                                                     Xz:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     Xx @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     Xy @ 
% 2.91/1.41                                                                     emptyset ) ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     Xz @ 
% 2.91/1.41                                                                     emptyset ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     Xx ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     Xy ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ))).
% 2.91/1.41  thf(zf_stmt_0, conjecture,
% 2.91/1.41    (( setextAx ) =>
% 2.91/1.41     ( ( emptysetAx ) =>
% 2.91/1.41       ( ( ![X4:$i,X6:$i,X8:$i]:
% 2.91/1.41           ( ( in @ X8 @ ( setadjoin @ X4 @ X6 ) ) <=>
% 2.91/1.41             ( ( in @ X8 @ X6 ) | ( ( X8 ) = ( X4 ) ) ) ) ) =>
% 2.91/1.41         ( ( powersetAx ) =>
% 2.91/1.41           ( ( setunionAx ) =>
% 2.91/1.41             ( ( omega0Ax ) =>
% 2.91/1.41               ( ( omegaSAx ) =>
% 2.91/1.41                 ( ( omegaIndAx ) =>
% 2.91/1.41                   ( ( replAx ) =>
% 2.91/1.41                     ( ( foundationAx ) =>
% 2.91/1.41                       ( ( wellorderingAx ) =>
% 2.91/1.41                         ( ( descrp ) =>
% 2.91/1.41                           ( ( dsetconstrI ) =>
% 2.91/1.41                             ( ( dsetconstrEL ) =>
% 2.91/1.41                               ( ( dsetconstrER ) =>
% 2.91/1.41                                 ( ( exuE1 ) =>
% 2.91/1.41                                   ( ( prop2setE ) =>
% 2.91/1.41                                     ( ( emptysetE ) =>
% 2.91/1.41                                       ( ( emptysetimpfalse ) =>
% 2.91/1.41                                         ( ( notinemptyset ) =>
% 2.91/1.41                                           ( ( exuE3e ) =>
% 2.91/1.41                                             ( ( setext ) =>
% 2.91/1.41                                               ( ( emptyI ) =>
% 2.91/1.41                                                 ( ( noeltsimpempty ) =>
% 2.91/1.41                                                   ( ( setbeta ) =>
% 2.91/1.41                                                     ( ( nonemptyE1 ) =>
% 2.91/1.41                                                       ( ( nonemptyI ) =>
% 2.91/1.41                                                         ( ( nonemptyI1 ) =>
% 2.91/1.41                                                           ( ( ![X10:$i,X12:$i]:
% 2.91/1.41                                                               ( in @
% 2.91/1.41                                                                 X10 @ 
% 2.91/1.41                                                                 ( setadjoin @
% 2.91/1.41                                                                   X10 @ X12 ) ) ) =>
% 2.91/1.41                                                             ( ( in @
% 2.91/1.41                                                                 emptyset @ 
% 2.91/1.41                                                                 ( setadjoin @
% 2.91/1.41                                                                   emptyset @ 
% 2.91/1.41                                                                   emptyset ) ) =>
% 2.91/1.41                                                               ( ( ![X14:$i,
% 2.91/1.41                                                                     X16:$i,
% 2.91/1.41                                                                     X18:$i]:
% 2.91/1.41                                                                   ( ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X18 @ X16 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X18 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X14 @ X16 ) ) ) ) =>
% 2.91/1.41                                                                 ( ( ![
% 2.91/1.41                                                                     X20:$i,
% 2.91/1.41                                                                     X22:$i,
% 2.91/1.41                                                                     X24:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X24 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X20 @ X22 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X26:$o]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X24 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X20 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X26 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X24 @ X22 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X26 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X26 ) ) ) ) ) ) =>
% 2.91/1.41                                                                   ( ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X28:$i,
% 2.91/1.41                                                                     X30:$i,
% 2.91/1.41                                                                     X32:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X32 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X28 @ X30 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X32 @ X30 ) | 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X32 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X28 ) ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setoftrueEq ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powersetI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     emptyinPowerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     emptyInPowerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powersetE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subPowSU ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuE2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     nonemptyImpWitness ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X34:$i,
% 2.91/1.41                                                                     X36:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X34 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X36 @ 
% 2.91/1.41                                                                     emptyset ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X34 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X36 ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X38:$i,
% 2.91/1.41                                                                     X40:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X38 ) !=
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X40 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ~( 
% 2.91/1.41                                                                      in @
% 2.91/1.41                                                                      X40 @ 
% 2.91/1.41                                                                      ( 
% 2.91/1.41                                                                      setadjoin
% 2.91/1.41                                                                      @
% 2.91/1.41                                                                      X38 @ 
% 2.91/1.41                                                                      emptyset ) ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X42:$i,
% 2.91/1.41                                                                     X44:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X42 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X44 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X42 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X44 @ 
% 2.91/1.41                                                                     emptyset ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X46:$i,
% 2.91/1.41                                                                     X48:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X46 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X48 @ 
% 2.91/1.41                                                                     emptyset ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X48 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X46 @ 
% 2.91/1.41                                                                     emptyset ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X50:$i,
% 2.91/1.41                                                                     X52:$i,
% 2.91/1.41                                                                     X54:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X54 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X50 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X52 @ 
% 2.91/1.41                                                                     emptyset ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X54 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X52 ) ) | 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X54 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X50 ) ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X56:$i,
% 2.91/1.41                                                                     X58:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X56 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X56 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X58 @ 
% 2.91/1.41                                                                     emptyset ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X60:$i,
% 2.91/1.41                                                                     X62:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X62 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X60 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X62 @ 
