TSTP Solution File: SET811+4 by Princess---230619

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Princess---230619
% Problem  : SET811+4 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp
% Command  : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s

% Computer : n004.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 Aug 31 15:26:32 EDT 2023

% Result   : Theorem 11.12s 2.23s
% Output   : Proof 16.28s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : SET811+4 : TPTP v8.1.2. Released v3.2.0.
% 0.00/0.13  % Command  : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s
% 0.14/0.35  % Computer : n004.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Sat Aug 26 12:22:07 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.21/0.61  ________       _____
% 0.21/0.61  ___  __ \_________(_)________________________________
% 0.21/0.61  __  /_/ /_  ___/_  /__  __ \  ___/  _ \_  ___/_  ___/
% 0.21/0.61  _  ____/_  /   _  / _  / / / /__ /  __/(__  )_(__  )
% 0.21/0.61  /_/     /_/    /_/  /_/ /_/\___/ \___//____/ /____/
% 0.21/0.61  
% 0.21/0.61  A Theorem Prover for First-Order Logic modulo Linear Integer Arithmetic
% 0.21/0.61  (2023-06-19)
% 0.21/0.61  
% 0.21/0.61  (c) Philipp Rümmer, 2009-2023
% 0.21/0.61  Contributors: Peter Backeman, Peter Baumgartner, Angelo Brillout, Zafer Esen,
% 0.21/0.61                Amanda Stjerna.
% 0.21/0.61  Free software under BSD-3-Clause.
% 0.21/0.61  
% 0.21/0.61  For more information, visit http://www.philipp.ruemmer.org/princess.shtml
% 0.21/0.61  
% 0.21/0.61  Loading /export/starexec/sandbox/benchmark/theBenchmark.p ...
% 0.21/0.62  Running up to 7 provers in parallel.
% 0.21/0.64  Prover 0: Options:  +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1042961893
% 0.21/0.64  Prover 1: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1571432423
% 0.21/0.64  Prover 2: Options:  +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMinimalAndEmpty -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1065072994
% 0.21/0.64  Prover 3: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1922548996
% 0.21/0.64  Prover 4: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=1868514696
% 0.21/0.64  Prover 5: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=complete -randomSeed=1259561288
% 0.21/0.64  Prover 6: Options:  -triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximalOutermost -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1399714365
% 3.12/1.09  Prover 4: Preprocessing ...
% 3.12/1.09  Prover 1: Preprocessing ...
% 3.12/1.13  Prover 6: Preprocessing ...
% 3.12/1.13  Prover 2: Preprocessing ...
% 3.12/1.13  Prover 0: Preprocessing ...
% 3.12/1.13  Prover 5: Preprocessing ...
% 3.12/1.13  Prover 3: Preprocessing ...
% 6.56/1.60  Prover 5: Proving ...
% 6.95/1.65  Prover 2: Proving ...
% 7.24/1.66  Prover 6: Proving ...
% 7.24/1.68  Prover 3: Constructing countermodel ...
% 7.24/1.68  Prover 1: Constructing countermodel ...
% 8.12/1.79  Prover 0: Proving ...
% 8.12/1.80  Prover 4: Constructing countermodel ...
% 9.22/1.96  Prover 1: gave up
% 9.22/1.96  Prover 3: gave up
% 9.22/1.97  Prover 7: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-236303470
% 9.22/1.97  Prover 8: Options:  +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-200781089
% 9.22/1.99  Prover 8: Preprocessing ...
% 9.22/2.00  Prover 7: Preprocessing ...
% 9.22/2.01  Prover 6: gave up
% 9.22/2.02  Prover 9: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allMinimal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1423531889
% 9.80/2.07  Prover 9: Preprocessing ...
% 9.80/2.11  Prover 7: Warning: ignoring some quantifiers
% 9.80/2.13  Prover 7: Constructing countermodel ...
% 11.12/2.19  Prover 8: Warning: ignoring some quantifiers
% 11.12/2.20  Prover 8: Constructing countermodel ...
% 11.12/2.22  Prover 0: proved (1592ms)
% 11.12/2.22  
% 11.12/2.23  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 11.12/2.23  
% 11.12/2.23  Prover 2: stopped
% 11.12/2.23  Prover 5: stopped
% 11.12/2.23  Prover 13: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=complete -randomSeed=1138197443
% 11.12/2.23  Prover 11: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1509710984
% 11.12/2.24  Prover 10: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=919308125
% 11.68/2.26  Prover 11: Preprocessing ...
% 11.68/2.28  Prover 10: Preprocessing ...
% 11.68/2.29  Prover 13: Preprocessing ...
% 12.45/2.36  Prover 10: Warning: ignoring some quantifiers
% 12.45/2.38  Prover 10: Constructing countermodel ...
% 12.45/2.40  Prover 13: Warning: ignoring some quantifiers
% 12.45/2.41  Prover 8: gave up
% 12.45/2.42  Prover 13: Constructing countermodel ...
% 12.45/2.42  Prover 16: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=completeFrugal -randomSeed=-2043353683
% 13.10/2.45  Prover 16: Preprocessing ...
% 13.10/2.45  Prover 9: Constructing countermodel ...
% 13.10/2.46  Prover 9: stopped
% 13.10/2.47  Prover 19: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=complete -randomSeed=-1780594085
% 13.51/2.51  Prover 10: gave up
% 13.51/2.52  Prover 19: Preprocessing ...
% 13.51/2.53  Prover 16: Warning: ignoring some quantifiers
% 13.51/2.54  Prover 16: Constructing countermodel ...
% 13.51/2.54  Prover 11: Constructing countermodel ...
% 13.98/2.70  Prover 19: Warning: ignoring some quantifiers
% 14.71/2.71  Prover 19: Constructing countermodel ...