% 2.91/1.41                                                                     emptyset ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     emptyE1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     vacuousDall ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     quantDeMorgan1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     quantDeMorgan2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     quantDeMorgan3 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     quantDeMorgan4 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     prop2setI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     prop2set2propI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notdexE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notdallE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuI3 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuI2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     inCongP ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuE3u ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exu__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     emptyset__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X64:$i,
% 2.91/1.41                                                                     X66:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X64 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X66 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X68:$i,
% 2.91/1.41                                                                     X70:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X68 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X70 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X64 @ X68 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X66 @ X70 ) ) ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powerset__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunion__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     omega__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     exuEu ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     descr__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     dsetconstr__Cong ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     eqimpsubset2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     eqimpsubset1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetI2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     emptysetsubset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetE2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notsubsetI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notequalI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     notequalI2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetRefl ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetTrans ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoinSub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoinSub2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subset2powerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setextsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     subsetemptysetimpeq ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powersetI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powersetE1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     inPowerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     powersetsubset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     sepInPowerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     sepSubset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionIL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X72:$i,
% 2.91/1.41                                                                     X74:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X74 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X72 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X74 @ 
% 2.91/1.41                                                                     emptyset ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionIR ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionEcases ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionLsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binunionRsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectSubset5 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectEL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectLsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectSubset2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectSubset3 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectER ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     disjointsetsI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectRsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectSubset4 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     binintersectSubset1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     bs114d ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusI ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusEL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusER ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusSubset2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusERneg ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusELneg ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusILneg ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusIRneg ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusLsub ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setminusSubset1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     symdiffE ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     symdiffI1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     symdiffI2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     symdiffIneg1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     symdiffIneg2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X76:$i,
% 2.91/1.41                                                                     X78:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X78 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X76 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X78 @ 
% 2.91/1.41                                                                     emptyset ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairIL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairIR ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     kpairiskpair ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     kpairp ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     singletonsubset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     singletoninpowerset ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     singletoninpowunion ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X80:$i,
% 2.91/1.41                                                                     X82:$i,
% 2.91/1.41                                                                     X84:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     X84 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X80 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X82 @ 
% 2.91/1.41                                                                     emptyset ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X84 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X82 ) ) | 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X84 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X80 ) ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     upairsubunion ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     upairinpowunion ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ubforcartprodlem1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ubforcartprodlem2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ubforcartprodlem3 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     cartprodpairin ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     cartprodmempair1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     cartprodmempair ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionE2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionsingleton1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionsingleton2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setunionsingleton ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     singletonprop ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ex1E1 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ex1I ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ex1I2 ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X86:$i,
% 2.91/1.41                                                                     X88:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X86 @ 
% 2.91/1.41                                                                     emptyset ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X88 @ 
% 2.91/1.41                                                                     emptyset ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X86 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X88 ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X90:$i,
% 2.91/1.41                                                                     X92:$i,
% 2.91/1.41                                                                     X94:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     in @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X94 @ 
% 2.91/1.41                                                                     emptyset ) @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X90 @ 
% 2.91/1.41                                                                     emptyset ) @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X90 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X92 @ 
% 2.91/1.41                                                                     emptyset ) ) @ 
% 2.91/1.41                                                                     emptyset ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X90 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X94 ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     kfstsingleton ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     theprop ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     kfstpairEq ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     cartprodfstin ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X96:$i,
% 2.91/1.41                                                                     X98:$i,
% 2.91/1.41                                                                     X100:$i,
% 2.91/1.41                                                                     X102:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X96 @ 
% 2.91/1.41                                                                     emptyset ) @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X96 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X98 @ 
% 2.91/1.41                                                                     emptyset ) ) @ 
% 2.91/1.41                                                                     emptyset ) ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X100 @ 
% 2.91/1.41                                                                     emptyset ) @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X100 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X102 @ 
% 2.91/1.41                                                                     emptyset ) ) @ 
% 2.91/1.41                                                                     emptyset ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X96 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X100 ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setukpairinjL ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X104:$i,
% 2.91/1.41                                                                     X106:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X104 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X106 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X104 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X106 @ 
% 2.91/1.41                                                                     emptyset ) ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X104 @ 
% 2.91/1.41                                                                     emptyset ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X108:$i,
% 2.91/1.41                                                                     X110:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X108 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X110 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X108 @ 
% 2.91/1.41                                                                     emptyset ) @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X108 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X110 @ 
% 2.91/1.41                                                                     emptyset ) ) @ 
% 2.91/1.41                                                                     emptyset ) ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X108 @ 
% 2.91/1.41                                                                     emptyset ) @ 
% 2.91/1.41                                                                     emptyset ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X112:$i,
% 2.91/1.41                                                                     X114:$i,
% 2.91/1.41                                                                     X116:$i,
% 2.91/1.41                                                                     X118:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X112 @ 
% 2.91/1.41                                                                     emptyset ) @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X112 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X114 @ 
% 2.91/1.41                                                                     emptyset ) ) @ 
% 2.91/1.41                                                                     emptyset ) ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X116 @ 
% 2.91/1.41                                                                     emptyset ) @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X116 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X118 @ 
% 2.91/1.41                                                                     emptyset ) ) @ 
% 2.91/1.41                                                                     emptyset ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X116 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X118 ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X114 ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     X118 ) ) ) ) ) =>
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ![
% 2.91/1.41                                                                     X120:$i,
% 2.91/1.41                                                                     X122:$i,
% 2.91/1.41                                                                     X124:$i]:
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X120 @ 
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X122 @ 
% 2.91/1.41                                                                     emptyset ) ) =
% 2.91/1.41                                                                     ( 
% 2.91/1.41                                                                     setadjoin
% 2.91/1.41                                                                     @
% 2.91/1.41                                                                     X124 @ 
% 2.91/1.41                                                                     emptyset ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X120 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X122 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ))).
% 2.91/1.42  thf(zf_stmt_1, type, zip_tseitin_0 : $i > $i > $i > $o).
% 2.91/1.42  thf(zf_stmt_2, axiom,
% 2.91/1.42    (![X8:$i,X6:$i,X4:$i]:
% 2.91/1.42     ( ( zip_tseitin_0 @ X8 @ X6 @ X4 ) <=>
% 2.91/1.42       ( ( ( X8 ) = ( X4 ) ) | ( in @ X8 @ X6 ) ) ))).
% 2.91/1.42  thf(zf_stmt_3, conjecture,
% 2.91/1.42    (( setextAx ) =>
% 2.91/1.42     ( ( emptysetAx ) =>
% 2.91/1.42       ( ( ![X4:$i,X6:$i,X8:$i]:
% 2.91/1.42           ( ( in @ X8 @ ( setadjoin @ X4 @ X6 ) ) <=>
% 2.91/1.42             ( zip_tseitin_0 @ X8 @ X6 @ X4 ) ) ) =>
% 2.91/1.42         ( ( powersetAx ) =>
% 2.91/1.42           ( ( setunionAx ) =>
% 2.91/1.42             ( ( omega0Ax ) =>
% 2.91/1.42               ( ( omegaSAx ) =>
% 2.91/1.42                 ( ( omegaIndAx ) =>
% 2.91/1.42                   ( ( replAx ) =>
% 2.91/1.42                     ( ( foundationAx ) =>
% 2.91/1.42                       ( ( wellorderingAx ) =>
% 2.91/1.42                         ( ( descrp ) =>
% 2.91/1.42                           ( ( dsetconstrI ) =>
% 2.91/1.42                             ( ( dsetconstrEL ) =>
% 2.91/1.42                               ( ( dsetconstrER ) =>
% 2.91/1.42                                 ( ( exuE1 ) =>
% 2.91/1.42                                   ( ( prop2setE ) =>
% 2.91/1.42                                     ( ( emptysetE ) =>
% 2.91/1.42                                       ( ( emptysetimpfalse ) =>
% 2.91/1.42                                         ( ( notinemptyset ) =>
% 2.91/1.42                                           ( ( exuE3e ) =>
% 2.91/1.42                                             ( ( setext ) =>
% 2.91/1.42                                               ( ( emptyI ) =>
% 2.91/1.42                                                 ( ( noeltsimpempty ) =>
% 2.91/1.42                                                   ( ( setbeta ) =>
% 2.91/1.42                                                     ( ( nonemptyE1 ) =>
% 2.91/1.42                                                       ( ( nonemptyI ) =>
% 2.91/1.42                                                         ( ( nonemptyI1 ) =>
% 2.91/1.42                                                           ( ( ![X10:$i,X12:$i]:
% 2.91/1.42                                                               ( in @
% 2.91/1.42                                                                 X10 @ 
% 2.91/1.42                                                                 ( setadjoin @
% 2.91/1.42                                                                   X10 @ X12 ) ) ) =>
% 2.91/1.42                                                             ( ( in @
% 2.91/1.42                                                                 emptyset @ 
% 2.91/1.42                                                                 ( setadjoin @
% 2.91/1.42                                                                   emptyset @ 
% 2.91/1.42                                                                   emptyset ) ) =>
% 2.91/1.42                                                               ( ( ![X14:$i,
% 2.91/1.42                                                                     X16:$i,
% 2.91/1.42                                                                     X18:$i]:
% 2.91/1.42                                                                   ( ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X18 @ X16 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X18 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X14 @ X16 ) ) ) ) =>
% 2.91/1.42                                                                 ( ( ![
% 2.91/1.42                                                                     X20:$i,
% 2.91/1.42                                                                     X22:$i,
% 2.91/1.42                                                                     X24:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X24 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X20 @ X22 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X26:$o]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X24 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X20 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X26 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X24 @ X22 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X26 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X26 ) ) ) ) ) ) =>
% 2.91/1.42                                                                   ( ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X28:$i,
% 2.91/1.42                                                                     X30:$i,
% 2.91/1.42                                                                     X32:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X32 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X28 @ X30 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X32 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X28 ) ) | 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X32 @ X30 ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setoftrueEq ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     powersetI ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     emptyinPowerset ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     emptyInPowerset ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     powersetE ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setunionI ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setunionE ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     subPowSU ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     exuE2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     nonemptyImpWitness ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X34:$i,