% 15.39/2.81  Prover 4: Found proof (size 93)
% 15.39/2.81  Prover 4: proved (2176ms)
% 15.39/2.81  Prover 13: stopped
% 15.39/2.81  Prover 16: stopped
% 15.39/2.81  Prover 7: stopped
% 15.39/2.81  Prover 11: stopped
% 15.39/2.81  Prover 19: stopped
% 15.39/2.82  
% 15.39/2.82  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 15.39/2.82  
% 15.39/2.83  % SZS output start Proof for theBenchmark
% 15.39/2.83  Assumptions after simplification:
% 15.39/2.83  ---------------------------------
% 15.39/2.83  
% 15.39/2.83    (equal_set)
% 16.03/2.86     ! [v0: $i] :  ! [v1: $i] :  ! [v2: int] : (v2 = 0 |  ~ (equal_set(v0, v1) =
% 16.03/2.86        v2) |  ~ $i(v1) |  ~ $i(v0) |  ? [v3: any] :  ? [v4: any] : (subset(v1,
% 16.03/2.86          v0) = v4 & subset(v0, v1) = v3 & ( ~ (v4 = 0) |  ~ (v3 = 0)))) &  ! [v0:
% 16.03/2.86      $i] :  ! [v1: $i] :  ! [v2: any] : ( ~ (subset(v1, v0) = v2) |  ~ $i(v1) | 
% 16.03/2.86      ~ $i(v0) |  ? [v3: any] :  ? [v4: any] : (equal_set(v0, v1) = v3 &
% 16.03/2.86        subset(v0, v1) = v4 & ( ~ (v3 = 0) | (v4 = 0 & v2 = 0)))) &  ! [v0: $i] : 
% 16.03/2.86    ! [v1: $i] :  ! [v2: any] : ( ~ (subset(v0, v1) = v2) |  ~ $i(v1) |  ~ $i(v0)
% 16.03/2.86      |  ? [v3: any] :  ? [v4: any] : (equal_set(v0, v1) = v3 & subset(v1, v0) =
% 16.03/2.86        v4 & ( ~ (v3 = 0) | (v4 = 0 & v2 = 0)))) &  ! [v0: $i] :  ! [v1: $i] : ( ~
% 16.03/2.86      (equal_set(v0, v1) = 0) |  ~ $i(v1) |  ~ $i(v0) | (subset(v1, v0) = 0 &
% 16.03/2.86        subset(v0, v1) = 0)) &  ! [v0: $i] :  ! [v1: $i] : ( ~ (subset(v1, v0) =
% 16.03/2.86        0) |  ~ $i(v1) |  ~ $i(v0) |  ? [v2: any] :  ? [v3: any] : (equal_set(v0,
% 16.03/2.86          v1) = v3 & subset(v0, v1) = v2 & ( ~ (v2 = 0) | v3 = 0))) &  ! [v0: $i]
% 16.03/2.86    :  ! [v1: $i] : ( ~ (subset(v0, v1) = 0) |  ~ $i(v1) |  ~ $i(v0) |  ? [v2:
% 16.03/2.86        any] :  ? [v3: any] : (equal_set(v0, v1) = v3 & subset(v1, v0) = v2 & ( ~
% 16.03/2.86          (v2 = 0) | v3 = 0)))
% 16.03/2.86  
% 16.03/2.86    (initial_segment)
% 16.03/2.87     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] :  ! [v5:
% 16.03/2.87      int] : (v5 = 0 |  ~ (initial_segment(v0, v1, v2) = v4) |  ~ (member(v3, v4)
% 16.03/2.87        = v5) |  ~ $i(v3) |  ~ $i(v2) |  ~ $i(v1) |  ~ $i(v0) |  ? [v6: any] :  ?
% 16.03/2.87      [v7: any] : (apply(v1, v3, v0) = v7 & member(v3, v2) = v6 & ( ~ (v7 = 0) | 
% 16.03/2.87          ~ (v6 = 0)))) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : 
% 16.03/2.87    ! [v4: $i] : ( ~ (initial_segment(v0, v1, v2) = v4) |  ~ (member(v3, v4) = 0)
% 16.03/2.87      |  ~ $i(v3) |  ~ $i(v2) |  ~ $i(v1) |  ~ $i(v0) | (apply(v1, v3, v0) = 0 &
% 16.03/2.87        member(v3, v2) = 0))
% 16.03/2.87  
% 16.03/2.87    (ordinal_number)
% 16.03/2.87    $i(member_predicate) & $i(on) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: int] : (v2
% 16.03/2.87      = 0 |  ~ (subset(v1, v0) = v2) |  ~ (member(v0, on) = 0) |  ~ $i(v1) |  ~
% 16.03/2.87      $i(v0) |  ? [v3: int] : ( ~ (v3 = 0) & member(v1, v0) = v3)) &  ! [v0: $i] :
% 16.03/2.87     ! [v1: int] : (v1 = 0 |  ~ (member(v0, on) = v1) |  ~ $i(v0) |  ? [v2: any] :
% 16.03/2.87       ? [v3: any] :  ? [v4: $i] :  ? [v5: int] :  ? [v6: int] : ($i(v4) & ((v5 =
% 16.03/2.87            0 &  ~ (v6 = 0) & subset(v4, v0) = v6 & member(v4, v0) = 0) |
% 16.03/2.87          (strict_well_order(member_predicate, v0) = v3 & set(v0) = v2 & ( ~ (v3 =
% 16.03/2.87                0) |  ~ (v2 = 0)))))) &  ! [v0: $i] :  ! [v1: any] : ( ~
% 16.03/2.87      (strict_well_order(member_predicate, v0) = v1) |  ~ $i(v0) |  ? [v2: any] : 
% 16.03/2.87      ? [v3: any] : (set(v0) = v3 & member(v0, on) = v2 & ( ~ (v2 = 0) | (v3 = 0 &
% 16.03/2.87            v1 = 0 &  ! [v4: $i] :  ! [v5: int] : (v5 = 0 |  ~ (subset(v4, v0) =
% 16.03/2.87                v5) |  ~ $i(v4) |  ? [v6: int] : ( ~ (v6 = 0) & member(v4, v0) =
% 16.03/2.87                v6)) &  ! [v4: $i] : ( ~ (member(v4, v0) = 0) |  ~ $i(v4) |
% 16.03/2.87              subset(v4, v0) = 0))))) &  ! [v0: $i] :  ! [v1: any] : ( ~ (set(v0)
% 16.03/2.87        = v1) |  ~ $i(v0) |  ? [v2: any] :  ? [v3: any] :
% 16.03/2.87      (strict_well_order(member_predicate, v0) = v3 & member(v0, on) = v2 & ( ~
% 16.03/2.87          (v2 = 0) | (v3 = 0 & v1 = 0 &  ! [v4: $i] :  ! [v5: int] : (v5 = 0 |  ~
% 16.03/2.87              (subset(v4, v0) = v5) |  ~ $i(v4) |  ? [v6: int] : ( ~ (v6 = 0) &
% 16.03/2.87                member(v4, v0) = v6)) &  ! [v4: $i] : ( ~ (member(v4, v0) = 0) | 
% 16.03/2.87              ~ $i(v4) | subset(v4, v0) = 0))))) &  ! [v0: $i] :  ! [v1: $i] : ( ~
% 16.03/2.87      (member(v1, v0) = 0) |  ~ (member(v0, on) = 0) |  ~ $i(v1) |  ~ $i(v0) |
% 16.03/2.87      subset(v1, v0) = 0) &  ! [v0: $i] : ( ~ (strict_well_order(member_predicate,
% 16.03/2.87          v0) = 0) |  ~ $i(v0) |  ? [v1: any] :  ? [v2: any] :  ? [v3: $i] :  ?