% 2.91/1.42                                                                     X36:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X34 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X36 @ 
% 2.91/1.42                                                                     emptyset ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X34 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X36 ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X38:$i,
% 2.91/1.42                                                                     X40:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X38 ) !=
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X40 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ~( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X40 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X38 @ 
% 2.91/1.42                                                                      emptyset ) ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X42:$i,
% 2.91/1.42                                                                     X44:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X42 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X44 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X42 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X44 @ 
% 2.91/1.42                                                                     emptyset ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X46:$i,
% 2.91/1.42                                                                     X48:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X46 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X48 @ 
% 2.91/1.42                                                                     emptyset ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X48 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X46 @ 
% 2.91/1.42                                                                     emptyset ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X50:$i,
% 2.91/1.42                                                                     X52:$i,
% 2.91/1.42                                                                     X54:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X54 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X50 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X52 @ 
% 2.91/1.42                                                                     emptyset ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X54 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X50 ) ) | 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X54 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X52 ) ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X56:$i,
% 2.91/1.42                                                                     X58:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X56 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X56 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X58 @ 
% 2.91/1.42                                                                     emptyset ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X60:$i,
% 2.91/1.42                                                                     X62:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X62 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X60 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X62 @ 
% 2.91/1.42                                                                     emptyset ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     emptyE1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     vacuousDall ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     quantDeMorgan1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     quantDeMorgan2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     quantDeMorgan3 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     quantDeMorgan4 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     prop2setI ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     prop2set2propI ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     notdexE ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     notdallE ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     exuI1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     exuI3 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     exuI2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     inCongP ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in__Cong ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     exuE3u ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     exu__Cong ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     emptyset__Cong ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X64:$i,
% 2.91/1.42                                                                     X66:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X64 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X66 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X68:$i,
% 2.91/1.42                                                                     X70:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X68 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X70 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X64 @ X68 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X66 @ X70 ) ) ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     powerset__Cong ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setunion__Cong ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     omega__Cong ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     exuEu ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     descr__Cong ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     dsetconstr__Cong ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     subsetI1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     eqimpsubset2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     eqimpsubset1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     subsetI2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     emptysetsubset ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     subsetE ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     subsetE2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     notsubsetI ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     notequalI1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     notequalI2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     subsetRefl ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     subsetTrans ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoinSub ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoinSub2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     subset2powerset ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setextsub ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     subsetemptysetimpeq ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     powersetI1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     powersetE1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     inPowerset ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     powersetsubset ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     sepInPowerset ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     sepSubset ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binunionIL ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X72:$i,
% 2.91/1.42                                                                     X74:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X74 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X72 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X74 @ 
% 2.91/1.42                                                                     emptyset ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binunionIR ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binunionEcases ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binunionE ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binunionLsub ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binunionRsub ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binintersectI ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binintersectSubset5 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binintersectEL ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binintersectLsub ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binintersectSubset2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binintersectSubset3 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binintersectER ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     disjointsetsI1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binintersectRsub ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binintersectSubset4 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     binintersectSubset1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     bs114d ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setminusI ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setminusEL ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setminusER ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setminusSubset2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setminusERneg ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setminusELneg ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setminusILneg ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setminusIRneg ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setminusLsub ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setminusSubset1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     symdiffE ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     symdiffI1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     symdiffI2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     symdiffIneg1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     symdiffIneg2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X76:$i,