% 16.03/2.87      [v4: int] :  ? [v5: int] : ($i(v3) & ((v4 = 0 &  ~ (v5 = 0) & subset(v3, v0)
% 16.03/2.87            = v5 & member(v3, v0) = 0) | (set(v0) = v1 & member(v0, on) = v2 & ( ~
% 16.03/2.87              (v1 = 0) | v2 = 0))))) &  ! [v0: $i] : ( ~ (set(v0) = 0) |  ~ $i(v0)
% 16.03/2.87      |  ? [v1: any] :  ? [v2: any] :  ? [v3: $i] :  ? [v4: int] :  ? [v5: int] :
% 16.03/2.87      ($i(v3) & ((v4 = 0 &  ~ (v5 = 0) & subset(v3, v0) = v5 & member(v3, v0) = 0)
% 16.03/2.87          | (strict_well_order(member_predicate, v0) = v1 & member(v0, on) = v2 &
% 16.03/2.87            ( ~ (v1 = 0) | v2 = 0))))) &  ! [v0: $i] : ( ~ (member(v0, on) = 0) | 
% 16.03/2.87      ~ $i(v0) | (strict_well_order(member_predicate, v0) = 0 & set(v0) = 0))
% 16.03/2.87  
% 16.03/2.87    (rel_member)
% 16.03/2.88    $i(member_predicate) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: int] : (v2 = 0 |  ~
% 16.03/2.88      (apply(member_predicate, v0, v1) = v2) |  ~ $i(v1) |  ~ $i(v0) |  ? [v3:
% 16.03/2.88        int] : ( ~ (v3 = 0) & member(v0, v1) = v3)) &  ! [v0: $i] :  ! [v1: $i] : 
% 16.03/2.88    ! [v2: int] : (v2 = 0 |  ~ (member(v0, v1) = v2) |  ~ $i(v1) |  ~ $i(v0) |  ?
% 16.03/2.88      [v3: int] : ( ~ (v3 = 0) & apply(member_predicate, v0, v1) = v3)) &  ! [v0:
% 16.03/2.88      $i] :  ! [v1: $i] : ( ~ (apply(member_predicate, v0, v1) = 0) |  ~ $i(v1) | 
% 16.03/2.88      ~ $i(v0) | member(v0, v1) = 0) &  ! [v0: $i] :  ! [v1: $i] : ( ~ (member(v0,
% 16.03/2.88          v1) = 0) |  ~ $i(v1) |  ~ $i(v0) | apply(member_predicate, v0, v1) = 0)
% 16.03/2.88  
% 16.03/2.88    (subset)
% 16.03/2.88     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: int] : (v3 = 0 |  ~
% 16.03/2.88      (subset(v0, v1) = 0) |  ~ (member(v2, v1) = v3) |  ~ $i(v2) |  ~ $i(v1) |  ~
% 16.03/2.88      $i(v0) |  ? [v4: int] : ( ~ (v4 = 0) & member(v2, v0) = v4)) &  ! [v0: $i] :
% 16.03/2.88     ! [v1: $i] :  ! [v2: int] : (v2 = 0 |  ~ (subset(v0, v1) = v2) |  ~ $i(v1) | 
% 16.03/2.88      ~ $i(v0) |  ? [v3: $i] :  ? [v4: int] : ( ~ (v4 = 0) & member(v3, v1) = v4 &
% 16.03/2.88        member(v3, v0) = 0 & $i(v3))) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :
% 16.03/2.88    ( ~ (subset(v0, v1) = 0) |  ~ (member(v2, v0) = 0) |  ~ $i(v2) |  ~ $i(v1) | 
% 16.03/2.88      ~ $i(v0) | member(v2, v1) = 0)
% 16.03/2.88  
% 16.03/2.88    (thV5)
% 16.03/2.88    $i(member_predicate) & $i(on) &  ? [v0: $i] :  ? [v1: $i] :  ? [v2: $i] :  ?
% 16.03/2.88    [v3: int] : ( ~ (v3 = 0) & initial_segment(v1, member_predicate, v0) = v2 &
% 16.03/2.88      equal_set(v1, v2) = v3 & member(v1, v0) = 0 & member(v0, on) = 0 & $i(v2) &
% 16.03/2.88      $i(v1) & $i(v0))
% 16.03/2.88  
% 16.03/2.88    (function-axioms)
% 16.03/2.88     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] : (v1 = v0
% 16.03/2.88      |  ~ (initial_segment(v4, v3, v2) = v1) |  ~ (initial_segment(v4, v3, v2) =
% 16.03/2.88        v0)) &  ! [v0: MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2:
% 16.03/2.88      $i] :  ! [v3: $i] :  ! [v4: $i] : (v1 = v0 |  ~ (apply(v4, v3, v2) = v1) | 
% 16.03/2.88      ~ (apply(v4, v3, v2) = v0)) &  ! [v0: MultipleValueBool] :  ! [v1:
% 16.03/2.88      MultipleValueBool] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] : (v1 = v0 |  ~
% 16.03/2.88      (least(v4, v3, v2) = v1) |  ~ (least(v4, v3, v2) = v0)) &  ! [v0:
% 16.03/2.88      MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2: $i] :  ! [v3: $i]
% 16.03/2.88    : (v1 = v0 |  ~ (strict_order(v3, v2) = v1) |  ~ (strict_order(v3, v2) = v0))
% 16.03/2.88    &  ! [v0: MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2: $i] :  !
% 16.03/2.88    [v3: $i] : (v1 = v0 |  ~ (strict_well_order(v3, v2) = v1) |  ~
% 16.03/2.88      (strict_well_order(v3, v2) = v0)) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i]
% 16.03/2.88    :  ! [v3: $i] : (v1 = v0 |  ~ (unordered_pair(v3, v2) = v1) |  ~
% 16.03/2.88      (unordered_pair(v3, v2) = v0)) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : 
% 16.03/2.88    ! [v3: $i] : (v1 = v0 |  ~ (difference(v3, v2) = v1) |  ~ (difference(v3, v2)
% 16.03/2.88        = v0)) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0
% 16.03/2.88      |  ~ (union(v3, v2) = v1) |  ~ (union(v3, v2) = v0)) &  ! [v0: $i] :  ! [v1:
% 16.03/2.88      $i] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~ (intersection(v3, v2) = v1)
% 16.03/2.88      |  ~ (intersection(v3, v2) = v0)) &  ! [v0: MultipleValueBool] :  ! [v1:
% 16.03/2.88      MultipleValueBool] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~
% 16.03/2.88      (equal_set(v3, v2) = v1) |  ~ (equal_set(v3, v2) = v0)) &  ! [v0:
% 16.03/2.88      MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2: $i] :  ! [v3: $i]
% 16.03/2.88    : (v1 = v0 |  ~ (subset(v3, v2) = v1) |  ~ (subset(v3, v2) = v0)) &  ! [v0:
% 16.03/2.88      MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2: $i] :  ! [v3: $i]
% 16.03/2.88    : (v1 = v0 |  ~ (member(v3, v2) = v1) |  ~ (member(v3, v2) = v0)) &  ! [v0:
% 16.03/2.88      $i] :  ! [v1: $i] :  ! [v2: $i] : (v1 = v0 |  ~ (suc(v2) = v1) |  ~ (suc(v2)
% 16.03/2.88        = v0)) &  ! [v0: MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2:
% 16.03/2.88      $i] : (v1 = v0 |  ~ (set(v2) = v1) |  ~ (set(v2) = v0)) &  ! [v0: $i] :  !
% 16.03/2.88    [v1: $i] :  ! [v2: $i] : (v1 = v0 |  ~ (product(v2) = v1) |  ~ (product(v2) =
% 16.03/2.88        v0)) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : (v1 = v0 |  ~ (sum(v2) =
% 16.03/2.88        v1) |  ~ (sum(v2) = v0)) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : (v1 =
% 16.03/2.88      v0 |  ~ (singleton(v2) = v1) |  ~ (singleton(v2) = v0)) &  ! [v0: $i] :  !
% 16.03/2.88    [v1: $i] :  ! [v2: $i] : (v1 = v0 |  ~ (power_set(v2) = v1) |  ~
% 16.03/2.88      (power_set(v2) = v0))
% 16.03/2.88  
% 16.03/2.88  Further assumptions not needed in the proof:
% 16.03/2.88  --------------------------------------------
% 16.03/2.88  difference, empty_set, intersection, least, power_set, product, set_member,
% 16.03/2.88  singleton, strict_order, strict_well_order, successor, sum, union,
% 16.03/2.88  unordered_pair
% 16.03/2.88  
% 16.03/2.88  Those formulas are unsatisfiable:
% 16.03/2.88  ---------------------------------
% 16.03/2.88  
% 16.03/2.88  Begin of proof
% 16.03/2.88  | 
% 16.03/2.88  | ALPHA: (subset) implies:
% 16.03/2.89  |   (1)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (subset(v0, v1) = 0) |  ~
% 16.03/2.89  |          (member(v2, v0) = 0) |  ~ $i(v2) |  ~ $i(v1) |  ~ $i(v0) | member(v2,
% 16.03/2.89  |            v1) = 0)
% 16.03/2.89  |   (2)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: int] : (v2 = 0 |  ~ (subset(v0, v1)
% 16.03/2.89  |            = v2) |  ~ $i(v1) |  ~ $i(v0) |  ? [v3: $i] :  ? [v4: int] : ( ~
% 16.03/2.89  |            (v4 = 0) & member(v3, v1) = v4 & member(v3, v0) = 0 & $i(v3)))
% 16.03/2.89  | 
% 16.03/2.89  | ALPHA: (equal_set) implies:
% 16.03/2.89  |   (3)   ! [v0: $i] :  ! [v1: $i] : ( ~ (subset(v0, v1) = 0) |  ~ $i(v1) |  ~
% 16.03/2.89  |          $i(v0) |  ? [v2: any] :  ? [v3: any] : (equal_set(v0, v1) = v3 &
% 16.03/2.89  |            subset(v1, v0) = v2 & ( ~ (v2 = 0) | v3 = 0)))
% 16.03/2.89  |   (4)   ! [v0: $i] :  ! [v1: $i] : ( ~ (subset(v1, v0) = 0) |  ~ $i(v1) |  ~
% 16.03/2.89  |          $i(v0) |  ? [v2: any] :  ? [v3: any] : (equal_set(v0, v1) = v3 &
% 16.03/2.89  |            subset(v0, v1) = v2 & ( ~ (v2 = 0) | v3 = 0)))
% 16.03/2.89  |   (5)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: any] : ( ~ (subset(v0, v1) = v2) | 
% 16.28/2.89  |          ~ $i(v1) |  ~ $i(v0) |  ? [v3: any] :  ? [v4: any] : (equal_set(v0,
% 16.28/2.89  |              v1) = v3 & subset(v1, v0) = v4 & ( ~ (v3 = 0) | (v4 = 0 & v2 =
% 16.28/2.89  |                0))))
% 16.28/2.89  |   (6)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: any] : ( ~ (subset(v1, v0) = v2) | 
% 16.28/2.89  |          ~ $i(v1) |  ~ $i(v0) |  ? [v3: any] :  ? [v4: any] : (equal_set(v0,
% 16.28/2.89  |              v1) = v3 & subset(v0, v1) = v4 & ( ~ (v3 = 0) | (v4 = 0 & v2 =
% 16.28/2.89  |                0))))
% 16.28/2.89  |   (7)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: int] : (v2 = 0 |  ~ (equal_set(v0,
% 16.28/2.89  |              v1) = v2) |  ~ $i(v1) |  ~ $i(v0) |  ? [v3: any] :  ? [v4: any] :
% 16.28/2.89  |          (subset(v1, v0) = v4 & subset(v0, v1) = v3 & ( ~ (v4 = 0) |  ~ (v3 =
% 16.28/2.89  |                0))))
% 16.28/2.89  | 
% 16.28/2.89  | ALPHA: (ordinal_number) implies:
% 16.28/2.89  |   (8)   ! [v0: $i] :  ! [v1: $i] : ( ~ (member(v1, v0) = 0) |  ~ (member(v0,
% 16.28/2.89  |              on) = 0) |  ~ $i(v1) |  ~ $i(v0) | subset(v1, v0) = 0)
% 16.28/2.89  | 
% 16.28/2.89  | ALPHA: (rel_member) implies:
% 16.28/2.89  |   (9)   ! [v0: $i] :  ! [v1: $i] : ( ~ (member(v0, v1) = 0) |  ~ $i(v1) |  ~
% 16.28/2.89  |          $i(v0) | apply(member_predicate, v0, v1) = 0)
% 16.28/2.89  |   (10)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: int] : (v2 = 0 |  ~ (member(v0,
% 16.28/2.89  |               v1) = v2) |  ~ $i(v1) |  ~ $i(v0) |  ? [v3: int] : ( ~ (v3 = 0)
% 16.28/2.89  |             & apply(member_predicate, v0, v1) = v3))
% 16.28/2.89  | 
% 16.28/2.89  | ALPHA: (initial_segment) implies:
% 16.28/2.89  |   (11)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] :
% 16.28/2.89  |         ( ~ (initial_segment(v0, v1, v2) = v4) |  ~ (member(v3, v4) = 0) |  ~
% 16.28/2.89  |           $i(v3) |  ~ $i(v2) |  ~ $i(v1) |  ~ $i(v0) | (apply(v1, v3, v0) = 0
% 16.28/2.89  |             & member(v3, v2) = 0))
% 16.28/2.89  |   (12)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] : 
% 16.28/2.89  |         ! [v5: int] : (v5 = 0 |  ~ (initial_segment(v0, v1, v2) = v4) |  ~
% 16.28/2.89  |           (member(v3, v4) = v5) |  ~ $i(v3) |  ~ $i(v2) |  ~ $i(v1) |  ~
% 16.28/2.89  |           $i(v0) |  ? [v6: any] :  ? [v7: any] : (apply(v1, v3, v0) = v7 &
% 16.28/2.89  |             member(v3, v2) = v6 & ( ~ (v7 = 0) |  ~ (v6 = 0))))
% 16.28/2.89  | 
% 16.28/2.89  | ALPHA: (thV5) implies:
% 16.28/2.89  |   (13)  $i(member_predicate)
% 16.28/2.90  |   (14)   ? [v0: $i] :  ? [v1: $i] :  ? [v2: $i] :  ? [v3: int] : ( ~ (v3 = 0)