% 2.91/1.42                                                                     X78:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X78 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X76 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X78 @ 
% 2.91/1.42                                                                     emptyset ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setukpairIL ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setukpairIR ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     kpairiskpair ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     kpairp ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     singletonsubset ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     singletoninpowerset ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     singletoninpowunion ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X80:$i,
% 2.91/1.42                                                                     X82:$i,
% 2.91/1.42                                                                     X84:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     X84 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X80 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X82 @ 
% 2.91/1.42                                                                     emptyset ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X84 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X80 ) ) | 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X84 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X82 ) ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     upairsubunion ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     upairinpowunion ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ubforcartprodlem1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ubforcartprodlem2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ubforcartprodlem3 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     cartprodpairin ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     cartprodmempair1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     cartprodmempair ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setunionE2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setunionsingleton1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setunionsingleton2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setunionsingleton ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     singletonprop ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ex1E1 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ex1I ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ex1I2 ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X86:$i,
% 2.91/1.42                                                                     X88:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X86 @ 
% 2.91/1.42                                                                     emptyset ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X88 @ 
% 2.91/1.42                                                                     emptyset ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X86 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X88 ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X90:$i,
% 2.91/1.42                                                                     X92:$i,
% 2.91/1.42                                                                     X94:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     in @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X94 @ 
% 2.91/1.42                                                                     emptyset ) @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X90 @ 
% 2.91/1.42                                                                     emptyset ) @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X90 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X92 @ 
% 2.91/1.42                                                                     emptyset ) ) @ 
% 2.91/1.42                                                                     emptyset ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X90 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X94 ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     kfstsingleton ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     theprop ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     kfstpairEq ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     cartprodfstin ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X96:$i,
% 2.91/1.42                                                                     X98:$i,
% 2.91/1.42                                                                     X100:$i,
% 2.91/1.42                                                                     X102:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X96 @ 
% 2.91/1.42                                                                     emptyset ) @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X96 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X98 @ 
% 2.91/1.42                                                                     emptyset ) ) @ 
% 2.91/1.42                                                                     emptyset ) ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X100 @ 
% 2.91/1.42                                                                     emptyset ) @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X100 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X102 @ 
% 2.91/1.42                                                                     emptyset ) ) @ 
% 2.91/1.42                                                                     emptyset ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X96 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X100 ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setukpairinjL ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X104:$i,
% 2.91/1.42                                                                     X106:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X104 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X106 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X104 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X106 @ 
% 2.91/1.42                                                                     emptyset ) ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X104 @ 
% 2.91/1.42                                                                     emptyset ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X108:$i,
% 2.91/1.42                                                                     X110:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X108 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X110 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X108 @ 
% 2.91/1.42                                                                     emptyset ) @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X108 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X110 @ 
% 2.91/1.42                                                                     emptyset ) ) @ 
% 2.91/1.42                                                                     emptyset ) ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X108 @ 
% 2.91/1.42                                                                     emptyset ) @ 
% 2.91/1.42                                                                     emptyset ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X112:$i,
% 2.91/1.42                                                                     X114:$i,
% 2.91/1.42                                                                     X116:$i,
% 2.91/1.42                                                                     X118:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X112 @ 
% 2.91/1.42                                                                     emptyset ) @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X112 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X114 @ 
% 2.91/1.42                                                                     emptyset ) ) @ 
% 2.91/1.42                                                                     emptyset ) ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X116 @ 
% 2.91/1.42                                                                     emptyset ) @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X116 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X118 @ 
% 2.91/1.42                                                                     emptyset ) ) @ 
% 2.91/1.42                                                                     emptyset ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X116 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X118 ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X114 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X118 ) ) ) ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ![
% 2.91/1.42                                                                     X120:$i,
% 2.91/1.42                                                                     X122:$i,
% 2.91/1.42                                                                     X124:$i]:
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X120 @ 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X122 @ 
% 2.91/1.42                                                                     emptyset ) ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     setadjoin
% 2.91/1.42                                                                     @
% 2.91/1.42                                                                     X124 @ 
% 2.91/1.42                                                                     emptyset ) ) =>
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X120 ) =
% 2.91/1.42                                                                     ( 
% 2.91/1.42                                                                     X122 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ))).