% 16.28/2.90  |           & initial_segment(v1, member_predicate, v0) = v2 & equal_set(v1, v2)
% 16.28/2.90  |           = v3 & member(v1, v0) = 0 & member(v0, on) = 0 & $i(v2) & $i(v1) &
% 16.28/2.90  |           $i(v0))
% 16.28/2.90  | 
% 16.28/2.90  | ALPHA: (function-axioms) implies:
% 16.28/2.90  |   (15)   ! [v0: MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2: $i]
% 16.28/2.90  |         :  ! [v3: $i] : (v1 = v0 |  ~ (member(v3, v2) = v1) |  ~ (member(v3,
% 16.28/2.90  |               v2) = v0))
% 16.28/2.90  |   (16)   ! [v0: MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2: $i]
% 16.28/2.90  |         :  ! [v3: $i] : (v1 = v0 |  ~ (subset(v3, v2) = v1) |  ~ (subset(v3,
% 16.28/2.90  |               v2) = v0))
% 16.28/2.90  |   (17)   ! [v0: MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2: $i]
% 16.28/2.90  |         :  ! [v3: $i] :  ! [v4: $i] : (v1 = v0 |  ~ (apply(v4, v3, v2) = v1) |
% 16.28/2.90  |            ~ (apply(v4, v3, v2) = v0))
% 16.28/2.90  | 
% 16.28/2.90  | DELTA: instantiating (14) with fresh symbols all_23_0, all_23_1, all_23_2,
% 16.28/2.90  |        all_23_3 gives:
% 16.28/2.90  |   (18)   ~ (all_23_0 = 0) & initial_segment(all_23_2, member_predicate,
% 16.28/2.90  |           all_23_3) = all_23_1 & equal_set(all_23_2, all_23_1) = all_23_0 &
% 16.28/2.90  |         member(all_23_2, all_23_3) = 0 & member(all_23_3, on) = 0 &
% 16.28/2.90  |         $i(all_23_1) & $i(all_23_2) & $i(all_23_3)
% 16.28/2.90  | 
% 16.28/2.90  | ALPHA: (18) implies:
% 16.28/2.90  |   (19)   ~ (all_23_0 = 0)
% 16.28/2.90  |   (20)  $i(all_23_3)
% 16.28/2.90  |   (21)  $i(all_23_2)
% 16.28/2.90  |   (22)  $i(all_23_1)
% 16.28/2.90  |   (23)  member(all_23_3, on) = 0
% 16.28/2.90  |   (24)  member(all_23_2, all_23_3) = 0
% 16.28/2.90  |   (25)  equal_set(all_23_2, all_23_1) = all_23_0
% 16.28/2.90  |   (26)  initial_segment(all_23_2, member_predicate, all_23_3) = all_23_1
% 16.28/2.90  | 
% 16.28/2.90  | GROUND_INST: instantiating (8) with all_23_3, all_23_2, simplifying with (20),
% 16.28/2.90  |              (21), (23), (24) gives:
% 16.28/2.90  |   (27)  subset(all_23_2, all_23_3) = 0
% 16.28/2.90  | 
% 16.28/2.90  | GROUND_INST: instantiating (7) with all_23_2, all_23_1, all_23_0, simplifying
% 16.28/2.90  |              with (21), (22), (25) gives:
% 16.28/2.90  |   (28)  all_23_0 = 0 |  ? [v0: any] :  ? [v1: any] : (subset(all_23_1,
% 16.28/2.90  |             all_23_2) = v1 & subset(all_23_2, all_23_1) = v0 & ( ~ (v1 = 0) | 
% 16.28/2.90  |             ~ (v0 = 0)))
% 16.28/2.90  | 
% 16.28/2.90  | BETA: splitting (28) gives:
% 16.28/2.90  | 
% 16.28/2.90  | Case 1:
% 16.28/2.90  | | 
% 16.28/2.90  | |   (29)  all_23_0 = 0
% 16.28/2.90  | | 
% 16.28/2.90  | | REDUCE: (19), (29) imply:
% 16.28/2.90  | |   (30)  $false
% 16.28/2.90  | | 
% 16.28/2.90  | | CLOSE: (30) is inconsistent.
% 16.28/2.90  | | 
% 16.28/2.90  | Case 2:
% 16.28/2.90  | | 
% 16.28/2.90  | |   (31)   ? [v0: any] :  ? [v1: any] : (subset(all_23_1, all_23_2) = v1 &
% 16.28/2.90  | |           subset(all_23_2, all_23_1) = v0 & ( ~ (v1 = 0) |  ~ (v0 = 0)))
% 16.28/2.90  | | 
% 16.28/2.90  | | DELTA: instantiating (31) with fresh symbols all_35_0, all_35_1 gives:
% 16.28/2.90  | |   (32)  subset(all_23_1, all_23_2) = all_35_0 & subset(all_23_2, all_23_1) =
% 16.28/2.90  | |         all_35_1 & ( ~ (all_35_0 = 0) |  ~ (all_35_1 = 0))
% 16.28/2.90  | | 
% 16.28/2.90  | | ALPHA: (32) implies:
% 16.28/2.90  | |   (33)  subset(all_23_2, all_23_1) = all_35_1
% 16.28/2.90  | |   (34)  subset(all_23_1, all_23_2) = all_35_0
% 16.28/2.90  | |   (35)   ~ (all_35_0 = 0) |  ~ (all_35_1 = 0)
% 16.28/2.90  | | 
% 16.28/2.90  | | GROUND_INST: instantiating (4) with all_23_3, all_23_2, simplifying with
% 16.28/2.90  | |              (20), (21), (27) gives:
% 16.28/2.91  | |   (36)   ? [v0: any] :  ? [v1: any] : (equal_set(all_23_3, all_23_2) = v1 &
% 16.28/2.91  | |           subset(all_23_3, all_23_2) = v0 & ( ~ (v0 = 0) | v1 = 0))
% 16.28/2.91  | | 
% 16.28/2.91  | | GROUND_INST: instantiating (3) with all_23_2, all_23_3, simplifying with
% 16.28/2.91  | |              (20), (21), (27) gives:
% 16.28/2.91  | |   (37)   ? [v0: any] :  ? [v1: any] : (equal_set(all_23_2, all_23_3) = v1 &
% 16.28/2.91  | |           subset(all_23_3, all_23_2) = v0 & ( ~ (v0 = 0) | v1 = 0))
% 16.28/2.91  | | 
% 16.28/2.91  | | GROUND_INST: instantiating (6) with all_23_3, all_23_2, 0, simplifying with
% 16.28/2.91  | |              (20), (21), (27) gives:
% 16.28/2.91  | |   (38)   ? [v0: any] :  ? [v1: any] : (equal_set(all_23_3, all_23_2) = v0 &
% 16.28/2.91  | |           subset(all_23_3, all_23_2) = v1 & ( ~ (v0 = 0) | v1 = 0))
% 16.28/2.91  | | 
% 16.28/2.91  | | GROUND_INST: instantiating (5) with all_23_2, all_23_3, 0, simplifying with
% 16.28/2.91  | |              (20), (21), (27) gives:
% 16.28/2.91  | |   (39)   ? [v0: any] :  ? [v1: any] : (equal_set(all_23_2, all_23_3) = v0 &
% 16.28/2.91  | |           subset(all_23_3, all_23_2) = v1 & ( ~ (v0 = 0) | v1 = 0))
% 16.28/2.91  | | 
% 16.28/2.91  | | GROUND_INST: instantiating (2) with all_23_2, all_23_1, all_35_1,
% 16.28/2.91  | |              simplifying with (21), (22), (33) gives:
% 16.28/2.91  | |   (40)  all_35_1 = 0 |  ? [v0: $i] :  ? [v1: int] : ( ~ (v1 = 0) &
% 16.28/2.91  | |           member(v0, all_23_1) = v1 & member(v0, all_23_2) = 0 & $i(v0))
% 16.28/2.91  | | 
% 16.28/2.91  | | GROUND_INST: instantiating (2) with all_23_1, all_23_2, all_35_0,
% 16.28/2.91  | |              simplifying with (21), (22), (34) gives:
% 16.28/2.91  | |   (41)  all_35_0 = 0 |  ? [v0: $i] :  ? [v1: int] : ( ~ (v1 = 0) &
% 16.28/2.91  | |           member(v0, all_23_1) = 0 & member(v0, all_23_2) = v1 & $i(v0))
% 16.28/2.91  | | 
% 16.28/2.91  | | DELTA: instantiating (36) with fresh symbols all_45_0, all_45_1 gives:
% 16.28/2.91  | |   (42)  equal_set(all_23_3, all_23_2) = all_45_0 & subset(all_23_3,
% 16.28/2.91  | |           all_23_2) = all_45_1 & ( ~ (all_45_1 = 0) | all_45_0 = 0)
% 16.28/2.91  | | 
% 16.28/2.91  | | ALPHA: (42) implies:
% 16.28/2.91  | |   (43)  subset(all_23_3, all_23_2) = all_45_1
% 16.28/2.91  | | 
% 16.28/2.91  | | DELTA: instantiating (39) with fresh symbols all_47_0, all_47_1 gives:
% 16.28/2.91  | |   (44)  equal_set(all_23_2, all_23_3) = all_47_1 & subset(all_23_3,
% 16.28/2.91  | |           all_23_2) = all_47_0 & ( ~ (all_47_1 = 0) | all_47_0 = 0)
% 16.28/2.91  | | 
% 16.28/2.91  | | ALPHA: (44) implies:
% 16.28/2.91  | |   (45)  subset(all_23_3, all_23_2) = all_47_0
% 16.28/2.91  | | 
% 16.28/2.91  | | DELTA: instantiating (38) with fresh symbols all_49_0, all_49_1 gives:
% 16.28/2.91  | |   (46)  equal_set(all_23_3, all_23_2) = all_49_1 & subset(all_23_3,
% 16.28/2.91  | |           all_23_2) = all_49_0 & ( ~ (all_49_1 = 0) | all_49_0 = 0)
% 16.28/2.91  | | 
% 16.28/2.91  | | ALPHA: (46) implies:
% 16.28/2.91  | |   (47)  subset(all_23_3, all_23_2) = all_49_0
% 16.28/2.91  | | 
% 16.28/2.91  | | DELTA: instantiating (37) with fresh symbols all_51_0, all_51_1 gives:
% 16.28/2.91  | |   (48)  equal_set(all_23_2, all_23_3) = all_51_0 & subset(all_23_3,
% 16.28/2.91  | |           all_23_2) = all_51_1 & ( ~ (all_51_1 = 0) | all_51_0 = 0)
% 16.28/2.91  | | 
% 16.28/2.91  | | ALPHA: (48) implies:
% 16.28/2.91  | |   (49)  subset(all_23_3, all_23_2) = all_51_1
% 16.28/2.91  | | 
% 16.28/2.91  | | GROUND_INST: instantiating (16) with all_45_1, all_49_0, all_23_2, all_23_3,
% 16.28/2.91  | |              simplifying with (43), (47) gives:
% 16.28/2.91  | |   (50)  all_49_0 = all_45_1
% 16.28/2.91  | | 
% 16.28/2.91  | | GROUND_INST: instantiating (16) with all_49_0, all_51_1, all_23_2, all_23_3,
% 16.28/2.91  | |              simplifying with (47), (49) gives:
% 16.28/2.91  | |   (51)  all_51_1 = all_49_0
% 16.28/2.91  | | 
% 16.28/2.91  | | GROUND_INST: instantiating (16) with all_47_0, all_51_1, all_23_2, all_23_3,
% 16.28/2.91  | |              simplifying with (45), (49) gives:
% 16.28/2.91  | |   (52)  all_51_1 = all_47_0
% 16.28/2.91  | | 
% 16.28/2.91  | | COMBINE_EQS: (51), (52) imply:
% 16.28/2.91  | |   (53)  all_49_0 = all_47_0
% 16.28/2.91  | | 
% 16.28/2.91  | | SIMP: (53) implies:
% 16.28/2.91  | |   (54)  all_49_0 = all_47_0
% 16.28/2.91  | | 
% 16.28/2.91  | | COMBINE_EQS: (50), (54) imply:
% 16.28/2.91  | |   (55)  all_47_0 = all_45_1
% 16.28/2.91  | | 
% 16.28/2.91  | | SIMP: (55) implies:
% 16.28/2.91  | |   (56)  all_47_0 = all_45_1
% 16.28/2.91  | | 
% 16.28/2.91  | | GROUND_INST: instantiating (6) with all_23_2, all_23_3, all_45_1,
% 16.28/2.91  | |              simplifying with (20), (21), (43) gives:
% 16.28/2.92  | |   (57)   ? [v0: any] :  ? [v1: any] : (equal_set(all_23_2, all_23_3) = v0 &
% 16.28/2.92  | |           subset(all_23_2, all_23_3) = v1 & ( ~ (v0 = 0) | (v1 = 0 &
% 16.28/2.92  | |               all_45_1 = 0)))
% 16.28/2.92  | | 
% 16.28/2.92  | | GROUND_INST: instantiating (5) with all_23_3, all_23_2, all_45_1,
% 16.28/2.92  | |              simplifying with (20), (21), (43) gives:
% 16.28/2.92  | |   (58)   ? [v0: any] :  ? [v1: any] : (equal_set(all_23_3, all_23_2) = v0 &
% 16.28/2.92  | |           subset(all_23_2, all_23_3) = v1 & ( ~ (v0 = 0) | (v1 = 0 &
% 16.28/2.92  | |               all_45_1 = 0)))
% 16.28/2.92  | | 
% 16.28/2.92  | | DELTA: instantiating (57) with fresh symbols all_84_0, all_84_1 gives:
% 16.28/2.92  | |   (59)  equal_set(all_23_2, all_23_3) = all_84_1 & subset(all_23_2,
% 16.28/2.92  | |           all_23_3) = all_84_0 & ( ~ (all_84_1 = 0) | (all_84_0 = 0 &
% 16.28/2.92  | |             all_45_1 = 0))
% 16.28/2.92  | | 
% 16.28/2.92  | | ALPHA: (59) implies:
% 16.28/2.92  | |   (60)  subset(all_23_2, all_23_3) = all_84_0
% 16.28/2.92  | | 
% 16.28/2.92  | | DELTA: instantiating (58) with fresh symbols all_86_0, all_86_1 gives:
% 16.28/2.92  | |   (61)  equal_set(all_23_3, all_23_2) = all_86_1 & subset(all_23_2,