% 2.91/1.42  thf(zf_stmt_4, negated_conjecture,
% 2.91/1.42    (~( ( setextAx ) =>
% 2.91/1.42        ( ( emptysetAx ) =>
% 2.91/1.42          ( ( ![X4:$i,X6:$i,X8:$i]:
% 2.91/1.42              ( ( in @ X8 @ ( setadjoin @ X4 @ X6 ) ) <=>
% 2.91/1.42                ( zip_tseitin_0 @ X8 @ X6 @ X4 ) ) ) =>
% 2.91/1.42            ( ( powersetAx ) =>
% 2.91/1.42              ( ( setunionAx ) =>
% 2.91/1.42                ( ( omega0Ax ) =>
% 2.91/1.42                  ( ( omegaSAx ) =>
% 2.91/1.42                    ( ( omegaIndAx ) =>
% 2.91/1.42                      ( ( replAx ) =>
% 2.91/1.42                        ( ( foundationAx ) =>
% 2.91/1.42                          ( ( wellorderingAx ) =>
% 2.91/1.42                            ( ( descrp ) =>
% 2.91/1.42                              ( ( dsetconstrI ) =>
% 2.91/1.42                                ( ( dsetconstrEL ) =>
% 2.91/1.42                                  ( ( dsetconstrER ) =>
% 2.91/1.42                                    ( ( exuE1 ) =>
% 2.91/1.42                                      ( ( prop2setE ) =>
% 2.91/1.42                                        ( ( emptysetE ) =>
% 2.91/1.42                                          ( ( emptysetimpfalse ) =>
% 2.91/1.42                                            ( ( notinemptyset ) =>
% 2.91/1.42                                              ( ( exuE3e ) =>
% 2.91/1.42                                                ( ( setext ) =>
% 2.91/1.42                                                  ( ( emptyI ) =>
% 2.91/1.42                                                    ( ( noeltsimpempty ) =>
% 2.91/1.42                                                      ( ( setbeta ) =>
% 2.91/1.42                                                        ( ( nonemptyE1 ) =>
% 2.91/1.42                                                          ( ( nonemptyI ) =>
% 2.91/1.42                                                            ( ( nonemptyI1 ) =>
% 2.91/1.42                                                              ( ( ![X10:$i,
% 2.91/1.42                                                                    X12:$i]:
% 2.91/1.42                                                                  ( in @
% 2.91/1.42                                                                    X10 @ 
% 2.91/1.42                                                                    ( setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X10 @ X12 ) ) ) =>
% 2.91/1.42                                                                ( ( in @
% 2.91/1.42                                                                    emptyset @ 
% 2.91/1.42                                                                    ( setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      emptyset @ 
% 2.91/1.42                                                                      emptyset ) ) =>
% 2.91/1.42                                                                  ( ( ![
% 2.91/1.42                                                                      X14:$i,
% 2.91/1.42                                                                      X16:$i,
% 2.91/1.42                                                                      X18:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X18 @ X16 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X18 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X14 @ X16 ) ) ) ) =>
% 2.91/1.42                                                                    ( ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X20:$i,
% 2.91/1.42                                                                      X22:$i,
% 2.91/1.42                                                                      X24:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X24 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X20 @ X22 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X26:$o]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X24 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X20 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X26 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X24 @ X22 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X26 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X26 ) ) ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X28:$i,
% 2.91/1.42                                                                      X30:$i,
% 2.91/1.42                                                                      X32:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X32 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X28 @ X30 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X32 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X28 ) ) | 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X32 @ X30 ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setoftrueEq ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      powersetI ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      emptyinPowerset ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      emptyInPowerset ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      powersetE ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setunionI ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setunionE ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      subPowSU ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      exuE2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      nonemptyImpWitness ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X34:$i,
% 2.91/1.42                                                                      X36:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X34 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X36 @ 
% 2.91/1.42                                                                      emptyset ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X34 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X36 ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X38:$i,
% 2.91/1.42                                                                      X40:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X38 ) !=
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X40 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ~
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X40 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X38 @ 
% 2.91/1.42                                                                      emptyset ) ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X42:$i,
% 2.91/1.42                                                                      X44:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X42 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X44 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X42 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X44 @ 
% 2.91/1.42                                                                      emptyset ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X46:$i,
% 2.91/1.42                                                                      X48:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X46 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X48 @ 
% 2.91/1.42                                                                      emptyset ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X48 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X46 @ 
% 2.91/1.42                                                                      emptyset ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X50:$i,
% 2.91/1.42                                                                      X52:$i,
% 2.91/1.42                                                                      X54:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X54 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X50 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X52 @ 
% 2.91/1.42                                                                      emptyset ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X54 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X50 ) ) | 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X54 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X52 ) ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X56:$i,
% 2.91/1.42                                                                      X58:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X56 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X56 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X58 @ 
% 2.91/1.42                                                                      emptyset ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X60:$i,
% 2.91/1.42                                                                      X62:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X62 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X60 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X62 @ 
% 2.91/1.42                                                                      emptyset ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      emptyE1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      vacuousDall ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      quantDeMorgan1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      quantDeMorgan2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      quantDeMorgan3 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      quantDeMorgan4 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      prop2setI ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      prop2set2propI ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      notdexE ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      notdallE ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      exuI1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      exuI3 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      exuI2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      inCongP ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in__Cong ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      exuE3u ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      exu__Cong ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      emptyset__Cong ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X64:$i,
% 2.91/1.42                                                                      X66:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X64 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X66 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X68:$i,
% 2.91/1.42                                                                      X70:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X68 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X70 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X64 @ X68 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X66 @ X70 ) ) ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      powerset__Cong ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setunion__Cong ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      omega__Cong ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      exuEu ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      descr__Cong ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      dsetconstr__Cong ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      subsetI1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      eqimpsubset2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      eqimpsubset1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      subsetI2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      emptysetsubset ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      subsetE ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      subsetE2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      notsubsetI ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      notequalI1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      notequalI2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      subsetRefl ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      subsetTrans ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoinSub ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoinSub2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      subset2powerset ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setextsub ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      subsetemptysetimpeq ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      powersetI1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      powersetE1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      inPowerset ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      powersetsubset ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      sepInPowerset ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      sepSubset ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binunionIL ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X72:$i,