% 16.28/2.92  | |           all_23_3) = all_86_0 & ( ~ (all_86_1 = 0) | (all_86_0 = 0 &
% 16.28/2.92  | |             all_45_1 = 0))
% 16.28/2.92  | | 
% 16.28/2.92  | | ALPHA: (61) implies:
% 16.28/2.92  | |   (62)  subset(all_23_2, all_23_3) = all_86_0
% 16.28/2.92  | | 
% 16.28/2.92  | | GROUND_INST: instantiating (16) with 0, all_86_0, all_23_3, all_23_2,
% 16.28/2.92  | |              simplifying with (27), (62) gives:
% 16.28/2.92  | |   (63)  all_86_0 = 0
% 16.28/2.92  | | 
% 16.28/2.92  | | GROUND_INST: instantiating (16) with all_84_0, all_86_0, all_23_3, all_23_2,
% 16.28/2.92  | |              simplifying with (60), (62) gives:
% 16.28/2.92  | |   (64)  all_86_0 = all_84_0
% 16.28/2.92  | | 
% 16.28/2.92  | | COMBINE_EQS: (63), (64) imply:
% 16.28/2.92  | |   (65)  all_84_0 = 0
% 16.28/2.92  | | 
% 16.28/2.92  | | SIMP: (65) implies:
% 16.28/2.92  | |   (66)  all_84_0 = 0
% 16.28/2.92  | | 
% 16.28/2.92  | | BETA: splitting (35) gives:
% 16.28/2.92  | | 
% 16.28/2.92  | | Case 1:
% 16.28/2.92  | | | 
% 16.28/2.92  | | |   (67)   ~ (all_35_0 = 0)
% 16.28/2.92  | | | 
% 16.28/2.92  | | | BETA: splitting (41) gives:
% 16.28/2.92  | | | 
% 16.28/2.92  | | | Case 1:
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | |   (68)  all_35_0 = 0
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | | REDUCE: (67), (68) imply:
% 16.28/2.92  | | | |   (69)  $false
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | | CLOSE: (69) is inconsistent.
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | Case 2:
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | |   (70)   ? [v0: $i] :  ? [v1: int] : ( ~ (v1 = 0) & member(v0, all_23_1)
% 16.28/2.92  | | | |           = 0 & member(v0, all_23_2) = v1 & $i(v0))
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | | DELTA: instantiating (70) with fresh symbols all_156_0, all_156_1 gives:
% 16.28/2.92  | | | |   (71)   ~ (all_156_0 = 0) & member(all_156_1, all_23_1) = 0 &
% 16.28/2.92  | | | |         member(all_156_1, all_23_2) = all_156_0 & $i(all_156_1)
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | | ALPHA: (71) implies:
% 16.28/2.92  | | | |   (72)   ~ (all_156_0 = 0)
% 16.28/2.92  | | | |   (73)  $i(all_156_1)
% 16.28/2.92  | | | |   (74)  member(all_156_1, all_23_2) = all_156_0
% 16.28/2.92  | | | |   (75)  member(all_156_1, all_23_1) = 0
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | | GROUND_INST: instantiating (10) with all_156_1, all_23_2, all_156_0,
% 16.28/2.92  | | | |              simplifying with (21), (73), (74) gives:
% 16.28/2.92  | | | |   (76)  all_156_0 = 0 |  ? [v0: int] : ( ~ (v0 = 0) &
% 16.28/2.92  | | | |           apply(member_predicate, all_156_1, all_23_2) = v0)
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | | GROUND_INST: instantiating (11) with all_23_2, member_predicate,
% 16.28/2.92  | | | |              all_23_3, all_156_1, all_23_1, simplifying with (13), (20),
% 16.28/2.92  | | | |              (21), (26), (73), (75) gives:
% 16.28/2.92  | | | |   (77)  apply(member_predicate, all_156_1, all_23_2) = 0 &
% 16.28/2.92  | | | |         member(all_156_1, all_23_3) = 0
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | | ALPHA: (77) implies:
% 16.28/2.92  | | | |   (78)  apply(member_predicate, all_156_1, all_23_2) = 0
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | | BETA: splitting (76) gives:
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | | Case 1:
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | |   (79)  all_156_0 = 0
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | | REDUCE: (72), (79) imply:
% 16.28/2.92  | | | | |   (80)  $false
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | | CLOSE: (80) is inconsistent.
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | Case 2:
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | |   (81)   ? [v0: int] : ( ~ (v0 = 0) & apply(member_predicate,
% 16.28/2.92  | | | | |             all_156_1, all_23_2) = v0)
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | | DELTA: instantiating (81) with fresh symbol all_176_0 gives:
% 16.28/2.92  | | | | |   (82)   ~ (all_176_0 = 0) & apply(member_predicate, all_156_1,
% 16.28/2.92  | | | | |           all_23_2) = all_176_0
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | | ALPHA: (82) implies:
% 16.28/2.92  | | | | |   (83)   ~ (all_176_0 = 0)
% 16.28/2.92  | | | | |   (84)  apply(member_predicate, all_156_1, all_23_2) = all_176_0
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | | GROUND_INST: instantiating (17) with 0, all_176_0, all_23_2,
% 16.28/2.92  | | | | |              all_156_1, member_predicate, simplifying with (78), (84)
% 16.28/2.92  | | | | |              gives:
% 16.28/2.92  | | | | |   (85)  all_176_0 = 0
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | | REDUCE: (83), (85) imply:
% 16.28/2.92  | | | | |   (86)  $false
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | | CLOSE: (86) is inconsistent.
% 16.28/2.92  | | | | | 
% 16.28/2.92  | | | | End of split
% 16.28/2.92  | | | | 
% 16.28/2.92  | | | End of split
% 16.28/2.92  | | | 
% 16.28/2.92  | | Case 2:
% 16.28/2.92  | | | 
% 16.28/2.93  | | |   (87)   ~ (all_35_1 = 0)
% 16.28/2.93  | | | 
% 16.28/2.93  | | | BETA: splitting (40) gives:
% 16.28/2.93  | | | 
% 16.28/2.93  | | | Case 1:
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | |   (88)  all_35_1 = 0
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | | REDUCE: (87), (88) imply:
% 16.28/2.93  | | | |   (89)  $false
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | | CLOSE: (89) is inconsistent.
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | Case 2:
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | |   (90)   ? [v0: $i] :  ? [v1: int] : ( ~ (v1 = 0) & member(v0, all_23_1)
% 16.28/2.93  | | | |           = v1 & member(v0, all_23_2) = 0 & $i(v0))
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | | DELTA: instantiating (90) with fresh symbols all_156_0, all_156_1 gives:
% 16.28/2.93  | | | |   (91)   ~ (all_156_0 = 0) & member(all_156_1, all_23_1) = all_156_0 &
% 16.28/2.93  | | | |         member(all_156_1, all_23_2) = 0 & $i(all_156_1)
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | | ALPHA: (91) implies:
% 16.28/2.93  | | | |   (92)   ~ (all_156_0 = 0)
% 16.28/2.93  | | | |   (93)  $i(all_156_1)
% 16.28/2.93  | | | |   (94)  member(all_156_1, all_23_2) = 0
% 16.28/2.93  | | | |   (95)  member(all_156_1, all_23_1) = all_156_0
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | | GROUND_INST: instantiating (1) with all_23_2, all_23_3, all_156_1,
% 16.28/2.93  | | | |              simplifying with (20), (21), (27), (93), (94) gives:
% 16.28/2.93  | | | |   (96)  member(all_156_1, all_23_3) = 0
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | | GROUND_INST: instantiating (9) with all_156_1, all_23_2, simplifying
% 16.28/2.93  | | | |              with (21), (93), (94) gives:
% 16.28/2.93  | | | |   (97)  apply(member_predicate, all_156_1, all_23_2) = 0
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | | GROUND_INST: instantiating (12) with all_23_2, member_predicate,
% 16.28/2.93  | | | |              all_23_3, all_156_1, all_23_1, all_156_0, simplifying with
% 16.28/2.93  | | | |              (13), (20), (21), (26), (93), (95) gives:
% 16.28/2.93  | | | |   (98)  all_156_0 = 0 |  ? [v0: any] :  ? [v1: any] :
% 16.28/2.93  | | | |         (apply(member_predicate, all_156_1, all_23_2) = v1 &
% 16.28/2.93  | | | |           member(all_156_1, all_23_3) = v0 & ( ~ (v1 = 0) |  ~ (v0 =
% 16.28/2.93  | | | |               0)))
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | | BETA: splitting (98) gives:
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | | Case 1:
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | |   (99)  all_156_0 = 0
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | | REDUCE: (92), (99) imply:
% 16.28/2.93  | | | | |   (100)  $false
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | | CLOSE: (100) is inconsistent.
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | Case 2:
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | |   (101)   ? [v0: any] :  ? [v1: any] : (apply(member_predicate,
% 16.28/2.93  | | | | |              all_156_1, all_23_2) = v1 & member(all_156_1, all_23_3) =
% 16.28/2.93  | | | | |            v0 & ( ~ (v1 = 0) |  ~ (v0 = 0)))
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | | DELTA: instantiating (101) with fresh symbols all_178_0, all_178_1
% 16.28/2.93  | | | | |        gives:
% 16.28/2.93  | | | | |   (102)  apply(member_predicate, all_156_1, all_23_2) = all_178_0 &
% 16.28/2.93  | | | | |          member(all_156_1, all_23_3) = all_178_1 & ( ~ (all_178_0 = 0)
% 16.28/2.93  | | | | |            |  ~ (all_178_1 = 0))
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | | ALPHA: (102) implies:
% 16.28/2.93  | | | | |   (103)  member(all_156_1, all_23_3) = all_178_1
% 16.28/2.93  | | | | |   (104)  apply(member_predicate, all_156_1, all_23_2) = all_178_0
% 16.28/2.93  | | | | |   (105)   ~ (all_178_0 = 0) |  ~ (all_178_1 = 0)
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | | GROUND_INST: instantiating (15) with 0, all_178_1, all_23_3,
% 16.28/2.93  | | | | |              all_156_1, simplifying with (96), (103) gives:
% 16.28/2.93  | | | | |   (106)  all_178_1 = 0
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | | GROUND_INST: instantiating (17) with 0, all_178_0, all_23_2,
% 16.28/2.93  | | | | |              all_156_1, member_predicate, simplifying with (97), (104)
% 16.28/2.93  | | | | |              gives:
% 16.28/2.93  | | | | |   (107)  all_178_0 = 0
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | | BETA: splitting (105) gives:
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | | Case 1:
% 16.28/2.93  | | | | | | 
% 16.28/2.93  | | | | | |   (108)   ~ (all_178_0 = 0)
% 16.28/2.93  | | | | | | 
% 16.28/2.93  | | | | | | REDUCE: (107), (108) imply:
% 16.28/2.93  | | | | | |   (109)  $false
% 16.28/2.93  | | | | | | 
% 16.28/2.93  | | | | | | CLOSE: (109) is inconsistent.
% 16.28/2.93  | | | | | | 
% 16.28/2.93  | | | | | Case 2:
% 16.28/2.93  | | | | | | 
% 16.28/2.93  | | | | | |   (110)   ~ (all_178_1 = 0)
% 16.28/2.93  | | | | | | 
% 16.28/2.93  | | | | | | REDUCE: (106), (110) imply:
% 16.28/2.93  | | | | | |   (111)  $false
% 16.28/2.93  | | | | | | 
% 16.28/2.93  | | | | | | CLOSE: (111) is inconsistent.
% 16.28/2.93  | | | | | | 
% 16.28/2.93  | | | | | End of split
% 16.28/2.93  | | | | | 
% 16.28/2.93  | | | | End of split
% 16.28/2.93  | | | | 
% 16.28/2.93  | | | End of split
% 16.28/2.93  | | | 
% 16.28/2.93  | | End of split
% 16.28/2.93  | | 
% 16.28/2.93  | End of split
% 16.28/2.93  | 
% 16.28/2.93  End of proof
% 16.28/2.93  % SZS output end Proof for theBenchmark
% 16.28/2.93  
% 16.28/2.93  2319ms
%------------------------------------------------------------------------------