% 2.91/1.42                                                                      X74:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X74 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X72 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X74 @ 
% 2.91/1.42                                                                      emptyset ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binunionIR ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binunionEcases ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binunionE ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binunionLsub ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binunionRsub ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binintersectI ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binintersectSubset5 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binintersectEL ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binintersectLsub ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binintersectSubset2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binintersectSubset3 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binintersectER ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      disjointsetsI1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binintersectRsub ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binintersectSubset4 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      binintersectSubset1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      bs114d ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setminusI ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setminusEL ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setminusER ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setminusSubset2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setminusERneg ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setminusELneg ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setminusILneg ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setminusIRneg ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setminusLsub ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setminusSubset1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      symdiffE ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      symdiffI1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      symdiffI2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      symdiffIneg1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      symdiffIneg2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X76:$i,
% 2.91/1.42                                                                      X78:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X78 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X76 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X78 @ 
% 2.91/1.42                                                                      emptyset ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setukpairIL ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setukpairIR ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      kpairiskpair ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      kpairp ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      singletonsubset ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      singletoninpowerset ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      singletoninpowunion ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X80:$i,
% 2.91/1.42                                                                      X82:$i,
% 2.91/1.42                                                                      X84:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      X84 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X80 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X82 @ 
% 2.91/1.42                                                                      emptyset ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X84 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X80 ) ) | 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X84 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X82 ) ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      upairsubunion ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      upairinpowunion ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ubforcartprodlem1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ubforcartprodlem2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ubforcartprodlem3 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      cartprodpairin ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      cartprodmempair1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      cartprodmempair ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setunionE2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setunionsingleton1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setunionsingleton2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setunionsingleton ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      singletonprop ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ex1E1 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ex1I ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ex1I2 ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X86:$i,
% 2.91/1.42                                                                      X88:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X86 @ 
% 2.91/1.42                                                                      emptyset ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X88 @ 
% 2.91/1.42                                                                      emptyset ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X86 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X88 ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X90:$i,
% 2.91/1.42                                                                      X92:$i,
% 2.91/1.42                                                                      X94:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      in @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X94 @ 
% 2.91/1.42                                                                      emptyset ) @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X90 @ 
% 2.91/1.42                                                                      emptyset ) @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X90 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X92 @ 
% 2.91/1.42                                                                      emptyset ) ) @ 
% 2.91/1.42                                                                      emptyset ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X90 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X94 ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      kfstsingleton ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      theprop ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      kfstpairEq ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      cartprodfstin ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X96:$i,
% 2.91/1.42                                                                      X98:$i,
% 2.91/1.42                                                                      X100:$i,
% 2.91/1.42                                                                      X102:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X96 @ 
% 2.91/1.42                                                                      emptyset ) @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X96 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X98 @ 
% 2.91/1.42                                                                      emptyset ) ) @ 
% 2.91/1.42                                                                      emptyset ) ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X100 @ 
% 2.91/1.42                                                                      emptyset ) @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X100 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X102 @ 
% 2.91/1.42                                                                      emptyset ) ) @ 
% 2.91/1.42                                                                      emptyset ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X96 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X100 ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setukpairinjL ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X104:$i,
% 2.91/1.42                                                                      X106:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X104 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X106 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X104 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X106 @ 
% 2.91/1.42                                                                      emptyset ) ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X104 @ 
% 2.91/1.42                                                                      emptyset ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X108:$i,
% 2.91/1.42                                                                      X110:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X108 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X110 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X108 @ 
% 2.91/1.42                                                                      emptyset ) @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X108 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X110 @ 
% 2.91/1.42                                                                      emptyset ) ) @ 
% 2.91/1.42                                                                      emptyset ) ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X108 @ 
% 2.91/1.42                                                                      emptyset ) @ 
% 2.91/1.42                                                                      emptyset ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X112:$i,
% 2.91/1.42                                                                      X114:$i,
% 2.91/1.42                                                                      X116:$i,
% 2.91/1.42                                                                      X118:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X112 @ 
% 2.91/1.42                                                                      emptyset ) @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X112 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X114 @ 
% 2.91/1.42                                                                      emptyset ) ) @ 
% 2.91/1.42                                                                      emptyset ) ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X116 @ 
% 2.91/1.42                                                                      emptyset ) @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X116 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X118 @ 
% 2.91/1.42                                                                      emptyset ) ) @ 
% 2.91/1.42                                                                      emptyset ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X116 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X118 ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X114 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X118 ) ) ) ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ![
% 2.91/1.42                                                                      X120:$i,
% 2.91/1.42                                                                      X122:$i,
% 2.91/1.42                                                                      X124:$i]:
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X120 @ 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X122 @ 
% 2.91/1.42                                                                      emptyset ) ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      setadjoin
% 2.91/1.42                                                                      @
% 2.91/1.42                                                                      X124 @ 
% 2.91/1.42                                                                      emptyset ) ) =>
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X120 ) =
% 2.91/1.42                                                                      ( 
% 2.91/1.42                                                                      X122 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )),
% 2.91/1.42    inference('cnf.neg', [status(esa)], [zf_stmt_3])).
% 2.91/1.42  thf(zip_derived_cl26, plain,
% 2.91/1.42      (![X12 : $i, X13 : $i]:
% 2.91/1.42         (~ (in @ X12 @ (setadjoin @ X13 @ emptyset)) | ((X13) = (X12)))),
% 2.91/1.42      inference('cnf', [status(esa)], [zf_stmt_4])).
% 2.91/1.42  thf(zip_derived_cl89, plain,
% 2.91/1.42      (((setadjoin @ sk__58 @ (setadjoin @ sk__59 @ emptyset))
% 2.91/1.42         = (setadjoin @ sk__60 @ emptyset))),
% 2.91/1.42      inference('cnf', [status(esa)], [zf_stmt_4])).
% 2.91/1.42  thf(zip_derived_cl89, plain,
% 2.91/1.42      (((setadjoin @ sk__58 @ (setadjoin @ sk__59 @ emptyset))
% 2.91/1.42         = (setadjoin @ sk__60 @ emptyset))),
% 2.91/1.42      inference('cnf', [status(esa)], [zf_stmt_4])).
% 2.91/1.42  thf(zip_derived_cl18, plain,
% 2.91/1.42      (![X4 : $i, X5 : $i]:  (in @ X4 @ (setadjoin @ X4 @ X5))),
% 2.91/1.42      inference('cnf', [status(esa)], [zf_stmt_4])).
% 2.91/1.42  thf(zip_derived_cl311, plain,
% 2.91/1.42      ( (in @ sk__58 @ (setadjoin @ sk__60 @ emptyset))),
% 2.91/1.42      inference('sup+', [status(thm)], [zip_derived_cl89, zip_derived_cl18])).
% 2.91/1.42  thf(zip_derived_cl26, plain,
% 2.91/1.42      (![X12 : $i, X13 : $i]:
% 2.91/1.42         (~ (in @ X12 @ (setadjoin @ X13 @ emptyset)) | ((X13) = (X12)))),
% 2.91/1.42      inference('cnf', [status(esa)], [zf_stmt_4])).
% 2.91/1.42  thf(zip_derived_cl338, plain, (((sk__60) = (sk__58))),
% 2.91/1.42      inference('sup-', [status(thm)], [zip_derived_cl311, zip_derived_cl26])).
% 2.91/1.42  thf(zip_derived_cl358, plain,
% 2.91/1.42      (((setadjoin @ sk__58 @ (setadjoin @ sk__59 @ emptyset))
% 2.91/1.42         = (setadjoin @ sk__58 @ emptyset))),
% 2.91/1.42      inference('demod', [status(thm)], [zip_derived_cl89, zip_derived_cl338])).
% 2.91/1.42  thf(zip_derived_cl70, plain,
% 2.91/1.42      (![X22 : $i, X23 : $i]:
% 2.91/1.42          (in @ X22 @ (setadjoin @ X23 @ (setadjoin @ X22 @ emptyset)))),
% 2.91/1.42      inference('cnf', [status(esa)], [zf_stmt_4])).
% 2.91/1.42  thf(zip_derived_cl417, plain,
% 2.91/1.42      ( (in @ sk__59 @ (setadjoin @ sk__58 @ emptyset))),
% 2.91/1.42      inference('sup+', [status(thm)], [zip_derived_cl358, zip_derived_cl70])).
% 2.91/1.42  thf(zip_derived_cl441, plain, (((sk__58) = (sk__59))),
% 2.91/1.42      inference('sup+', [status(thm)], [zip_derived_cl26, zip_derived_cl417])).
% 2.91/1.42  thf(zip_derived_cl88, plain, (((sk__58) != (sk__59))),
% 2.91/1.42      inference('cnf', [status(esa)], [zf_stmt_4])).
% 2.91/1.42  thf(zip_derived_cl449, plain, ($false),
% 2.91/1.42      inference('simplify_reflect-', [status(thm)],
% 2.91/1.42                [zip_derived_cl441, zip_derived_cl88])).
% 2.91/1.42  
% 2.91/1.42  % SZS output end Refutation
% 2.91/1.42  
% 2.91/1.42  
% 2.91/1.42  % Terminating...
% 3.09/1.57  % Runner terminated.
% 3.09/1.57  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------